Antiferromagnetic spin fluctuations and superconductivity in NbRh2B2 and TaRh2B2 with a chiral crystal structure 査読

Kazuaki Matano, Ryo Ogura, Mateo Fountaine , Harald O. Jeschke , Shinji Kawasaki, and Guo-qing Zheng

PHYSICAL REVIEW B   104   22450(1) - 22450(8)   2021年12月

Spontaneous Lattice Distortion in the Spin-Triplet Superconductor CuxBi2Se3 査読

K. Matano, S. Takayanagi, K. Ito, S. Nita, M. Yokoyama, M. Mihaescu, H. Nakao, Guo-qing Zheng

Physical Review Letters   135 ( 8 )   086001(1) - 086001(6)   2025年8月

Microscopic evidence for Fulde-Ferrel-Larkin-Ovchinnikov state and multiband effects in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>KFe</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi>As</mml:mi><mml:mn>2</mml:mn></mml:msub></mml:mrow></mml:math> 査読

X. Y. Liu, Z. Kao, J. Luo, J. Yang, A. F. Fang, J. Zhao, R. Zhou, Guo-qing Zheng

Physical Review B   112 ( 2 )   L020505(1) - L020505(7)   2025年7月

Microscopic Evidence of Charge- and Spin-Density Waves in La₃Ni₂O_7–δ Revealed by ¹³⁹La-NQR 査読

Jun Luo, Jie Feng, Gang Wang Ningning Wang, Jie Dou, Aifang Fang, Jie Yang, Jinguang Cheng, Guo-qing Zheng, Rui Zhou

Chinese Physics Letters   42 ( 6 )   067402(1) - 067402(7)   2025年6月

Fully-gapped superconductivity with rotational symmetry breaking in pressurized kagome metal CsV3Sb5 査読

X. Y. Feng, Z. Zhao, J. Luo, Y. Z. Zhou, J. Yang, A. F. Fang, H. T. Yang, H.-J. Gao, R. Zhou, Guo-qing Zheng

Nature Communications   16 ( 1 )   3643(1) - 3643(8)   2025年4月

放射光を用いた一軸応力下構造解析の試み 査読

小林映斗, 二田晴也, 佃菜桜, 峰明日香, 西垣颯, 横山武蔵, 吉田翔伍, 俣野和明, 川崎慎司, 石井賢司, 鄭国慶

SPring-8/SACLA 利用研究成果集   12 ( 5 )   325 - 328   2024年10月

Strain-induced long-range charge-density wave order in the optimally doped Bi2Sr2−xLaxCuO6 superconductor 査読

Shinji Kawasaki, Nao Tsukuda, Chengtian Lin, Guo-qing Zheng

Nature Communications   15 ( 1 )   5082(1) - 5082(10)   2024年6月

High temperature spin-triplet topological superconductivity in K₂Cr₃As₃ 招待 査読

Guo-qing Zheng

Journal of Physics: Conference Series   2545 ( 1 )   012001(1) - 012001(7)   2023年7月

Single Crystal Growth of and Hyperfine Couplings in the Spin-Triplet Superconductor K₂Cr₃As₃ 査読

Seigo Ogawa, Tomoki Miyoshi, Kazuaki Matano, Shinji Kawasaki, Yoshihiko Inada, Guo-qing Zheng

Journal of the Physical Society of Japan   92 ( 6 )   2023年6月

Commensurate-to-incommensurate transition of charge-density-wave order and a possible quantum critical point in pressurized kagome metal CsV3Sb5 査読

X. Y. Feng, Z. Zhao, J. Luo, J. Yang, A. F. Fang, H. T. Yang, H. J. Gao, R. Zhou, Guo-qing Zheng

npj Quantum Materials   8 ( 1 )   2023年5月

Manipulating the nematic director by magnetic fields in the spin-triplet superconducting state of CuxBi2Se3 査読

M. Yokoyama, H. Nishigaki, S. Ogawa, S. Nita, H. Shiokawa, K. Matano, Guo-qing Zheng

Physical Review B   107 ( 10 )   2023年3月

ワイル半金属における軌道反磁性と低エネルギー励起 招待 査読

俣野 和明, 鄭 国慶, Rui Zhou

固体物理   58 ( 1 )   31 - 38   2023年1月

Antiferromagnetic spin fluctuations and superconductivity in NbRh2B2 and TaRh2B2 with a chiral crystal structure 査読

Kazuaki Matano, Ryo Ogura, Mateo Fountaine, Harald O. Jeschke, Shinji Kawasaki, Guo-qing Zheng

Physical Review B   104 ( 22 )   224508(1) - 224508(8)   2021年12月

Charge Order and Fluctuations in Bi2Sr2−xLaxCuO6+δ Revealed by 63,65Cu-Nuclear Magnetic Resonance 招待 査読

Shinji Kawasaki, Madoka Ito, Dai Kamijima, Chengtian Lin, Guo-qing Zheng

Journal of the Physical Society of Japan   90   111008(1) - 111008(11)   2021年8月

Transport signatures of the pseudogap critical point in the cuprate superconductor Bi2Sr2−xLaxCuO6+δ 査読

M. Lizaire, A. Legros, A. Gourgout, S. Benhabib, S. Badoux, F. Laliberté, M.-E. Boulanger, A. Ataei, G. Grissonnanche, D. LeBoeuf, S. Licciardello, S. Wiedmann, S. Ono, H. Raffy, S. Kawasaki, G.-Q. Zheng, N. Doiron-Leyraud, C. Proust, L. Taillefer

PHYSICAL REVIEW B   104   014515(1) - 014515(11)   2021年7月

Normal state specific heat in the cuprate superconductors La2-xSrxCuO4 and Bi2+ySr2-x-yLaxCuO6+δ near the critical point of the pseudogap phase 査読

C. Girod, D. Leboeuf, A. Demuer, G. Seyfarth, S. Imajo, K. Kindo, Y. Kohama, M. Lizaire, A. Legros, A. Gourgout, H. Takagi, T. Kurosawa, M. Oda, N. Momono, J. Chang, S. Ono, G. Q. Zheng, C. Marcenat, L. Taillefer, T. Klein

Physical Review B   103 ( 21 )   2021年6月

Microscopic evidence for an intra-unit-cell electronic nematicity inside the pseudogap phase in YBa2Cu4O8 査読

W. Wang, J. Luo, C. G. Wang, J. Yang, Y. Kodama, R. Zhou, Guo-qing Zheng

SCIENCE CHINA Physics, Mechanics & Astronomy   63 ( 3 )   237413   2021年1月

Nodal superconducting gap in LiFeP revealed by NMR: Contrast with LiFeAs 査読

A F Fang, R Zhou, H Tukada, J Yang, Z Deng, X C Wang, C Q Jin, Guo-Qing Zheng

Chin. Phys. B   30   047403   2021年1月

Localized-to-itinerant transition preceding antiferromagnetic quantum critical point and gapless superconductivity in CeRh0.5Ir0.5In5 査読

Shinji Kawasaki, Toshihide Oka, Akira Sorime, Yuji Kogame, Kazuhiro Uemoto, Kazuaki Matano, Jing Guo, Shu Cai, Liling Sun, John L. Sarrao, Joe D. Thompson, Guo-qing Zheng

COMMUNICATIONS PHYSICS   3 ( 1 )   2020年8月

Landau diamagnetism and Weyl-fermion excitations in TaAs revealed by As75 NMR and NQR 査読

C. G. Wang, Yoshiaki Honjo, L. X. Zhao, G. F. Chen, K. Matano, R. Zhou, Guo-qing Zheng

Physical Review B   101 ( 24 )   2020年6月

NMR and NQR studies on transition-metal arsenide superconductors LaRu2As2, KCa2Fe4As4F2, and A(2)Cr(3)As(3) 査読

Jun Luo, Chunguang Wang, Zhicheng Wang, Qi Guo, Jie Yang, Rui Zhou, K. Matano, T. Oguchi, Zhian Ren, Guanghan Cao, Guo-Qing Zheng

CHINESE PHYSICS B   29 ( 6 )   2020年6月

Direction and symmetry transition of the vector order parameter in topological superconductors CuxBi2Se3 査読

T. Kawai, C. G. Wang, Y. Kandori, Y. Honoki, K. Matano, T. Kambe, Guo-qing Zheng

Nature Communications   11 ( 1 )   235   2020年1月

Tuning the Distance to a Possible Ferromagnetic Quantum Critical Point in A2Cr3As3 査読

J. Luo, J. Yang, R. Zhou, Q. G. Mu, T. Liu, Z.-a. Ren, C. J. Yi, Y. G. Shi, Guo-qing Zheng

Phys. Rev. Lett.   123   047001(1) - 047001(6)   2019年7月

空間反転対称性の破れた超伝導体TaRh₂B₂のNMRによる研究

小椋 亮, 俣野 和明, 川崎 慎司, 鄭 国慶

日本物理学会講演概要集   74.2   1987 - 1987   2019年

Cu_xBi₂Se₃超伝導体の作製と物性測定II

神鳥 吉史, 河合 哲大, 厚朴 優樹, 俣野 和明, 神戸 高志, 鄭 国慶

日本物理学会講演概要集   74.2   1074 - 1074   2019年

Structural phase transition, antiferromagnetism and two superconducting domes in LaFeAsO1-xFx (0 < x ≤ 0.75) 査読

Jie Yang, Toshihide Oka, Zheng Li, HuaiXin Yang, JianQi Li, GenFu Chen, Guo-Qing Zheng

Science China Physics, Mechanics & Astronomy   61 ( 11 )   2018年11月

銅酸化物高温超伝導体における擬ギャップと磁場誘起電荷密度波―Bi2Sr2－x Lax CuO6＋δの場合― 招待 査読

川崎 慎司, 鄭 国慶

日本物理学会誌   73 ( 8 )   558 - 563   2018年8月

Electron Mass Enhancement near a Nematic Quantum Critical Point in NaFe1–xCoxAs 査読

C. G. Wang, Z. Li, J. Yang, L. Y. Xing, G. Y. Dai, X. C. Wang, C. Q. Jin, R. Zhou, Guo-qing Zheng

Phys. Rev. Lett.   121   167004   2018年6月

Fully gapped spin-singlet superconductivity in noncentrosymmetricPbTaSe2:Pb207nuclear magnetic resonance study 査読

S. Maeda, K. Matano, Guo-qing Zheng

Physical Review B   97 ( 18 )   184510   2018年5月

Nuclear magnetic resonance measurement station in SECUF using hybrid superconducting magnets 査読

Zheng Li, Guo-qing Zheng

Chin. Phys. B   27 ( 7 )   077401   2018年

Structural phase transition, precursory electronic anomaly, and strong-coupling superconductivity in quasi-skutterudite (Sr1−xCax)3Ir4Sn13 and Ca3Rh4Sn13 査読

Jun Luo, Jie Yang, S Maeda, Zheng Li, Guo-Qing Zheng

Chin. Phys. B   27   077401   2018年

円偏光二次元光電子回折法によるトポロジカル超伝導体CuドープBi₂Se₃のドーパントサイトの観察

荻 昌史, 橋本 由介, 桃野 浩樹, 深見 駿, 小林 進大, 彭 大巍, 俣野 和明, 松田 博之, 田口 宗孝, 鄭 国慶, 大門 寛

表面科学学術講演会要旨集   2018   298   2018年

Cu_xBi₂Se₃超伝導体の作製と物性測定

河合 哲大, 厚朴 優樹, 神鳥 吉史, 俣野 和明, 神戸 高志, 鄭 国慶

日本物理学会講演概要集   73.1   1332 - 1332   2018年

Charge-density-wave order takes over antiferromagnetism in Bi2Sr2−x La x CuO6 superconductors 査読

S. Kawasaki, Z. Li, M. Kitahashi, C. T. Lin, P. L. Kuhns, A. P. Reyes, Guo-qing Zheng

Nature Communications   8 ( 1 )   1267   2017年12月

Spin-singlet superconductivity in the doped topological crystalline insulator Sn0.96In0.04Te

Satoki Maeda, Ryohei Hirose, Kazuaki Matano, Mario Novak, Yoichi Ando, Guo-qing Zheng

PHYSICAL REVIEW B   96 ( 10 )   359 - 384   2017年9月

Gapped Spin-1/2 Spinon Excitations in a New Kagome Quantum Spin Liquid Compound Cu3Zn(OH)(6)FBr

Zili Feng, Zheng Li, Xin Meng, Wei Yi, Yuan Wei, Jun Zhang, Yan-Cheng Wang, Wei Jiang, Zheng Liu, Shiyan Li, Feng Liu, Jianlin Luo, Shiliang Li, Guo-qing Zheng, Zi Yang Meng, Jia-Wei Mei, Youguo Shi

CHINESE PHYSICS LETTERS   34 ( 7 )   301 - 308   2017年6月

Systemic Study of Orbital and Spin Nematicity in NaFe1-xCoxAs by NMR

Rui Zhou, Guo-qing Zheng

JOURNAL OF SUPERCONDUCTIVITY AND NOVEL MAGNETISM   30 ( 4 )   857 - 863   2017年4月

Quasi-localized Impurity State in Doped Topological Crystalline Insulator Sn0.9In0.1Te Probed by Te-125-NMR

Satoki Maeda, Shota Katsube, Guo-qing Zheng

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   86 ( 2 )   242 - 249   2017年2月

Full-gap superconductivity in noncentrosymmetric Re6Zr, Re27Zr5, and Re24Zr5

K. Matano, R. Yatagai, S. Maeda, Guo-qing Zheng

PHYSICAL REVIEW B   94 ( 21 )   2016年12月

Charge fluctuations and nodeless superconductivity in quasi-one-dimensional Ta4Pd3Te16 revealed by Te-125-NMR and (181)nTa-NQR

Z. Li, W. H. Jiao, G. H. Cao, Guo-qing Zheng

PHYSICAL REVIEW B   94 ( 17 )   2016年11月

New superconductivity dome in LaFeAsO1-xFx far away from magnetism and accompanied by structural transition

J. Yang, Guo-qing Zheng

HYPERFINE INTERACTIONS   237 ( 1 )   2016年10月

Spin-rotation symmetry breaking in the superconducting state of CuxBi2Se3

K. Matano, M. Kriener, K. Segawa, Y. Ando, Guo-qing Zheng

NATURE PHYSICS   12 ( 9 )   852 - 854   2016年9月

Orbital order and spin nematicity in the tetragonal phase of the electron-doped iron pnictides NaFe1−xCoxAs.

R. Zhou, L. Y. Xing, X. C. Wang, C. Q. Jin, G.-q. Zheng

Phys. Rev. B   93 ( 6 )   060502(1)-060502(6)   2016年2月

19aBN-9 空間反転対称性の破れた超伝導体のNMR/NQR

八谷 諒, 森 洋貴, 前田 賢輝, 俣野 和明, 鄭 国慶

日本物理学会講演概要集   71   1985 - 1985   2016年

20pBM-2 銅酸化物高温超伝導体Bi2201の擬ギャップと磁場誘起CDWのNMR法による研究

北橋 実里, 川崎 慎司, Lin Chengtian T., 鄭 国慶

日本物理学会講演概要集   71   2071 - 2071   2016年

Doping-enhanced antiferromagnetism in Ca1-xLaxFeAs2 査読

Shinji Kawasaki, Tomosuke Mabuchi, Satoki Maeda, Tomoki Adachi, Tasuku Mizukami, Kazutaka Kudo, Minoru Nohara, Guo-Qing Zheng

Physical Review B - Condensed Matter and Materials Physics   92 ( 18 )   2015年11月

Doping-enhanced antiferromagnetism in Ca1-xLaxFeAs2

Shinji Kawasaki, Tomosuke Mabuchi, Satoki Maeda, Tomoki Adachi, Tasuku Mizukami, Kazutaka Kudo, Minoru Nohara, Guo-qing Zheng

PHYSICAL REVIEW B   92 ( 18 )   180508(1)-180508(4)   2015年11月

New Superconductivity Dome in LaFeAsO1-xFx Accompanied by Structural Transition

Yang Jie, Zhou Rui, Wei Lin-Lin, Yang Huai-Xin, Li Jian-Qi, Zhao Zhong-Xian, Zheng Guo-Qing

CHINESE PHYSICS LETTERS   32 ( 10 )   107401(1)-107401(7)   2015年10月

Ferromagnetic Spin Fluctuation and Unconventional Superconductivity in Rb2Cr3As3 Revealed by As-75 NMR and NQR

J. Yang, Z. T. Tang, G. H. Cao, Guo-qing Zheng

PHYSICAL REVIEW LETTERS   115 ( 14 )   147002(1)-147002(5)   2015年9月

Superconductivity and the electronic phase diagram of LaPt2-xGe2+x 査読

S. Maeda, K. Matano, R. Yatagai, T. Oguchi, Guo-Qing Zheng

Physical Review B - Condensed Matter and Materials Physics   91 ( 17 )   2015年5月

Superconductivity and the electronic phase diagram of LaPt2-xGe2+x

S. Maeda, K. Matano, R. Yatagai, T. Oguchi, Guo-qing Zheng

PHYSICAL REVIEW B   91 ( 17 )   174516(1)-174516(7)   2015年5月

Coexistence of multiple charge-density waves and superconductivity in SrPt2As2 revealed by 75As−NMR/NQR and 195Pt−NMR

S. Kawasaki, Y. Tani, T. Mabuchi, K. Kudo, Y. Nishikubo, D. Mitsuoka, M. Nohara, G.-q. Zheng

Phys. Rev. B   91 ( 6 )   060510(1)-060510(5)   2015年2月

16pCD-3 砒化物超伝導体SrPt_2As_2におけるCDWと超伝導のNMR/NQR法による研究

川崎 慎司, 谷 佳彦, 馬渕 知佑, 工藤 一貴, 西窪 義博, 光岡 大輔, 野原 実, 鄭 国慶

日本物理学会講演概要集   70   1704 - 1704   2015年

21pBA-3 鉄系超伝導体Sr_2VFeAsO_3の高圧下NMR法による研究

上島 啓司, Han F., Zhu X., Wen Hai-Hu, 川崎 慎司, 鄭 国慶

日本物理学会講演概要集   70   1989 - 1989   2015年

22aBA-5 112型鉄系超伝導体Ca_<1-x>La_xFeAs_2のNMR/NQRによる研究

馬渕 知佑, 川崎 慎司, 水上 輔, 工藤 一貴, 野原 実, 鄭 国慶

日本物理学会講演概要集   70   2059 - 2059   2015年

22pBC-10 超伝導体LaPt_<2-x>Ge_<2+x>の構造相転移に関するNMR/NQR法を用いた研究

前田 賢輝, 俣野 和明, 八谷 諒, 小口 多美夫, 鄭 国慶

日本物理学会講演概要集   70   2244 - 2244   2015年

24pDC-5 銅酸化物高温超伝導体Bi_2Sr_<2-x>La_xCuO_<6+δ>の擬ギャップ状態のCu-NMRによる研究

北橋 実里, 川崎 慎司, Lin C.T., 鄭 国慶

日本物理学会講演概要集   70   2485 - 2485   2015年

Magnetism and superconductivity in Sr2VFeAsO3 revealed by As-75- and V-51-NMR under elevated pressures

Keiji Ueshima, Fei Han, Xiyu Zhu, Hai-Hu Wen, Shinji Kawasaki, Guo-qing Zheng

PHYSICAL REVIEW B   89 ( 18 )   184506-1-184506-6   2014年5月

Spin-singlet superconductivity with a full gap in locally noncentrosymmetric SrPtAs

K. Matano, K. Arima, S. Maeda, Y. Nishikubo, K. Kudo, M. Nohara, Guo-qing Zheng

PHYSICAL REVIEW B   89 ( 14 )   140504(R)-1-140504(R)-4   2014年4月

Influence on superconductivity in the parity mixing superconductor Li2T3B(T:Pt,Pd) by non-magnetic impurity and defect doping

G. Bao, Y. Inada, G. Eguchi, Y. Maeno, M. Ichioka, G. -Q. Zheng

PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS   494   95 - 98   2013年11月

溶液酸素NMRによる酸化修飾タンパク質の新規検出方法 査読

藤原 範子, 花島 慎弥, 山口 芳樹, 鄭 国慶, 鳥越 秀峰, 谷口 直之, 鈴木 敬一郎

日本生化学会大会プログラム・講演要旨集   86回   1P - 104   2013年9月

Quantum criticality in electron-doped BaFe2-xNixAs2

R. Zhou, Z. Li, J. Yang, D. L. Sun, C. T. Lin, Guo-qing Zheng

NATURE COMMUNICATIONS   4   2265-1-2265-7   2013年8月

NMR and NQR Studies on Non-centrosymmetric Superconductors Re7B3, LaBiPt, and BiPd

Kazuaki Matano, Satoki Maeda, Hiroki Sawaoka, Yuji Muro, Toshiro Takabatake, Bhanu Joshi, Srinivasan Ramakrishnan, Kenji Kawashima, Jun Akimitsu, Guo-qing Zheng

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   82 ( 8 )   84711-1-84711-5   2013年8月

Superconductivity in Tetragonal LaPt2-xGe2+x

Satoki Maeda, Kazuaki Matano, Hiroki Sawaoka, Yoshihiko Inada, Guo-qing Zheng

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   82 ( 6 )   65002-1-65002-2   2013年6月

Phonon anomaly and anisotropic superconducting gap in noncentrosymmetric Li2(Pd1−xPtx)3B

G. Eguchi 他

Phys. Rev.   87 ( 16 )   161203(R)-1-161203(R)-4   2013年4月

The Mott State and Superconductivity in Face-Centred Cubic Structured Cs3C60: A Cs-133-Nuclear Magnetic Resonance Study under Pressure

Shinji Kawasaki, Junji Fukui, Takeshi Motoyama, Yuta Suzuki, Seiji Shibasaki, Guo-qing Zheng

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   82 ( 1 )   14709-1-14719-6   2013年1月

A solution O-17-NMR approach for observing an oxidized cysteine residue in Cu,Zn-superoxide dismutase

Shinya Hanashima, Noriko Fujiwara, Kana Matsumoto, Noriyuki Iwasaki, Guo-qing Zheng, Hidetaka Torigoe, Keiichiro Suzuki, Naoyuki Taniguchi, Yoshiki Yamaguchi

CHEMICAL COMMUNICATIONS   49 ( 14 )   1449 - 1451   2013年

Microscopic coexistence of antiferromagnetism and superconductivity in hole-doped Iron-pnictides Ba0.77K0.23Fe2As2 revealed by NMR 査読

R. Zhou, Z. Li, J. Yang, G. Q. Zheng

Hyperfine Interactions   222 ( 1-3 )   95 - 102   2013年

NMR study of the impurity effects in noncentrosymmetric superconductors Li-2(Pd,Pt)(3)B 査読

K. Arima, K. Matano, S. Harada, G. Z. Bao, Y. Inada, G. Q. Zheng

10th International Conference on Materials and Mechanisms of Superconductivity (M2S-X)   449   012034-1 - 012034-3   2013年

Microscopic coexistence of antiferromagnetic order and superconductivity in Ba0.77K0.23Fe2As2 査読

Z. Li, R. Zhou, Y. Liu, D. L. Sun, J. Yang, C. T. Lin, Guo-qing Zheng

PHYSICAL REVIEW B   86 ( 18 )   2012年11月

Pseudogap Ground State and Its Doping Evolution in Bi2Sr2-xLaxCuO6+delta: Removing the Superconducting State by the Application of Very High Magnetic Fields 査読

Guo-qing Zheng, S. Kawasaki, C. T. Lin, P. L. Kuhns, A. P. Reyes

JOURNAL OF SUPERCONDUCTIVITY AND NOVEL MAGNETISM   25 ( 5 )   1249 - 1253   2012年7月

MULTIPLE SUPERCONDUCTING GAPS, ANISOTROPIC SPIN FLUCTUATIONS AND SPIN-ORBIT COUPLING IN IRON-PNICTIDES 査読

Jie Yang, Guo-Qing Zheng

MODERN PHYSICS LETTERS B   26 ( 15 )   2012年6月

Luttinger-volume violating Fermi liquid in the pseudogap phase of the cuprate superconductors 査読

Jia-Wei Mei, Shinji Kawasaki, Guo-Qing Zheng, Zheng-Yu Weng, Xiao-Gang Wen

PHYSICAL REVIEW B   85 ( 13 )   134519   2012年4月

Antiferromagnetic Spin Fluctuations above the Dome-Shaped and Full-Gap Superconducting States of LaFeAsO1-xFx Revealed by As-75-Nuclear Quadrupole Resonance 査読

T. Oka, Z. Li, S. Kawasaki, G. F. Chen, N. L. Wang, Guo-qing Zheng

PHYSICAL REVIEW LETTERS   108 ( 4 )   047001-1-047001-5   2012年1月

Spin-orbit coupling, anisotropic magnetic fluctuations and nodeless energy gap in iron-pnictides revealed by NMR 査読

Z. Li, J. Yang, Guo-qing Zheng

26TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT26), PTS 1-5   400   2012年

Non-magnetic impurity and defect doping in superconductors Li2Pd3B with noncentrosymmetric crystal structures 査読

G. Bao, Y. Inada, S. Harada, G-q Zheng

INTERNATIONAL CONFERENCE ON STRONGLY CORRELATED ELECTRON SYSTEMS (SCES 2011)   391   2012年

Cu-NMR Study of Bi2Sr1.6La0.4CuO6+delta Superconductor in Very High Magnetic Fields 査読

S. Kawasaki, C. T. Lin, P. L. Kuhns, A. P. Reyes, Guo-qing Zheng

26TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT26), PTS 1-5   400   2012年

Magnetic phase diagram of Li2(Pd1−xPtx)3B by ac susceptometry

D. C. Peets, G. Eguchi, M. Kriener, S. Harada, Sk. Md. Shamsuzzamen, Y. Inada, G.-Q. Zheng, Y. Maeno

Phys. Rev. B   84 ( 5 )   054521-1-054521-5   2011年8月

As-NMR/NQR study of CaFe2As2 under pressure 査読

Shinji Kawasaki, Toshihide Oka, Takahisa Tabuchi, X. F. Wang, X. H. Chen, Guo-qing Zheng

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   80   2011年7月

Multiple superconducting gap and anisotropic spin fluctuations in iron arsenides: Comparison with nickel analog

Z. Li, S. Kawasaki, T. Oka, T. Tabuchi, Y. Ooe, M. Ichioka, Z. A. Ren, Z. X. Zhao, J. L. Luo, N. L. Wang, X. C. Wang, Q. Q. Liu, C. Q. Jin, C. T. Lin, Guo-qing Zheng

JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS   72 ( 5 )   492 - 496   2011年5月

As-NMR/NQR study of pressure-induced superconductivity in CaFe2As2

S. Kawasaki, T. Oka, T. Tabuchi, X. F. Wang, X. H. Chen, Guo-qing Zheng

JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS   72 ( 5 )   501 - 504   2011年5月

As-NQR study of superconductivity in LaRAsO1-xFx (R=Fe and Ni)

T. Oka, T. Tabuchi, Z. Li, S. Kawasaki, G. F. Chen, J. L. Luo, N. L. Wang, Guo-qing Zheng

JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS   72 ( 5 )   497 - 500   2011年5月

Nodeless energy gaps of single-crystalline Ba0.68K0.32Fe2As2 as seen via As-75 NMR

Z. Li, D. L. Sun, C. T. Lin, Y. H. Su, J. P. Hu, Guo-qing Zheng

PHYSICAL REVIEW B   83 ( 14 )   140506(R)-1-140506(R)-4   2011年4月

Carrier-Concentration Dependence of the Pseudogap Ground State of Superconducting Bi(2)Sr2-xLaxCuO6+delta Revealed by Cu-63,Cu-65-Nuclear Magnetic Resonance in Very High Magnetic Fields

Shinji Kawasaki, Chengtian Lin, Philip L. Kuhns, Arneil P. Reyes, Guo-qing Zheng

PHYSICAL REVIEW LETTERS   105 ( 13 )   2010年9月

As-75 NQR and NMR Studies of Superconductivity and Electron Correlations in Iron Arsenide LiFeAs

Zheng Li, Yosuke Ooe, Xian-Cheng Wang, Qing-Qing Liu, Chang-Qing Jin, Masanori Ichioka, Guo-qing Zheng

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   79 ( 8 )   2010年8月

Multiple Superconducting Gaps and Anisotropic Spin Fluctuations in Hole-Doped and Electron-Doped Iron-Pnictides: NMR Studies

Guo-qing Zheng, K. Matano, S. Kawasaki, Z. Li, G. L. Sun, D. L. Sun, C. T. Lin, G. F. Chen, J. L. Luo, N. L. Wang, Z. A. Ren, Z. X. Zhao

JOURNAL OF SUPERCONDUCTIVITY AND NOVEL MAGNETISM   23 ( 5 )   609 - 612   2010年7月

Pressure-induced unconventional superconductivity near a quantum critical point in CaFe2As2

S. Kawasaki, T. Tabuchi, X. F. Wang, X. H. Chen, Guo-qing Zheng

SUPERCONDUCTOR SCIENCE & TECHNOLOGY   23 ( 5 )   054004-1-054004-6   2010年5月

Evidence for a full energy gap in the nickel pnictide superconductor LaNiAsO1−xFx from 75As nuclear quadrupole resonance

Tabuchi, Z. Li, T. Oka, G. F. Chen, S. Kawasaki, J. L. Luo, N. L. Wang, Guo-qing Zheng

Phys. Rev. B   81 ( 14 )   2010年4月

59Co NMR at pulsed high magnetic fields 査読

Guo-Qing Zheng, K. Katayama, M. Kandatsu, N. Nishihagi, S. Kimura, M. Hagiwara, K. Kindo

J. Low. Temp. Phys.   159   280   2010年1月

As-75 NMR studies of superconducting Ba0.72K0.28Fe2As2 査読

Z. Li, K. Matano, D. L. Sun, G. L. Sun, C. T. Lin, M. Ichioka, G. -Q. Zheng

Physica C: Superconductivity and its Applications   470   S495 - S496   2009年12月

Spin–Echo NMR in Pulsed High Magnetic Fields up to 48 T

Guo-qing ZHENG, K. KATAYAMA, M. NISHIYAMA, S. KAWASAKI, N. NISHIHAGI, S. KIMURA, M. HAGIWARA

J. Phys. Soc. Jpn.   78 ( 9 )   095001-1-095001-2   2009年9月

Superconducting state in the noncentrosymmetric Mg9.3Ir19B16.7 and Mg10.5Ir19B17.1 revealed by NMR

K. Tahara, Z. Li, H. X. Yang, J. L. Luo, S. Kawasaki, Guo-qing Zheng

PHYSICAL REVIEW B   80 ( 6 )   060503-1-060503-4   2009年8月

Anisotropic spin fluctuations and multiple superconducting gaps in hole-doped Ba0.72K0.28Fe2As2: NMR in a single crystal

K. Matano, Z. Li, G. L. Sun, D. L. Sun, C. T. Lin, M. Ichioka, Guo-Qing Zheng

EPL   87 ( 2 )   27012-1-27012-5   2009年7月

Measurement of electron correlations in LixCoO2 (x=0.0–0.35) using 59Co nuclear magnetic resonance and nuclear quadrupole resonance techniques

S. Kawasaki, T. Motohashi, K. Shimada, T. Ono, R. Kanno, M. Karppinen, H. Yamauchi, Guo-qing Zheng

Phys. Rev. B   79 ( 22 )   220514-1-220514-4   2009年6月

Superconducting Gap and Valence Band of Mg10Ir19B16 Studied by Laser and Synchrotron Photoemission Spectroscopy 査読

Yoshida Rikiya, Okazaki Hiroyuki, Iwai Keisuke, Noami Kengo, Muro Takayuki, Okawa Mario, Ishizaka Kyoko, Shin Shik, Li Zheng, Luo Jianlin, Zheng Guo-qing, Oguchi Tamio, Hirai Masaaki, Muraoka Yuji, Yokoya Takayoshi

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   78 ( 3 )   34705 - 034705-4   2009年3月

Bulk-sensitive spectroscopic studies on noncentrosymmetric superconducting system of Mg–Ir–B 査読

Physica C-Superconductivity and Its Applications   469   1034 - 1036   2009年

Two superconducting gaps in LaFeAsO0.92F0.08 revealed by As-75 nuclear quadrupole resonance

S. Kawasaki, K. Shimada, G. F. Chen, J. L. Luo, N. L. Wang, Guo-qing Zheng

PHYSICAL REVIEW B   78 ( 22 )   220506-1-220506-4   2008年12月

Hydration-induced anisotropic spin fluctuations in NaxCoO2 center dot 1.3H(2)O superconductor

K. Matano, C. T. Lin, Guo-qing Zheng

EPL   84 ( 5 )   57010-1-57010-5   2008年12月

(123)Sb-NQR study of unconventional superconductivity in the filled skutterudite heavy-fermion compound PrOs(4)Sb(12) under high pressure up to 3.82 GPa

S. Kawasaki, K. Katayama, H. Sugawara, D. Kikuch, H. Sato, Guo-qing Zheng

PHYSICAL REVIEW B   78 ( 6 )   064510-1-064510-7   2008年8月

P-31-NMR study in single crystal SmRu4P12 査読

Satoru Masaki, Takeshi Mito, Shinji Wada, Hitoshi Sugawara, Daisuke Kikuchi, Hideyuki Sato, Masashi Takigawa, Naoya Takeda, Guo-qing Zheng

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   77   206 - 208   2008年1月

Spin-singlet superconductivity with multiple gaps in PrFeAsO0.89F0.11

K. Matano, Z. A. Ren, X. L. Dong, L. L. Sun, Z. X. Zhao, Guo-Qing Zheng

EPL   83 ( 5 )   57001-1-57001-4   2008年

NQR investigation on multipolar ordering systems 査読

T. Mito, S. Tomisawa, S. Masaki, M. Takemura, S.Wada, H. Harima, Y. Kato, M. Kosaka, D. Kikuchi, H. Sato, H. Sugawara, N. Takeda, G.-q. Zheng

Physica   403 ( 5-9 )   1633 - 1635   2008年

Ru-NQR studies on filled skutterudite compounds RRu4P12 (R= La, Nd, Sm) 査読

S. Masaki, T. Mito, M.Takemura, S. Wada, H. Harima, D. Kikuchi, H. Sato, H. Sugawara, N. Takeda, G.-q. Zheng

Physica   403 ( 5-9 )   1630 - 1632   2008年

Evidence for d-wave pairing in the cobalt oxide superconductor NaxCoO2 center dot 1.3H(2)O 査読

K. Matano, Guo-Qing Zheng, D. P. Chen, C. T. Lin

Physica B: Condensed Matter   403   1107 - 1108   2007年11月

Pressure dependence of the superconducting transition and electron correlations in NaxCoO2 center dot 1.3H(2)O

E. Kusano, S. Kawasaki, K. Matano, Guo-Qing Zheng, R. L. Meng, J. Cmaidalka, C. W. Chu

PHYSICAL REVIEW B   76 ( 10 )   100506(R)(1)-100506(R)(4)   2007年9月

Elliptical hole pockets in the Fermi surfaces of unhydrated and hydrated sodium cobalt oxides

J. Laverock, S. B. Dugdale, J. A. Duffy, J. Wooldridge, G. Balakrishnan, M. R. Lees, G.-Q. Zheng, D. Chen, C. T. Lin, A. Andrejczuk, M. Itou, Y. Sakurai

PHYSICAL REVIEW B   76 ( 5 )   052509(1)-052509(4)   2007年8月

Observation of symmetry lowering associated with the metal-insulator transition in SmRu4P12 by Ru-101-NQR

Satoru Masaki, Takeshi Mito, Masayuki Takemura, Shinji Wada, Hisatomo Harima, Daisuke Kikuchi, Hideyuki Sato, Hitoshi Sugawara, Naoya Takeda, Guo-qing Zheng

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   76 ( 4 )   043714 (1)-043714 (4)   2007年4月

Magnetic-field induced ferromagnetism as the origin for the colossal magneto-resistance in La1.2Sr1.8Mn2O7

Y. Shiotani, J. S. Gardner, J. L. Sarrao, Guo-qing Zheng

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS   310 ( 2 )   E661 - E663   2007年3月

NMR study of the successive two phase transitions in SmRu4P12

Masaki Satoru, Mito Takeshi, Shinji Wada, Naoya Takeda, Daisuke Kikuchi, Hideyuki Sato, Hitoshi Sugawara, Guo-qing Zheng

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS   310 ( 2 )   E175 - E177   2007年3月

Novel superconductivity at the magnetic critical point in heavy-fermion systems: a systematic study of NQR under pressure 招待 査読

Y. Kitaoka, S. Kawasaki, Y. Kawasaki, T. Mito, G-q Zheng

JOURNAL OF PHYSICS-CONDENSED MATTER   19 ( 12 )   125202-1-125202-18   2007年3月

Evidence for point nodes in the superconducting gap function in the filled skutterudite heavy-fermion compound PrOs4Sb12 : Sb-123-NQR study under pressure

Kouta Katayama, Shinji Kawasaki, Masahide Nishiyama, Hitoshi Sugawara, Daisuke Kikuchi, Hideyuki Sato, Guo-qing Zheng

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   76 ( 2 )   023701 (1)-023701(4)   2007年2月

Spin triplet superconducting state due to broken inversion symmetry in Li2Pt3B

M. Nishiyama, Y. Inada, Guo-qing Zheng

PHYSICAL REVIEW LETTERS   98 ( 4 )   047002(1) - 047002(4)   2007年1月

NMR and NQR studies of the pairing symmetry in the superconducting state of NaxCoO2 center dot 1.3H(2)O 査読

K. Matano, G.-Q. Zheng, D. P. Chen, C. T. Lin, J. Cmaidalka, R. L. Meng, W. Chu

Journal of Magnetism and Magnetic Materials   310 ( 2 )   687 - 689   2006年11月

Spin singlet pairing in the superconducting state of NaxCoO2 center dot 1.3H(2)O: Evidence from a Co-59 Knight shift in a single crystal

Guo-qing Zheng, Kazuaki Matano, D. P. Chen, C. T. Lin

PHYSICAL REVIEW B   73 ( 18 )   2006年5月

Evidence for nodes in the superconducting energy gap of the skutterudite compound PrOS4Sb12

M. Nishiyama, T. Kato, H. Sugawara, D. Kikuchi, H. Sato, H. Harima, G. -Q. Zheng

PHYSICA B-CONDENSED MATTER   378-80   192 - 193   2006年5月

Evolution of the physical properties with Na content in the cobalt oxide superconductors NaxCoO2 center dot 1.3H(2)O

K Matano, GQ Zheng, J Cmaidalka, Y Sun, RL Meng, CW Chu

PHYSICA B-CONDENSED MATTER   378-80   871 - 872   2006年5月

NMR study of unique properties in SmRu4P12

T Mito, S Masaki, N Oki, S Noguchi, S Wada, N Takeda, D Kikuchi, H Sato, H Sugawara, GQ Zheng

PHYSICA B-CONDENSED MATTER   378-80   224 - 225   2006年5月

Field-induced ferromagnetic order and colossal magnetoresistance in La1.2Sr1.8Mn2O7: A La-139 NMR study

Y Shiotani, JL Sarrao, GQ Zheng

PHYSICAL REVIEW LETTERS   96 ( 5 )   2006年2月

Na content dependence of superconductivity and the spin correlations in NaxCoO2 center dot 1 center dot 3H(2)O

GQ Zheng, K Matano, RL Meng, J Cmaidalka, CW Chu

JOURNAL OF PHYSICS-CONDENSED MATTER   18 ( 5 )   L63 - L70   2006年2月

In-115-NQR study of antiferromagnetism and superconductivity in CeRhIn5 and CeIn3 under pressure

S Kawasaki, M Yashima, H Kotegawa, T Mito, Y Kawasaki, GQ Zheng, Y Kitaoka, H Shishido, S Araki, D Aoki, Y Haga, R Settai, Y Onuki

JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS   67 ( 1-3 )   497 - 499   2006年1月

Impurity effect as a probe for the gap function in the filled skutterudite compound superconductor PrOs4Sb12: Sb-NQR study

M Nishiyama, T Kato, H Sugawara, D Kikuchi, H Sato, H Harima, GQ Zheng

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   74 ( 7 )   1938 - 1941   2005年7月

Novel phase transition near the quantum critical point in the filled-skutterudite compound CeOs4Sb12: An Sb-NQR study

M Yogi, H Kotegawa, GQ Zhang, Y Kitaoka, S Ohsaki, H Sugawara, H Sato

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   74 ( 7 )   1950 - 1953   2005年7月

Superconductivity of the ternary boride Li2Pd3B probed by B-11 NMR

M Nishiyama, Y Inada, GQ Zheng

PHYSICAL REVIEW B   71 ( 22 )   2005年6月

Unconventional superconductivity near the antiferromagnetic criticality in CeCoIn5 : a study of In-115-NQR under pressure

M Yashima, S Kawasaki, Y Kawasaki, GQ Zheng, Y Kitaoka, H Shishido, R Settai, Y Haga, Y Onuki

PHYSICA B-CONDENSED MATTER   359   404 - 406   2005年4月

Sb-121-NMR studies of single-crystal PrOs4Sb12

H Tou, M Doi, M Sera, M Yogi, Y Kitaoka, H Kotegawa, GQ Zheng, H Harima, H Sugawara, H Sato

PHYSICA B-CONDENSED MATTER   359   892 - 894   2005年4月

In-115-NQR study of antiferromagnetism and superconductivity near magnetic criticality in CeIn3

S Kawasaki, T Mito, Y Kawasaki, H Kotegawa, GQ Zheng, Y Kitaoka, H Shishido, S Araki, R Settai, Y Onuki

PHYSICA B-CONDENSED MATTER   359   413 - 415   2005年4月

Evidence for the microscopic coexistence of superconductivity and ferromagnetism in UGe2 : Ge-73-NMR/NQR study 査読

A Harada, H Kotegawa, Y Kawasaki, GQ Zheng, Y Kitaoka, E Yamamoto, Y Haga, Y Onuki, K Itoh, EE Haller

PHYSICA B-CONDENSED MATTER   359   1057 - 1059   2005年4月

The phase diagram of antiferromagnetism and superconductivity in CeRhIn5: a study of In-115 NQR under pressure

S Kawasaki, M Yashima, T Mito, Y Kawasaki, GQ Zheng, Y Kitaoka, D Aoki, Y Haga, Y Onuki

JOURNAL OF PHYSICS-CONDENSED MATTER   17 ( 11 )   S889 - S893   2005年3月

Critical point and the nature of the pseudogap of single-layered copper-oxide Bi2Sr2-xLaxCuO6+delta superconductors

GQ Zheng, PL Kuhns, AP Reyes, B Liang, CT Lin

PHYSICAL REVIEW LETTERS   94 ( 4 )   2005年2月

Magnetic criticality and unconventional superconductivity in CeCoIn5: Study of (115)in-nuclear quadrupole resonance under pressure

M Yashima, S Kawasaki, Y Kawasaki, GQ Zheng, Y Kitaoka, H Shishido, R Settai, Y Haga, Y Onuki

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   73 ( 8 )   2073 - 2076   2004年8月

Coexistence of antiferromagnetic order and superconductivity in five-layered Hg-based high-T-c cuprate 査読

H Kotegawa, Y Kitaoka, Y Araki, Y Tokunaga, GQ Zheng, K Tokiwa, T Watanabe, A Iyo, H Kito, Y Tanaka, H Ihara

PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS   408   761 - 763   2004年8月

New superconducting and magnetic phases emerge on the magnetic criticality in CeIn3

S Kawasaki, T Mito, Y Kawasaki, H Kotegawa, GQ Zheng, Y Kitaoka, H Shishido, S Araki, R Settai, Y Onuki

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   73 ( 7 )   1647 - 1650   2004年7月

Coexistence of antiferromagnetic order and unconventional superconductivity in heavy-fermion CeRh1-xIrxIn5 compounds: Nuclear quadrupole resonance studies 査読

GQ Zheng, N Yamaguchi, H Kan, Y Kitaoka, JL Sarrao, PG Pagliuso, NO Moreno, JD Thompson

PHYSICAL REVIEW B   70 ( 1 )   2004年7月

Coexistence of antiferromagnetic order and unconventional superconductivity in heavy-fermion CeRh1-xIrxIn5 compounds: Nuclear quadrupole resonance studies 査読

Guo-Qing Zheng, N. Yamaguchi, H. Kan, Y. Kitaoka, J. L. Sarrao, P. G. Pagliuso, N. O. Moreno, J. D. Thompson

Physical Review B - Condensed Matter and Materials Physics   70 ( 1 )   1 - 14511   2004年7月

Macroscopically inhomogeneous state at the boundary between the superconducting, antiferromagnetic, and metallic phases in quasi-one-dimensional (TMTSF)(2)PF6

AV Kornilov, VM Pudalov, Y Kitaoka, K Ishida, GQ Zheng, T Mito, JS Qualls

PHYSICAL REVIEW B   69 ( 22 )   2004年6月

Macroscopically inhomogeneous state at the boundary between the superconducting, antiferromagnetic, and metallic phases in quasi-one-dimensional (TMTSF)2PF6 査読

A. V. Kornilov, V. M. Pudalov, Y. Kitaoka, K. Ishida, G. Q. Zheng, T. Mito, J. S. Qualls

Physical Review B - Condensed Matter and Materials Physics   69 ( 22 )   1 - 224404   2004年6月

Magnetism and superconductivity near the quantum criticality in CeRhIn5: In-115-NQR study under pressure

S. Kawasaki, T. Mito, Y. Kawasaki, G. -q. Zheng, Y. Kitaoka, D. Aoki, Y. Haga, Y. Onuki

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS   272   E19 - E20   2004年5月

Sb-NQR study of the "Kondo semiconductor'' CeOs4Sb12 査読

M. Yogi, H. Kotegawa, G. -q. Zheng, Y. Kitaoka, S. Osaki, H. Sugawara, H. Sato

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS   272   E45 - E46   2004年5月

Exotic superconductivity in the coexistent phase of antiferromagnetism and superconductivity in CeCu2(Si0.98Ge0.02)(2): A Cu-NQR study under hydrostatic pressure

Y Kawasaki, KJ Ishida, SJ Kawasaki, T Mito, GQ Zheng, Y Kitaoka, C Geibel, F Steglich

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   73 ( 1 )   194 - 197   2004年1月

Unconventional superconductivity and electron correlations in the cobalt oxyhydrate Na0.35CoO2 center dot yH(2)O from nuclear quadrupole resonance

T Fujimoto, GQ Zheng, Y Kitaoka, RL Meng, J Cmaidalka, CW Chu

PHYSICAL REVIEW LETTERS   92 ( 4 )   2004年1月

Coexistence of Unconventional Superconductivity and Antiferromagnetic order in the heavy Fermion Compounds Ce(Rh1-xIrx)In5:NQR Studies.

G.-q. Zheng, N. Yamaguchi, K. Tanabe, Y. Kitaoka, J.L. Sarrao, J.D Thompson

Phys. Rev. B   2004年

Coexistence of superconductivity and antiferromagnetism in multilayered high-Tc superconducto HgBa2Ca4Cu5Oy: Cu-NMR study

H. Kotegawa, Y. Tokunaga, Y. Araki, G. -q. Zheng, Y. Kitaoka, K. Tokiwa, K. Ito, T. Watanabe, A. Iyo, Y. Tanaka, H. Ihara

Phys Rev. B   2004年

d-wave superconductivity develops out of the Fermi liquid ground state in electron-doped superconductor Pr0.91Ce0.09LaCuO4-y 査読

G. -q. Zheng, T. Sato, Y. Kitaoka, M. Fujita, K. Yamada

Physica C   408-410   319 - 320   2004年

Anisotropic spin fluctuations in heavy-fermion superconductor CeCoIn5: In-NQR and Co-NMR studies

Y Kawasaki, S Kawasaki, M Yashima, T Mito, GQ Zheng, Y Kitaoka, H Shishido, R Settai, Y Haga, Y Onuki

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   72 ( 9 )   2308 - 2311   2003年9月

Fermi-liquid ground state in the n-type Pr0.91LaCe0.09CuO4-y copper-oxide superconductor (vol 90, art no 197005, 2003)

GQ Zheng, T Sato, Y Kitaoka, M Fujita, K Yamada

PHYSICAL REVIEW LETTERS   91 ( 10 )   2003年9月

Extended quasiparticle states outside the vortex cores in a d-wave superconductor

GQ Zheng

INTERNATIONAL JOURNAL OF MODERN PHYSICS B   17 ( 18-20 )   3509 - 3512   2003年8月

Unconventional superconductivity in ferromagnetic UGe2: a Ge-73 nuclear magnetic resonance/nuclear quadrupole resonance study

H Kotegawa, S Kawasaki, A Harada, Y Kawasaki, K Okamoto, GQ Zheng, Y Kitaoka, E Yamamoto, Y Haga, Y Onuki, KM Itoh, EE Haller

JOURNAL OF PHYSICS-CONDENSED MATTER   15 ( 28 )   S2043 - S2046   2003年7月

Effect of chemical pressure on the magnetic order in heavy electron system CeRhIn5: In-115 NQR study of CeRh1-xIrxIn5

N Yamaguchi, H Kan, GQ Zheng, Y Kitaoka, JL Sarrao, JD Thompson

PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS   388   543 - 544   2003年5月

Sb-NQR probe for superconducting properties in the Pr-based filled-skutterudite compound PrRu4Sb12

M Yogi, H Kotegawa, Y Imamura, GQ Zheng, Y Kitaoka, H Sugawara, H Sato

PHYSICAL REVIEW B   67 ( 18 )   2003年5月

Cu-13-NMR study of single-layer high-T-c cuprate Bi2.1Sr1.9CuO6

A Sakai, GQ Zheng, Y Kitaoka, B Liang, CT Lin

PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS   388   251 - 252   2003年5月

Magnetism and superconductivity in CeRhIn5 under chemical and hydrostatic pressures

GQ Zheng, S Kawasaki, N Yamaguchi, K Tanabe, T Mito, H Kan, Y Kitaoka, Y Haga, D Aoki, Y Onuki, JL Sarrao, JD Thompson

PHYSICA B-CONDENSED MATTER   329   450 - 451   2003年5月

Microscopic coexistence of antiferromagnetism and superconductivity in HgBa2Ca4Cu5Oy : Cu-NMR study

H Kotegawa, Y Tokunaga, Y Araki, GQ Zheng, Y Kitaoka, K Tokiwa, T Watanabe, A Iyo, H Kito, Y Tanaka, H Ihara

PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS   388   237 - 238   2003年5月

Unconventional superconductivity in CeIn3: In-115-NQR study under pressure

S Kawasaki, Y Kawasaki, T Mito, GQ Zheng, Y Kitaoka, S Araki, R Settai, Y Onuki

PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS   388   541 - 542   2003年5月

Fermi-liquid ground state in the n-type Pr0.91LaCe0.09CuO4-y copper-oxide superconductor 査読

GQ Zheng, T Sato, Y Kitaoka, M Fujita, K Yamada

PHYSICAL REVIEW LETTERS   90 ( 19 )   2003年5月

Unconventional superconductivity and quasi-2D magnetic fluctuations in Ce(Ir,Rh)In-5

GQ Zheng, K Tanabe, S Kawasaki, H Kan, Y Kitaoka, D Aoki, Y Haga, Y Onuki

ACTA PHYSICA POLONICA B   34 ( 2 )   435 - 438   2003年2月

Coexistence of antiferromagnetism and superconductivity near the quantum criticality of the heavy-fermion compound CeRhIn5

T Mito, S Kawasaki, Y Kawasaki, GQ Zheng, Y Kitaoka, D Aoki, Y Haga, Y Onuki

PHYSICAL REVIEW LETTERS   90 ( 7 )   2003年2月

Evidence for unconventional strong-coupling superconductivity in PrOs4Sb12: An Sb nuclear quadrupole resonance study

H Kotegawa, M Yogi, Y Imamura, Y Kawasaki, GQ Zheng, Y Kitaoka, S Ohsaki, H Sugawara, Y Aoki, H Sato

PHYSICAL REVIEW LETTERS   90 ( 2 )   2003年1月

Magnetic Properties of CeRhIn5 under Pressure Probed by 115In-NQR

S. Kawasaki, T. Mito, G.-q. Zheng, Y. Kawasaki, Y. Kitaoka, D. Aoki, Y. Haga, R. Settai, Y. Onuki

Acta Phys. Polonica B   2003年

Gapless Magnetic and Quasi-particles Excitations due to the Coexistence of Antiferromagnetism and Superconductivity in CeRhIn5 : 115In-NQR Study under Pressure

S. Kawasaki, T. Mito, Y. Kawasaki, G.-q. Zheng, Y. Kitaoka, D Aoki, Y Haga, Y. Onuki

Phys. Rev. Lett.   2003年

Unconventional Superconductivity in Skuterudite Compound PrOs4Sb12

H. Kotegawa, M. Yogi, Y. Imamura, G.-q. Zheng, Y. Kitaoka, S. Ohsaki, H. Sugawara, Y. Aoki, H. Sato

Acta Phys. Polonica B   2003年

Coexistence of antiferromagnetic and paramagnetic electronic phases in quasi-one-dimensional (TMTSF)(2)PF6

AV Kornilov, VM Pudalov, Y Kitaoka, K Ishida, GQ Zheng, T Mito, JS Qualls

JETP LETTERS   78 ( 1 )   21 - 24   2003年

Gapless magnetic and quasiparticle excitations due to the coexistence of antiferromagnetism and superconductivity in [formula presented]: A study of [formula presented] NQR under pressure 査読

S. Kawasaki, T. Mito, Y. Kawasaki, G. q. Zheng, Y. Kitaoka, D. Aoki, Y. Haga, Y. Ōnuki

Physical Review Letters   91 ( 13 )   2003年

Fermi-Liquid Ground State in the [Formula presented]-Type [Formula presented] Copper-Oxide Superconductor 査読

Guo-qing Zheng, T. Sato, Y. Kitaoka, M. Fujita, K. Yamada

Physical Review Letters   90 ( 19 )   4   2003年

¹¹⁵In-NQR evidence for unconventional superconductivity in CeIn<inf>3</inf> under pressure 査読

S. Kawasaki, T. Mito, Y. Kawasaki, G. Q. Zheng, Y. Kitaoka, H. Shishido, S. Araki, R. Settai, Y. Onuki

Physical Review B - Condensed Matter and Materials Physics   66 ( 5 )   545211 - 545214   2002年8月

Coexistence of antiferromagnetism and superconductivity in heavy-fermion systems

Y Kitaoka, Y Kawasaki, T Mito, S Kawasaki, GQ Zheng, K Ishida, D Aoki, Y Haga, R Settai, Y Onuki, C Geibel, F Steglich

JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS   63 ( 6-8 )   1141 - 1146   2002年6月

Superconducting and magnetic characteristics in the multilayered high-Tc cuprates TlBa2Ca2Cu3O10-y with Tc&gt;130 K probed by Cu and Tl NMR: High value for Tc

H. Kotegawa, Y. Tokunaga, K. Ishida, G. Q. Zheng, Y. Kitaoka, A. Iyo, Y. Tanaka, H. Ihara

Physical Review B - Condensed Matter and Materials Physics   65 ( 18 )   1845041 - 1845044   2002年5月

Superconducting and magnetic characteristics in the multilayered high-T-c cuprates TlBa2Ca2Cu3O10-y with T-c &gt; 130 K probed by Cu and Tl NMR: High value for T-c

H Kotegawa, Y Tokunaga, K Ishida, GQ Zheng, Y Kitaoka, A Iyo, Y Tanaka, H Ihara

PHYSICAL REVIEW B   65 ( 18 )   2002年5月

Cu-NQR study of CeCu2(Si0.98Ge0.02)(2) under hydrostatic pressure

Y Kawasaki, K Ishida, K Obinata, T Mito, GQ Zheng, Y Kitaoka, C Geibel, F Steglich

PHYSICA B-CONDENSED MATTER   312   428 - 430   2002年3月

Systematic NQR study of the pressure-induced transition from antiferromagnetic to superconducting state in CeRhIn5

Takeshi Mito, Shinji Kawasaki, Guo-Qing Zheng, Yu Kawasaki, Kenji Ishida, Yoshio Kitaoka, Dai Aoki, Yoshinori Haga, Yoshichika Onuki

Physica B: Condensed Matter   312-313   16 - 18   2002年3月

Systematic NQR study of the pressure-induced transition from antiferromagnetic to superconducting state in CeRhIn5

T Mito, S Kawasaki, GQ Zheng, Y Kawasaki, K Ishida, Y Kitaoka, D Aoki, Y Haga, Y Onuki

PHYSICA B-CONDENSED MATTER   312   16 - 18   2002年3月

Delocalized quasiparticles in the vortex state of an overdoped high-T-c superconductor probed by Cu-63 NMR

GQ Zheng, H Ozaki, Y Kitaoka, P Kuhns, AP Reyes, WG Moulton

PHYSICAL REVIEW LETTERS   88 ( 7 )   2002年2月

Pressure-temperature phase diagram of antiferromagnetism and superconductivity in ceRhIn<inf>5</inf> and CeIn<inf>3</inf>: ¹¹⁵In-NQR study under pressure

S. Kawasaki, T. Mito, G. Q. Zheng, C. Thessieu, Y. Kawasaki, K. Ishida, Y. Kitaoka, T. Muramatsu, T. C. Kobayashi, D. Aoki, S. Araki, Y. Haga, R. Settai, Y. Ōnuki, Y. Ōnuki

Physical Review B - Condensed Matter and Materials Physics   65 ( 2 )   205041 - 205044   2002年1月

Evolution of the Magnetism and Superconductivity in CeRhIn5 under Pressure: In-115-NQR Study 査読

Kawasaki Shinji, Mito Takeshi, Zheng Guo-qing, Kawasaki Yu, Ishida Kenji, Kitaoka Yoshio, Aoki Dai, Haga Yoshinori, Onuki Yoshichika

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   71   282 - 284   2002年1月

Pressure-temperature phase diagram of antiferromagnetism and superconductivity in CeRhIn5 and CeIn3: In-115-NQR study under pressure

S Kawasaki, T Mito, GQ Zheng, C Thessieu, Y Kawasaki, K Ishida, Y Kitaoka, T Muramatsu, TC Kobayashi, D Aoki, S Araki, Y Haga, R Settai, Y Onuki

PHYSICAL REVIEW B   65 ( 2 )   2002年1月

Li-7-NMR Study of Spin Liquid State due to Orbital Fluctuation in LiNiO2

Tatsuya Fujimoto, Guo-qing Zheng, Yoshio Kitaoka, Atsushi Hirano, Ryoji Kanno, Mikio Takanu

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   71   169 - 171   2002年1月

Strongly Correlated Metallic State of LaNiO3: La-139 NMR Study

Akihiro Sakai, Guo-qing Zheng, Yoshio Kitaoka

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   71   166 - 168   2002年1月

Anisotropic Magnetic Fluctuations and Unconventional Superconductivity in the Layered Heavy Fermion Compound CeIrIn5

Guo-qing Zheng, Kenji Tanabe, Shinji Kawasaki, Yoshio Kitaoka, Dai Aoki, Yoshinori Haga, Yoshichika Onuki

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   71   279 - 281   2002年1月

115In-NQR evidence for unconventional superconductivity in CeIn3 under pressure.

S. Kawasaki, T. Mito, Y. Kawasaki, G.-q. Zheng, Y. Kitaoka, H. Shishido, S. Araki, R. Settai, Y. Onuki

Phy. Rev. B   2002年

Evolution of antiferromagntism and superconductivity in CeRhIn5 under pressure.

S. Kawasaki, T. Mito, G.-q. Zheng, Y. Kawasaki, K. Ishida, Y. Kitaoka, D. Aoki, S. Araki, Y. Haga, R. Settai, Y. Onuki

J. Phys. Soc. Jpn.   2002年

Delocalized Quasiparticles in the Vortex State of an Overdoped High- [Formula presented] Superconductor Probed by [Formula presented] NMR 査読

G. q. Zheng, H. Ozaki, Y. Kitaoka, P. Kuhns, A. P. Reyes, W. G. Moulton

Physical Review Letters   88 ( 7 )   4   2002年

(formula presented)-NQR evidence for unconventional superconductivity in (formula presented) under pressure 査読

S. Kawasaki, T. Mito, Y. Kawasaki, G. Zheng, Y. Kitaoka, H. Shishido, S. Araki, R. Settai, Y. Ōnuki

Physical Review B - Condensed Matter and Materials Physics   66 ( 5 )   1 - 4   2002年

Pressure-temperature phase diagram of antiferromagnetism and superconductivity in (formula presented) and (formula presented) (formula presented) study under pressure 査読

S. Kawasaki, T. Mito, G. Zheng, C. Thessieu, Y. Kawasaki, K. Ishida, Y. Kitaoka, T. Muramatsu, T. C. Kobayashi, D. Aoki, S. Araki, Y. Haga, R. Settai, Y. Onuki

Physical Review B - Condensed Matter and Materials Physics   65 ( 2 )   1 - 4   2002年

Superconducting and magnetic characteristics in the multilayered high-(formula presented) cuprates (formula presented) with (formula presented) probed by Cu and Tl NMR: High value for (formula presented) 査読

H. Kotegawa, Y. Tokunaga, K. Ishida, G. Q. Zheng, Y. Kitaoka, A. Iyo, Y. Tanaka, H. Ihara

Physical Review B - Condensed Matter and Materials Physics   65 ( 18 )   1 - 4   2002年

Characterizing the pseudogap in the high-Tc superconductors using very high magnetic fields: Implications on the phase diagram

Guo-Qing Zheng, H. Ozaki, Y. Kitaoka, W. G. Clark, Y. Kodama, T. Kondo, Y. Shimakawa, Y. Kubo, P. Kuhns, A. P. Reyes, W. G. Moulton

Physica C: Superconductivity and its Applications   364-365   458 - 461   2001年11月

Comment on "Magnetic-field-induced low-energy spin excitations in YBa2Cu4O8 as measured by high field Gd3+ electron spin resonance”

G.-q. Zheng, Y. Kitaoka, W. G. Clark

Phys. Rev. Lett.   87 ( 20 )   2001年11月

Characterizing the pseudogap in the high-T-c superconductors using very high magnetic fields: implications on the phase diagram 査読

GQ Zheng, H Ozaki, Y Kitaoka, WG Clark, Y Kodama, T Kondo, Y Shimakawa, Y Kubo, P Kuhns, AP Reyes, WG Moulton

PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS   364   458 - 461   2001年11月

Unusual magnetic and superconducting characteristics in multilayered high-Tc cuprates: 63Cu NMR study

H. Kotegawa, Y. Tokunaga, K. Ishida, G. Q. Zheng, Y. Kitaoka, H. Kito, A. Iyo, K. Tokiwa, T. Watanabe, H. Ihara

Physical Review B - Condensed Matter and Materials Physics   64 ( 6 )   645151 - 645155   2001年8月

Unusual magnetic and superconducting characteristics in multilayered high-T-c cuprates: Cu-63 NMR study 査読

H Kotegawa, Y Tokunaga, K Ishida, GQ Zheng, Y Kitaoka, H Kito, A Iyo, K Tokiwa, T Watanabe, H Ihara

PHYSICAL REVIEW B   64 ( 6 )   1 - 5   2001年8月

Pressure-induced anomalous magnetism and unconventional superconductivity in CeRhIn5: In-115-NQR study under pressure

T Mito, S Kawasaki, GQ Zheng, Y Kawasaki, K Ishida, Y Kitaoka, D Aoki, Y Haga, Y Onuki

PHYSICAL REVIEW B   63 ( 22 )   2001年6月

Electrical transport and low-field magnetoresistance in the series of mixed polycrystals (1-m)La2/3Ca1/3MnO3+mLa(2/3)Sr(1/3)MnO(3) 査読

SL Yuan, GQ Zhang, G Peng, F Tu, XY Zeng, J Liu, YP Yang, Y Jiang, CQ Tang

JOURNAL OF PHYSICS-CONDENSED MATTER   13 ( 24 )   5691 - 5697   2001年6月

Exotic magnetic and superconducting phases in CeCU2Si2 close to magnetically ordered state: Cu-NQR study

Y Kawasaki, K Obinata, K Ishida, T Mito, GQ Zheng, Y Kitaoka, C Geibel, F Steglich

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS   226   374 - 375   2001年5月

Unique spin dynamics and unconventional superconductivity in the layered heavy fermion compound CeIrIn5: NQR evidence

GQ Zheng, K Tanabe, T Mito, S Kawasaki, Y Kitaoka, D Aoki, Y Haga, Y Onuki

PHYSICAL REVIEW LETTERS   86 ( 20 )   4664 - 4667   2001年5月

Exotic superconducting phase in CeCu2Si2 close to antiferromagnetism: A Cu-NQR study under hydrostatic pressure

Y Kawasaki, K Ishida, T Mito, C Thessieu, GQ Zheng, Y Kitaoka, C Geibel, F Steglich

PHYSICAL REVIEW B   63 ( 14 )   2001年4月

Spin-gap and the superconducting fluctuations in high-T-c cuprates probed by Cu-63 NMR

GQ Zheng, H Ozaki, Y Kitaoka, WG Clark, Y Kodama, T Kondo, Y Shimakawa, Y Kubo, P Kuhns, AP Reyes, WG Moulton

JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS   62 ( 1-2 )   25 - 27   2001年1月

NMR study of carrier distribution and superconductivity in multilayered high-T-c cuprates

H Kotegawa, Y Tokunaga, K Ishida, GQ Zheng, Y Kitaoka, K Asayama, H Kito, A Iyo, H Ihara, K Tanaka, K Tokiwa, T Watanabe

JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS   62 ( 1-2 )   171 - 175   2001年1月

NMR studies of strongly correlated superconductors

K. Asayama, Y. Kitaoka, G.-q. Zheng, K. Ishida, Y. Tokunaga

Annual Reports on NMR Spectroscopy   44, 75-142 (   2001年

Pressure-induced anomalous magnetism and unconventional superconductivity in CeRhIn<inf>5</inf>: ¹¹⁵In-NQR study under pressure

T. Mito, S. Kawasaki, G. Q. Zheng, Y. Kawasaki, K. Ishida, Y. Kitaoka, D. Aoki, Y. Haga, Y. Onuki

Physical Review B - Condensed Matter and Materials Physics   63 ( 22 )   2205071 - 2205074   2001年

Pressure-induced anomalous magnetism and unconventional superconductivity in (formula presented) (formula presented)-NQR study under pressure 査読

Y. Kawasaki, Y. Onuki, G. q. Zheng, K. Ishida, Y. Kitaoka, S. Kawasaki, T. Mito, D. Aoki, Y. Haga

Physical Review B - Condensed Matter and Materials Physics   63 ( 22 )   2001年

Exotic superconducting phase in CeCu<inf>2</inf>Si<inf>2</inf> close to antiferromagnetism: A Cu-NQR study under hydrostatic pressure

Y. Kawasaki, K. Ishida, T. Mito, C. Thessieu, G. Zheng, Y. Kitaoka, C. Geibel, F. Steglich

Physical Review B - Condensed Matter and Materials Physics   63 ( 14 )   1405011 - 1405014   2001年

Effects of high magnetic fields on the pseudogap and d-wave superconductivity in the underdoped and overdoped high-T-c superconductors

GQ Zheng, H Ozaki, WG Clark, M Sakai, Y Kitaoka, Y Kodama, T Kondo, Y Shimakawa, Y Kubo, P Kuhns, AP Reyes, WG Moulton

PHYSICA C   341   819 - 822   2000年11月

Superconducting fluctuations and the Pseudogap in the stighly Overdoped High-T_c Superconductor TlSr₂CaCu₂O_6、8 : High Magnetic Field NMR Study.(共著)

Phys. Rev. Lett.   85 ( 2 )   405 - 408   2000年7月

Superconducting fluctuations and the pseudogap in the slightly overdoped high-T-c superconductor TlSr2CaCu2O6.8: High magnetic field NMR studies

GQ Zheng, H Ozaki, WG Clark, Y Kitaoka, P Kuhns, AP Reyes, WG Moulton, T Kondo, Y Shimakawa, Y Kubo

PHYSICAL REVIEW LETTERS   85 ( 2 )   405 - 408   2000年7月

d-wave vortex and pseudogap in underdoped high-T-c, cuprate YBa2Cu4O8: high-magnetic-field NMR

GQ Zheng, WG Clark, Y Kitaoka, K Asayama, Y Kodama, P Kuhns, WG Moulton

PHYSICA B   281   901 - 903   2000年6月

Cu-NQR study of magnetism and superconductivity in Ce1+xCu2+ySi2 under pressure

K Ishida, Y Kawasaki, T Mito, C Thessieu, GQ Zheng, Y Kitaoka, C Geibel, F Steglich

HYPERFINE INTERACTIONS   128 ( 1-3 )   193 - 204   2000年

Cu-NQR study of magnetism and superconductivity in Ce1+xCu2+ySi2 under pressure

K Ishida, Y Kawasaki, T Mito, C Thessieu, GQ Zheng, Y Kitaoka, C Geibel, F Steglich

HYPERFINE INTERACTIONS   128 ( 1-3 )   193 - 204   2000年

Nuclear magnetic resonance study of strongly correlated superconductors

K Asayama, Y Kitaoka, GQ Zheng, K Ishida, Y Tokunaga, H Mukuda, T Ohno

APPLIED MAGNETIC RESONANCE   19 ( 3-4 )   305 - 319   2000年

In-NQR study of CeIn3 under pressure

C. Thessieu, K. Ishida, T. Mito, S. C. Kawasaki, Y. Kawasaki, G.-q. Zheng, Y.Kitaoka, Y.Onuki

Physica B   2000年

Cu-NQR Study of Magnetism and Superconductivity in Ce_<1+x>Cu_<2+y>Si_<2> under Pressure(共著)

Hyperfine Interaction   128 ( 1-3 )   193 - 204   2000年

Nuclear Magnetic Resonance Study of Strongly Correlated Superconductors(共著)

Appl. Mag. Resonance   19 ( 3-4 )   305 - 319   2000年

Effect of High Mafnetic Fields on the Pseudogap and d-wave Superconductivity in the Underdoped and Overdoped High-T_c superconductors.(共著)

Physica   341-348 ( 3 )   819 - 822   2000年

Pseudogap and superconductivity under high magnetic field in underdoped high-T-c cuprate

GQ Zheng, Y Kitaoka, K Asayama, Y Kodama, WG Clark, P Kuhns, WG Moulton

INTERNATIONAL JOURNAL OF MODERN PHYSICS B   13 ( 29-31 )   3764 - 3766   1999年12月

Carrier distribution and superconductivity in multilayer high-T-c cuprates proved by Cu-63 NMR

Y Tokunaga, H Kotegawa, K Ishida, GQ Zheng, Y Kitaoka, K Tokiwa, A Iyo, H Ihara

JOURNAL OF LOW TEMPERATURE PHYSICS   117 ( 3-4 )   473 - 477   1999年11月

Responses of the pseudogap and d-wave superconductivity to high magnetic fields in the underdoped high-T-c superconductor YBa2Cu4O8: An NMR study

GQ Zheng, WG Clark, Y Kitaoka, K Asayama, Y Kodama, P Kuhns, WG Moulton

PHYSICAL REVIEW B   60 ( 14 )   R9947 - R9950   1999年10月

NMR study of magnetic excitations and pseudogap in HgBa2Ca3Cu4Oy

Y Tokunaga, K Ishida, K Magishi, S Ohsugi, GQ Zheng, Y Kitaoka, K Asayama, A Iyo, K Tokiwa, H Ihara

PHYSICA B-CONDENSED MATTER   259-61   571 - 572   1999年1月

NMR study of high-T-c superconductors and related materials

K Ishida, Y Tokunaga, Y Kitaoka, GQ Zheng, K Magishi, H Mukuda, H Tou, T Mito, K Asayama

PHYSICA B-CONDENSED MATTER   259-61   511 - 516   1999年1月

Study of spin-ladder system under pressure

T Mito, K Magishi, S Matsumoto, GQ Zheng, Y Kitaoka, K Asayama, N Motoyama, H Eisaki, S Uchida

PHYSICA B-CONDENSED MATTER   259-61   1042 - 1043   1999年1月

Carrier distribution and superconductivity in multilayered high-Tc cuprates probed by Cu NMR

Y. Tokunaga, H. Kotegawa, K. Ishida, G.-q. Zheng, Y. Kitaoka, K. Tokiwa, A. Iyo, H. Ihara

Journal of Low Temperature Physics   1999年

⁵⁵Mn NQR/NMR studies of the Magnetic Properties of YMn₂ under pressure(共著)

Phys. Rev. B   59 ( 21 )   13973 - 13976   1999年

55Mn NQR/NMR studies of the magnetic properties of YMn2 under pressure

Guo-Qing Zheng, K. Nishikido, K. Ohnishi, Y. Kitaoka, K. Asayama, R. Hauser

Physical Review B - Condensed Matter and Materials Physics   59 ( 21 )   13973 - 13976   1999年

NMR Study of High-Tc superconductors and related materials(共著)

Physica B   259-261   511 - 516   1999年

Study of spin Ladder System under pressure(共著)

Physica B   259-261   1042 - 1043   1999年

¹¹B NMR of Yni₂B₂C single crystal in the superconducting state(共著)

J. Phys. Chem. Solid   59 ( 10-12 )   2169 - 2172   1998年

Pressure Effect on the Spin Fluctuations in YMn2 Mn NQR Study

K. Nishikido, C. Thessieu, G. Q. Zheng, Y. Kitaoka, K. Asayama, R. Hauser

Review of High Pressure Science and Technology/Koatsuryoku No Kagaku To Gijutsu   7   626 - 628   1998年

NMR study of disorder effect on the superconductivity in Tl2Ba2Ca2Cu3O10

Guo-Qing Zheng, Y. Kitaokaa, K. Asayama, K. Hamada, H. Yamauchi, S. Tanaka

Physica C: Superconductivity and its Applications   282-287 ( 3 )   1385 - 1386   1997年

Effect of Structural Disorder on the Superconductivity in Tl₂Ba₂Ca₂Cu₃O₁₀. (共著)

Journal of Physical Society of Japan   66 ( 7 )   1880 - 1883   1997年

Spin-gap behavior in underdoped TlSr2(Lu0.7Ca0.3)Cu2Oy: Cu-63 and Tl-205 NMR studies 査読

K Magishi, Y Kitaoka, GQ Zheng, K Asayama, T Kondo, Y Shimakawa, T Manako, Y Kubo

PHYSICAL REVIEW B   54 ( 5 )   3070 - 3073   1996年8月

NMR studies of hole distribution, spin fluctuation and superconductivity in high - Tc superconductor Tl₂Ba₂Ca₂Cu₃O₁₀.(共著)

Physica C   260 ( 3-4 )   197 - 210   1996年4月

Cu-63 NMR probe of superconducting properties in HgBa2Ca2Cu3O8+delta: A possible reason for T-c=133K 査読

K Magishi, Y Kitaoka, GQ Zheng, K Asayama, K Tokiwa, A Iyo, H Ihara

PHYSICAL REVIEW B   53 ( 14 )   R8906 - R8909   1996年4月

Spin correlation and superconductivity in overdoped TISr₂CaCu₂O_7-δ (共著)

Czechoslovak Journal of Physics   46 ( 2 )   1091 - 1092   1996年

NMR of high Tc superconductor (共著)

Czechoslovak Journal of Physics   46 ( 6 )   3187 - 3194   1996年

⁹³Nb NQR Study in Layered Superconducting 2H-NbSe₂(共著)

J. Phys. Soc. Jpn.   65 ( 7 )   2341 - 2342   1996年

Zn and Ni doping effects on Tc and spin gap behavior in YBa₂Cu₄O₈ and YBa₂Cu₃O_6.6 (共著)

Physica C   263 ( 1-4 )   367 - 370   1996年

⁶³Cu NMR Investigation of HgBa₂Ca₂Cu₃O_8+δ (共著)

Physica C   263 ( 1-4 )   375 - 377   1996年

NMR probe of superconducting properties in: A possible reason for K 査読

K. Magishi, Y. Kitaoka, G. Zheng, K. Asayama, K. Tokiwa, A. Iyo, H. Ihara

Physical Review B - Condensed Matter and Materials Physics   53 ( 14 )   R8906 - R8909   1996年

Magnetic excitation and superconductivity in overdoped TISr₂CaCu₂O_7-δ - A ⁶³Cu NMR study - : (共著)

Physical Review B   54 ( 14 )   10131 - 10142   1996年

⁶³Cu NMR and NQR Studies of High-Tc cuprates under Pressure(共著)

Physica C   243 ( 3-4 )   337 - 341   1995年3月

NMR study of strongly correlated electron systems 査読

Y. Kitaoka, H. Tou, G. -q. Zheng, K. Ishida, K. Asayama, T. C. Kobayashi, A. Kohda, N. Takeshita, K. Amaya, Y. Onuki, G. Geibel, C. Schank, F. Steglich

PHYSICA B-CONDENSED MATTER   206 ( 1-4 )   55 - 61   1995年2月

Characteristics of Spin Fluctuation in Tl₂Ba₂Ca₂Cu₃O₁₀. (共著)

Journal of Physical Society of Japan.   64 ( 9 )   3184 - 3187   1995年

Spin Correlation in High - Tc Cuprate HgBa₂Ca₂Cu₃O_8+δ with Tc=133K - A Origin of Tc - Enhancement Evidenced by ⁶³Cu - NMR Study - (共著)

Journal of Physical Society of Japan   64 ( 12 )   4561 - 4565   1995年

NMR Study in novel superconductors : Heavy Fermion and High - Tc Cuprate (共著)

Journal of Physics and Chemistry of Solids   56 ( 12 )   1931 - 1935   1995年

Local Hole Distribution in the CuO₂ plane of High-Tc Cu-Oxides Studied by Cu and Oxygen NQR/NMR(共著)

J. Phys. Soc. Jpn.   64 ( 7 )   2524 - 2532   1995年

NMR-STUDY OF SYMMETRY OF THE SUPERCONDUCTING ORDER-PARAMETER IN HIGH-T-C CUPRATE SUPERCONDUCTOR 査読

Y KITAOKA, K ISHIDA, GQ ZHENG, S OHSUGI, K YAMAZOE, K ASAYAMA

PHYSICA C   235   1881 - 1882   1994年12月

Magnetic-field enhancement of 63Cu and 17O relaxation rates in the mixed state of YBa2Cu4O8 observation of fermi-liquid state in the vortex cores

Guo-qing Zheng, Yoshio Kitaoka, Kunisuke Asayama, Yasuharu Kodama

Physica C: Superconductivity and its applications   227 ( 1-2 )   169 - 175   1994年6月

Cu NMR and NOR Studies of High-Tc Super conductor La_2-XSr_XCuO₄ 共著

Journal of Physical Society of Japan   63 ( 2 )   700 - 715   1994年

Pressure dependence of Local Hole Distribution and Spin Correlation in La_1.85Sr_0.15CuO₄(共著)

235-240 ( 3 )   1577 - 1578   1994年

⁶³Cu NMR study in high-T_c superconductor TlSr₂(Lu_1-xCa_x)Cu₂o_y 査読

K. Magishi, G.-q. Zheng, Y. Kitaoka, T. Kondo, Y. Shimakawa, T. Manako, Y. Kubo

Physica C: Superconductivity and its applications   235-240 ( PART 3 )   1631 - 1634   1994年

CU-63 NMR-STUDY OF HEAVILY-DOPED SUPERCONDUCTOR TLSR2CACU2O7-GAMMA 査読

GQ ZHENG, K MAGISHI, Y KITAOKA, K ASAYAMA, T KONDO, Y SHIMAKAWA, T MANAKO, Y KUBO

PHYSICA B-CONDENSED MATTER   186-88   1012 - 1014   1993年5月

¹⁷O NMR Study of La_2-XSr_xCuO₄ in the Lightly- and Heavily-Doped Regions 共著

Physica C   208 ( 3-4 )   339 - 346   1993年4月

NMR in highly correlated superconductors 査読

K. Asayama, Y. Kitaoka, G. q. Zheng, K. Ishida, S. Ohsugi

Hyperfine Interactions   79 ( 1-4 )   835 - 849   1993年3月

NMR and NQR Studies of Spin Correlation and Superconductivity in High-Tc Oxides(共著)

J. Phys. Chem. Solids.   54 ( 10 )   1385 - 1392   1993年

⁶³Cu NQR/NMR Study of Zn-Substituted YBa₂Cu₄O₈ -Effect of Impurity on Spin-Gap-Like Behavior- 共著

Journal of Physical Society of Japan   62 ( 8 )   2591 - 2594   1993年

NMR in Highly Correlated Superconductors. (共著)

Hyperfine Interaction   79 ( 1-4 )   835 - 849   1993年

¹⁷O NMR Study of L₁₀cal Hole Density and Spin Dynamics in YBa₂Cu₄O₈ 共著

Physica C   193 ( 1-2 )   154 - 162   1992年4月

NQR AND NMR IN HIGH-TC SUPERCONDUCTORS 査読

K ASAYAMA, Y KITAOKA, GQ ZHENG

ZEITSCHRIFT FUR NATURFORSCHUNG SECTION A-A JOURNAL OF PHYSICAL SCIENCES   47 ( 1-2 )   7 - 11   1992年1月

CORRELATION BETWEEN TC AND THE HOLE DENSITY AT CU AND OXYGEN 査読

GQ ZHENG, E YANASE, K ISHIDA, Y KITAOKA, K ASAYAMA, Y KODAMA, S ENDO

PHYSICA C   185   767 - 768   1991年12月

O-17 AND CU-63 NMR INVESTIGATIONS OF HIGH-TC SUPERCONDUCTOR LA1.85SR0.15CUO4 WITH TC = 38-K 査読

K ISHIDA, Y KITAOKA, GQ ZHENG, K ASAYAMA

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   60 ( 10 )   3516 - 3524   1991年10月

NMR Investigation of High Tc superconductors under Pressure 共著

Solid State Commu.   79 ( 1 )   51 - 55   1991年

Proximity-Effect-Induced Superconductivity and NMR Relaxation in Na-Cu Multilayered thin Films 共著

J. Phys. Soc. Jpn.   60 ( 2 )   599 - 607   1991年

NQR study of high-T_c superconductor TlSr₂CaCu₂O_7-δ 査読

G.-q. Zheng, Y. Kitaoka, K. Asayama, T. Kondo, Y. Shimakawa, T. Manako, Y. Kubo

Physica C: Superconductivity and its applications   185-189 ( PART 2 )   765 - 766   1991年

Energy Gap of Proximity-Effect-Induced Superconductivity in Nb-Cu Multilayers. 共著

Physica B   165-166 ( 1 )   481 - 482   1990年

NMR Study of the Proximity Effect in Nb-Cu Multilayers 共著

Zheng Guo-qing, Kohori Yoh, Oda Yasukage, Asayama Kunisuke, Aoki Ryozo, Obi Yoshihisa, Fujimori Hiroyasu

J. Phys. Soc. Jpn.   58 ( 1 )   39 - 42   1989年1月

NMR Observation in Nd_1.85Ce_0.15CuO₄ 共著

J. Phys. Soc. Jpn.   58 ( 6 )   1910 - 1913   1989年

CU-63 NMR-STUDY OF SUPERCONDUCTING CU/NB MULTILAYER-FILM 査読

R AOKI, Y KOHORI, GQ ZHENG, Y ODA, K ASAYAMA, S WADA

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   56 ( 12 )   4495 - 4502   1987年12月

CU-63 NMR-STUDY OF SUPERCONDUCTING CU/NB SUPERLATTICE 査読

R AOKI, GQ ZHENG, Y KOHORI, Y ODA, K ASAYAMA, S WADA, Y OBI

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS   26   1455 - 1456   1987年

空間反転対称性の破れた超伝導体(Nb,Ta)Rh₂B₂の超伝導とスピン揺らぎ

俣野和明, 小椋亮, FOUNTAINE Mateo, JESCHKE Harald O., 川崎慎司, ZHENG G.-q.

日本物理学会講演概要集(CD-ROM)   77 ( 1 )   2022年

重い電子系反強磁性超伝導体CeRh_0.5Ir_0.5In₅における局在・遍歴転移とギャップレス超伝導

川崎慎司, 岡利英, 反り目章, 小亀雄司, 上本和宏, 俣野和明, GUO J., CAI S., SUN Liling, SARRAO J. L., THOMPSON J. D., ZHENG Guo-qing, ZHENG Guo-qing

日本物理学会講演概要集(CD-ROM)   76 ( 1 )   2021年

超伝導体LaPt_2-xGe_2+xの構造相転移に関するNMR/NQR法を用いた研究

前田賢輝, 俣野和明, 八谷諒, 小口多美夫, ZHENG Guo-qing

日本物理学会講演概要集(CD-ROM)   70 ( 1 )   2015年

30aCM-3 LaPt_<2-x>Ge_<2+x>の超伝導と電子相図(30aCM 超伝導物質,領域8(強相関係))

前田 賢輝, 俣野 和明, 澤岡 浩貴, 稲田 佳彦, 鄭 国慶

日本物理学会講演概要集   69 ( 1 )   674 - 674   2014年3月

28aBF-12 トポロジカル超伝導体候補物質Cu_xBi_2Se_3のNMR法による研究(28aBF トポロジカル絶縁体(実験),領域4(半導体,メゾスコピック系・局在))

俣野 和明, 山本 裕之, 上島 啓司, 岩瀬 文達, Kriener M., 瀬川 耕司, 安藤 陽一, 鄭 国慶

日本物理学会講演概要集   69 ( 1 )   707 - 707   2014年3月

28aBF-11 トポロジカル結晶超伝導体Sn_<1-x>In_xTeのNMR法による研究(28aBF トポロジカル絶縁体(実験),領域4(半導体,メゾスコピック系・局在))

勝部 翔太, 俣野 和明, Novak M, 瀬川 耕司, 安藤 陽一, 鄭 国慶

日本物理学会講演概要集   69 ( 1 )   707 - 707   2014年3月

27aCE-9 圧力下NMR法による鉄ヒ素系超伝導体Sr_2VFeAsO_3の研究(27aCE 鉄砒素系1(NMR・メスバウアー効果),領域8(強相関系))

上島 啓司, Han F., Wen Hai-Hu, 川崎 慎司, 鄭 国慶

日本物理学会講演概要集   69 ( 1 )   545 - 545   2014年3月

28aCM-12 強いスピン軌道相互作用を持つ超伝導体Ir_<1-x>Pt_xTe_2の^<125>Te-NMRによる研究(28aCM 銅酸化物2,超伝導物質,領域8(強相関系))

岡 利英, 岩瀬 文達, 卞 舜生, 工藤 一貴, 野原 実, 鄭 国慶

日本物理学会講演概要集   69 ( 1 )   593 - 593   2014年3月

29pBA-5 磁気及びネマティック量子臨界性(29pBA 領域8シンポジウム:多軌道電子系としての鉄系高温超伝導体:軌道とスピンの協奏,領域8(強相関係))

鄭 国慶

日本物理学会講演概要集   69 ( 1 )   643 - 643   2014年3月

30aCM-10 空間反転対称性の欠如したパリティ混合超伝導体Li_2T_3B(T:Pd,Pt)の非磁性不純物効果の異常性(30aCM 超伝導物質,領域8(強相関係))

包 桂芝, 江口 学, 小野 晶子, 俣野 和明, 稲田 佳彦, 前野 悦輝, 市岡 優典, 鄭 国慶

日本物理学会講演概要集   69 ( 1 )   675 - 675   2014年3月

27pCM-7 単層型Bi_2Sr_<2-x>La_xCuO_<6+δ>超伝導体における擬ギャップ基底状態のNMR法による研究(27pCM 銅酸化物1,領域8(強相関系))

本山 武志, 川崎 慎司, Lin Chengtian, 鄭 国慶

日本物理学会講演概要集   69 ( 1 )   568 - 568   2014年3月

LaPt_2-xGe_2+xの超伝導と電子相図

前田賢輝, 俣野和明, 澤岡浩貴, 稲田佳彦, ZHENG Guo-Qing

日本物理学会講演概要集   69 ( 1 )   2014年

25aEB-4 新規超伝導体(Ir,Au)_<1-x>Pt_xTe_2のTe-NMRによる研究(超電導物質1,領域8(強相関系分野:高温超伝導,強相関f電子系など))

岡 利英, 岩瀬 文達, 工藤 一貴, 石井 博文, 野原 実, 鄭 国慶

日本物理学会講演概要集   68 ( 2 )   440 - 440   2013年8月

27aEC-10 鉄ヒ素系超伝導体Sr_2VFeAsO_3のNMR法による研究V(鉄砒素系3(置換効果・NMR),領域8(強相関系分野:高温超伝導,強相関f電子系など))

上島 啓司, Han F., Wen Hai-Hu, 川崎 慎司, 鄭 国慶

日本物理学会講演概要集   68 ( 2 )   557 - 557   2013年8月

27pEB-8 LaPt_<2-x>Ge_<2+x>の結晶構造と超伝導(超伝導物質2,領域8(強相関系分野:高温超伝導,強相関f電子系など))

前田 賢輝, 俣野 和明, 澤岡 浩貴, 稲田 佳彦, 鄭 国慶

日本物理学会講演概要集   68 ( 2 )   568 - 568   2013年8月

29pXG-9 鉄ヒ素系超伝導体Sr_2VFeAsO_3のNMR法による研究IV(29pXG 鉄砒素系5(磁気共鳴・メスバウアー効果・トンネル分光),領域8(強相関系:高温超伝導,強相関f電子系など))

上島 啓司, Han F., Wen Hai-Hu, 川崎 慎司, 鄭 国慶

日本物理学会講演概要集   68 ( 1 )   722 - 722   2013年3月