Electric field distribution in GaN∕AlGaN∕GaN heterostructures with two-dimensional electron and hole gas

2008 ◽  
Vol 92 (1) ◽  
pp. 013510 ◽  
Author(s):  
C. Buchheim ◽  
R. Goldhahn ◽  
G. Gobsch ◽  
K. Tonisch ◽  
V. Cimalla ◽  
...  
Aerospace ◽  
2004 ◽  
Author(s):  
Hartono Sumali ◽  
Jordan E. Massad ◽  
Pavel M. Chaplya ◽  
Jeffrey W. Martin

This paper describes an array of in-plane piezoelectric actuator segments laminated onto a corner-supported substrate to create a thin bimorph for reflector applications. An electric field distribution over the actuator segments causes the segments to expand or contract, thereby effecting plate deflection. To achieve a desired bimorph shape, the shape is first expressed as a two-dimensional series expansion. Then, using coefficients from the series expansion, an inverse problem is solved that determines the electric field distribution realizing the desired plate shape. A static example is presented where the desired deflection shape is a paraboloid.


2017 ◽  
Vol 5 (3) ◽  
pp. 96
Author(s):  
I. Made Yulistya Negara ◽  
Dimas Anton Asfani ◽  
Daniar Fahmi ◽  
Yusrizal Afif

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