Thermoresistivity of carbon nanostructures and their polymeric nanocomposites

F Avilés - Advanced Materials Interfaces, 2023 - Wiley Online Library
Carbon nanostructures such as carbon nanotubes, graphene, and its multi‐layer derivatives
exhiibit temperature‐dependent electrical conductivity. They can form percolated networks …

Ab initio overestimation of the topological region in Eu-based compounds

G Cuono, RM Sattigeri, C Autieri, T Dietl - Physical Review B, 2023 - APS
An underestimation of the fundamental band gap values by the density functional theory
within the local density approximation and associated approaches is a well-known …

Colossal magnetoresistance and topological phase transition in

S Luo, Y Xu, F Du, L Yang, Y Chen, C Cao, Y Song… - Physical Review B, 2023 - APS
We report electrical transport properties of EuZn 2 As 2 under pressures up to 26 GPa. At
ambient pressure, EuZn 2 As 2 exhibits an insulating ground state and a≈ 200% negative …

Colossal magnetoresistance in and its electronic and magnetic structure

S Krebber, M Kopp, C Garg, K Kummer… - Physical Review B, 2023 - APS
We investigate single crystals of the trigonal antiferromagnet EuZn 2 P 2 (P 3¯ m 1) by
means of electrical transport, magnetization measurements, x-ray magnetic scattering …

Revealing the EuCd2As2 Semiconducting Band Gap via n-Type La-Do**

RA Nelson, J King, S Cheng, AJ Williams… - Chemistry of …, 2024 - ACS Publications
EuCd2As2 has attracted considerable interest as one of the few magnetic Weyl semimetal
candidate materials, although recently, there have been emerging reports that claim it to …

Spin-carrier coupling induced ferromagnetism and giant resistivity peak in

V Sunko, Y Sun, M Vranas, CC Homes, C Lee… - Physical Review B, 2023 - APS
Eu Cd 2 P 2 is notable for its unconventional transport: upon cooling the metallic resistivity
changes slope and begins to increase, ultimately 100-fold, before returning to its metallic …

Manipulating magnetism and transport properties of with a low carrier concentration

X Chen, Z Wang, Z Zhou, W Yang, Y Liu, JY Lu, Z Ren… - Physical Review B, 2024 - APS
Materials that exhibit strongly coupled magnetic order and electronic properties are crucial
for both fundamental research and technological applications. However, finding a material …

Absence of Weyl nodes in revealed by the carrier density dependence of the anomalous Hall effect

Y Shi, Z Liu, LA Burnett, S Lee, C Hu, Q Jiang, J Cai… - Physical Review B, 2024 - APS
The antiferromagnetic layered compound EuCd 2 As 2 is widely considered a leading
candidate of ideal Weyl semimetals, featuring a single pair of Weyl nodes in its field-induced …

The discovery of three-dimensional Van Hove singularity

W Wu, Z Shi, M Ozerov, Y Du, Y Wang, XS Ni… - Nature …, 2024 - nature.com
Arising from the extreme/saddle point in electronic bands, Van Hove singularity (VHS)
manifests divergent density of states (DOS) and induces various new states of matter such …

Recent advances in understanding and manipulating magnetic and electronic properties of EuM2X2 (M= Zn, Cd; X= P, As)

X Chen, S Dong, ZC Wang - Journal of Physics: Condensed …, 2024 - iopscience.iop.org
Over the past five years, significant progress has been made in understanding the
magnetism and electronic properties of CaAl 2 Si 2-type EuM 2 X 2 (M= Zn, Cd; X= P, As) …