Tag: optical sensing

A deformed Reuleaux-triangle microcavity utilizing exceptional point physics enhances nanoparticle detection sensitivity by more than six times, enabling detection at ...

A dual-mode optical sensor utilizing Schiff base capped gold nanoparticles enables sensitive colorimetric and fluorometric detection of silver ions in ...

Prof. Ori Katz of the Hebrew University of Jerusalem has been elected an Optica Fellow for pioneering advances in optical ...

Researchers demonstrate that an external electric field as low as ±1 kV/mm can reversibly manipulate the complementary optical transmission and ...

Researchers developed a deep learning-empowered metasurface sensor that achieves real-time hyperspectral and full-Stokes polarimetric imaging across 167 spectral channels.

A Raman-guided chaos-assisted photothermal platform distinguished lead-associated optical responses in reservoir water across 0.05 to 12 milligrams per liter while ...

Researchers developed a hydrogen sensor that uses a platinum-loaded tungsten oxide film on an exposed-core planar lightwave circuit to detect ...

Researchers built a compact silica whispering-gallery-mode microprobe that detects ultrasound down to 5.4 mPa/√Hz, images samples photoacoustically, and measures particle ...

A trimesic acid-functionalized copper oxide nanoparticle coating enabled a fiber-optic surface plasmon resonance sensor to detect PFOA and PFOS with ...

A computationally optimized graphene-oxide optical sensor modeled resonance shifts associated with mercury, lead and zinc, but the device has not ...