65 citations · 225 across the 11 of their papers we have counts for
12 papers
Design, Fabrication, and Measurement of a Hemispherical Multi-Layer Band-Pass Frequency Selective Surface
Ali Tehranian, Jordan Budhu, Casey Perkowski +4
A hemispherical multilayer wide-band (7-13 GHz) band-pass frequency selective surface (FSS) is reported. A new design technique based on a Goldberg discretization and unit cell sca…
A Generalized Dispersion Equation Combining Coupled Modes, Parity-Time Symmetry, and Leaky Waves Describing Non-Decaying Leaky Surface Waves
Afshin Abbaszadeh, Jordan Budhu
A generalized dispersion equation is derived featuring coupled mode theory, parity-time symmetry, and leaky wave antennas of arbitrary periodic modulation. It can be specialized to…
A New Homogenization-Free Boundary Condition Towards Aperiodic Metasurface Design Using Full-Wave Surrogate Models of Printed Circuits
Jordan Budhu, Raphael Pestourie
A new homogenization-free boundary condition is introduced for the design of metasurfaces. The boundary condition, linking the tangential electric field to the induced surface curr…
Design of Beamforming, Transparent Metasurfaces Using Integral Equations
Malik Almunif, Jordan Budhu, Anthony Grbic
An accurate method for designing transmissive metasurfaces is presented that provides perfect transmission while transforming the amplitude and phase of the wavefront. The designed…
Perfect Plane-Wave to Surface-Wave Coupler Enabled Teleporting Conformal Metasurfaces
Jordan Budhu
A technique for the design of conformal metasurfaces with two spatially disconnected space wave ports connected by a surface wave is presented. The passive and lossless metasurface…
Design of Rim-Located Reconfigurable Reflectarrays for Interference Mitigation in Reflector Antennas
Jordan Budhu, Sean V. Hum, Steven Ellingson +1
Radio telescopes are susceptible to interference arriving through its sidelobes. If a reflector antenna could be retrofitted with an adaptive null steering system, it could potenti…
Unit Cell Design for Aperiodic Metasurfaces
Jordan Budhu, Nicholas Ventresca, Anthony Grbic
A technique is presented for the design of printed unit cells in aperiodic metasurface environments. The method begins with a solved matrix equation governing electromagnetic scatt…
Design of Planar and Conformal, Passive, Loss-less Metasurfaces that Beamform
Jordan Budhu, Luke Szymanski, Anthony Grbic
A general technique for synthesizing both planar and conformal beamforming metasurfaces is presented that utilizes full-wave modeling techniques and rapid optimization methods. The…
Recent Advances in Bianisotropic Boundary Conditions: Theory, Capabilities, Realizations, and Applications
Jordan Budhu, Anthony Grbic
In recent years, new functionality and unprecedented wavefront control has been enabled by the introduction of bianisotropic metasurfaces. A bianisotropic metasurface is characteri…
Fast and Accurate Optimization of Metasurfaces with Gradient Descent and the Woodbury Matrix Identity
Jordan Budhu, Anthony Grbic
A fast metasurface optimization strategy for finite-size metasurfaces modeled using integral equations is presented. The metasurfaces considered are constructed from finite pattern…
The Design of Dual Band Stacked Metasurfaces Using Integral Equations
Jordan Budhu, Eric Michielssen, Anthony Grbic
An integral equation-based approach for the design of dual band stacked metasurfaces which are invariant in one-dimension is presented. The stacked metasurface will generate collim…
Dielectric Resonator Antenna Coupled Antimonide-Based Detectors (DRACAD) For the Infrared
Jordan Budhu, Nicole Pfiester, Kwong-Kit Choi +4
In an infrared photodetector, noise current (dark current) is generated throughout the volume of the detector. Reducing the volume will reduce dark current, but the corresponding s…