Metallization in hydrogen-helium mixtures

W Lorenzen, B Holst, R Redmer - Physical Review B—Condensed Matter and …, 2011 - APS
Hydrogen-helium mixtures have long been predicted to undergo demixing at high pressures
of several megabars which occur in the interiors of giant planets such as Jupiter and Saturn …

Molecular dynamics simulation of strong shock waves propagating in dense deuterium, taking into consideration effects of excited electrons

H Liu, Y Zhang, W Kang, P Zhang, H Duan, XT He - Physical Review E, 2017 - APS
We present a molecular dynamics simulation of shock waves propagating in dense
deuterium with the electron force field method [JT Su and WA Goddard, Phys. Rev. Lett. 99 …

Multishock to quasi-isentropic compression of dense gaseous deuterium-helium mixtures up to 120 GPa: Probing the sound velocities relevant to planetary interiors

GJ Li, ZG Li, QF Chen, YJ Gu, W Zhang, L Liu… - Physical Review Letters, 2021 - APS
Shock reverberation compression experiments on dense gaseous deuterium-helium
mixtures are carried out to provide thermodynamic parameters relevant to the conditions in …

Multishock compression of dense cryogenic hydrogen-helium mixtures up to 60 GPa: Validating the equation of state calculated from first principles

ZG Li, QF Chen, YJ Gu, J Zheng, W Zhang, L Liu, GJ Li… - Physical Review B, 2018 - APS
Multishock compression experiments on hydrogen-helium (H 2-He) mixtures have been
performed via a two-stage light-gas gun for providing equations of state (EOS) covering a …

Extreme compression of planetary gases: High-accuracy pressure-density measurements of hydrogen-helium mixtures above fourfold compression

S Duwal, RC Clay Iii, MD Knudson, J Boerner… - Physical Review B, 2024 - APS
Hydrogen (H 2) and helium (He), the most abundant elements in the universe, pose a
unique challenge in measuring the equation of state of the mixture, owing to their differing …

Compression of gaseous hydrogen into warm dense states up to 95 GPa using multishock compression technique

GJ Li, YJ Gu, YS Lan, QF Chen, ZG Li, L Liu, ZQ Wang… - Physical Review B, 2023 - APS
The thermodynamic properties of warm dense hydrogen, such as the equation of state
(EOS) and sound velocity, affect our understanding of the evolution and interior structures of …

Multishock compression properties of warm dense argon

J Zheng, Q Chen, G Yunjun, Z Li, Z Shen - Scientific Reports, 2015 - nature.com
Warm dense argon was generated by a shock reverberation technique. The diagnostics of
warm dense argon were performed by a multichannel optical pyrometer and a velocity …

Benchmarking the diffusion and viscosity of H-He mixtures in warm dense matter regime by quantum molecular dynamics simulations

ZG Li, W Zhang, ZJ Fu, JY Dai, QF Chen… - Physics of Plasmas, 2017 - pubs.aip.org
Quantum molecular dynamics simulations for self-diffusion, mutual-diffusion, and viscosities
of hydrogen-helium (H-He) mixtures are investigated to benchmark the standard theoretical …

Compression behavior of dense mixtures up to 160 GPa

J Lim, M Kim, S Duwal, S Kawaguchi, Y Ohishi… - Physical Review B, 2020 - APS
We have studied the compression behavior of H 2-He mixtures in comparison with pure H 2
and He using powder synchrotron x-ray diffraction, and we present the pressure-volume …

[HTML][HTML] 激光产生温稠密物质的微观动力学过程及状态诊断

康冬冬, 曾启昱, 张珅, 王小伟… - High Power Laser and …, 2020 - opticsjournal.net
摘要随着大型激光装置的建立和精密测量技术的发展, 强激光与固体相互作用成为实验室产生温
稠密物质的一个重要手段. 温稠密物质的结构复杂性, 瞬态性和非平衡性给理论建模和实验测量 …