2 papers
physics.optics2019
Binary square axicon with chiral focusing properties for optical trapping
Balasubramani Vinoth, Anand Vijayakumar, Mani Ratnam Rai +4
We introduce a novel phase-only diffractive optical element called chiral binary square axicon (CBSA). The CBSA is designed by linearly rotating the square half-period zones of the…
cond-mat.mtrl-sci2018
Resonance-enhanced optical nonlinearity in the Weyl semimetal TaAs
Shreyas Patankar, Liang Wu, Baozhu Lu +10
While all media can exhibit first-order conductivity describing current linearly proportional to electric field, , the second-order conductivity, , relating current to…