Results 11 to 20 of about 493,714 (288)

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

Applications of Raman spectroscopy to urology [PDF]

open access: yes, 2006
Raman spectroscopy is an optical technique that can interrogate biological tissues. In doing so it gives us an understanding of the changes in the molecular structure that are associated with disease development.
Hart Prieto, Maria Consuelo
core   +7 more sources

Characterization of single-crystal synthetic diamond for multi-watt continuous-wave Raman lasers [PDF]

open access: yes, 2012
A continuous-wave diamond Raman laser is demonstrated with an output power of 5.1 W at 1217 nm. This Raman laser is intracavity pumped by a side-pumped Nd:YLF rod laser: a 43-fold brightness enhancement between the Nd:YLF and diamond Raman lasers is ...
Hastie, Jennifer   +5 more
core   +4 more sources

Fiber Raman Amplifiers and Fiber Raman Lasers [PDF]

open access: yesMicromachines, 2020
Stimulated Raman scattering (SRS) is a nonlinear optical effect, observed for the first time in 1962, which lies at the heart of fiber Raman amplifiers and fiber Raman lasers [...]
openaire   +4 more sources

Advanced techniques in Raman tweezers microspectroscopy for applications in biomedicine [PDF]

open access: yes, 2008
This thesis investigates the use of Raman tweezers microspectroscopy to interrogate the biochemistry of single biological cells. Raman tweezers microspectroscopy is a powerful technique, which combines traditional Raman microspectroscopy and optical ...
Jess, Phillip R.T.
core   +2 more sources

Advanced methods for enhanced sensing in biomedical Raman spectroscopy [PDF]

open access: yes, 2015
Raman spectroscopy is a powerful tool in the field of biomedicine for disease diagnosis owing to its potential to provide the molecular fingerprint of biological samples.
Balagopal, Bavishna
core   +1 more source

Chirped pulse Raman amplification in plasma [PDF]

open access: yes, 2011
Raman amplification in plasma has been proposed to be a promising method of amplifying short radiation pulses. Here, we investigate chirped pulse Raman amplification (CPRA) where the pump pulse is chirped and leads to spatiotemporal distributed gain ...
Vieux, Gregory   +10 more
core   +4 more sources

Effect of adhesive interaction on strain stiffening and dissipation in granular gels undergoing yielding

open access: yesCommunications Physics, 2022
Non-linearity and energy dissipation in athermal disordered solids undergoing strain-induced yielding and fluidization remain poorly understood. Here, the authors use oscillatory shear rheology, in-situ imaging, and particle settling experiments to study
Sebanti Chattopadhyay   +2 more
doaj   +1 more source

Measuring the deviation from the superposition principle in interference experiments

open access: yesNew Journal of Physics, 2018
The Feynman path integral formalism has long been used for calculations of probability amplitudes. Over the last few years, it has been extensively used to theoretically demonstrate that the usual application of the superposition principle in slit based ...
G Rengaraj   +4 more
doaj   +1 more source

Comparative Review of Instrumental Techniques and Methods for the Analysis of Microplastics in Agricultural Matrices

open access: yesMicroplastics, 2023
Microplastics (MPs) are ubiquitous and evasive in nature. They can be found in complex agricultural matrices like soil and compost. In the literature, extracting MPs from soil is more prevalent; nonetheless, the same instruments in extraction in soil ...
Adeola Adelugba, Chijioke Emenike
doaj   +1 more source

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