231 citations · 508 across the 34 of their papers we have counts for
35 papers
Electronic Reconstruction across the Tilt-Free Transition in LaNiO
Mengjie Kong, Gergely Németh, Yingpeng Yu +5
The emergence of high- superconductivity in pressurized LaNiO is intimately linked to a structural transition that suppresses the tilts of the NiO octahedra, y…
Soft point-contact Andreev reflection spectroscopy in a palm-type cubic anvil-pressure cell
Qingxin Dong, Fengrui Shi, Yan Zhang +11
We have implemented soft point-contact Andreev reflection spectroscopy (PCARS) in a palm-type cubic anvil pressure cell by combining a substrate anchoring strategy with an external…
Superconducting dome and field-enhanced superconductivity of PLD synthesized Nd1-xEuxNiO2 thin films
Wenlong Yang, Qiang Zhao, Xingke Fu +8
We report on the synthesis of infinite-layer Nd1-xEuxNiO2 (0<x<0.7) thin films using pulsed laser deposition (PLD) followed by topotactic reduction with CaH2. Resistivity measureme…
Anomalous Structural Response of Quasi-One-Dimensional Antiferromagnetic Metal KMn6Bi5 under high pressure
Hanming Ma, Qingxin Dong, Tong Shi +11
We report high-pressure single-crystal X-ray diffraction measurements on the quasi-one-dimensional (Q1D) antiferromagnetic metal KMn6Bi5 up to 12.5 GPa, revealing the detailed pres…
Structural responses incipient to pressure-driven antiferromagnetic quantum critical point of van der Waals heavy-fermion metal CeSiI
Hanming Ma, Tong Shi, Wenhao Li +12
CeSiI is a van der Waals heavy-fermion metal recently found to exhibit unconventional superconductivity near a pressure-induced antiferromagnetic quantum critical point (QCP) at Pc…
Two distinct superconducting regimes in Ti4Co2O under pressures
Lifen Shi, Keyuan Ma, Binbin Ruan +8
We report on the pressure dependence of superconducting transition temperature Tc and upper critical field Bc2(0) through electrical transport of the Ti4Co2O superconductor (eg.,th…
Metallic crossover through the tilt-free transition in LaNiO at high pressure and temperature
Bastien Michon, Yingpeng Yu, Beatrice D'Alò +8
LaNiO, a bilayer nickelate with Ruddlesden-Popper structure, undergoes a pressure-induced structural transition from a tilted Amam phase to an untilted Fmmm (or I4/mmm)…
Discovery of parity-violating chiral polar-nematic charge density wave and superconductivity in kagome metals
Xingwei Shi, Geng Li, Zhan Wang +16
Nonmagnetic kagome metals and superconductors AV3Sb5 (A = K, Rb, Cs) host unconventional charge density wave (CDW) and superconducting (SC) phases accompanied by multiple electroni…
Tunable bifurcation of magnetic anisotropy and bi-oriented antiferromagnetic order in kagome metal GdTi3Bi4
Jianfeng Guo, Shiyu Zhu, Runnong Zhou +9
The novel kagome family RTi3Bi4 (R: rare-earth) offers a unique platform for exploring distinctive physical phenomena such as anisotropy, spin density wave, and anomalous Hall effe…
: A New Vanadium-Based Material with a Reuleaux-Triangle-Like Lattice and a Possible Phase Transition near 48 K
Zhen Zhao, Jianping Sun, Xin-Wei Yi +10
Exploring and synthesizing materials with new crystal structures provides an important route to discovering exotic quantum phenomena. However, materials with unconventional lattice…
Pressure-Induced Metal-Insulator and Paramagnet-Altermagnet Transitions in Rutile OsO2 Single Crystals
Guojian Zhao, Ziang Meng, Wencheng Huang +19
Altermagnets with compensated spin structures and nonrelativistic spin splitting have emerged as a new class of magnetic materials. Rutile OsO2 has been theoretically predicted to…
Pressure induced electronic band evolution and observation of superconductivity in the Dirac semimetal ZrTe5
Sanskar Mishra, Nagendra Singh, Vinod K. Gangwar +8
We report a comprehensive investigation of the pressure effects on the magnetotransport properties of the topological material ZrTe5 within 1 to 8 GPa pressure range. With increasi…
Superconductivity under pressure in the two-dimensional van der Waals heavy-fermion metal CeSiI
Tong Shi, Wenhao Li, Qingxin Dong +10
CeSiI is a newly discovered exfoliable van der Waals (vdW) heavy-fermion metal featured by a long-range antiferromagnetic (AF) order (TN =7.5 K) inside the Kondo coherent state bel…
Unexpected type-II multiferroic phase in GdMnO3 under high magnetic fields
Ming Yang, Jun Chen, Junfeng Wang +6
Perovskite manganites with small A-site ions, as the first and canonical branch of type-II multiferroics, are ideal systems to exhibit magnetism-induced ferroelectricity. Despite t…
High Pressure Superconducting transition in Dihydride BiH with Bismuth Open-Channel Framework
Liang Ma, Xin Yang, Mei Li +13
Metal hydrides MHx with low hydrogen content are not expected to show high-Tc superconductivity owing to the low hydrogen-derived electronic density of states at Fermi level and th…
Structural transition and possible pressure-induced superconductivity in a suboxide LaPbO
Jiaqiang Yan, David Singh, Bayram Saparov +5
Here we report a structural phase transition and its possible competition with superconductivity in the suboxide LaPbO. Upon cooling through = 225 K, LaPbO tr…
Enhanced superconductivity in the compressively strained bilayer nickelate thin films by pressure
Qing Li, Jianping Sun, Steffen Boetzel +9
The discovery of high temperature superconductivity in the nickelate system has stimulated enormous interest in the community of condensed matter physics. Recently, superconductivi…
Effect of pressure on the transport properties and thermoelectric performance of Dirac semimetal ZrTe5
Sanskar Mishra, Nagendra Singh, V. K. Gangwar +11
In this study, we have investigated and compared the effect of hydrostatic pressure up to ~20 kbar on the transport properties of ZrTe5 single crystals grown by chemical vapor tran…
New phase space of hardness materials and synergic enhancement of hardness and toughness in superconducting Ti2Co and Ti4Co2X (X = B, C, N, O)
Lifen Shi, Keyuan Ma, Jingyu Hou +12
Compared to traditional superhard materials with high electron density and strong covalent bonds, alloy materials mainly composed of metallic bonding structures typically have grea…
Absence of diode effect in chiral type-I superconductor NbGe2
Dong Li, Zouyouwei Lu, Wenxin Cheng +21
Symmetry elegantly governs the fundamental properties and derived functionalities of condensed matter. For instance, realizing the superconducting diode effect (SDE) demands breaki…
Strong superconducting pairing strength and pseudogap features in a putative multiphase heavy-fermion superconductor CeRh2As2 by soft point-contact spectroscopy
Qingxin Dong, Tong Shi, Pengtao Yang +18
CeRh2As2 is a newly discovered candidate of multiphase heavy-fermion superconductor (Tc=0.3 K) with intriguing physical properties. Here, we employ soft point-contact spectroscopy…
Bulk superconductivity up to 96 K in pressurized nickelate single crystals
Feiyu Li, Zhenfang Xing, Di Peng +24
Recently, the Ruddlesden-Popper bilayer nickelate has emerged as a superconductor with a transition temperature () of approximately 80 K above 14 GPa (Refs. 1-3)…
Simultaneous achievement of record-breaking colossal magnetoresistance and angular magnetoresistance in an antiferromagnetic semiconductor EuSe2
Qingxin Dong, Pengtao Yang, Zhihao Liu +10
Magnetoresistance effect lays the foundation for spintronics, magnetic sensors and hard drives. The pursuit of magnetic materials with colossal magnetoresistance (CMR) and/or angul…
Chemical versus physical pressure effects on the structure transition of bilayer nickelates
Gang Wang, Ningning Wang, Tenglong Lu +11
The observation of high- superconductivity (HTSC) in concomitant with pressure-induced orthorhombic-tetragonal structural transition in the bilayer LaNiO has spa…