研究実績
Publications
国際招待講演
2022年
- Guo-qing Zheng:
“High Temperature Spin-Triplet Superconductivity in K2Cr3As3”
35th International Symposium on Superconductivity, Nagoya, Japan, Nov. 29-Dec.1, 2022.
2019年
- Kazuaki Matano:
“NMR studies of topological superconductors”
Materials Research Meeting 2019(MRM2019) , Japan, Dec, 10-14, 2019.
- Guo-qing Zheng:
“Topological superconductivity in correlated and non-correlated electron systems”
Asia Pacific Workshop on Highlights of Condensed-Matter Physics (APW2019), Tsinghua University, Beijing, China, Dec. 6-8, 2019.
- Shinji Kawasaki:
“Charge-density-wave order in single-layered
Bi2Sr2-xLaxCuO6superconductor”
Spectroscopies in Novel Superconductors (SNS2019)Tokyo, Japan, Jun, 2019.
- Kazuaki Matano:
“NMR studies of topological superconductors”
The 5th Conference on Condensed Matter Physics (CCMP2019), Liyang, China, Jun, 27-30, 2019.
- Guo-qing Zheng:
“Topological spin-triplet superconducting states in bulk materials.”
Nature Conference on Emergence Materials and Device: Electronic Structures and Properties, Chengdu, China, April.12-14, 2019.
2018年
- Guo-qing Zheng:
“Topological spin-triplet superconducting states revealed by NMR.”
12th International Conference on Materials and Mechanism of High temperature superconductors (M2S 2018), Beijing, China, Aug.19-24, 2018.
- Guo-qing Zheng:
“Topological superconducting states revealed by NMR”
2nd TMS-Moore Alliance Workshop: topological magnets and topological superconductors, Kyoto University, Japan, Jan.10-14, 2018.
2017年
- Guo-qing Zheng:
“Spin-rotation symmetry breaking and triplet superconducting state in CuxBi2Se3”
March Meeting 2017,American Physical Society, LA, USA, March 13-17, 2017.
- Guo-qing Zheng:
“Spin-rotation symmetry breaking and triplet superconducting state in the doped topological insulator CuxBi2Se3”
International School on Topological Science and Topological Matters,Kyoto University, Feb.13-18 2017.
2016年
- Guo-qing Zheng:
“Spin rotation symmetry breaking and triplet superconducting state
in a doped topological insulator”
APW and CEM jointed workshop “Highlights of Modern Condensed Matter Physics”, RIKEN, Saitama, Japan. Jan.25-27 2016.
- Guo-qing Zheng:
“NMR evidence for spin-rotation symmetry breaking and triplet superconducting state in a doped topological insulator”
11th International Conference on Spectroscopy of Novel Superconductors (SNS2016), Stuttgart, Germany, June 19-24, 2016.
2015年
- Shinji Kawasaki:
“Dopeing-enhanced antiferromagnetism in Ca1-xLaxFeAs2 revealed by 75As nuclear magnetic resonance and nuclear quadrupole resonance”
第25回日本MRS年次大会国際シンポジウム「強相関機能材料の進展と挑戦」, 横浜情報文化センター, 2015年12月10日
- Guo-qing Zheng:
“New Superconductivity Dome in LaFeAsO1-xFx Accompanied by Structural Transition”
Internatitional Conference on Materials and Mechanisms on high temperature Superconductivity(M2S-2015), Geneva, Switzerland, Aug.23-28, 2015.
- Guo-qing Zheng:
“Recent results from NMR on Fe-pnictide and Related Superconductors”
12th Beijing Forum on High-Temprature Superconductivity, Chengdu, China, June 2-5, 2015.
- Guo-qing Zheng:
“NMR study of Possible Topological Superconductors”
Annual Meeting of Low Temperature Physics, Hangzhou, China, April 3, 2015.
- Guo-qing Zheng:
“NMR Results of topological superconductors”
Quantum Materials Symposium 2015, Muju, Korea, Feb.9-13 2015.
2014年
- Guo-qing Zheng:
“Quantum criticality in carrier-doped Fe-pnictides: NMR and resistivity measurements”
Ushimado International Workshop on Physics and Chemistry of Novel Superconductors and Related Materials, Ushimado, Okayama, Nov 2014.
- Guo-qing Zheng:
“Nematic and magnetic quantum criticalities in electron-doped Fe-pnictides”
The Beijing International Workshop (II) on Iron-Based Superconductors (BIIS2014), Beijing, China, Aug 2014.
2013年
- Guo-qing Zheng:
“Noncentrosymmetric Superconductors: a possible route to topological superconductivity”
International Workshop on Interface Science for Novel Physical Properties and Electronics, Okayama University, Dec 2013.
2012年
- Guo-qing Zheng:
“NMR study of spin-triplet superconductivity in non-centrosymmetric superconductors”
Materials & Mechanisms of Superconductivity Conference (M2S 2012), Washington DC, USA, Jul.-Aug., 2012.
- Guo-qing Zheng:
Novel superconducting state in non-centrosymmetric compounds Li2(Pd1-xPtx)3
International Conference on Topological Quantum Physics, Nagoya, May 2012.
2011年
- Kazuaki Matano:
International Workshop for Young Researchers on Topological Quantum Phenomena in Condensed Matter with Broken Symmetries
Biwako, Shiga, Nov., 2011.
- Guo-qing Zheng:
“Spin-orbit coupling, anisotropic magnetic fluctuations, and fully-gapped superconducting state in the iron-pnictides”
The 26th international conference on low temperature physics (LT26), Beijing, China, Aug., 2011.
- Guo-qing Zheng:
“Ground state and its doping evolution of the pseudogap in the cuprate superconductors”
International conference on quantum phenomena in complex matter 2011
Roma, Italy, Jul., 2011.
- Guo-qing Zheng:
“Doping evolution of the pseudogap ground state of the superconducting Bi2Sr2-xLaxCuO6: NMR study under high magnetic-fields up to 44 T”
Aspen Winter Conference, Jan.22-28, 2011, Aspen, Co. USA
2010年
- Guo-qing Zheng:
Ground state, its doping evolution and the pairing symmetry of high-Tc cuprates and Fe-pnictides revealed by NMR
TInternational Workshop "Recent Progress on Spectroscopies and High-Tc Superconductors", 9-11 August 2010, Sendai, Japan. - Guo-qing Zheng:
NMR investigation of iron-based high Tc superconductors
The 9th International Conference on Spectroscopies in Novel Superconductors (SNS2010)
May 23-28, 2010, Shanghai, China.
2009年
- Guo-qing Zheng:
Novel superconducting state due to broken inversion symmetry in Li2(Pd1-xPtx)3B and Mg10-xIr19B16+x revealed by NMR
International Symposium on Novel Spin Pairing 2009 (NSP2009)
Kyoto,2009年9月13日-16日
- Guo-qing Zheng:
NMR studies on non-centrosymmetric superconductors Li2(Pt,Pd)3B
9th International Conference on Materials and Mechanisms of Superconductivity
Tokyo,2009年9月7日-12日
- Guo-qing Zheng:
NMR Study on Strongly Correlated Electron Superconductors under Static and Pulsed Magnetic-Fields up to 48 T
9th International Conference on Research in High Magnetic Fields (RHMF 2009)
Dresden, Germany, July 22-25, 2009.
- Guo-qing Zheng:
UNCONVENTIONAL SUPERCONDUCTIVITY IN Fe-PNICTIDES REVEAELED BY NMR
Seventh International Conference on New Theories, Discoveries and Applications of Superconductors and Related Materials
May 13-16, 2009, Beijing, China.
2008年
- “NMR study of transitional-metal-oxide superconductors under static and pulsed high magnetic fields”,
the Sixth International Conference on Physical Phenomena in High Magnetic Fields (PPHMF-VI),
August 1-5, Laulasmaa Resort, Estonia.
- “Superconductors without Spatial Inversion Symmetry: Experiments”,
International Workshop on Spin Helicity and Chirality in Superconductor and Semiconductor Nanostructures,
July 13-17, 2008, the University of Karlsruhe, Germany.
- ”d-wave superconductivity and antiferromagnetic spin correlations in the hydrated cobaltate superconductor”,
International Workshop on Competing Orders, Pairing Fluctuations, and Spin Orbit Effects in Novel Unconventional Superconductors,
June 30-July 11, 2008, Max Planck Institute for the Physics of Complex Systems, Dresden, Germany.
- "d-wave superconductivity and antiferromagnetic spin correlations in the cobaltate superconductor NaxCoO2*1.3H2O"; ".Finite Fermi surface in the zero- temperature pseudogap state of the high-Tc superconductors".
The 12th APCTP Winter Workshop on Strongly Correlated Electron Systems,
Jan., 2008, Asia Pacific Center for Theoretical Physics, Pohang, Korea.
2007年
- "Strongly Correlated Electron superconductors: NMR view"
NSFC-JSPS jointed conference on Novel Quantum Phenomena in Strongly Correlated Electronic Systems.
June 2007, Renmin University of China, Beijing, China
- "Cooper-pair symmetry and spin correlations in the cobaltate superconductors NaxCoO2*1.3H2O",
71th Annual Meeting of the Deutsche Physikalische Gesellschaft and DPG - spring meeting of the Division Condensed Matter,
March, 2007, Regensburg, Germany
2006年
- "Effect of In-plane and out-of-plane disorders on the pseudogap and superconductivity in the cuprates-insights from NMR",
International Workshop on Electronic States and Disorder Effect in Cuprate Superconductors,
Nov. 9-11, 2006, Beijing.
- "d-wave superconductivity in NaxCoO2*1.3H2O",
International Workshop Beijing Forum on High-Tc Superconductivity",
June 19-22, Beijing, China.
- "Cooper-pairs symmetry and electron correlations in the cobalt-oxide superconductors NaxCoO2 *1.3H2O revealed by NMR/NQR",
International Workshop on Self-organized Strongly Correlated Electron Systems,
May 28-June 1, 2006, Seillac, Val de Loire, France.
2005年
- "Coexistence of Pseudogap and Superconducting States in Copper-oxides"
ICAM International Workshop on NMR/EPR of Correlated Electron Superconductors,
Oct.15-21, 2005 Dresden, Germany.
- "Fermi Arc and the Pseudogap in high-Tc superconducting cuprates"
Beijing Forum on high temperature superconductivity,
June 1-4, 2005, Beijing, China.
- "Carrier density dependence of superconductivity and the antiferromagnetic correlations in Cobalt Oxide superconductors".
4th Asia-Pacific Workshop on Strongly Correlated Electron Systems: Novel Quantum Phenomen in Emergent Materials,
May 27-30, Beijing China.
2004年
- "NQR and NMR studies on the triangular-lattice superconductors NaxCoO2 1.3H2O"
3rd Asia-Pacific Workshop on Strongly Correlated Electron Systems,
Nov. 22-24, 2004 Sendai
- "Na content dependencies of the superconducting transition and antiferromagnetic correlations in NaxCoO2 yH2O"
International Workshop on Materials Science and Nano-Engineering,
Dec. 10-14, 2004, Osaka
- "Symmetry of the gap function of the triangular lattice NaxCoO2 1.3H2O from NQR/NMR"
Yukawa International Seminar on Strongly Correlated Electron Systems,
Nov.1-4 2004, Kyoto.
- International Workshop on "Emerging Issues in Heavy Fermion Materials Physics",
Lorentz center, Leiden University, the Netherlands, July 19-23 2004.
- 7th International Conference on Spectroscopy in Novel Superconductors,
Sitges, Spain, July 9-16, 2004.
2003年
- 2nd International Symposium on Orbital Ordering and Fluctuations in d- and f-electron Systems,
Tokai, Japan, Feb. 17-19, 2003.
- 4th International Conference on New Discoveries, Theories and Applications of Superconductivity,
San Diego, CA, USA, January 16-21, 2003.
2002年
- International Workshop on Outstanding Issues of Unconventional Superconductivity and Magnetism in CeMIn5,
Santa Fe, NM, USA, Dec. 4-8, 2002.
- 23rd International Conference on Low Temperature Physics,
Hiroshima, Japan, Aug. 20-27,2002.
2001年
- Ampere Colloque 2001---High Magnetic Field NMR Studies in Condensed Matter Physics,
Stuttgart, Germany, July 22-26, 2001.
- International Workshop on the Mechanism of High-Tc Superconductivity,
Lijian, Yunnan, China, June 18-22, 2001.
- 3rd International Conference on New Theories, Discoveries, and Applications of Superconductors and Related Materials (New3SC-3),
Honolulu, Hawaii, USA, Jan. 15-20, 2001.
2000年
- 6th International Workshop on Chemical Designing and Processing of High-Tc Superconductors /Discussion Meeting on Deca-Nanoscopic Materials Science,
Yohohama, Japan, Oct. 12-13, 2000.
- 6th International Conference on the Materials and Mechanisms of Superconductivity and High Tc Superconductors (M2S-VI),
Houston, TX, USA, Feb. 20-25, 2000.
1999年
- 2nd International Conference on New Discoveries, Theories and Applications,
Las Vegas, NV, USA, June 1-6, 1999.
1998年
- 4th International Symposium on Advanced Physical Fields---Quantum Phenomena in
???Advanced Materials at High Magnetic Fields,
Tsukuba, Japan, March 10-12, 1998