Using only a single-crystal piezoelectric thin wafer of lithium niobate (LN) instead of the usual two-part structure, a group from Nagoya University in Japan has created a deformable mirror that ...

The updated Class 12th Physics syllabus for the academic year 2025-26 has been released by the Rajasthan Board on its ...

Dielectric lens antennas are attracting the attention of researchers for applications at higher frequencies due to their high radiation capability, low side lobe levels, and simple structure. This ...

A double-layer geodesic lens consists of two layers of flat or curved parallel-plate waveguides, connected by a mirror over part of their common periphery. Such a device can provide one focus on each ...

Wafer Lens Boosts X-ray Beam Size 3,400-Fold Nagoya University Using only a single-crystal piezoelectric thin wafer of lithium niobate (LN) instead of the usual two-part structure, a group from Nagoya ...

They come in three time-tested Ray-Ban frame shapes—Skyler, Wayfarer, and Headliner—and offer multiple colors and lens combinations, including the option of prescription lenses.

Second Harmonic Generation microscopy has emerged as a powerful new optical imaging modality. This Feature describes its chemical and physical principles and highlights current applications in dise ...