Ultra-high pressure dynamic compression of geological materials

TS Duffy, RF Smith - Frontiers in Earth Science, 2019 - frontiersin.org
Dynamic-compression experiments on geological materials are important for understanding
the composition and physical state of the deep interior of the Earth and other planets. These …

Ramp compression of diamond to five terapascals

RF Smith, JH Eggert, R Jeanloz, TS Duffy, DG Braun… - Nature, 2014 - nature.com
The recent discovery of more than a thousand planets outside our Solar System,, together
with the significant push to achieve inertially confined fusion in the laboratory, has prompted …

Design of the first fusion experiment to achieve target energy gain

AL Kritcher, AB Zylstra, CR Weber, OA Hurricane… - Physical Review E, 2024 - APS
In this work we present the design of the first controlled fusion laboratory experiment to
reach target gain G> 1 N221204 (5 December 2022)[Phys. Rev. Lett. 132, 065102 (2024) …

Cold melting and solid structures of dense lithium

CL Guillaume, E Gregoryanz, O Degtyareva… - Nature Physics, 2011 - nature.com
Recent theoretical and experimental studies have produced several unusual and interesting
results on dense lithium, the first metal in the periodic table. These include the deviation from …

Design of an inertial fusion experiment exceeding the Lawson criterion for ignition

AL Kritcher, AB Zylstra, DA Callahan, OA Hurricane… - Physical Review E, 2022 - APS
We present the design of the first igniting fusion plasma in the laboratory by Lawson's
criterion that produced 1.37 MJ of fusion energy, Hybrid-E experiment N210808 (August 8 …

Multiphase equation of state for carbon addressing high pressures and temperatures

LX Benedict, KP Driver, S Hamel, B Militzer, T Qi… - Physical Review B, 2014 - APS
We present a 5-phase equation of state for elemental carbon which addresses a wide range
of density and temperature conditions: 3 g/cc< ρ< 20 g/cc, 0 K< T<∞. The phases …

[HTML][HTML] Three-dimensional modeling and hydrodynamic scaling of National Ignition Facility implosions

DS Clark, CR Weber, JL Milovich, AE Pak… - Physics of …, 2019 - pubs.aip.org
The goal of an inertially confined, igniting plasma on the National Ignition Facility (NIF)[ML
Spaeth, Fusion Sci. Technol. 69, 25 (2016)] remains elusive. However, there is a growing …

Machine learning interatomic potential for simulations of carbon at extreme conditions

JT Willman, K Nguyen-Cong, AS Williams… - Physical Review B, 2022 - APS
A spectral neighbor analysis (SNAP) machine learning interatomic potential (MLIP) has
been developed for simulations of carbon at extreme pressures (up to 5 TPa) and …

All-Electron Path Integral Monte Carlo Simulations of Warm Dense Matter:<? format?> Application to Water and Carbon Plasmas

KP Driver, B Militzer - Physical Review Letters, 2012 - APS
We develop an all-electron path integral Monte Carlo method with free-particle nodes for
warm dense matter and apply it to water and carbon plasmas. We thereby extend path …

Thermodynamically stable phases of carbon at multiterapascal pressures

M Martinez-Canales, CJ Pickard, RJ Needs - Physical review letters, 2012 - APS
Phases of carbon are studied up to pressures of 1 petapascal (PPa) using first-principles
density-functional-theory methods and a structure searching algorithm. Our extensive search …