Results 231 to 240 of about 2,279,365 (264)

Spiers Memorial Lecture: Vibrations at interfaces.

open access: yesFaraday Discuss
Backus EHG   +4 more
europepmc   +1 more source

Polarization coherent anti-Stokes Raman scattering microscopy

Optics Letters, 2001
We report polarization coherent anti-Stokes Raman scattering (P-CARS) microscopy that allows vibrational imaging with high sensitivity and spectral selectivity. The nonresonant background signals from both Raman scatterers and the solvent are efficiently suppressed in P-CARS microscopy.
Ji-Xin Cheng, X S Xie
exaly   +3 more sources

Programmable hyperspectral coherent anti-Stokes Raman scattering microscopy

Optics Letters
Hyperspectral coherent Raman scattering microscopy provides a significant improvement in acquisition time compared to spontaneous Raman scattering yet still suffers from the time required to sweep through individual wavenumbers. To address this, we present the use of a pulse shaper with a 2D spatial light modulator for phase- and amplitude-based ...
Rishyashring Iyer   +2 more
exaly   +3 more sources

Coherent Raman Scattering Spectroscopy and Microscopy for Biological Studies

Optica Biophotonics Congress 2025
Here, the pulse-picking method for nonlinear optical imaging modalities, including coherent anti-Stokes Raman scattering, is introduced. Furthermore, recent studies employing coherent Raman microscopy to investigate cancer cell metabolism under hypoxic conditions are discussed.
Chi Zhang   +4 more
exaly   +2 more sources

Adaptive Optical Coherent Raman Scattering Microscopy

Imaging and Applied Optics Congress 2022 (3D, AOA, COSI, ISA, pcAOP), 2022
We integrate the wavefront optimization technique with the coherent Raman scattering (CRS) microscopy to enhance signal contrast and penetration depth. The vibrational imaging of myelin inside the mouse brain through cranial bones is domonstrated.
Jong Min Lim   +6 more
openaire   +1 more source

Quantitative Coherent Anti-Stokes Raman Scattering (CARS) Microscopy

The Journal of Physical Chemistry B, 2011
The ability to observe samples qualitatively at the microscopic scale has greatly enhanced our understanding of the physical and biological world throughout the 400 year history of microscopic imaging, but there are relatively few techniques that can truly claim the ability to quantify the local concentration and composition of a sample.
Day, James P. R.   +6 more
openaire   +3 more sources

Circularly polarized coherent anti-Stokes Raman scattering microscopy

Optics Letters, 2013
We demonstrate circularly polarized coherent anti-Stokes Raman scattering (CP-CARS) microscopy that significantly suppresses the nonresonant background for high-contrast vibrational imaging. Circularly polarized pump and Stokes fields with opposite handedness are used to excite CARS signal.
Upputuri, P.K.   +5 more
openaire   +2 more sources

Refractive effects in coherent anti-Stokes Raman scattering microscopy

Applied Optics, 2006
Coherent anti-Stokes Raman scattering (CARS) microscopy with high sensitivity and high three- dimensional resolution has been developed for the vibrational imaging of chemical species. Due to the coherent nature of the CARS emission, it has been reported that the detection of epi-CARS and forward-CARS (F-CARS) signals depends on the size and shape of ...
Djaker, N.   +4 more
openaire   +3 more sources

Coherent Raman Scattering Microscopy

2009
A series of advances over the past decade have made the combination of coherent Raman scattering (CRS) with optical microscopy a highly sensitive and chemically selective tool for the label-free and noninvasive analysis of chemical species or biological components inside a sub-femtoliter probe volume. By exploiting the coherent driving and detection of
openaire   +1 more source

Dual-pump coherent anti-Stokes-Raman scattering microscopy

Optics Letters, 2006
We introduce dual-pump coherent anti-Stokes-Raman scattering (dual-CARS) microscopy. This new technique permits simultaneous imaging of two species characterized by different molecular vibrations, as well as the removal of nonresonant background. This is achieved by using three synchronized laser pulses probing two different vibrations.
Ondrej, Burkacky   +3 more
openaire   +2 more sources

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