Results 11 to 20 of about 1,310,543 (278)

Forensic applications of raman spectroscopy [PDF]

open access: yes, 2002
The forensic applications of Raman spectroscopy have been explored and extended using the development of novel sampling techniques and task-specific instrumentation described in this thesis.
Thomson, Grant
core   +7 more sources

Flexible and stable optical parametric oscillator based laser system for coherent anti-Stokes Raman scattering microscopy [PDF]

open access: yes, 2010
The characteristics of a stable and flexible laser system based on a synchronously pumped optical parametric oscillator (OPO) is presented. This OPO can offer very stable operation with both approximately 1 ps and approximately 300 fs outputs over a ...
Parsons, Maddy   +2 more
core   +4 more sources

Quantum jumps via spontaneous Raman scattering [PDF]

open access: yesPhysical Review A, 1987
A single laser, which is used to induce and detect spontaneous Raman transitions, can be used to observe quantum jumps in a single atom. The population dynamics of a particular system, consisting of two S1/22 ground-state levels and four P3/22 excited-state levels split by a magnetic field, is analyzed for a laser tuned near a particular transition. We
Hulet, Randall G., Wineland, D.J.
openaire   +3 more sources

Chirped pulse Raman amplification in plasma: high gain measurements [PDF]

open access: yes, 2009
High power short pulse lasers are usually based on chirped pulse amplification (CPA), where a frequency chirped and temporarily stretched ``seed'' pulse is amplified by a broad-bandwidth solid state medium, which is usually pumped by a monochromatic ...
Yang, X.   +9 more
core   +4 more sources

Photon-matter quantum correlations in spontaneous Raman scattering [PDF]

open access: yesPhysical Review A, 2020
11 pages, 7 figures ...
Kai Shinbrough   +4 more
openaire   +2 more sources

Non-Intrusive Velocity Measurement of Millichannel Flow by Spontaneous Raman Imaging

open access: yesJournal of Thermal Science and Technology, 2012
A non-intrusive measurement technique based on spontaneous Raman imaging was proposed for investigating microscale flow structures. It has the advantage that it does not require tracer particles or fluorescent dye to measure fluid velocity and scalar ...
Motoyuki TAKAHASHI   +3 more
doaj   +1 more source

Stimulated Raman lineshapes in the large light–matter interaction limit

open access: yesOptical Materials: X, 2022
Stimulated Raman scattering (SRS) represents a powerful tool for accessing the vibrational properties of molecular compounds or solid state systems. From a spectroscopic perspective, SRS is able to capture Raman spectra free from incoherent background ...
Giovanni Batignani   +4 more
doaj   +1 more source

Raman Techniques: Fundamentals and Frontiers

open access: yesNanoscale Research Letters, 2019
Driven by applications in chemical sensing, biological imaging and material characterisation, Raman spectroscopies are attracting growing interest from a variety of scientific disciplines.
Robin R. Jones   +4 more
doaj   +1 more source

Continuous-wave Raman amplification in silicon core fibers pumped in the telecom band

open access: yesAPL Photonics, 2021
Stimulated Raman amplification is observed for the first time in the silicon core fiber (SCF) platform. The SCFs were tapered to obtain sub-micrometer core dimensions and low optical transmission losses, facilitating efficient spontaneous scattering and ...
Meng Huang   +8 more
doaj   +1 more source

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