At the International Conference on Silicon Carbide and Related Materials (ICSCRM 2017) in Washington DC (17-22 September), Tokyo-based Mitsubishi Electric Corp unveiled a silicon carbide (SiC) metal-oxide-semiconductor field-effect ...
Tags: Power Device, Mitsubishi, SiC Mosfet
Researchers in China have developed indium gallium nitride (InGaN) photovoltaic devices that increase in efficiency with temperature up to 423K [Zhaoying Chen et al, Appl. Phys. Lett., vol109, p062104, 2016]. "The positive efficiency ...
Tags: InGaN solar cells InGaN, MOCVD, positive temperature coefficient
Yale University and University of Illinois Urbana in the USA have improved the efficiency of gallium arsenide phosphide (GaAsP) solar cells on silicon (Si) by reducing threading dislocation densities (TDDs) [Kevin Nay Yaung et al, Appl. ...
Tags: GaAsP solar cells, GaAsP, MBE, MOCVD
Researchers in the USA have been working on gallium nitride phosphide (GaNP) as an absorbing material for solar power [S. Sukrittanon et al, Appl. Phys. Lett., vol107, p153901, 2015]. The aim of the team from University of California San ...
KTH-Royal Institute of Technology in Sweden has used corrugated epitaxial lateral overgrowth (CELOG) to create heterojunctions consisting of n-type indium phosphide (n-InP) and p-type silicon (p-Si) [Y. T. Sun et al, Appl. Phys. Lett., ...
Tags: corrugated epitaxial, silicon
University of Liverpool researchers propose replacing a toxic treatment step in cadmium telluride (CdTe) solar cell production with one that is benign, but apparently just as effective [J. D. Major et al, Nature, published online 25 June ...
Researchers in France have reported on solar cell devices based on indium gallium nitride (InGaN) multiple quantum wells (MQWs) [Sirona Valdueza-Felip et al, Appl. Phys. Express, vol7, p032301, 2014]. Conversion efficiencies of up to 2% ...
Tags: Solar Cells, InGaN
Researchers in Japan have created indium phosphide (InP) nanowire (NW) solar cell structures with internal quantum efficiencies (IQEs) that beat the performance of bulk InP-based devices in the short-wavelength range of 300-570nm [Masatoshi ...
Tags: INP Nanowire solar cells, InP SA-MOVPE p-type, InP substrates
Researchers at University of California Santa Barbara (UCSB) have used low-temperature metal-organic chemical vapor deposition (MOCVD) of p-type gallium nitride (GaN) to achieve intentional surface roughening of a solar cell device, thereby ...
Tags: Ingan Solar Cell, MOCVD
Ray Howarth,long term engineer at the Runcorn plant explains the ongoing success and improved levels of safety with the introduction of the company's Arc Flash Mitigation Programme InterGen is a global power generation company with plants ...
Tags: Ray Howarth, InterGen, power generation
Choosing and installing the right kind of overcurrent protection is becoming more important as projects increase in size and power, says Tony Garlinge-Warren, applications engineer at Eaton's Bussmann business. News that cumulative PV ...
Tags: PV Protection, Electrical, Electronics
Researchers in Taiwan have used cadmium selenide (CdSe) quantum dots (QDs) to increase the power conversion efficiency of three-junction solar cells by around 10% [Ya-Ju Lee et al, Optics Express, Vol. 21, pA953, 2013]. The team was ...
Tags: CdSe CdSe quantum, Three-junction solar cells p-Ge substrates MOCVD
University of California Santa Barbara (UCSB) and Fuji Electric Corp of America have been developing indium gallium nitride (InGaN) solar cell structures in efforts to extend the conversion efficiency of multi-junction photovoltaic (PV) ...
Tags: Nitride Barriers, Electrical
Thin-film processing equipment maker AVACO Co Ltd of Daegu, South Korea, which specializes in sputtering (PVD) vacuum deposition equipment (in-line, cluster, and roll to roll), atomic layer deposition (ALD) equipment, back-end-of-line ...
Tags: PV CIGSSe, Electrical, Electronics
Advanced test instrumentation has helped a UK-based solar PV specialist to significantly improve the electricity supply on two off-grid Hebridean Islands. Renewables specialist Wind & Sun Ltd. has recently completed two new innovative ...
Tags: Metallurgy, Mineral, Energy