Optical vector analysis has emerged as a critical tool for characterising optical devices, enabling simultaneous measurement of amplitude and phase responses over wide bandwidths. This technique is ...

Optical modulators typically rely on weak nonlinear light–matter interactions to modulate light with light. But using surface plasmons to excite quantum dots, researchers at the California Institute ...

Cellecor CBS-05 Pro Comet launched as a budget Bluetooth speaker priced at Rs 5,499, meant to handle casual music and the odd gathering. The company lists an 80W mono sound output, a 10-hour music ...