Researchers in Guangdong province, China, have been exploring the potential for improved light extraction from nitride semiconductor light-emitting diodes (LEDs) on patterned sapphire substrates with spherical cap bumps [Haiyan Wang et al, ...
Tags: LEDs, Electrical, Electronics
Primoceler, a microfabrication company specializing in laser micro welding and scribing of transparent materials, has developed the first sapphire-to-sapphire welding process. "We were the first to weld glass to glass, glass to silicon ...
Researchers in South Korea and USA have been developing graded-composition superlattice electron-blocking layers (GSL-EBLs) for nitride semiconductor light-emitting diodes (LEDs) [Jun Hyuk Park et al, Appl. Phys. Lett., vol103, p061104 ...
Tags: LED, droop GaN EBL, Electrical, Electronics, nitride semiconductor
Rubicon Technology, Inc., a leading provider of sapphire substrates and products to the LED, RFIC, semiconductor, and optical industries, yesterday reported financial results for its second quarter ended June 30, 2013. The Company ...
Tags: Rubicon Technology
For second-quarter 2013, Rubicon Technology Inc of Bensenville, IL, USA (which makes monocrystalline sapphire substrates and products for the LED, RFIC, semiconductor and optical industries) has reported revenue of $10.6m, down 38% on $17m ...
Tags: LED, Electrical, Electronics
Following declines of 45% in 2011 and 30% in 2013, LED wafer fab equipment spending will rise 17% to nearly $1.2bn in 2014 as the LED industry is working through its over-capacity problems and will renew capital spending and capacity ...
Tags: LED Equipment, LED, Electrical, Electronics
Researchers in China have been developing nanopatterned-sapphire substrates (NPSS), achieved with nano-sphere lithography (NSL), as a basis for the production of superior aluminium gallium nitride (AlGaN) semiconductor material for deep ...
Tags: DUV LEDs, LED, Electrical, Electronics
Affected by LED chip’s consecutive price drop and efforts to control costs, Taiwanese chip manufacturers including Epistar, FOREPI, and others are turning to Chinese sapphire substrates. A move that directly contends Taiwanese ...
As LED lighting becomes an $80bn industry, the market for the epitaxial wafers that LEDs are made from will grow to $4bn in 2020, according to Lux Research. The vast majority of these epiwafers are currently gallium nitride ...
Tags: LEDs, Epiwafers, LED Lighting
According to the latest '2013 Global Sapphire Substrate Market Report' published by the LEDinside research department of market research institute TrendForce, sapphire substrate manufacturers are optimistic about the emerging demand for ...
Tags: substrates LEDs, LED, Electrical, Electronics
The US Naval Research Laboratory (NRL) in Washington DC has developed a method to grow epitaxial nitride semiconductors on graphene [Neeraj Nepal et al, Appl. Phys. Express, vol6, p061003, 2013]. The researchers hope that this could lead to ...
Tags: Graphene, Electrical, Electronics, hot-electron transistors
Rubicon Technology, Inc. (NASDAQ:RBCN), a leading provider of sapphire substrates and products to the LED, semiconductor, and optical markets, today announced that it will showcase its line of sapphire substrates for the LED industry at the ...
Tags: LED, semiconductor
Luminus Devices Inc of Billerica, MA, USA, which makes PhlatLight (photonic lattice) LEDs for solid-state lighting applications, has agreed to merge with Lightera Corp of Sunnyvale, CA, a US affiliate of LED maker Sanan Optoelectronics Co ...
Tags: Luminus LEDs, Electronics
In response to SSL Manufacturing R&D funding opportunity announcement (FOA) DE-FOA-0000792, the US Department of Energy (DOE) has announced the competitive selection of five projects for solid-state lighting (SSL), involving a total of ...
Tags: Lumileds Lighting, Electrical
In conjunction with Rubicon Technology Inc of Bensenville, IL, USA, which makes monocrystalline sapphire substrates and products for the LED, RFIC, semiconductor and optical industries, market research firm IMS Research has published a ...
Tags: White Paper, Electrical