ZnO articles & resources on Made-in-China.com

Beryllium Doping of Gallium Nitride Shown to Offer Promise for Higher Efficiency in Power Electronics

Nov 15, 2017

Working with scientists in Texas and Warsaw, researchers at Finland’s Aalto University have made a breakthrough in revising methods largely discarded 15 years ago (‘Amphoteric Be in GaN: Experimental Evidence for Switching ...

Tags: GaN Power electronics

Chemical Lift-off of Full-Wafer Gallium Nitride with Zinc Oxide Interlayer

Aug 10, 2016

Researchers based in UK, France, Australia and the USA have developed a chemical epitaxial lift-off (ELO) technique for full 2-inch-diameter gallium nitride (GaN) grown on sapphire and free-standing substrates [Akhil Rajan et al, J. Phys. ...

Tags: GaN, HVPE, free-standing wafers

Non-Alloyed Contacts For Gallium Arsenide Devices

Mar 9, 2016

Researchers in Korea have been developing improved non-alloyed contacts for gallium arsenide (GaAs) complementary metal-oxide-semiconductor (CMOS) and high-electron-mobility transistors (HEMTs) [Seung-Hwan Kim et al, IEEE Electron Device ...

Tags: GaAs, HEMTs, CMOS

Singulus Has Taken Its Vacuum Coating Systems for Solar Technology

Jun 30, 2015

Singulus Technologies AG of Kahl am Main, Germany says that it has taken its product family of vacuum coating systems for solar technology to the next development level and introduced and installed inline sputtering system for copper indium ...

Tags: Singulus, vacuum coating

The Efficiency of Cadmium-Free Cigs Solar Cells Is Raised to Record 21%

Feb 27, 2015

ZSW (Zentrum für Sonnenenergie- und Wasserstoff-Forschung - or Center for Solar Energy and Hydrogen Research - Baden-Württemberg) of Stuttgart, Germany has boosted the efficiency of cadmium-free copper indium gallium diselenide ...

Tags: ZSW CIGS, Solar Cells

Versatilis' Patent Shows How Fine Semiconductor Particles to Be Processed Into Micro-LEDs

Oct 21, 2014

The US Patent Office has issued US Patent No. 8,859,310 to Versatilis LLC of Winooski, VT, USA (a technology and business development firm that focuses on novel materials and processes for electro-optical devices, as well as extending its ...

Tags: US Patent, Semiconductor

Researchers Propose Replacing a Toxic Treatment Step in CdTe Solar Cell Production

Aug 20, 2014

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 ...

Tags: Cadmium telluride solar cells CdTe

Gallium Nitride Thin-Film Transistors Produced at Less Than 250ºC

Jul 10, 2014

Turkey's Bilkent University has used hollow-cathode plasma-assisted atomic layer deposition (HCPA-ALD) to make gallium nitride (GaN) thin-film transistors (TFTs) at temperatures below 250°C [S. Bolat et al, Appl. Phys. Lett., vol104, ...

Tags: HCPA-ALD GaN Thin-film transistors, Electrical, Electronics, Transistors

Researchers in Taiwan Have Produced Zinc Oxide/Gallium Nitride Nano

May 29, 2014

Researchers in Taiwan have produced zinc oxide/gallium nitride (ZnO/GaN) nano-rod light-emitting diodes [Ya-Ju Lee et al, APL Mater. vol2, p056101, 2014]. The researchers avoided complicated polymer processing by using a shadowing effect to ...

Tags: LED Fabrication, Zinc Oxide

China's LED Chip Technology Development Trends

May 12, 2014

LED chips are a core component in the LED industry. There are currently many domestic and international LED chip manufacturers in China, but there currently are no categorization standards, according to a report by Chinese-language ...

Tags: LED Industry, LED Chips

Nanotechnology Is a Thriving Science

Feb 8, 2014

Nanotechnology is a thriving science. Parts for computers for example are becoming smaller and more precise by the minute. One of the most efficient computers would be the so-called quantum computer. Up to now, its existence has been merely ...

Tags: LED, LCD-display, STM, ZnO

AVACO Developed a New Concept of Buffer Layer Deposition for Photovoltaic

Oct 22, 2013

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

Tsing Hua University Has Developed a Method to Improve The Performance

Oct 9, 2013

Taiwan’s National Tsing Hua University has developed a method to improve the performance of zinc oxide (ZnO) transparent conductive oxide (TCO) as an electrode for short-wavelength nitride semiconductor light-emitting diodes (LEDs) ...

Tags: zinc oxide, LEDs

The Sensor Device Could Provide an Artificial Sense of Touch

Aug 13, 2013

Researchers at the Georgia Institute of Technology want to put your signature up in lights – tiny lights, that is. Using thousands of nanometer-scale wires, the researchers have developed a sensor device that converts mechanical ...

Tags: Piezo-Phototronic Effect

NCSU Claims to Have Solved a Long-Standing Materials Science Problem

May 2, 2013

Together with researchers at the US Army Aviation & Missile Research, Development & Engineering Center (AMRDEC) and Duke University, a team led by North Carolina State University (NCSU) claims to have solved a long-standing materials ...

Tags: NCSU, ZnO-Based UV Lasers, Electronics

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