Results 191 to 200 of about 1,310,543 (278)

Genetically Encoding Stimulated Raman-Scattering Probes for Cell Imaging Using Infrared Fluorescent Proteins. [PDF]

open access: yesJ Phys Chem Lett
Regan D   +10 more
europepmc   +1 more source

Entanglement and Optical Nonreciprocity in spontaneous Raman Scattering

open access: yes
Inelastic light scattering is a central tool for sample characterization and label-free imaging across the physical and life sciences. Recent work has suggested that scattered light can also exhibit nonclassical correlations. Here, we develop a microscopic theory of Raman scattering that connects naturally to established descriptions of entangled ...
openaire   +1 more source

Extreme Optical Field Confinement and Enhancement in a Plasmonic Picopatch Within a Nanoparticle‐on‐Mirror Resonator

open access: yesLaser &Photonics Reviews, EarlyView.
A picopatch in a plasmonic nanocavity confines the electromagnetic energy to tiny effective volumes, close to 1nm3, leading to extreme electric field enhancements. Furthermore, a clear signature of strong coupling between the picopatch modes and other modes of the structure is obtained, which strongly modifies the far‐field response. ABSTRACT Plasmonic
Jinna He   +6 more
wiley   +1 more source

Parallel Multi‐Target Detection for Quantum LiDAR

open access: yesLaser &Photonics Reviews, EarlyView.
Parallel multi‐target detection is achieved in quantum LiDAR with a single‐pixel quantum readout. Direction and distance information are extracted together, allowing multiple objects to be distinguished under noisy low‐light conditions and pointing to a new strategy for scan‐free quantum remote sensing.
Junyeop Kim   +4 more
wiley   +1 more source

Optical Detection of Cellular Signals at Material Interfaces. [PDF]

open access: yesAdv Healthc Mater
Ren X   +5 more
europepmc   +1 more source

Tunable, High Pulse Energy and Narrow Linewidth Gas‐Filled Fiber Laser Across Near‐ and Mid‐Infrared

open access: yesLaser &Photonics Reviews, EarlyView.
A cascaded gas‐filled anti‐resonant hollow‐core fiber architecture enables broadly tunable infrared Raman lasers spanning ∼1.4–4.6 µm while maintaining microjoule‐level pulse energies and gigahertz‐level linewidths. The approach combines a wavelength‐tunable pump laser with optimized Raman frequency conversion, providing a compact route to high ...
Yazhou Wang   +11 more
wiley   +1 more source

Real-time, macroscopic shortwave infrared Raman imaging for surgical and pre-clinical applications

open access: yes
Bruns O   +31 more
europepmc   +1 more source

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