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LASERS, OPTICS, AND OPTOELECTRONICS 2707 Dynamic response of the electro-optic effect in epitaxial KNbO3
- B. Hoerman, Elizabeth M. Nichols, W. Graham
- Physics
- 25 October 1999
The dynamic response of the electro-optic coefficient of epitaxial KNbO3 thin films was measured at room temperature. The effective electro-optic coefficient for these films at 100 kHz is 12 pm/V.…
Improvement of Power Performance of GaN HEMT by Using Quaternary InAlGaN Barrier
- Wen I. Wang, Xinxin Yu, Tangsheng Chen
- EngineeringIEEE Journal of the Electron Devices Society
- 16 February 2018
High power performance InAlGaN/GaN high electron mobility transistor (HEMT) as a candidate for high power and high frequency amplifiers has been demonstrated versus the conventional AlGaN/GaN HEMT by…
High power performance AlGaN/GaN HEMT with 0.1 μm Y-shaped gate encapsulated with low-κ BCB
- Xinxin Yu, Jianjun Zhou, Tangsheng Chen
- Engineering
- 1 August 2016
Infrared materials and devices of 1 II-V arsenides and antimonides by molecular beam epitaxy Final
- Wen I. Wang
- Materials Science
Infrared dectroabsorption modulation in AlSb/InAs/AlGaSb/GaSb/AlSb stepped quantum wells grown by molecular beam epitaxy was achieved. Molecular beam epitaxial growth of GaTnSbHi for 8-12 urn…
Narrow Gap Superlattices for Infrared Sensor Application
- Wen I. Wang
- Materials Science
- 24 May 1991
Abstract : The emphasis of our research under this program is to obtain high quality narrow gap superlattices for infrared sensor applications. During this initial phase of research, all the…
InAs HVT for Extremely Low Power and High Speed Applications
- Wen I. Wang
- Materials Science
- 22 July 2005
Abstract : Detailed experiments were carried out to establish the working epitaxial layer structure for the InAs high velocity transistors (InAs HVT). Appropriate InAlAsSb barrier and high purity…
High-quality AlGaN/GaN grown on sapphire by gas-source molecular beam epitaxy using a thin low-temperature AlN layer
- M. Jurkovic, Luozhou Li, H. Stormer
- Materials Science
- 1 July 2000
Growth of high-quality AlGaN/GaN heterostructures on sapphire by ammonia gas-source molecular beam epitaxy is reported. Incorporation of a thin AlN layer grown at low temperature within the GaN…
Avalance photodetectors with an electrically isolated guard ring
- B. Odubanjo, Chen‐Show Wang, Wen I. Wang
- PhysicsPhotonics West
- 6 June 1997
A 2D finite difference method is employed to demonstrate the effectiveness of the use of guard rings in reducing surface electric field along the semiconductor/insulator interface of planar avalanche…
Compact GaAs-based second-harmonic generation horizontal cavity surface-emitting blue lasers
- M. Jurkovic, Q. Du, J. Jiménez, Wen I. Wang
- PhysicsPhotonics West
- 2 May 1997
A low-threshold second-harmonic generation horizontal cavity surface emitting laser (SHG-HCSEL) operating at 0.49 micrometers under electrical pumping is proposed and theoretical design…
Infrared Material Development Based on III-V Antimonides
- Wen I. Wang
- Materials Science
- 10 December 2001
Abstract : Near infrared optical absorption and photoreflectance were carried out on InGaAsN with Sb for infrared material development. Sb was used to improve the crystal growth of GaN by molecular…
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