The notion of a phased array was initially articulated by Nobel Prize recipient K. F. Braun. Phased arrays have subsequently evolved into a formidable mechanism for wave manipulation. This assertion ...

This work integrates phase gradient control with Floquet periodicity, systematically revealing the "missing" harmonic ...

Researchers at Caltech make progress in medical imaging by adapting astronomical optics. A reflector shapes light waves to counterbalance distortion. Researchers in Caltech’s Andrew and Peggy Cherng ...

Wavefront's expeditionary trailer version of its Sentinel IDS, with a sonar head on a tripod to the left, seen at a demonstration in Portland Port, Dorset, UK, in June 2025. (Janes/Tom Barton) UK ...