Sapphire substrates are used as a substrate for fabricating gallium nitride for use in white and blue LEDs,the market for which has seen recent growth thanks to the energy saving properties and greatly reduced environmental burden they ...
Tags: white LEDs, SMM, materials business
BDP Mark Ridler looks at Zumtobel Arcos Tunable White fitting with the firm marketing manager,Steve Shackleton, and discusses the best applications for the product. Peter Stuart reports Lighting designers have long known how changing the ...
Tags: Steve Shackleton, Lighting design, luminaire
The GaN wafers developed by NGK feature low defect density across the entire 2-inch diameter of the wafer surface and have a colorless transparency. NGK achieved this through proprietary improvements to liquid phase epitaxial technology for ...
Tags: GaN wafers, green LED chips, LED
Sumitomo Metal Mining Co., Ltd. has set up a production line for large sapphire substrates at its fully-owned subsidiary Okuchi Electronics Co., Ltd., and has started mass production. Sapphire substrates are used as a substrate for ...
Tags: LED
Lighting LEDs are a route to energy efficiency that also allow creative effects that were not possible with incandescent bulbs and fluorescent tubes. But the output spectrum, like that of fluorescent tubes, is nothing like the sunlight ...
Tags: LED lighting, LED, Lighting LEDs, energy efficiency, energy
NGK Insulators Ltd of Nagoya, Japan has developed gallium nitride (GaN) wafers that significantly reduce defects and approximately double the luminous efficiency of green light-emitting diodes (LEDs) over previous models. The GaN wafers ...
It is 50 years since laser scientist Dr Nick Holonyak and his team of researchers at General Electric made the breakthrough with a new type of alloy that allowed them to create the first practical, visible-spectrum LED and paved the way for ...
Tags: LED Lighting
Philips Lumileds upgrades the Rebel family with products that improve performance by 15%, while Osram Opto Semiconductor announces a multi-chip LED for outdoor display applications. The Osram Opto Semiconductor Displix LEDs combine red, ...
Tags: LED
Taiwan-based LED chipmaker Epistar has reported third-quarter 2012 revenues of NT$5.004 billion (US$171 million), representing a slight growth of 2% on quarter. Gross margin in the third quarter fell to 20.37% from 23.97% in the second ...
The Philips Lighting Hue SSL retrofit lamp can provide 16-million colors and tunable white light with ZigBee-based control via smartphones and tablets. Philips Lighting has introduced a new solid-state lighting (SSL) retrofit lamp called ...
Tags: LED Lamp
Nanoco Group plc a world leader in the development and manufacture of cadmium-free quantum dots and other nanomaterials, announces that it has signed a follow-on joint development agreement with one of the world's largest lighting ...
Tags: LED lighting
It didn't get much attention, but this week marked the 50th anniversary of the invention of the first visible light-emitting diode, or LED, a technology that is well on its way to transforming the lighting industry. It was on Oct. 9, ...
Tags: LED light
Quantum dot developer and manufacturer Nanoco, based in Manchester, has signed a follow-on joint agreement with one of the world's largest lighting companies, the identity of which is as yet undisclosed. The agreement follows the ...
Tags: LED
Epistar hints at'game-changing'silicon LED switch 12 Oct 2012 Giant Taiwanese LED maker works with GaN-on-silicon specialist Azzurro on technology with potential to cut cost of solid-state lighting. Plessey's GaN-on-silicon LED ...
Tags: LED, Taiwan, technology, manufacture
After having launched several manufacturing lines in China, LED manufactuerer e:lumix is about return to its roots in Augsburg (Germany): The company is preparing a new production facility in this town. Plus, it is expanding its R&D ...
Tags: LED