If rare earth metals become even more scarce than they are today, the medical device industry could be impacted in a significant way. But according to a paper published in PNAS (via Ars Technica), not much can be done to overcome a shortage ...
Tags: Rare Earth Metal, Metallurgy, Mineral, Energy
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
University of California Santa Barbara (UCSB) has developed semipolar (20-2-1) nitride semiconductor laser diodes (LDs) without using aluminium gallium nitride (AlGaN) as the cladding material for optical confinement [A. Pourhashemi et al, ...
Mobile cardiovascular health firm AliveCor (San Francisco, CA) has announced the debut of AliveInsights, a new service that enables patients to send ECG data generated by the company's heart monitors to cardiologists or cardiac technicians ...
Tags: ECG, Heart Monitors, Smartphone
US-based NeuroPace has received the US Food and Drug Administration (FDA) premarket approval for its NeuroPace RNS system, designed to treat partial onset seizures that have not been controlled with two or more antiepileptic medications in ...
Tags: RNS System, NeuroPace
Conical support insulators are used for ESP. Now let me give you an idea about ESP. An electrostatic precipitator is a huge unit that controls industrial emission. It traps and removes all the dust particles that accumulate in the exhaust ...
Tags: electrostatic, conical, insulator, ESP
OLEDs are already used in the displays of smart phones or digital cameras today. They offer an especially bright image with high contrast, but come with a serious drawback: typically, only one quarter of the electrical energy invested in ...
Chinese Academy of Sciences' Semiconductor Lighting R&D Center at the Institute of Semiconductors in Beijing has developed an electrically driven color-tunable light-emitting diode (LED) based on indium gallium nitride (InGaN) quantum wells ...
Tags: LED, Electrical, Electronics, Semiconductor
LG Electronics Materials and Components Laboratory in South Korea has used aluminium gallium nitride (AlGaN) superlattice structures (SLs) to improve lateral current spreading from the n-side of nitride semiconductor light-emitting diodes ...
Tags: Nitride LEDs, Light
Singapore’s Nanyang Technological University (NTU) has developed a passivation process for aluminium gallium nitride on gallium nitride (AlGaN/GaN) high-electron-mobility transistors (HEMTs) on silicon substrates that significantly ...
Tags: Nitride HEMTs, Electrical
Symptom: refrigerator evaporator leakage. There are five ways to solve refrigerators evaporator leakage. 1.Pickling welding.First blocking evaporator leakage holes,then use sandpaper burnish and wipe around the hole.Dropping a few drops ...
Tags: Refrigerator Evaporator
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 principle used in induction furnace is similar to that of the working of modifier. A procedure in which electrical conductors becomes heated through swirl flows tempted by a changing electromagnetic field. This invention is of fresh ...
Tags: Induction Furnace, Machinery
To coincide with the popular and informative series of earth and loop testing seminars it is currently running around the UK, Megger is offering a three-wire earth electrode test kit free of charge to anyone who buys one of its latest ...
Tags: Security, Protection