Results 31 to 40 of about 373,780 (293)

Impurity in a Bose-Einstein condensate: Study of the attractive and repulsive branch using quantum Monte Carlo methods [PDF]

open access: yes, 2015
We investigate the properties of an impurity immersed in a dilute Bose gas at zero temperature using quantum Monte-Carlo methods. The interactions between bosons are modeled by a hard sphere potential with scattering length $a$, whereas the interactions ...
L. A. P. Ardila, S. Giorgini
semanticscholar   +1 more source

Entangling Lattice-Trapped Bosons with a Free Impurity: Impact on Stationary and Dynamical Properties

open access: yesEntropy, 2021
We address the interplay of few lattice trapped bosons interacting with an impurity atom in a box potential. For the ground state, a classification is performed based on the fidelity allowing to quantify the susceptibility of the composite system to ...
Maxim Pyzh   +3 more
doaj   +1 more source

Editors' Choice—Growth of Ambient Induced Surface Impurity Species on Layered Positive Electrode Materials and Impact on Electrochemical Performance

open access: yes, 2017
Surface impurity species, most notably Li 2 CO 3 , that develop on layered oxide positive electrode materials with atmospheric aging have been reported to be highly detrimental to the subsequent electrochemical performance.
N. Faenza   +6 more
semanticscholar   +1 more source

Impurity-bound states and Green's function zeros as local signatures of topology [PDF]

open access: yes, 2015
We show that the local in-gap Green's function of a band insulator ${\mathbf{G}}_{0}(\ensuremath{\epsilon},{\mathbf{k}}_{\ensuremath{\parallel}},{\mathbf{r}}_{\ensuremath{\perp}}=0)$, with ${\mathbf{r}}_{\ensuremath{\perp}}$ the position perpendicular to
Robert-Jan Slager   +3 more
semanticscholar   +1 more source

Assessing the immunogenicity risk of salmon calcitonin peptide impurities using in silico and in vitro methods

open access: yesFrontiers in Pharmacology
Advances in synthetic peptide synthesis have enabled rapid and cost-effective peptide drug manufacturing. For this reason, peptide drugs that were first produced using recombinant DNA (rDNA) technology are now being produced using solid- and liquid-phase
Brian J. Roberts   +10 more
doaj   +1 more source

Structures of Impurity Defects in Lithium Niobate and Tantalate Derived from Electron Paramagnetic and Electron Nuclear Double Resonance Data

open access: yesCrystals, 2021
Point intrinsic and extrinsic defects, especially paramagnetic ions of transition metals and rare-earth elements, have essential influence on properties of lithium niobate, LN and tantalate, LT, and often determine their suitability for numerous ...
Valentin G. Grachev   +1 more
doaj   +1 more source

Random Magnetic Impurities and the ? Impurity Problem [PDF]

open access: yesJournal de Physique I, 1996
One considers the effect of disorder on the 2-dimensional density of states of an electron of charge e in a constant magnetic field superposed onto a Poissonnian random distribution of point vortices carrying a flux φ(α= e φ/2π is the dimensionless coupling constant).
Desbois, Jean   +2 more
openaire   +3 more sources

Capacitance Properties and Durability of Various Single-Walled Carbon Nanotube Electrodes for Electric Double Layer Capacitor

open access: yesElectrochemistry, 2020
Recently, the single-walled carbon nanotube (SWCNT) has been the focus as a durable electrode with a high rate performance for the electric double layer capacitor (EDLC).
Izuru SHIMABUKURO   +2 more
doaj   +1 more source

Anthropology of the Profane

open access: yesReligions
Durkheimian anthropology has so insisted on the primacy of the sacred that one scarcely pauses to think on what role the profane may play in the study of religion.
Arpita Roy
doaj   +1 more source

Hole, impurity and exciton states in a spherical quantum dot

open access: yesCondensed Matter Physics, 2010
The 3x3 kp hole Hamiltonian for the wave-function envelopes (effective mass Hamiltonian) was used for calculation of discrete states of the hole and acceptor hydrogenic impurity in a spherical Si/SiO2 nanoheterostructure as a function of the quantum dot ...
V.I. Boichuk   +2 more
doaj   +1 more source

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