Results 81 to 90 of about 1,564,578 (297)

Bottomonium dissociation in a finite density plasma

open access: yesPhysics Letters B, 2017
We present a holographic description of the thermal behavior of bb¯ heavy vector mesons inside a plasma at finite temperature and density. The meson dissociation in the medium is represented by the decrease in the height of the spectral function peaks ...
Nelson R.F. Braga, Luiz F. Ferreira
doaj   +1 more source

Concept for using laser beams to measure electron density in plasmas [PDF]

open access: yes, 1966
Concept is proposed for using laser beams as a means of measuring electron density at various points in flame or plasma exhausts. Measurement of the electron density is obtained by detecting reflected waves in the plasma that were activated by the ...
Longo, S. E.
core   +1 more source

Monitoring of circulating tumor DNA allows early detection of disease relapse in patients with operable breast cancer

open access: yesMolecular Oncology, EarlyView.
Monitoring circulating tumor DNA (ctDNA) in patients with operable breast cancer can reveal disease relapse earlier than radiology in a subset of patients. The failure to detect ctDNA in some patients with recurrent disease suggests that ctDNA could serve as a supplement to other monitoring approaches.
Kristin Løge Aanestad   +35 more
wiley   +1 more source

Large-amplitude plasma wave generation by laser beating in inhomogeneous magnetized plasmas

open access: yesHeliyon
Large-amplitude plasma wave is known to accelerate electrons to high energies. The electron energy gain mainly depends on plasma wave amplitude. In this paper, we investigate the excitation of large-amplitude plasma waves by laser beat-wave in an ...
Motahareh Arefnia   +2 more
doaj   +1 more source

Ladder climbing and autoresonant acceleration of the spherical plasma density wave

open access: yesNew Journal of Physics, 2019
Ladder climbing (LC) and autoresonance (AR) of the spherical plasma density wave are studied for the first time. The governing equation of the perturbed spherical density wave in the energy level space based on a hydrodynamic model of the electron plasma
Pan-Fei Geng   +3 more
doaj   +1 more source

Cell surface interactome analysis identifies TSPAN4 as a negative regulator of PD‐L1 in melanoma

open access: yesMolecular Oncology, EarlyView.
Using cell surface proximity biotinylation, we identified tetraspanin TSPAN4 within the PD‐L1 interactome of melanoma cells. TSPAN4 negatively regulates PD‐L1 expression and lateral mobility by limiting its interaction with CMTM6 and promoting PD‐L1 degradation.
Guus A. Franken   +7 more
wiley   +1 more source

Measuring Low Plasma Density in the Earth's Equatorial Magnetosphere From Magnetosonic Waves

open access: yesGeophysical Research Letters
The plasma density is one of the most fundamental quantities of any plasma yet measuring it in space is exceptionally difficult when the density is low. Measurements from particle detectors are contaminated by spacecraft photoelectrons and methods using ...
R. B. Horne   +5 more
doaj   +1 more source

Study of opacity broadening in spectral lines for helium like ions in aluminum plasma which produced by laser

open access: yesمجلة بغداد للعلوم, 2011
A theoretical analysis studied was performed to study the opacity broadening of spectral lines emitted from aluminum plasma produced by Nd-YLF laser. The plasma density was in the range 1028-1026 )) m-3 with length of plasma about ?300) m) , the opacity
Baghdad Science Journal
doaj   +1 more source

Density of the solar flare plasma

open access: yesJournal of Geophysical Research, 1962
Energetic particles are imbedded in solar material ejected at low energy and commonly called the solar flare plasma. The density of this plasma is highly uncertain. The density of the plasma is estimated from the interaction of the solar cosmic rays with the plasma.
openaire   +1 more source

PARP inhibition and pharmacological ascorbate demonstrate synergy in castration‐resistant prostate cancer

open access: yesMolecular Oncology, EarlyView.
Pharmacologic ascorbate (vitamin C) increases ROS, disrupts cellular metabolism, and induces DNA damage in CRPC cells. These effects sensitize tumors to PARP inhibition, producing synergistic growth suppression with olaparib in vitro and significantly delayed tumor progression in vivo. Pyruvate rescue confirms ROS‐dependent activity.
Nicolas Gordon   +13 more
wiley   +1 more source

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