Results 31 to 40 of about 1,464,772 (336)

EVALUACIÓN DE LA DIMENSIÓN DE LA ZONA SENSIBLE DE UN DETECTOR SEMICONDUCTOR COAXIAL DE GeHP

Revista de Investigación de Física, 2004
En este trabajo se presenta el comportamiento de la sensibilidad de un detector coaxial de GeHP respecto de la llegada del haz de radiación colimado en la dirección frontal como lateral.
Javier Gómez B., Mariano Vela M., Melchor Llosa D.   +2 more
doaj   +1 more source

Self-Powered Room-Temperature Ethanol Sensor Based on Brush-Shaped Triboelectric Nanogenerator

Research, 2021
Highly sensitive ethanol sensors have been widely utilized in environmental protection, industrial monitoring, and drink-driving tests. In this work, a fully self-powered ethanol detector operating at room temperature has been developed based on a ...
Jingwen Tian, Fan Wang, Yafei Ding, Rui Lei, Yuxiang Shi, Xinglin Tao, Shuyao Li, Ya Yang, Xiangyu Chen   +8 more
doaj   +1 more source

All-Electronic Emitter-Detector Pairs for 250 GHz in Silicon

Sensors, 2021
The spread of practical terahertz (THz) systems dedicated to the telecommunication, pharmacy, civil security, or medical markets requires the use of mainstream semiconductor technologies, such as complementary metal-oxide-semiconductor (CMOS) lines.
Kęstutis Ikamas, Dmytro B. But, Albert Cesiul, Cezary Kołaciński, Tautvydas Lisauskas, Wojciech Knap, Alvydas Lisauskas   +6 more
doaj   +1 more source

Charge and spin state readout of a double quantum dot coupled to a resonator

, 2010
State readout is a key requirement for a quantum computer. For semiconductor-based qubit devices it is usually accomplished using a separate mesoscopic electrometer.
Anderson, D., Atkinson, P., Jones, G. A. C., Petersson, K. D., Ritchie, D. A., Smith, C. G.   +5 more
core   +1 more source

Detector semiconductor para neutrones térmicos

Tecnología en Marcha, 2016
Se describe la tecnología de fabricación de detectores de neutrones térmicos con base en detectores de Silicio de barrera superficial con convertidor de 6LiF, así como se realiza el análisis de sus parámetros fundamentales.
Angelina Díaz-García, Ana Ester Cabal-Rodríguez, O. Martínez-Muñoz   +2 more
doaj   +2 more sources

MEASUREMENT OF THE ABSOLUTE EFFICIENCY OF A SEMICONDUCTOR DETECTOR USING AN ISOTROPIC SPHERICAL SOURCE [PDF]

Journal of Engineering Science and Technology, 2018
The calibration of hyper pure germanium semiconductor detectors is required to calculate the activity of radioactive sources. To find out the activity, the detector full-energy peak efficiency is required.
GHARAM ABDULLAH ALHARSHAN
doaj  

A mathemetical model of the charge accumulation and the spectrum formation in detectors on the basis of CdTe (CdZnTe) at the gamma-quanta irradiation [PDF]

Физико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2017
The features of spectrum formation in CdTe (CdZnTe) detectors under gamma quanta radiation are presented. The main characteristics of a semiconductor detector, i.e. the energy resolution and the registration efficiency, are determined. The results can be
A.A. Smirnov, I.A. Kaplunov, A.A. Ol’nev, A.N. Nikiforova   +3 more
doaj   +1 more source

Mechanism of defects and electrode structure on the performance of AlN-based metal semiconductor metal detectors

Materials Research Express, 2021
We used the metal-organic chemical vapor deposition(MOCVD) method to grow AlN material on a c-plane sapphire substrate and fabricate an AlN-based metal-semiconductor-metal (MSM) detector.
Guanghui Li, Pengbo Wang, Xinran He, Yulong Meng, Feng Liang, Mei Zhou, Degang Zhao   +6 more
doaj   +1 more source

Optical Autocorrelation Measurement for Ultrafast Pulses at NIR Wavelengths Using GaP, GaAsP, and Si Photoconductive Detectors

Applied Sciences, 2023
In this article, we report on an optical real-time autocorrelator readout with a 5 Hz refresh rate, equipped with a transimpedance amplified photodetector based on the two-photon absorption (TPA) of semiconductor photodiodes (PDs) for ultrashort (1 < ps)
Hyung-Sik Kim, Yong-Sik Lim
doaj   +1 more source

Effects of Bulk and Surface Conductivity on the Performance of CdZnTe Pixel Detectors [PDF]

, 2001
We studied the effects of bulk and surface conductivity on the performance of high-resistivity CdZnTe (CZT) pixel detectors with Pt contacts. We emphasize the difference in mechanisms of the bulk and surface conductivity as indicated by their different ...
Bolotnikov, Aleksey E., Chen, C. M. Hubert, Cook, Walter R., Harrison, Fiona A., Kuvvetli, Irfan, Schindler, Stephen M.   +5 more
core   +2 more sources