11 citations · 42 across the 15 of their papers we have counts for
13 papers · 1 filter
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…
Stability Analysis of Superconductivity in -LaScH and its Experimental Reproducibility from La-Sc Alloys
Dmitrii V. Semenok, Ivan A. Troyan, Zhongyan Wu +4
In this work, we analyze the feasibility of room-temperature superconductivity in the lanthanum-scandium hydride -LaScH. We demonstrate that the electro…
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…
Radio-Frequency Gasket for Studies of Superconductivity in Diamond Anvil Cells
Dmitrii V. Semenok, Di Zhou, Viktor V. Struzhkin
This work presents the development and testing of a novel radio-frequency (RF) gasket with a Lenz lens surface geometry for contactless measurements in diamond anvil cells (DACs).…
Interlayer coupling enhanced superconductivity near 100 K in LaNdNiO
Zhengyang Qiu, Junfeng Chen, Dmitrii V. Semenok +12
Systematically controlling the superconducting transition temperature () in the bilayer Ruddlesden-Popper nickelate LaNiO remains a significant challenge. H…
Stability and Superconductivity of Ternary Polyhydrides
Dmitrii V. Semenok, Di Zhou, Wuhao Chen +8
We review five years of experimental and theoretical attempts (2020-2025) to enhance the superconducting critical temperature ($\textit{T$_c$}$) of hydrogen-rich compounds by alloy…
Radio-Frequency Method for Detecting Superconductivity Under High Pressure
Dmitrii V. Semenok, Di Zhou, Jianbo Zhang +5
We introduce a contactless technique for probing superconductivity and magnetic ordering transitions in micron-sized samples under extreme pressure. Utilizing a multistage Lenz len…
Superconducting gap in covalent bismuth dihydride BiH under extreme conditions
Jianning Guo, Dmitrii V. Semenok, Ivan A. Troyan +17
Hydride superconductors at megabar pressures provide a promising platform for exploring room-temperature superconductivity. However, their superconducting gaps remain largely inacc…
Transmission of radio-frequency waves and nuclear magnetic resonance in lanthanum superhydrides
Dmitrii V. Semenok, Florian Bärtl, Di Zhou +6
The discovery of near-room temperature superconductivity in the lanthanum hydride LaH has revolutionized this field of research. However, the need to use diamond anvils for…
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…
Observation of the Josephson effect in superhydrides: DC SQUID based on (La,Ce)H with operating temperature of 179 K
Dmitrii V. Semenok, Ivan A. Troyan, Di Zhou +3
Among known materials, hydride superconductors have the highest critical temperatures and are very promising as a basis for electronic sensors. Superconducting quantum interference…
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…