Unconventional Superconductivity and Antiferromagnetic Quantum Critical Behavior <?format ?>in the Isovalent-Doped

Y Nakai, T Iye, S Kitagawa, K Ishida, H Ikeda… - Physical review …, 2010 - APS
Spin dynamics evolution of BaFe 2 (As 1-x P x) 2 was probed as a function of P
concentration via P 31 NMR. Our NMR study reveals that two-dimensional antiferromagnetic …

Two-Dimensional XY-Type Magnetic Properties of Locally Noncentrosymmetric Superconductor CeRh2As2

S Kitagawa, M Kibune, K Kinjo, M Manago… - Journal of the Physical …, 2022 - journals.jps.jp
We performed 75As-NMR measurements to investigate the normal-state magnetic
properties of CeRh2As2, a recently-discovered heavy-fermion superconductor. The …

Pressure induced stripe-order antiferromagnetism and first-order phase transition in FeSe

PS Wang, SS Sun, Y Cui, WH Song, TR Li, R Yu… - Physical Review Letters, 2016 - APS
To elucidate the magnetic structure and the origin of the nematicity in FeSe, we perform a
high-pressure Se 77 NMR study on FeSe single crystals. We find a suppression of the …

Crystallographic, electronic, thermal, and magnetic properties of single-crystal SrCoAs

A Pandey, DG Quirinale, W Jayasekara, A Sapkota… - Physical Review B …, 2013 - APS
In tetragonal SrCo 2 As 2 single crystals, inelastic neutron scattering measurements
demonstrated that strong stripe-type antiferromagnetic (AFM) correlations occur at a …

Spectra of Quasi-One-Dimensional Antiferromagnet under Transverse Field

H Zou, Y Cui, X Wang, Z Zhang, J Yang, G Xu… - Physical review …, 2021 - APS
We report V 51 NMR and inelastic neutron scattering (INS) measurements on a quasi-1D
antiferromagnet BaCo 2 V 2 O 8 under transverse field along the [010] direction. The scaling …

Persistent correlation between superconductivity and antiferromagnetic fluctuations near a nematic quantum critical point in

P Wiecki, K Rana, AE Böhmer, Y Lee, SL Bud'ko… - Physical Review B, 2018 - APS
We present Se 77-NMR measurements on FeSe 1− x S x samples with sulfur content x= 0%,
9%, 15%, and 29%. Twinned nematic domains are observed in the NMR spectrum for all …

Magnetic fluctuations and superconducting properties of studied by NMR

J Cui, QP Ding, WR Meier, AE Böhmer, T Kong… - Physical Review B, 2017 - APS
We report As 75 nuclear magnetic resonance (NMR) studies on a new iron-based
superconductor, CaKFe 4 As 4, with T c= 35 K. As 75 NMR spectra show two distinct lines …

Superconductivity in the crystallogenide LaFeSiO1−δ with squeezed FeSi layers

MF Hansen, JB Vaney, C Lepoittevin… - npj Quantum …, 2022 - nature.com
Pnictogens and chalcogens are both viable anions for promoting Fe-based
superconductivity, and intense research activity in the related families has established a …

Spin-Fluctuation-Induced Non-Fermi-Liquid Behavior with Suppressed Superconductivity in

YM Dai, H Miao, LY Xing, XC Wang, PS Wang, H Xiao… - Physical Review X, 2015 - APS
We study a series of LiFe 1− x Co x As compounds with different Co concentrations by
transport, optical spectroscopy, angle-resolved photoemission spectroscopy, and nuclear …

Detection of Antiferromagnetic Ordering in Heavily Doped Pnictide Superconductors Using Nuclear-Magnetic-Resonance Techniques

N Fujiwara, S Tsutsumi, S Iimura, S Matsuishi… - Physical Review Letters, 2013 - APS
We studied double superconducting (SC) domes in LaFeAsO 1-x H x by using As 75 and H
1 nuclear-magnetic-resonance techniques and unexpectedly discovered that a new …