Results 121 to 130 of about 1,612,967 (382)

Probing the Role of Atomic Defects in Photocatalytic Systems through Photoinduced Enhanced Raman Scattering

open access: green, 2021
Daniel Glass   +9 more
openalex   +2 more sources

Wafer‐Scale Synthesis of Mithrene and its Application in UV Photodetectors

open access: yesAdvanced Functional Materials, EarlyView.
A controlled tarnishing step on the silver surface precedes the solid‐vapor‐phase chemical transformation into silver phenylselenolate thin films. The approach yields crystals exceeding 1 µm with improved in‐plane orientation. Integration on graphene phototransistors demonstrates high photoresponsivity, positioning mithrene as a promising material for ...
Maryam Mohammadi   +8 more
wiley   +1 more source

Invited Article: Comparison of hyperspectral coherent Raman scattering microscopies for biomedical applications

open access: yesAPL Photonics, 2018
Raman scattering based imaging represents a very powerful optical tool for biomedical diagnostics. Different Raman signatures obtained by distinct tissue structures and disease induced changes provoke sophisticated analysis of the hyperspectral Raman ...
T. Bocklitz   +8 more
doaj   +1 more source

Raman solitons in transient SRS

open access: yes, 2000
We report the observation of Raman solitons on numerical simulations of transient stimulated Raman scattering (TSRS) with small group velocity dispersion. The theory proceeds with the inverse scattering transform (IST) for initial-boundary value problems
Agrawall G P   +10 more
core   +1 more source

Three‐dimensional Antimony Sulfide Based Flat Optics

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the development of a grayscale electron beam lithography (g‐EBL) method for fabricating antimony trisulfide (Sb2S3) nanostructures with customizable 3D profiles. The refractive index of g‐EBL patterned Sb2S3 is determined based on the synergy of genetic algorithm and transfer matrix method.
Wei Wang   +18 more
wiley   +1 more source

Inter-modal Raman amplification of OAM fiber modes

open access: yesAPL Photonics, 2019
Raman scattering among conventional linearly polarized (LP) modes in single mode optical fibers is generally accepted as a promising way to achieve distributed amplification due to the fact that Raman amplification may provide gain at any wavelength ...
Karsten Rottwitt   +3 more
doaj   +1 more source

Raman scattering near a d-wave Pomeranchuk instability

open access: yes, 2010
Motivated by recent transport and neutron scattering experiments suggesting an orientational symmetry breaking in underdoped cuprates we present a theoretical study of Raman scattering near a d-wave Pomeranchuk instability (PI).
G. D. Mahan   +3 more
core   +1 more source

Two-Dimensional Titanium Carbide (MXene) as Surface-Enhanced Raman Scattering Substrate

open access: yes, 2017
Noble metal (gold or silver) nanoparticles or patterned films are typically used as substrates for surface-enhanced Raman spectroscopy (SERS). Two-dimensional (2D) carbides and nitrides (MXenes) exhibit unique electronic and optical properties, including
A. Sarycheva   +7 more
semanticscholar   +1 more source

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

Stimulated Raman scattering flow cytometry for label-free single-particle analysis.

open access: yesOptica, 2017
Flow cytometry is one of the most important technologies for high-throughput single-cell analysis. Fluorescent labeling acts as the primary approach for cellular analysis in flow cytometry.
Chi Zhang   +11 more
semanticscholar   +1 more source

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