Results 1 to 10 of about 11,324,725 (299)

3,5,3'-Triiodo-L-Thyronine Regulates Actin Cytoskeleton Dynamic in The Differentiated PC-12 Cells during Hypoxia through An αvβ3 Integrin [PDF]

open access: yesCell Journal, 2023
Objective: Thyroid hormones are involved in the pathogenesis of various neurological disorders. Ischemia/hypoxiathat induces rigidity of the actin filaments, which initiates neurodegeneration and reduces synaptic plasticity.
Tamar Barbakadze   +4 more
doaj   +1 more source

Smart-cut-like laser slicing of GaN substrate using its own nitrogen

open access: yesScientific Reports, 2021
We have investigated the possibility of applying lasers to slice GaN substrates. Using a sub-nanosecond laser with a wavelength of 532 nm, we succeeded in slicing GaN substrates.
Atsushi Tanaka   +10 more
doaj   +1 more source

Nuclear Transformation by K-Electron Capture [PDF]

open access: yesNature, 1938
THE theoretical expectation that a nucleus which emits positive electrons may, as an alternative mode of transformation, change by capturing a K-electron, was recently demonstrated experimentally by Alvarez1, who was able to detect by means of a counter arrangement the fluorescent X-radiation which follows K-capture.
E. J. WILLIAMS, E. PICKUP
openaire   +1 more source

Laser slice thinning of GaN-on-GaN high electron mobility transistors

open access: yesScientific Reports, 2022
As a newly developed technique to slice GaN substrates, which are currently very expensive, with less loss, we previously reported a laser slicing technique in this journal.
Atsushi Tanaka   +11 more
doaj   +1 more source

Averaged overall atomic electrons probability of positrons annihilation at β+-decay

open access: yesЯдерна фізика та енергетика, 2020
An approximate method for calculating the probability of single-photon annihilation of a positron with an atomic electron at the β+-decay averaged over all electrons of the daughter atom is proposed.
S. N. Fedotkin
doaj   +1 more source

Endocrine and scavenging cell functions of a juvenile fish heart atrium: Fine structure aspects and translating conjectures

open access: yesTranslational Research in Anatomy, 2023
Background: The atrium of the juvenile teleost, smallmouth bass, Micropterus dolomieu Lacépède showed a pigmented endocardium. Our goal was to use fine structure to survey this fish heart tissues and verify the content responsible for this shrouding and ...
Jacques Gilloteaux   +2 more
doaj   +1 more source

ELECTRON PARAMETERS OF THE STRUCTURAL ISOMERS OF k,k DIFLUOROOCTANE

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2020
The investigation of the electronic structure of the 6,6 difluorine undecane (6,6 — F2C11H22 ) and structural isomers of k,k - difluorine octane molecules ( k,k — F2C8H16 , 1 ≤ k ≤ 8 where k is a position of the fluorine atoms in alkyl chain) has been ...
A.V. Kotomkin   +3 more
doaj   +1 more source

Higher-Order Recombination Processes in Argon Ions Observed via X-ray Emission in an EBIT

open access: yesAtoms, 2022
In electron–ion collisions, recombination processes play a very important role. Recently, multielectron recombination processes have been highly investigated, as they carry information about electron–electron interaction.
Weronika Biela-Nowaczyk   +3 more
doaj   +1 more source

Stark broadening parameter tables for Be III [PDF]

open access: yesSerbian Astronomical Journal, 2002
Using a semiclassical approach, we have calculated electron-, proton-, and He II-impact line widths and shifts for 52 Be III multiplets as a function of temperature and perturber density. The electron temperatures are 10,000 K 20,000 K; 50,000 K; 100,000
Dimitrijević Milan S.   +3 more
doaj   +1 more source

Effect of heat treatment on structural changes in metastable AlSi10mg alloy [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2014
This paper presents a study on structural changes occurring in a rapidly quenched metastable AlSi10Mg alloy during heating cycles within the temperature range from room temperature to 800 K.
Jordović B.   +4 more
doaj   +1 more source

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