How chirality goes from the molecular level to the cellular one

RIKEN researchers have discovered how right-handed molecules in our cells can give rise to cells that are not symmetrical ...

Q&A: The science of snowflakes—how hexagonal symmetry and environmental changes create endless designs

In the iconic "Sound of Music" score, "My Favorite Things," a young Julie Andrews lists snowflakes as objects that bring her ...
IEEE

Intelligent Reflecting Surface-Assisted Dual-Function Radar-Communication System

Abstract: We consider the design of a Dual-Function Radar-Communication (DFRC) system, aided by an Intelligent Reflecting Surface (IRS). The radar precoding matrix and IRS parameters are optimized to ...
IEEE

Quartic Riemannian Adaptive Regularization With Cubics for Radar Waveform Design

Abstract: The ambiguity function is a useful tool for assessing the response performance of radar waveforms. This article addresses the problem of shaping the radar ambiguity function by designing the ...