Results 61 to 70 of about 2,980 (176)

Study of semiconductor heterojunctions of zinc selenide, gallium arsenide, and germanium [PDF]

open access: yes
Fabrication and properties of gallium arsenide and zinc selenide junctions with germanium, and of gallium arsenide-zinc selenide ...
Feucht, D. L., Milnes, A. G.
core   +1 more source

Upgraded LED illuminator for colorimetric research [PDF]

open access: yes, 2017
В статье описана экспериментальная осветительная установка с использованием стандартных светоизлучающих диодов. Управление яркостью светодиодных компонентов осуществляется при помощи автоматизированной системы, представляющей собой комплекс драйверов с ...
Almabeckov, D. B.   +11 more
core  

Extending the operating temperature, wavelength and frequency response of HgCdTe heterodyne detectors [PDF]

open access: yes
Near ideal optical heterodyne performance was obtained at GHz IF frequencies in the 10 micrometer wavelength region with liquid nitrogen cooled HgCdTe photodiodes.
Spears, D. L.
core   +1 more source

Obtaining hypervelocity acceleration using propellant-lined launch tubes Progress report [PDF]

open access: yes
Strain gages, nitrocellulose effects, and mathematical models for hypervelocity launch tubes with propellant ...
Rodenberger, C. A.
core   +1 more source

A Distributed Parameters Model for Solar Cells [PDF]

open access: yes
Distributive circuit element model for solar cells with series and shunt ...
Jain, G. C., Stuber, F. M.
core   +1 more source

The Paduniella (Trichoptera: Psychomyiidae) of China : with a phylogeny of the World species [PDF]

open access: yes, 2011
The phylogenetic relationships of the species of Padunielia are analyzed based on characters of larvae, pupae, and adults (mainly male genitalia).
Li, Youwen J., Morse, John C.
core  

Widely tunable (PbSn)Te lasers using etched cavities for mass production [PDF]

open access: yes
Lead salt diode lasers are being used increasingly as tunable sources of monochromatic infrared radiation in a variety of spectroscopic systems. These devices are particularly useful, both in the laboratory and in the field, because of their high ...
Miller, M. D.
core   +1 more source

Radiation damage in GaAs solar cells [PDF]

open access: yes
Recent results of electron and proton irradiation and annealing of GaAs solar cells are presented along with some implications of these results. A comparison between the energy-levels produced by protons and by electrons which are not stopped in the ...
Conway, E. J., Walker, G. H.
core   +1 more source

The cp genome characterization of Adenium obesum: Gene content, repeat organization and phylogeny. [PDF]

open access: yesSaudi J Biol Sci, 2021
Alanazi KM   +8 more
europepmc   +1 more source

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