Results 111 to 120 of about 5,171 (275)

The influence of tunnel effect on the current injection of spin light-emitting diodes with InGaAs/GaAs quantum wells

open access: yesФизика волновых процессов и радиотехнические системы, 2015
By using current-voltage characteristic and electro-photo luminescence measurements, the efficiency of spin electronic injection was investigated in the Co/Al_2 O_3 tunnel barrier/GaAs based structure, where spin current was generated by electric ...
S. Saeid
doaj  

The parameter extraction of the thermally annealed Schottky barrier diode using the modified artificial bee colony

open access: yes, 2013
In this paper, a new method based on the modified artificial bee colony (MABC) algorithm to determine the main characteristic parameters of the Schottky barrier diode such as barrier height, ideality factor and series resistance. For this model, the Ni/n-
Kockanat, Serdar   +2 more
core   +1 more source

Schottky infrared detectors with optically tunable barriers beyond the internal photoemission limit

open access: yesThe Innovation
Internal photoemission is a prominent branch of the photoelectric effect and has emerged as a viable method for detecting photons with energies below the semiconductor bandgap.
Jintao Fu   +6 more
doaj   +1 more source

Analysis of barrier inhomogeneities in AuGe/n-Ge Schottky diode

open access: yes, 2018
The barrier inhomogeneities in AuGe/n-Ge Schottky diode have been analyzed by using current-voltage (I-V) measurements over a wide temperature range of 200 to 400K. The electrical parameters such as ideality factor (n), zero-bias barrier height (Phi(Bo)),
Ulusan, A. Buyukbas, TATAROĞLU, ADEM
core   +1 more source

Surface Charges Guided Quasi‐TEM‐mode Microwave Propagation along Dielectric Nanowire

open access: yesAdvanced Physics Research, EarlyView.
According to Maxwell's equations, a single‐conductor transmission line cannot allow TEM‐mode electromagnetic wave propagation, however, this is based upon the assumption that dielectric material is isolated from the environment. In practice, surface electrostatic charges widely existed in nano‐materials with large surface‐to‐volume ratio.
BoYan Xu   +7 more
wiley   +1 more source

CsSnBr3 and Cs3Bi2Br9: Structural, Optical Characteristics, and Application in a Schottky Barrier Diode

open access: yesAdvanced Photonics Research
The search for alternatives to Pb‐based perovskites, due to concerns about stability and toxicity, has led to the exploration of Pb‐free options.
Olusola Akinbami   +4 more
doaj   +1 more source

Spintronic and plasmonic applications of electrodeposition on semiconductors

open access: yes, 2009
In this thesis, metal electrodeposition on semiconductor substrates is investigated. We show that electrodeposition of metals on n-type Si and Ge is an excellent method to create Schottky barriers and that this method has a number of unique advantages ...
Li, Xiaoli, Li, X.
core  

Reverse biased Pt/nanostructured MoO3/SiC Schottky diode based hydrogen gas sensors

open access: yes, 2009
Pt/nanostructured molybdenum oxide (MoO3) /SiC Schottky diode based gas sensors were fabricated for hydrogen (H2) gas sensing. Due to the enhanced performance, which is ascribed to the application of MoO3 nanostructures, these devices were used in ...
Kalantar-zadeh, Kourosh   +11 more
core   +1 more source

Carbon/Silicon Heterojunction Solar Cells: Status and Perspectives

open access: yesCarbon Energy, EarlyView.
This review examines carbon/silicon heterojunctions and highlights the advantages of carbon materials in terms of cost‐effectiveness, low‐temperature processing, and scalability. It adopts a comprehensive approach to bridge the gap between laboratory‐scale innovations and industrial‐scale applications, incorporating current state‐of‐the‐art findings ...
Randi Azmi   +6 more
wiley   +1 more source

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