Research progress of FeSe-based superconductors containing ammonia/organic molecules intercalation

HS Xu, S Wu, H Zheng, R Yin, Y Li, X Wang… - Topics in Current …, 2022 - Springer
As an important part of Fe-based superconductors, FeSe-based superconductors have
become a hot field in condensed matter physics. The exploration and preparation of such …

Enhanced superconductivity and moderate spin fluctuations suppressed at low energies in heavily electron-doped La1111-based superconductor

T Kouchi, S Nishioka, K Suzuki, M Yashima, H Mukuda… - Physical Review B, 2022 - APS
To elucidate the origin of the reenhanced high-T c phase in the heavily electron-doped Fe
pnictides, systematic As 75 NMR studies are performed on heavily electron-doped LaFe P n …

75As NMR studies on iron-based La1111 superconductors in lightly and heavily electron doped states

T Kouchi, K Yoshinaga, S Nishioka… - Journal of Physics …, 2022 - iopscience.iop.org
We report 75 As NMR experiments in heavily electron-doped LaFePnO 0.75 H 0.25 (Pn= As
1− x Sb x and As 1− x'P x') compounds with the maximum ${T} _ {c}^{{\rm {\max}}}(\sim 33.1 …

[PDF][PDF] Density functional and spin fluctuation theory based study for iron-based and organic superconductors

M SHIMIZU - 2023 - ousar.lib.okayama-u.ac.jp
In this thesis, iron-based and organic superconductors are studied based on density
functional theory (DFT) and spin fluctuation theory. These superconducting materials belong …

[HTML][HTML] Isotope 121,123 Sb-NMR Study in Iron-based Superconductor LaFe (As1-xSbx) O1-yFy

T Kouchi, K Yoshinaga, T Asano, M Yashima… - 2023 - npsm-kps.org
Isotope <sup>121,123</sup>Sb-NMR Study in Iron-based Superconductor LaFe(As<sub>1-<i>x</i></sub>Sb<sub><i>x</i></sub>)O<sub>1-<i>y</i></sub>F<sub><i>y</i></sub>
Login to Submission npsm 새물리 New Physics : Sae Mulli pISSN 0374-4914 eISSN 2289-0041 …

Doping Dependence of Moderate Spin Fluctuations in Sb-substituted Iron-based Superconductor LaFe(As0.7Sb0.3)Oy(F/H)1−y

T Kouchi, K Yoshinaga, S Nishioka… - Proceedings of the …, 2023 - journals.jps.jp
To elucidate the important factor for superconductivity in the heavily electron-doped iron
pnictides, we have performed systematic 75As NMR studies on LaFe (As0. 7Sb0. 3) O y …