NTT Basic Research Laboratories in Japan has used hexagonal boron nitride (h-BN) layers to release nitride semiconductor light-emitting diodes (LEDs) from sapphire and transfer them to commercially available adhesive tape [Toshiki Makimoto ...
Tags: LED
Researchers in Taiwan and USA have developed lateral insulated-gate bipolar junction transistors (IGBTs) using 4H silicon carbide (SiC) technology [Kuan-Wei Chu et al, IEEE Electron Device Letters, published online 9 January 2013]. ...
Tags: insulated gate bipolar transistors, silicon carbide, Electron Device
Now, University of Georgia scientists have fabricated what is thought to be the world's first LED that emits warm white light using a single light emitting material, or phosphor, with a single emitting center for illumination. The material ...
Tags: warm white light, LED, lighting
BASF is to showcase chemistry's contribution to sustainable construction at the BAU 2013 trade fair in Munich from January 14 - 19, 2013. Based at Hall A4/stand 303, the company presents numerous solutions, including products to raise the ...
Australian scientists have produced a new two-dimensional material they believe could revolutionise the electronics market with thinner, faster and lighter gadgets. Silicon chips have reached their limit in terms of speed and ability to ...
Tags: Australian scientists, two dimensional material, electronics market
Talga Resources has welcomed the Swedish Parliament’s decision to carry out a study on extending a rail line from Svappavaara to the Kaunisvaara iron ore project in northern Sweden. Besides building on the excellent infrastructure ...
Tags: Talga Resources, Swedish Parliament, decision, rail line
Acura and Studio Dror have collaborated to design a limited-edition desk inspired by the luxury automaker's role in "Thor," the new Marvel film starring Chris Hemsworth, Natalie Portman and Anthony Hopkins. S.H.I.E.L.D., the ...
Tags: Acura, desk, Thor, S.H.I.E.L.D., film
Interior Designer Susan Knof of London-based architects and designers SHH has created a new home for private clients in Hyde Park,London,which combines understated elegance with practical and flexible spaces for real family usage,set within ...
The following have all combined to limit control of foreign minerals by US companies: In 2011, Resource nationalism became the number one risk for mining companies Nationalization Expropriation Increased taxation Constraints on the degree ...
Tags: Cobalt, Rare Earth, USA, Metallurgy
MONTREAL, QUEBEC–(Marketwire – April 10, 2012) - Geomega Resources Inc. ("GéoMégA" or the "Corporation") (TSX VENTURE:GMA) is pleased to announce that it has closed the second and final tranche (the "Second ...
Tags: Canada, Quebec, Rare Earth, Rare Earths
The United States should take a cue from Canada when it comes to speeding up the environmental approval of mining and energy projects. As US projects wither on the vine due to an excessive and Byzantine environmental approval process (as an ...
Tags: Asia, Canada, China, Rare Earth, USA
Imagine for a moment that you have a credit card with a limit of a few trillion dollars but with one caveat: you need to use those funds exclusively to provide for your family. It sounds easy, until you realize your “family” is ...
Tags: China, Canada, Metallurgy, Mineral Energy
Resource developers, especially in the rare earths space, are suffering from the market's obsession with immediate results, says Byron King, writer and editor for Agora Financial's Outstanding Investmentsand Energy & Scarcity Investor ...
Tags: Metallurgy, Mineral Energy, Rare Earth
The impact of using a vertical current injection structure was also seen in a higher external quantum effi- ciency (EQE) of 16.2% at 350mA, com- pared with 13.2% for the LLED. At 550mA, the VLED EQE fell 11.9%, com- pared with14.6% for the ...
Tags: LED
Light output power increased 23% over conventional lateral LEDs. Korea's universities have used aluminum-alloyed graphite as a thermally conducting substrate to improve the light output power performance of nitride semiconductor LEDs by ...
Tags: LED