Polaritons are hybrid particles made up of a photon strongly coupled to an electric dipole. Examples of such a dipole include an electron–hole pair in a semiconductor, which forms an exciton polariton ...

The NEET UG 2026 (National Eligibility cum Entrance Test – Undergraduate) exam is expected to be held on Sunday, 3 May 2026, ...

Controlling light at dimensions thousands of times smaller than the thickness of a human hair is one of the pillars of modern ...

Abstract: Urban positioning with global navigation satellite systems (GNSSs) poses a significant challenge due to signal reflections, diffractions, and obstructions caused by surroundings. These ...