324 citations · 1.2k across the 15 of their papers we have counts for
15 papers
Yttrium Superhydrides Revisited: Advanced Experimental and Theoretical Studies of YH, YH and YH
Dmitrii V. Semenok, Pedro N. Ferreira, Di Zhou +10
Yttrium polyhydrides are benchmark materials in high-pressure superconductivity, yet several key properties of the Y-H system remain insufficiently characterized. Here we combine c…
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…
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…
Fundamental limits on the electron-phonon coupling and superconducting
Dmitrii V. Semenok, Boris L. Altshuler, Emil A. Yuzbashyan
Fundamental upper bounds on the electron-phonon interaction strength and superconducting transition temperature in metals are established based on the intrinsic instability o…
Progress, problems and prospects of room-temperature superconductivity
Ivan A. Troyan, Dmitrii V. Semenok, Andrey V. Sadakov +2
Discovery of superconductivity at megabar (MB) pressures in hydrogen sulfide H3S, then in metal polyhydrides, starting with binary, LaH10, etc., and ending with ternary ones, inclu…
Raisins in a Hydrogen Pie: Ultrastable Cesium and Rubidium Polyhydrides
Di Zhou, Dmitrii V. Semenok, Michele Galasso +6
We proposed a new method for synthesis of metal polyhydrides via high-pressure thermal decomposition of corresponding amidoboranes in diamond anvil cells. Within this approach, we…
Quasi Two-dimensional Vortex Matter in ThH Superhydride
Andrey V. Sadakov, Vladimir A. Vlasenko, Dmitrii V. Semenok +4
A comprehensive study of the vortex phases and vortex dynamics is presented for a recently discovered high-temperature superconductor ThH with = 153 K at 17…
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 (…
Enhancement of the superconducting critical temperature realized in the La-Ce-H system at moderate pressures
Wuhao Chen, Xiaoli Huang, Dmitrii V. Semenok +4
Covalent and ionic polyhydrides have become the two main camps in searching for the high-temperature superconductors under pressure. They have been considered as important platform…
High-Temperature Superconductivity in Cerium Superhydrides
Wuhao Chen, Dmitrii V. Semenok, Xiaoli Huang +5
The discoveries of high-temperature superconductivity in H3S and LaH10 have excited the search for superconductivity in compressed hydrides. In contrast to rapidly expanding theore…
Novel Strongly Correlated Europium Superhydrides
Dmitrii V. Semenok, Di Zhou, Alexander G. Kvashnin +11
We conducted a joint experimental-theoretical investigation of the high-pressure chemistry of europium polyhydrides at pressures of 86-130 GPa. We discovered several novel magnetic…
Superconducting Praseodymium Superhydrides
Di Zhou, Dmitrii Semenok, Defang Duan +7
Superhydrides have complex hydrogenic sublattices and are important prototypes for studying metallic hydrogen and high-temperature superconductors. Encouraged by the results on LaH…
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…
Actinium hydrides , , as high-temperature conventional superconductors
Dmitrii V. Semenok, Alexander G. Kvashnin, Ivan A. Kruglov +1
Stability of numerous unexpected actinium hydrides was predicted via evolutionary algorithm USPEX. Electron-phonon interaction was investigated for the hydrogen-richest and most sy…