Results 41 to 50 of about 205,731 (294)

Ab InitioCalculation of the Hoyle State

open access: yesPhysical Review Letters, 2011
4 pp, 3 eps figs, version accepted for publication in Physical Review ...
Evgeny Epelbaum   +3 more
openaire   +5 more sources

Topological Semimetals Studied by Ab Initio Calculations [PDF]

open access: yesJournal of the Physical Society of Japan, 2018
11 pages, 11 figures, to appear in J. Phys.
Hirayama, Motoaki   +2 more
openaire   +2 more sources

Photoswitchable Conductive Metal–Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
A conductive material where the conductivity can be modulated remotely by irradiation with light is presented. It is based on films of conductive metal–organic framework type Cu3(HHTP)2 with embedded photochromic molecules such as azobenzene, diarylethene, spiropyran, and hexaarylbiimidazole in the pores.
Yidong Liu   +5 more
wiley   +1 more source

Molecular Dynamics of CH4/N2 Mixtures on a Flexible Graphene Layer: Adsorption and Selectivity Case Study

open access: yesFrontiers in Chemistry, 2019
We theoretically investigate graphene layers, proposing them as membranes of subnanometer size suitable for CH4/N2 separation and gas uptake. The observed potential energy surfaces, representing the intermolecular interactions within the CH4/N2 gaseous ...
Jelle Vekeman   +8 more
doaj   +1 more source

Reconciling ionization energies and band gaps of warm dense matter derived with ab initio simulations and average atom models

open access: yesPhysical Review Research, 2021
Average atom (AA) models allow one to efficiently compute electronic and optical properties of materials over a wide range of conditions and are often employed to interpret experimental data.
G. Massacrier   +4 more
doaj   +1 more source

Unraveling the dominant phonon scattering mechanism in thermoelectric compound ZrNiSn

open access: yes, 2016
Determining defect types and concentrations remains a big challenge of semiconductor materials science. By using ab-initio thermal conductivity calculations we reveal that Ni/vacancy antisites, and not the previously claimed Sn/Zr antisites, are the ...
Carrete, Jesús   +2 more
core   +1 more source

Ground-state and single-particle energies of nuclei around ^{16}O, ^{40}Ca, and ^{56}Ni from realistic nucleon-nucleon forces [PDF]

open access: yes, 2009
We perform ab initio calculations for nuclei around ^{16}O, ^{40}Ca, and ^{56}Ni using realistic nucleon-nucleon forces. In particular, ^{56}Ni is computed as the heaviest nucleus in this kind of ab initio calculation.
Fujii, S., Okamoto, R., Suzuki, K.
core   +3 more sources

Understanding and Optimizing Li Substitution in P2‐Type Sodium Layered Oxides for Sodium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This work explores Li‐substituted P2 layered oxides for Na‐ion batteries by crystallographic and electrochemical studies. The effect of lithium on superstructure orderings, on phase transitions during synthesis and electrochemical cycling and on the interplay of O‐ versus TM‐redox is revealed via various advanced techniques, including semi‐simultaneous 
Mingfeng Xu   +5 more
wiley   +1 more source

Ab initio Vibration-Rotation Spectroscopy

open access: yesCHIMIA, 2004
This review surveys recent theoretical work from our group in the area of vibration-rotation spectroscopy. It addresses the computation of anharmonic force fields and spectroscopic constants in the context of rovibrational perturbation theory as
Walter Thiel
doaj   +1 more source

Beta Decay in Medium-Mass Nuclei with the In-Medium Similarity Renormalization Group

open access: yesParticles, 2021
We review the status of ab initio calculations of allowed beta decays (both Fermi and Gamow–Teller), within the framework of the valence-space in-medium similarity renormalization group approach.
Steven Ragnar Stroberg
doaj   +1 more source

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