Nonlinear Hall effect in three-dimensional Weyl and Dirac semimetals

OO Shvetsov, VD Esin, AV Timonina, NN Kolesnikov… - JETP Letters, 2019 - Springer
We experimentally investigate a nonlinear Hall effect for three-dimensional WTe 2 and Cd 3
As 2 single crystals, representing Weyl and Dirac semimetals, respectively. We observe …

Signature of Fermi arc surface states in Andreev reflection at the WTe2 Weyl semimetal surface

A Kononov, OO Shvetsov, SV Egorov… - Europhysics …, 2018 - iopscience.iop.org
We experimentally investigate charge transport through the interface between a niobium
superconductor and a three-dimensional WTe 2 Weyl semimetal. In addition to classical …

Tuning Magnetic Soliton Phase via Dimensional Confinement in Exfoliated 2D Cr1/3NbS2 Thin Flakes

S Tang, RS Fishman, S Okamoto, J Yi, Q Zou, M Fu… - Nano Letters, 2018 - ACS Publications
Thin flakes of Cr1/3NbS2 are fabricated successfully via microexfoliation techniques.
Temperature-dependent and field-dependent magnetizations of thin flakes with various …

Spin-dependent transport through a Weyl semimetal surface

VD Esin, DN Borisenko, AV Timonina, NN Kolesnikov… - Physical Review B, 2020 - APS
We experimentally compare two types of interface structures with magnetic and
nonmagnetic Weyl semimetals. They are the junctions between a gold normal layer and …

Subharmonic Shapiro steps in the ac Josephson effect for a three-dimensional Weyl semimetal WTe2

OO Shvetsov, A Kononov, AV Timonina… - Europhysics …, 2018 - iopscience.iop.org
We experimentally study electron transport between two superconducting indium leads,
coupled to a single WTe 2 crystal, which is a three-dimensional Weyl semimetal. We …

Realization of a Double-Slit SQUID Geometry by Fermi Arc Surface States in a WTe2 Weyl Semimetal

OO Shvetsov, A Kononov, AV Timonina, NN Kolesnikov… - JETP Letters, 2018 - Springer
We experimentally study electron transport between two superconducting indium leads,
coupled to the WTe 2 crystal surface. WTe 2 is characterized by presence of Fermi arc …

Energy-gap driven low-temperature magnetic and transport properties in = Nb, Ta)

TJ Hicken, Z Hawkhead, MN Wilson, BM Huddart… - Physical Review B, 2022 - APS
The helimagnets Cr 1/3 MS 2 (M= Nb or Ta) have attracted renewed attention due to the
discovery of a chiral soliton lattice (CSL) stabilized in an applied magnetic field, but reports …

Evidence of the Ferroelectric Polarization in Charge Transport through WTe2 Weyl Semimetal Surface

NN Orlova, NS Ryshkov, AV Timonina, NN Kolesnikov… - JETP Letters, 2021 - Springer
We investigate electron transport along the surface of WTe 2 three-dimensional single
crystals, which are characterized by the coexistence of the conductivity and ferroelectricity of …

Current-induced control of the polarization state in a polar-metal–based heterostructure SnSe/WTe2

NN Orlova, AV Timonina, NN Kolesnikov… - Europhysics …, 2022 - iopscience.iop.org
The concept of a polar metal suggests a new approach to current-induced polarization
control for ferroelectrics. We fabricate SnSe/WTe 2 heterostructure to experimentally …

Spin wave effects in transport between a ferromagnet and a Weyl semimetal surface

A Kononov, OO Shvetsov, AV Timonina, NN Kolesnikov… - JETP Letters, 2019 - Springer
We experimentally investigate spin-polarized transport between a ferromagnetic Ni
electrode and a surface of Weyl semimetal, realized in a thick WTe 2 single crystal. For …