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Non-magnetic four-port electronic circulators based on \(90^\circ \) non-reciprocal phase-shifters
This paper presents a family of four-port electronic circulators adhering to a new topology symmetry that enables linear, low-loss transistor-based...
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An adaptive multigrid approach for the solution of the 2D semiconductor equations
An adaptive multigrid method is presented for the solution of the two-dimensional steady state Van Roosbroeck equations for semiconductor device...