Results 21 to 30 of about 1,928,738 (354)

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

Morphology-based automated baseline removal for raman spectra of artistic pigments [PDF]

open access: yes, 2010
The interpretation of a Raman spectrum is based on the identification of its characteristic molecular bands. However, the assignment of the vibrational modes is often compromised by the presence in the spectrum of an intense fluorescence background that ...
Pérez Pueyo, Rosanna   +5 more
core   +3 more sources

Modulated Raman spectroscopy for enhanced cancer diagnosis at the cellular level [PDF]

open access: yes, 2015
We thank the UK and Engineering and Physical Sciences Research Council through grant number EP/J01771X/1.Date of Acceptance: 24/05/2015Raman spectroscopy is emerging as a promising and novel biophotonics tool for non-invasive, real-time diagnosis of ...
De Luca, Anna Chiara   +6 more
core   +1 more source

Modulated Raman spectroscopy for enhanced identification of bladder tumor cells in urine samples [PDF]

open access: yes, 2011
Standard Raman spectroscopy (SRS) is a noninvasive technique that is used in the biomedical field to discriminate between normal and cancer cells.
Herrington, C Simon   +22 more
core   +1 more source

Differentiation of Lipsticks by Raman Spectroscopy [PDF]

open access: yes, 2012
Dispersive Raman spectra have been obtained using a Raman microscope and an excitation wavelength of 632.8 nm from 69 lipsticks of various colours and from a range of manufacturers without any pre-treatment of the samples.
Salahioglu, Fatma, Went, Michael J.
core   +1 more source

A Comparison of Phycocyanins from Three Different Species of Cyanobacteria Employing Resonance-Enhanced Coherent Anti-Stokes Raman Spectroscopy [PDF]

open access: yes, 1993
Resonance-enhanced coherent anti-Stokes Raman spectra are recorded for monomers and trimers of phycocyanin from three different cyanobacteria: Westiellopsis prolifica, Mastigocladus laminosus and Spirulina platensis.
L. Gottschalk   +13 more
core   +1 more source

Raman tweezers spectroscopy of live, single red and white blood cells. [PDF]

open access: yesPLoS ONE, 2010
An optical trap has been combined with a Raman spectrometer to make high-resolution measurements of Raman spectra of optically-immobilized, single, live red (RBC) and white blood cells (WBC) under physiological conditions.
Aseefhali Bankapur   +4 more
doaj   +1 more source

Analyzing the Raman Spectra of Graphenic Carbon Materials from Kerogens to Nanotubes: What Type of Information Can Be Extracted from Defect Bands?

open access: yesC — Journal of Carbon Research, 2019
Considering typical spectra of a broad range of carbonaceous materials from gas-shale to nanotubes, various ways by which defects show up in Raman spectra are exampled and discussed.
P. Puech   +9 more
semanticscholar   +1 more source

Raman spectroscopic evaluation of human serum using metal plate and 785- and 1064-nm excitation lasers.

open access: yesPLoS ONE, 2019
In this study, we utilized a stainless steel (SUS304) plate for measuring the Raman scattering spectra of body fluid samples. Using this stainless steel plate, we recorded the Raman scattering spectra of 99.5% ethanol and human serum samples by ...
Hiroaki Ito   +4 more
doaj   +1 more source

Characterization of Coals and Coal Ashes with High Si Content Using Combined Second-Derivative Infrared Spectroscopy and Raman Spectroscopy

open access: yesCrystals, 2019
The organic and mineral components in two coals and resulting high-temperature ashes with high silicon content were characterized by second-derivative infrared spectroscopy, Raman spectroscopy, and X-ray diffraction (XRD).
Yanshan Yin   +7 more
doaj   +1 more source

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