Results 271 to 280 of about 478,590 (329)

Photon‐Sphere Modes in Curved Optical Microcavities: A Black‐Hole Analogue Laser

open access: yesAdvanced Science, EarlyView.
An optical analogue of a Schwarzschild black hole is realized using curved microcavities that preserve light‐like geodesics. A new family of laser modes confined around the photon sphere is identified alongside conventional whispering‐gallery modes. Analytical theory, numerical simulations, and experiments reveal curvature‐induced confinement, enabling
Chenni Xu   +9 more
wiley   +1 more source

Dual-Piezo-Charge Strategy in (1-0)-3 Single-Crystal Composite for Enhancing Underwater Acoustic Sensing. [PDF]

open access: yesNanomicro Lett
Lei Y   +8 more
europepmc   +1 more source

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