Results 41 to 50 of about 63,086 (289)

Carrier lifetime modulation on current capability of SiC PiN diodes in a pulsed system

open access: yesDiscover Nano, 2023
Silicon carbide (SiC) PiN diode has shown substantial promise as the freewheel diode for switch protection in a pulsed system. In this paper, we investigate the carrier lifetime (τ) modulation on pulsed current capability of SiC PiN diodes.
Xingliang Xu   +6 more
doaj   +1 more source

PIN Silicon Diodes as EXAFS Signal Detectors

open access: yesJournal of Synchrotron Radiation, 1996
The properties of PIN silicon diodes as X-ray detectors for EXAFS measurements with synchrotron radiation have been investigated. Electronic stability, linearity and noise current have been analyzed. The effects of diffraction peaks resulting from the crystalline nature of the diodes have been minimized by mounting the diodes on a simple device that ...
Dalba, Giuseppe   +3 more
openaire   +3 more sources

Low multiplication noise thin Al0.6Ga0.4As avalanche photodiodes [PDF]

open access: yes, 2001
Avalanche multiplication and excess noise were measured on a series of Al0.6Ga0.4As p+in+ and n+ip+ diodes, with avalanche region thickness, w ranging from 0.026 μm to 0.85 μm.
David, J.P.R.   +5 more
core   +1 more source

A Codesigned Compact Dual-Band Filtering Antenna with PIN Loaded for WLAN Applications

open access: yesInternational Journal of Antennas and Propagation, 2014
A codesigned compact dual-band filtering antenna incorporating a PIN diode for 2.45/5.2 GHz wireless local area network (WLAN) applications is proposed in this paper.
Shanxiong Chen   +3 more
doaj   +1 more source

Large-signal charge control modeling of photoreceivers for applications up to 40 Gb/s [PDF]

open access: yes, 2009
A charge control model was used to simulate the sensitivity and responsivity in a range of photodetector configurations including heterojunction bipolar phototransistors (HPTs), PIN-HBT, and APDs.
Helme, J.P, Houston, P.A, Tan, C.H
core   +1 more source

Prospects of Electric Field Control in Perpendicular Magnetic Tunnel Junctions and Emerging 2D Spintronics for Ultralow Energy Memory and Logic Devices

open access: yesAdvanced Functional Materials, EarlyView.
Electric control of magnetic tunnel junctions offers a path to drastically reduce the energy requirements of the device. Electric field control of magnetization can be realized in a multitude of ways. These mechanisms can be integrated into existing spintronic devices to further reduce the operational energy.
Will Echtenkamp   +7 more
wiley   +1 more source

Performance analysis of a tunable absorber based on active frequency selective surface

open access: yesZhongguo Jianchuan Yanjiu, 2020
Objectives A periodic absorber can absorb incident electromagnetic waves and effectively reduce the reflectivity of a target. To this end, a novel microwave absorber based on an active frequency selective surface (AFSS) is proposed in this paper.
ZENG Xianliang, ZHANG Linxi, WAN Guobin
doaj   +1 more source

RETRACTED: Research on dispersion compensation using avalanche photodiode and pin photodiode

open access: yesIET Collaborative Intelligent Manufacturing, 2021
With the growing demand for usage among Internet users, inventions related to increase in the capacity and bandwidth of transmission channels are more significant nowadays.
Yanxia Ma   +4 more
doaj   +1 more source

Electronically Controlled Frequency Agile Beam Scanning Reflectarray Antenna with Integrated Control Unit

open access: yesJournal of High-Frequency Communication Technologies, 2023
This paper reports the design, development, fabrication, and testing of a 225-element reconfigurable reflectarray (RRA) antenna with frequency agility and beam steering capabilities.
Kavitha Narayanasamy   +2 more
doaj   +1 more source

Demonstration of an All‐Optical AND Gate Mediated by Photochromic Molecules

open access: yesAdvanced Functional Materials, EarlyView.
A logic AND gate that runs on photons is demonstrated. It relies on two spatially separated photochromic molecules that work in tandem. Abstract The realization of a photonic logic AND gate, i.e. a logic AND gate that runs on photons rather than electrons, and where all steps are controlled by light, is demonstrated. In a proof‐of‐principle experiment,
Heyou Zhang   +7 more
wiley   +1 more source

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