Results 21 to 30 of about 6,149,007 (323)

The ECOMA 2007 campaign: rocket observations and numerical modelling of aerosol particle charging and plasma depletion in a PMSE/NLC layer [PDF]

open access: yesAnnales Geophysicae, 2009
The ECOMA series of rocket payloads use a set of aerosol particle, plasma, and optical instruments to study the properties of aerosol particles and their interaction with the ambient plasma environment in the polar mesopause region.
A. Brattli   +7 more
doaj   +1 more source

Intentionally Carbon-Doped AlGaN/GaN HEMTs:Necessity for Vertical Leakage Paths [PDF]

open access: yes, 2014
Dynamic ON-resistance (RON) in heavily carbon doped AlGaN/GaN high electron mobility transistors is shown to be associated with the semi-insulating carbon-doped buffer region.
Caesar, Markus   +6 more
core   +3 more sources

Monomer concentration profile in the depletion region

open access: yesJournal de Physique, 1988
We study by Monte Carlo simulation the monomer concentration profile of the dilute solution of linear chain polymers in the depletion region near an impenetrable but otherwise non-interacting wall. Only the case of a good solvent is treated here but we allow both for flexible and semi-flexible chains.
Nakanishi, Hisao, Sang Bub Lee,
openaire   +2 more sources

Impact of Silicon Substrate with Low Resistivity on Vertical Leakage Current in AlGaN/GaN HEMTs

open access: yesApplied Sciences, 2019
The role of low-resistivity substrate on vertical leakage current (VLC) of AlGaN/GaN-on-Si epitaxial layers has been investigated. AlGaN/GaN high-electron-mobility transistors (HEMTs) grown on both p-type and n-type Si substrates with low resistivity are
Chunyan Song   +12 more
doaj   +1 more source

The chemical structure of the very young starless core L1521E [PDF]

open access: yes, 2019
L1521E is a dense starless core in Taurus that was found to have relatively low molecular depletion by earlier studies, thus suggesting a recent formation.
Bizzocchi, L.   +7 more
core   +2 more sources

Imaging and EISCAT radar measurements of an auroral prebreakup event [PDF]

open access: yesAnnales Geophysicae, 1996
The results of coordinated EISCAT and TV-camera observations of a prebreakup event on 15 November 1993 have been considered. The variations of the luminosity of two parallel auroral arcs, plasma depletion on the poleward edge of one of these arcs as ...
V. Safargaleev   +4 more
doaj   +1 more source

The long non-coding RNA Kcnq1ot1 controls maternal p57 expression in muscle cells by promoting H3K27me3 accumulation to an intragenic MyoD-binding region [PDF]

open access: yes, 2019
BACKGROUND: The cell-cycle inhibitor p57kip2 plays a critical role in mammalian development by coordinating cell proliferation and differentiation in many cell types.
Andresini, Oriella   +5 more
core   +4 more sources

Massive crop expansion threatens agriculture and water sustainability in northwestern China

open access: yesEnvironmental Research Letters, 2022
Northwestern China (NWC) is among the major global hotspots undergoing massive terrestrial water storage (TWS) depletion. Yet driver(s) underlying such region-wide depletion remain controversial, i.e.
Jiameng Lai   +9 more
doaj   +1 more source

Numerical Study of Plasma Depletion Region in a Satellite Wake

open access: yesIEEE Transactions on Plasma Science, 2019
We demonstrated the existence of a distorted plasma depletion region in a satellite wake through 3-D electrostatic particle-in-cell (PIC) plasma simulations.
H. Usui   +3 more
semanticscholar   +1 more source

Enhancing Ultraviolet Responsivity of GaN p-i-n Photodetectors Through Full Depletion Thin-Layer Doping-Induced Carrier Transport Modulation

open access: yesIEEE Journal of the Electron Devices Society
High-performance GaN-based ultraviolet (UV) photodetectors (PDs) are essential for applications in harsh-environment sensing, space-based UV monitoring, and high-speed optical communications.
Shishun Yang   +4 more
doaj   +1 more source

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