This paper reviews progress in ultraviolet (UV) optoelectronic devices based on AlGaN films and their quantum wells (QWs), grown by plasma-assisted molecular beam epitaxy. A …
A Kozlovskiy, I Kenzhina, ZA Alyamova, M Zdorovets - Optical Materials, 2019 - Elsevier
The paper presents the results of studying the effect of irradiation with 85 MeV Fe 7+ ions on the optical and structural properties of nitride ceramics at an irradiation temperature of 300 …
M Martens, F Mehnke, C Kuhn, C Reich… - IEEE Photonics …, 2013 - ieeexplore.ieee.org
The performance characteristics of optically pumped laser heterostructures emitting in the UV-C spectral range between 272 and 279 nm are investigated. The laser heterostructures …
Deep ultra-violet semiconductor lasers have numerous applications for optical storage and biochemistry. Many strategies based on nitride heterostructures and adapted substrates …
We report on the demonstration of high-performance tunnel junction deep ultraviolet (UV) light-emitting diodes (LEDs) by using plasma-assisted molecular beam epitaxy. The device …
We have studied the design, epitaxy, and performance characteristics of deep ultraviolet (UV) AlGaN light emitting diodes (LEDs). By combining the tunnel junction and polarization …
C Coughlan, S Schulz, MA Caro… - physica status solidi …, 2015 - Wiley Online Library
We present a detailed theoretical study of the band gap bowing of wurtzite AlGaN alloys over the full composition range. Our theoretical framework is based on an atomistic tight …
Single-crystal Aluminum Nitride (AlN) crystals enable the epitaxial growth of ultrawide bandgap Al (Ga) N alloys with drastically lower extended defect densities. Here, we report …
III-Nitride bandgap and refractive index data are of direct relevance for the design of (In, Ga, Al) N-based photonic and electronic devices. The bandgaps and bandgap bowing …