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physics.optics2022
Optical Wavelength Meter with Machine Learning Enhanced Precision
Gazi Mahamud Hasan, Mehedi Hasan, Peng Liu +3
Diverse applications in photonics and microwave engineering require a means of measurement of the instantaneous frequency of a signal. A photonic implementation typically applies a…
physics.optics2018
Cascade circuit architecture for RF-photonic frequency multiplication with minimum RF energy
Mehedi Hasan, Karin Hinzer, Trevor Hall
A general RF-photonic circuit design for implementing frequency multiplication is proposed. The circuit consists of N cascaded differentially-driven Mach-Zehnder modulators biased…
physics.optics2015
Diamagnetism in wire medium metamaterials: theory and experiment
Ilya Yagupov, Dmitriy Filonov, Sergei Kosulnikov +3
Strong diamagnetic response of wire medium with finite wire radius is reported. Contrary to the previous works where it was assumed that the wire medium exhibits only the electric…