activity
20172020
most citedReconfigurable Photonic Circuit for Controlled Power Delivery to Laser-Driven Accelerators on a Chip

21 citations · 26 across the 2 of their papers we have counts for

collaborators

10 papers

physics.optics2020

Inverse design of photonic crystals through automatic differentiation

Momchil Minkov, Ian A. D. Williamson, Lucio C. Andreani +5

Gradient-based inverse design in photonics has already achieved remarkable results in designing small-footprint, high-performance optical devices. The adjoint variable method, whic…

physics.optics20205 cited

Design of a multi-channel photonic crystal dielectric laser accelerator

Zhexin Zhao, Dylan S. Black, R. Joel England +5

To be useful for most scientific and medical applications, compact particle accelerators will require much higher average current than enabled by current architectures. For this pu…

cs.ET2019

Parallel fault-tolerant programming of an arbitrary feedforward photonic network

Sunil Pai, Ian A. D. Williamson, Tyler W. Hughes +4

Reconfigurable photonic mesh networks of tunable beamsplitter nodes can linearly transform -dimensional vectors representing input modal amplitudes of light for applications suc…

physics.optics2019

Forward-Mode Differentiation of Maxwell's Equations

Tyler W Hughes, Ian A D Williamson, Momchil Minkov +1

We present a previously unexplored forward-mode differentiation method for Maxwell's equations, with applications in the field of sensitivity analysis. This approach yields exact g…

physics.comp-ph2019

Wave Physics as an Analog Recurrent Neural Network

Tyler W. Hughes, Ian A. D. Williamson, Momchil Minkov +1

Analog machine learning hardware platforms promise to be faster and more energy-efficient than their digital counterparts. Wave physics, as found in acoustics and optics, is a natu…

eess.SP2019

Reprogrammable Electro-Optic Nonlinear Activation Functions for Optical Neural Networks

Ian A. D. Williamson, Tyler W. Hughes, Momchil Minkov +3

We introduce an electro-optic hardware platform for nonlinear activation functions in optical neural networks. The optical-to-optical nonlinearity operates by converting a small po…