Results 31 to 40 of about 91,611 (312)

Advanced methods for enhanced sensing in biomedical Raman spectroscopy

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

Observation of resonance electronic and non-resonance-enhanced vibrationalnatural Raman optical activity

open access: yes, 2022
S.1563-1565Natural resonance electronic Raman optical activity (ROA) is observed forthe first time. Coincidently, the first example of vibrational ROA enhanced bylow-lying electronic transition is reported. These new phenomena were measuredusing the rare-
Nafie, L.A.   +4 more
core   +1 more source

Label-free haemogram using wavelength modulated Raman spectroscopy for identifying immune-cell subset

open access: yes, 2014
The authors thank the UK EPSRC the CR-UK/EPSRC/MRC/DoH (England) imaging Program and the European Union project FAMOS (FP7 ICT, contract no. 317744) for funding, K.D. is a Royal Society-Wolfson Merit Award Holder.Leucocytes in the blood of mammals form a
Bavishna B. Praveen   +9 more
core   +1 more source

Coordination Chemistry of Water-Soluble N, N-Dialkyl-Diglycolamic Acid With U(Ⅵ)

open access: yesHe huaxue yu fangshe huaxue
In this work, the coordination chemistry of the uranyl ion(\begin{document}${\mathrm{UO}}_2^{2+} $\end{document}) with N, N-dimethyl-diglycolamic acid(HDMDGA, HLI) and N, N-diethyl-diglycolamic acid(HDEDGA, HLII) has been systematically studied through ...
Cheng-qi GAO   +9 more
doaj   +1 more source

The Raman redshift of graphene impacted by gold nanoparticles

open access: yesAIP Advances, 2015
The influence of gold nanoparticles (GNPs) on graphene was studied by Raman spectroscopy. It was found that the contact of GNPs could induce the whole Raman spectrum of graphene to redshift. And the shift of the 2D peak is more obvious than that of the G
Xiaoming Zheng   +7 more
doaj   +1 more source

Modulated Raman spectroscopy for enhanced cancer diagnosis at the cellular level

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

Identification Characteristics of Natural and Synthetic Amethyst by Infrared and Polarized Raman Spectroscopy

open access: yesYankuang ceshi, 2019
BACKGROUND The identification of natural and synthetic amethyst is still a challenge for gemological laboratories either at home or abroad. Previous studies focus on twinning, color band, inclusions and the infrared spectrum.
HUANG Wen-qing   +7 more
doaj   +1 more source

Effect of Poly(3-Hexylthiophene):Mixed Fullerene Indene-C60 Multi-Adducts Ratios on the Performance of Organic Solar Cells [PDF]

open access: yesIranian Journal of Materials Science and Engineering, 2023
In this study, poly(3-hexylthiophene) (P3HT) and fullerene Indene-C60 multi-adducts (ICxA) were blended to create a formulation as a solution and thin films, which were prepared under ambient conditions.
Hassan Tarikhum   +3 more
doaj  

Spectroscopic Study for The Pollutants Gelbstoff in Diyala River and Its Effect on Raman Spectrum [PDF]

open access: yesEngineering and Technology Journal, 2005
The aim of this project is to limit the pollutants Gelbstoff in Diyala River and its effect on Raman spectrum by using fluorescence and Raman technique .
Rafid Ali, Uday Nayef, Rafah Nasif
doaj   +1 more source

Variational Mode Decomposition for Raman Spectral Denoising

open access: yesMolecules, 2023
As a fast and non-destructive spectroscopic analysis technique, Raman spectroscopy has been widely applied in chemistry. However, noise is usually unavoidable in Raman spectra. Hence, denoising is an important step before Raman spectral analysis. A novel
Xihui Bian   +4 more
doaj   +1 more source

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