Ohio State University and University of Illinois at Chicago have developed deep ultraviolet (DUV) light-emitting diodes (LEDs) based on III-nitride semiconductor nanowires [Thomas F Kent et al, Nanotechnology, vol25, p455201, 2014]. The ...
NTT Basic Research Laboratories in Japan has used a hexagonal boron nitride (h-BN) layer to release and transfer gallium nitride (GaN) high-electron-mobility transistors (HEMTs) from sapphire substrate to thermally conducting copper, ...
Tags: Boron Nitride, GaN Transistors
Researchers based in Singapore and Turkey have been developing a hole accelerator structure with a view to improving the performance of indium gallium nitride (InGaN) semiconductor light-emitting diodes (LEDs) [Zi-Hui Zhang et al, Appl. ...
Tags: Nitride LEDs, InGaN
North Carolina State University (NCSU) has been developing homo-epitaxy of non-polar aluminium nitride (AlN) with a view to deep ultraviolet (DUV, less than 300nm wavelength) optoelectronics [Isaac Bryan et al, J. Appl. Phys., vol116, ...
Tags: aluminium nitride, UV LED
Meijo and Nagoya universities in Japan have developed a laser lift-off (LLO) technique for removing gallium nitride (GaN) substrates from ultraviolet (UV) light-emitting diodes (LEDs) to improve light extraction efficiency [Daisuke Iida et ...
Researchers in Singapore have reported high-frequency performance of gallium nitride (GaN) indium aluminium nitride (InAlN) high-electron-mobility transistors (HEMTs) on silicon substrates, including the first noise measurements [S. ...
Tags: Electrical, Electronics
Researchers in Japan and USA have claimed the first experimental demonstration of higher breakdown voltage for slant field-plate (FP) gallium nitride (GaN) high-electron-mobility transistors (HEMTs) over convention field-plate designs ...
Tags: GaN, HEMTs, Electronics
Researchers in Taiwan have applied a non-vacuum process to deposit aluminium oxide (Al2O3) passivation for nitride semiconductor high-electron-mobility transistors (HEMTs) [Bo-Yi Chou et al, IEEE Electron Device Letters, published online 11 ...
Tags: Electrical, Electronics, Transistor
Researchers in Taiwan claim to be the first to use bumping technology to create piezoelectric-induced performance enhancement in flip-chip packaged aluminium gallium nitride (AlGaN) high-electron-mobility transistors (HEMTs) [Szu-Ping Tsai ...
Researchers based in Singapore and Turkey have demonstrated a last quantum barrier (LQB) structure for indium gallium nitride (InGaN) light-emitting diodes (LEDs) that improves the electron blocking and hole injection of an aluminium ...
Tags: LEDs GaN InGaN MOCVD, Electrical, Electronics, LED
Massachusetts Institute of Technology (MIT) has demonstrated gallium nitride (GaN) vertical Schottky and p-n diodes on silicon Si substrates “for the first time” [Yuhao Zhang et al, IEEE Electron Device Letters, published online ...
Tags: GaN, MOCVD, Gallium Nitride Diodes
GaN-on-Si technology has emerged naturally as an alternative to GaN-on-sapphire — the mainstream technology for LED applications. But today, despite potential cost benefits, the mass adoption of GaN-on-Si technology for LED ...
Tags: GaN-on-Si, Electrical, Electronics
Singapore's Nanyang Technological University has developed conventional aluminium gallium nitride (AlGaN) high-electron-mobility transistors (HEMTs) with record-breaking figures-of-merit (FOMs) for frequency and breakdown performance [Kumud ...
Tags: Electrical, Electronics
Sun Yat-sen University in China has improved the wall-plug efficiency of indium gallium nitride (InGaN) light-emitting diodes (LEDs) grown on silicon by incorporating a distributed Bragg reflector (DBR) [Yibin Yang et al, Appl. Phys. ...
Tags: InGaN LEDs, Silicon, semiconductor
Hong Kong University of Science and Technology (HKUST) is developing techniques to monolithically integrate high-electron-mobility transistors (HEMTs) and light-emitting diodes (LEDs) based on aluminium indium gallium nitride (AlInGaN) ...
Tags: Nitride Semiconductor, LEDs, LED regions