[HTML][HTML] A perspective on conventional high-temperature superconductors at high pressure: Methods and materials
Two hydrogen-rich materials, H 3 S and LaH 10, synthesized at megabar pressures, have
revolutionized the field of condensed matter physics providing the first glimpse to the …
revolutionized the field of condensed matter physics providing the first glimpse to the …
Superconducting binary hydrides: Theoretical predictions and experimental progresses
Hydrogen, the lightest element in the periodic table, has been predicted to metalize under
extreme compression. Metallic hydrogen is believed to be a room-temperature …
extreme compression. Metallic hydrogen is believed to be a room-temperature …
Second group of high-pressure high-temperature lanthanide polyhydride superconductors
Rare-earth polyhydrides formed under pressure are promising conventional
superconductors, with the critical temperature T c in compressed LaH 10 almost reaching …
superconductors, with the critical temperature T c in compressed LaH 10 almost reaching …
High-pressure hydrogen sulfide from first principles: a strongly anharmonic phonon-mediated superconductor
We use first-principles calculations to study structural, vibrational, and superconducting
properties of H 2 S at pressures P≥ 200 GPa. The inclusion of zero-point energy leads to …
properties of H 2 S at pressures P≥ 200 GPa. The inclusion of zero-point energy leads to …
Semimetallic two-dimensional boron allotrope with massless Dirac fermions
It has been widely accepted that planar boron structures, composed of triangular and
hexagonal motifs are the most stable two-dimensional (2D) phases and likely precursors for …
hexagonal motifs are the most stable two-dimensional (2D) phases and likely precursors for …
Anharmonic free energies and phonon dispersions from the stochastic self-consistent harmonic approximation: Application to platinum and palladium hydrides
Harmonic calculations based on density-functional theory are generally the method of
choice for the description of phonon spectra of metals and insulators. The inclusion of …
choice for the description of phonon spectra of metals and insulators. The inclusion of …
First-principles study of the pressure and crystal-structure dependences of the superconducting transition temperature in compressed sulfur hydrides
We calculate the superconducting transition temperatures (T c) in sulfur hydrides H 2 S and
H 3 S from first principles using the density functional theory for superconductors. At …
H 3 S from first principles using the density functional theory for superconductors. At …
First-principles search of hot superconductivity in La-X-H ternary hydrides
Motivated by the recent claim of hot superconductivity with critical temperatures up to 550 K
in La+ x hydrides, we investigate the high-pressure phase diagram of compounds that may …
in La+ x hydrides, we investigate the high-pressure phase diagram of compounds that may …
Predicting crystal structures and properties of matter under extreme conditions via quantum mechanics: the pressure is on
E Zurek, W Grochala - Physical Chemistry Chemical Physics, 2015 - pubs.rsc.org
Experimental studies of compressed matter are now routinely conducted at pressures
exceeding 1 mln atm (100 GPa) and occasionally at pressures greater than 10 mln atm (1 …
exceeding 1 mln atm (100 GPa) and occasionally at pressures greater than 10 mln atm (1 …
The search for superconductivity in high pressure hydrides
The computational and experimental exploration of the phase diagrams of binary hydrides
under high pressure has uncovered phases with novel stoichiometries and structures, some …
under high pressure has uncovered phases with novel stoichiometries and structures, some …