Atomic packing and fractal behavior of Al-Co metallic glasses
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2017.11.109
Abstract: Abstract The rapidly solidified Al-Co alloy is studied in a favored composition range of 25–75 at.% of aluminum (Al) by performing a set of classical molecular dynamics simulations (MD) based on the Embedded Atom Method (EAM).… read more here.
Keywords: behavior metallic; structure factor; packing fractal; structure ... See more keywords
Dynamic structure factor of strongly coupled Yukawa plasmas with dissipation
Sign Up to like & getrecommendations! Published in 2019 at "Physics of Plasmas"
DOI: 10.1063/1.5099579
Abstract: The dynamic structure factor (DSF) of the three-dimensional Yukawa one-component plasma is studied with molecular and Langevin dynamics simulations at moderate and strong coupling. The focus of the investigation is on the dependence of the… read more here.
Keywords: frequency; structure factor; dynamic structure; friction ... See more keywords
Spectral density of the Wigner path integral operator correlation function representation. Monte Carlo simulation of the fermion dynamic structure factor
Sign Up to like & getrecommendations! Published in 2024 at "Molecular Physics"
DOI: 10.1080/00268976.2024.2440477
Abstract: An important mathematical function that describes the interparticle correlations and their time evolution is the dynamic structure factor (DSF). According to Van Hove the dynamic structure factor (DSF) is the space and time Fourier transform… read more here.
Keywords: function; path integral; dynamic structure; structure factor ... See more keywords
Infinite-temperature spin dynamics in the asymmetric Hatsugai-Kohmoto model
Sign Up to like & getrecommendations! Published in 2025 at "Physical Review B"
DOI: 10.1103/7bc3-3jz9
Abstract: We focus on the infinite temperature dynamical spin structure factor of the asymmetric Hatsugai-Kohmoto model, the relative of the asymmetric Hubbard model. It is characterized by distinct single particle energies for the two spin species,… read more here.
Keywords: hatsugai kohmoto; structure factor; model; infinite temperature ... See more keywords
Low-momentum dynamic structure factor of a strongly interacting Fermi gas at finite temperature: A two-fluid hydrodynamic description
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review A"
DOI: 10.1103/physreva.97.023615
Abstract: We provide a description of the dynamic structure factor of a homogeneous unitary Fermi gas at low momentum and low frequency, based on the dissipative two-fluid hydrodynamic theory. The viscous relaxation time is estimated and… read more here.
Keywords: structure factor; dynamic structure; fermi gas; momentum ... See more keywords
Low-momentum dynamic structure factor of a strongly interacting Fermi gas at finite temperature: The Goldstone phonon and its Landau damping
Sign Up to like & getrecommendations! Published in 2018 at "Physical Review A"
DOI: 10.1103/physreva.98.011602
Abstract: We develop a microscopic theory of the dynamic structure factor to describe the Bogoliubov-Anderson-Goldstone phonon mode and its damping rate in a strongly interacting Fermi gas at finite temperature. It is based on a density… read more here.
Keywords: structure factor; dynamic structure; fermi gas;
Signatures for spinons in the quantum spin liquid candidate Ca10Cr7O28
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review B"
DOI: 10.1103/physrevb.100.174428
Abstract: We present new experimental low-temperature heat capacity and detailed dynamical spin-structure factor data for the quantum spin liquid candidate material Ca$_{10}$Cr$_7$O$_{28}$. The measured heat capacity shows an almost perfect linear temperature dependence in the range… read more here.
Keywords: liquid candidate; spin liquid; heat capacity; structure factor ... See more keywords
Estimation of the condensate fraction from the static structure factor
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review B"
DOI: 10.1103/physrevb.103.094511
Abstract: We present an analytical method to estimate the condensate fraction ${n}_{0}/n$ in strongly correlated systems for which the zero-temperature static structure factor $S(\mathbf{p})$ is known. The advantage of the proposed method is that it allows… read more here.
Keywords: condensate; condensate fraction; static structure; structure factor ... See more keywords
Critical spin dynamics of Heisenberg ferromagnets revisited
Sign Up to like & getrecommendations! Published in 2022 at "Physical Review B"
DOI: 10.1103/physrevb.105.024403
Abstract: We calculate the dynamic structure factor S(k, ω) in the paramagnetic regime of quantum Heisenberg ferromagnets for temperatures T close to the critical temperature Tc using our recently developed functional renormalization group approach to quantum… read more here.
Keywords: critical spin; spin; spin dynamics; heisenberg ferromagnets ... See more keywords
Dynamic structure factor in impurity-doped spin chains
Sign Up to like & getrecommendations! Published in 2018 at "Physical Review B"
DOI: 10.1103/physrevb.98.020402
Abstract: The effects of impurities in spin-1/2 Heisenberg chains are recently experiencing a renewed interest due to experimental realizations in solid state systems and ultra-cold gases. The impurities effectively cut the chains into finite segments with… read more here.
Keywords: structure factor; dynamic structure; factor impurity; impurity doped ... See more keywords
Solution to the two-body Smoluchowski equation with shear flow for charge-stabilized colloids at low to moderate Péclet numbers.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review. E"
DOI: 10.1103/physreve.105.054606
Abstract: We developed an analytical theoretical method to determine the microscopical structure of weakly to moderately sheared colloidal suspensions in dilute conditions. The microstructure is described by the static structure factor, obtained by solving the stationary… read more here.
Keywords: structure factor; structure; equation; two body ... See more keywords