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AlGaN
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EpiGan Showcasing GaN Epiwafer Solutions for 5G
Aug 31, 2018In booth J2554 of its local agent APEC at the SEMICON Taiwan show in Taipei (5-7 September) and in booth 354 at European Microwave Week (EuMW 2018) in Madrid, Spain (23-28 September), EpiGaN nv of Hasselt, near Antwerp, Belgium - which ...
Tags: GaN Epiwafer, epitaxial wafer
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Silanna to Set up Advanced Manufacturing Research Facility at University of Adelaide
Aug 23, 2018Silanna Group of Brisbane, Australia (which was founded in 2006 to develop and productize advanced technologies) is partnering with the University of Adelaide to establish an advanced manufacturing research facility on its campus, ...
Tags: Silanna's products, semiconductor
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RIT's Jing Zhang Wins NSF Career Award for Research on UV Photonics
May 18, 2018Jing Zhang, a faculty member at Rochester Institute of Technology, has received a CAREER award from the US National Science Foundation (NSF) for work to develop new, highly efficient ultraviolet light sources. Zhang’s NSF award of ...
Tags: UV LEDs, UV Photonics
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Reducing Laser Diode Optical Leakage with Indium Gallium Nitride Waveguides
Sep 23, 2016Institute of High Pressure Physics (IHPP) and TopGaN Ltd, both of Poland, have been jointly developing indium gallium nitride (InGaN) waveguide structures for use in blue laser diodes (LDs) [Grzegorz Muziol et al, Appl. Phys. Express, vol9, ...
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Indium Gallium Nitride Laser Diode Directly Integrated with Silicon
Sep 9, 2016Researchers in China have achieved continuous wave (cw) lasing at room temperature for indium gallium nitride (InGaN) laser diodes (LDs) grown directly on silicon (Si) [Yi Sun et al, Nature Photonics, 10, p595, 2016]. The team from Suzhou ...
Tags: InGaN Laser diodes, cw, SINANO
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EpiGaN Nominated for Eu Innovation Radar Prize
Aug 17, 2016EpiGaN nv of Hasselt, near Antwerp, Belgium, which supplies commercial-grade 150mm- and 200mm-diameter gallium nitride on silicon (GaN-on-Si) epitaxial wafers for 600V high-electron-mobility transistor (HEMT) power semiconductors, has been ...
Tags: EpiGaN, GaN-on-Si, nomination
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Correcting Charge Polarization Calculations for III-Nitrides
Jul 7, 2016Researchers at University of California Santa Barbara (UCSB) and Rutgers University in the USA believe that charge polarization in III-nitride materials has not been adequately understood up to now [Cyrus E. Dreyer et al, Phys. Rev. X vol6, ...
Tags: semiconductors, Electronics
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Laytec Offers Epitt 280nm Reflectance Channel to Sense Algan Surface Morphology in UV-C LED EPI
Jun 30, 2016Aluminium gallium nitride (AlGaN) buffer layers with high aluminium content are necessary for optimal UV-C LED performance. But their band-edge lies below 300nm, so established 405nm in-situ reflectance is insensitive to the surface ...
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Hybrid III-Nitride and Silicon Carbide High-Voltage Power Transistors
Jun 21, 2016Researchers at Hong Kong University of Science and Technology (HKUST) are proposing using III-nitride and silicon carbide (SiC) hybrid technologies for high-voltage power devices [Jin Wei et al, IEEE Transactions on Electron Devices, vol63, ...
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Speed up for Indium Gallium Nitride Two-Dimensional Electron Gas
Jun 20, 2016Xidian University in China has used pulsed metal-organic chemical vapor deposition (MOCVD) to increase indium gallium nitride (InGaN) room-temperature channel mobility to 1681cm2/V-s, which is claimed to be a record [Yachao Zhang et al, ...
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Fully Vertical Gallium Nitride P-I-N Diode Grown on Silicon Substrate
Apr 29, 2016Researchers in Hong Kong and China have claimed the first demonstration of gallium nitirde (GaN) fully vertical p-type-intrinsic-n-type (p-i-n) junction diodes on silicon (Si) [Xinbo Zou et al, IEEE Electron Device Letters, published online ...
Tags: GaN devices, Silicon Substrate
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Silicon Dioxide Charge Inverter Boosts Hole Injection in IngaN LEDs
Apr 21, 2016Researchers based in China, Singapore and Turkey have used an extremely thin layer of silicon dioxide (SiO2) insulator as a charge inverter in indium gallium nitride (InGaN) light-emitting diodes (LEDs), improving light output power and ...
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Aixtron's AIX G5+ C Qualified for Manufacturing of High-Voltage GaN-on-Si Materials in Joint Project with Imec
Apr 19, 2016Deposition equipment maker Aixtron SE of Herzogenrath, near Aachen, Germany says that its G5+ C multi-wafer batch metal-organic chemical vapor deposition (MOCVD) platform has been qualified for the manufacturing of specific buffer layers as ...
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III-Nitride High-Electron-Mobility Transistors on Flexible Tape
Apr 11, 2016Researchers in France claim the first demonstration of 10GHz large-signal microwave power performance for flexible aluminium gallium nitride (AlGaN) barrier high-electron-mobility transistors (HEMTs) [S. Mhedhbi et al, IEEE Electron Device ...
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Gallium Nitride Nano-Sized LEDs
Apr 11, 2016In 2014, the Nobel Prize in physics was awarded for the discovery of the gallium-nitride-based blue-light LED and its use for new, efficient LED-based white lamps. The development efforts in this field, however, do not stop there. The ...
Tags: LED, Nobel Prize