Results 61 to 70 of about 7,048,832 (98)

A novel power stability drive system of semiconductor Laser Diode for high-precision measurement

Measurement + Control, 2019
In view of the strict requirements of the current high-precision measurement system for stable output power of the semiconductor LD (Laser Diode), a semiconductor LD stable power drive and multi-closed-loop control system are proposed after analyzing the
He Huang, Jingxue Ni, Huifeng Wang, Jiajia Zhang, Rong Gao, Limin Guan, Guiping Wang   +6 more
doaj   +1 more source

Enabling High-Power Conditioning and High-Voltage Bus Integration Using Series-Connected DC Transformers in Spacecrafts

Aerospace
This article proposes a photovoltaic power processor for high-voltage and high-power distribution bus, between 300 V and 900 V, to be used in future space platforms like large space stations or lunar bases.
Carlos Orts, Ausiàs Garrigós, David Marroquí, Antxon Arrizabalaga, Andreas Franke   +4 more
doaj   +1 more source

High Power Semiconductor Technology Status and Progresses

机车电传动, 2021
The evolution of modern Si based high power semiconductor devices and recent progress of novel device structures,as well as the status of wide bandgap semiconductor materials and devices were presented in this paper.
Guoyou LIU, Yangang WANG, Xiang LI, Arthur SU, Kongjing LI, Songlin YANG   +5 more
doaj  

Research on Power Semiconductor Converter Technology for Rail Transit Applications

机车电传动, 2020
The core of the development of high-power converter technology lies in power semiconductor technology. The iterative optimization of traditional silicon-based power semiconductor devices and the gradually maturity of new wide-band gap material ...
Yu QI, Zechun DOU, Rongjun DING
doaj  

Online Calibration Method for High-Precision On-State Voltage Measurement of Power Semiconductors

IEEE Access
This paper presents an online high-precision calibration method for on-state voltage measurement of power semiconductors using active temperature control.
Karla Drazenovic, Luka Matic, Viktor Sunde, Zeljko Ban   +3 more
doaj   +1 more source

Demonstration of a simple and efficient design methodology for high‐voltage floating field limiting ring in SiC power devices

Electronics Letters
This letter, proposes and experimentally demonstrates a simple and efficient estimating method for high‐voltage floating field ring (FFR). Four rings in FFR are used to determine the influence of rings’ distance (d) on the voltage drops of the highest ...
Bingke Zhang, Hang Zhou, Bo Yi, Huan Ge, Rui Jin, Tao Zhu   +5 more
doaj   +1 more source

Robust C–V Ratio Technique for Profiling Defects in Proton‐Irradiated 4H‐SiC

Advanced Electronic Materials
Silicon carbide (SiC) power devices possess exceptional electrical and thermal properties, making them strong candidates for deployment in extreme environments such as space.
Kibeom Kim, Sung Yun Woo, Jeong Hyun Moon, Young Jun Yoon, Jae Hwa Seo   +4 more
doaj   +1 more source

Frequency-Domain Thermal Modeling and Characterization of Power Semiconductor Devices

IEEE transactions on power electronics, 2016
Ke Ma, Ning He, Marco Liserre, F. Blaabjerg   +3 more
semanticscholar   +1 more source

Surface State Passivation and Optical Properties Investigation of GaSb via Nitrogen Plasma Treatment

ACS Omega, 2018
Xuan Fang, Zhipeng Wei, Dan Fang, Xueying Chu, Jilong Tang, Dengkui Wang, Xinwei Wang, Jinhua Li, Yongfeng Li, Bin Yao, Xiaohua Wang, Rui Chen   +11 more
doaj   +1 more source

Surface activated bonding of GaAs and SiC wafers at room temperature for improved heat dissipation in high-power semiconductor lasers

, 2015
E. Higurashi, K. Okumura, Kaori Nakasuji, T. Suga   +3 more
semanticscholar   +1 more source