324 citations · 864 across the 17 of their papers we have counts for
17 papers
Superhydrides on the way to ambient pressure: weak localization and persistent X-ray photoconductivity in BaSiH
Dmitrii V. Semenok, Di Zhou, Sven Luther +15
Reducing the stabilization pressure of superhydrides represents one of the most important challenges in hydrogen-saturated compound chemistry. Moving in this direction, we studied…
Universal negative magnetoresistance in antiferromagnetic metals caused by symmetry breaking of electron wave functions
Pavel D. Grigoriev, Nikita S. Pavlov, Igor A. Nekrasov +5
Layered van der Waals crystals of topologically non-trivial and trivial semimetals with antiferromagnetic (AFM) ordering of magnetic sublattice are known to exhibit a negative magn…
Strong negative magnetoresistance and hopping transport in graphenized nematic aerogels
V. I. Tsebro, E. G. Nikolaev, M. S. Kutuzov +2
The transport properties of nematic aerogels, which consist of oriented mullite nanofibers coated with a graphene shell, were studied. It is shown that the magnetoresistance of thi…
Superconducting memory and trapped magnetic flux in ternary lanthanum polyhydrides
Dmitrii V. Semenok, Andrei V. Sadakov, Di Zhou +6
Superconducting memory is a promising technology for data storage because of its speed, high energy efficiency, non-volatility, and compatibility with quantum computing devices. Ho…
Intrinsic Negative Magnetoresistance in Layered AFM Semimetals: the Case of EuSnAs
K. S. Pervakov, A. V. Sadakov, O. A. Sobolevskiy +12
Here, by applying a comprehensive approach including magnetic, transport measurements, ARPES band structure measurements, DFT calculations, and analytical theory consideration, we…
Ternary superhydrides under pressure of Anderson's theorem: Near-record superconductivity in (La,Sc)H
Dmitrii V. Semenok, Ivan A. Troyan, Di Zhou +12
Lanthanum-hydrogen system and its derivatives remain among the most promising for achieving room-temperature superconductivity. In this study, we examined the formation of ternary…
Exchange Splitting Mechanism of Negative Magnetoresistance in Layered Antiferromagnetic Semimetals
P. D. Grigoriev, N. S. Pavlov, I. A. Nekrasov +7
Layered topologically non-trivial and trivial semimetals with AFM-type ordering of magnetic sublattice are known to exhibit a negative magnetoresistance that is well correlated wit…
Superconductivity in thin films of RuN
A. S. Ilin, A. O. Strugova, I. A. Cohn +7
Superconductivity has been found in RuN films obtained by reactive magnetron sputtering. This is a novel member of the metal nitride superconductors family. The critical temperatur…
Vortex phase dynamics in yttrium superhydride YH at megabar pressures
A. V. Sadakov, V. A. Vlasenko, I. A. Troyan +4
A comprehensive study of the vortex phases and vortex dynamics is presented for a recently discovered high-temperature superconductor YH with T (onset) of 215 K under press…
Non-Fermi-Liquid Behavior of Superconducting SnH
Ivan A. Troyan, Dmitrii V. Semenok, Anna G. Ivanova +13
We studied chemical interaction of Sn with H by X-ray diffraction methods at pressures of 180-210 GPa. A previously unknown tetrahydride SnH with a cubic structure (…
High-temperature superconductivity in hydrides
I. A. Troyan, D. V. Semenok, A. G. Ivanova +7
Over the past six years (2015-2021), many superconducting hydrides with critical temperatures up to 250 K, which are currently record highs, have been discovered. Now we ca…
Effect of paramagnetic impurities on superconductivity in polyhydrides: -wave order parameter in Nd-doped LaH
Dmitrii V. Semenok, Ivan A. Troyan, Andrey V. Sadakov +19
Polyhydrides are a novel class of superconducting materials with extremely high critical parameters, which is very promising for applications. On the other hand, complete experimen…
Layered van der Waals topological metals of TaTMTe4 (TM = Ir, Rh, Ru) family
G. Shipunov, B. R. Piening, C. Wuttke +12
Layered van~der~Waals materials of the family TaTMTe (TM=Ir, Rh, Ru) are showing very interesting electronic properties. Here we report the synthesis, crystal growth and struct…
Link between superconductivity and a Lifshitz transition in intercalated BiSe
A. Almoalem, I. Silber, S. Sandik +12
Topological superconductivity is an exotic phase of matter in which the fully gapped superconducting bulk hosts gapless Majorana surface states protected by topology. Intercalation…
Superconductivity at 253 K in lanthanum-yttrium ternary hydrides
Dmitrii V. Semenok, Ivan A. Troyan, Alexander G. Kvashnin +14
Polyhydrides offer intriguing perspectives as high-temperature superconductors. Here we report the high-pressure synthesis of a series of lanthanum-yttrium ternary hydrides: cubic…
Evolution of vortex pinning in the FeSeS system
V. A. Vlasenko, A. V. Sadakov, T. A. Romanova +8
We present a comprehensive study of vortex matter and pinning evolution in the FeSeS system with various doping degree. The influence of sulphur substitution on vortex…
Superconductivity at 161 K in Thorium Hydride : Synthesis and Properties
Dmitrii V. Semenok, Alexander G. Kvashnin, Anna G. Ivanova +7
Here we report targeted high-pressure synthesis of two novel high- hydride superconductors, - and -, with the experimental critical temp…