Results 11 to 20 of about 5,147 (217)

Unveiling the bosonic nature of an ultrashort few-electron pulse

open access: yesNature Communications, 2018
Electronic excitations in low-dimensional quantum nanoelectronic devices are collective waves that are strongly affected by the Coulomb interaction. Here, the authors demonstrate that they are able to prepare these collective excitations down to the ...
Gregoire Roussely   +12 more
doaj   +1 more source

Collective Excitations of 14N and 10B Nuclei [PDF]

open access: yesKirkuk Journal of Science, 2016
The nuclear structure of 14N and 10B nuclei are studied in framework two collective excitation approximations. The first approximation is hole-hole Tamm-Dancoff Approximation (hh TDA) and the second is hole-hole Random Phase Approximation (hh RPA).
Abdullah H. Ibrahim, Ali H. Taqi
doaj   +1 more source

Microscopic dynamics in liquid binary alloys: orbital-free ab-initio molecular dynamics studies

open access: yesCondensed Matter Physics, 2008
We report an ab-initio molecular dynamics study on the collective excitations in several s-p bonded liquid binary alloys. Results are reported for the Li-Na, Li-Mg, K-Cs and Li-Ba liquid alloys at different concentrations, which display mass ratios ...
D.J.González, L.E.González
doaj   +1 more source

PROPAGATING COLLECTIVE EXCITATIONS IN MOLTEN SALTS

open access: yesCondensed Matter Physics, 2003
Longitudinal as well as transverse dynamics of a molten salt beyond the hydrodynamic region is studied within the generalized collective modes (GCM) approach.
T.Bryk, I.Mryglod
doaj   +1 more source

COLLECTIVE EXCITATIONS IN ALPHA-HELICAL PROTEIN MOLECULE

open access: yesРоссийский технологический журнал, 2018
Continuous energy supply, a necessary condition for life, excites a state far from thermodynamic equilibrium, in particular coherent electric polar vibrations depending on water ordering in the cell.
V. N. Kadantsev, A. N. Goltsov
doaj   +1 more source

Coherent propagation of spin-orbit excitons in a correlated metal

open access: yesnpj Quantum Materials, 2023
Collective excitations such as plasmons and paramagnons are fingerprints of atomic-scale Coulomb and exchange interactions between conduction electrons in metals.
Valentin Zimmermann   +11 more
doaj   +1 more source

Dispersion and Damping of Phononic Excitations in Fermi Superfluid Gases in 2D

open access: yesCondensed Matter, 2020
We calculate the sound velocity and the damping rate of the collective excitations of a 2D fermionic superfluid in a non-perturbative manner. Specifically, we focus on the Anderson−Bogoliubov excitations in the BEC-BCS crossover regime, as these ...
Lars-Paul Lumbeeck   +2 more
doaj   +1 more source

Therapeutic Apheresis in Nigeria: A Multi‐Center Summary of Abstracts From the Inaugural Nigerian Society for Apheresis Scientific Meeting

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Therapeutic apheresis (TA) is an established treatment modality for hematologic, neurologic, and immunologic disorders, yet access remains severely limited in sub‐Saharan Africa. Donor apheresis, including platelet apheresis collection from healthy donors, represents an important complementary modality supporting blood product ...
Nosa Bazuaye   +33 more
wiley   +1 more source

Experience With Performing Rheocarna Therapy via the Single‐Needle Method for Treatment of Chronic Limb‐Threatening Ischemia

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction This study investigated the safety and efficacy of single‐needle Rheocarna therapy for chronic limb‐threatening ischemia (CLTI) with wounds. Methods Six patients with CLTI involving ulcers unresponsive to revascularization underwent single‐needle Rheocarna treatment.
Yasutaka Yamauchi   +9 more
wiley   +1 more source

Interferences between Bogoliubov excitations in superfluids of light

open access: yesPhysical Review Research, 2020
Paraxial fluids of light represent an alternative platform to atomic Bose-Einstein condensates and superfluid liquids for the study of the quantum behavior of collective excitations.
Quentin Fontaine   +9 more
doaj   +1 more source

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