Results 1 to 10 of about 115 (109)

Abstracts of papers and posters presented at the 2001 Pittsburgh Conference. [PDF]

open access: yesJ Autom Methods Manag Chem, 2001
Journal of Analytical Methods in Chemistry, Volume 23, Issue 4, Page 99-128, 2001.
europepmc   +4 more sources

Abstracts of paper presented at the 2000 Pittsburgh Conference. [PDF]

open access: yesJ Autom Methods Manag Chem, 2001
Journal of Analytical Methods in Chemistry, Volume 23, Issue 2, Page 41-58, 2001.
europepmc   +2 more sources

Structure and Optical Properties of Polycrystalline InxSb30 – xSe70 (0 ≤ x ≤ 25) Chalcogenide Alloys [PDF]

open access: yesЖурнал нано- та електронної фізики, 2016
The spectroscopic studies of various physical properties of glassy and polycrystalline chalcogenide alloys are important due to their importance as active materials in various solid state devices.
Shaveta Sharma   +5 more
doaj   +1 more source

Quantitative Determination of Plant Hormone Abscisic Acid Using Surface Enhanced Raman Spectroscopy

open access: yes智慧农业, 2022
Plant hormone Abscisic Acid (ABA) plays an important role in regulating plant growth. However, the content of ABA in plant tissues is very low, and rapid and sensitive detection methods are urgently needed.
ZHANG Yanyan   +6 more
doaj   +1 more source

Spectroscopic investigation of two Serbian icons painted on canvas [PDF]

open access: yesJournal of the Serbian Chemical Society, 2015
Multianalytical study of two Serbian icons, “The Virgin and Child” and “St. Petka”, painted on canvas by unknown authors was performed in order to identify materials used as pigments, binders and ground layer.
Damjanović Ljiljana   +4 more
doaj   +1 more source

Hydrogen Bonds: Raman Spectroscopic Study [PDF]

open access: yesInternational Journal of Molecular Sciences, 2021
The work outlines general ideas on how the frequency and the intensity of proton vibrations of X–H···Y hydrogen bonding are formed as the bond evolves from weak to maximally strong bonding. For this purpose, the Raman spectra of different chemical compounds with moderate, strong, and extremely strong hydrogen bonds were obtained in the temperature ...
openaire   +2 more sources

Assessment of penetration and permeation of caffeine by confocal Raman spectroscopy in vivo and ex vivo by tape stripping

open access: yesInternational Journal of Cosmetic Science, Volume 45, Issue 1, Page 14-28, February 2023., 2023
Abstract Objective Tape stripping is an often‐used non‐invasive destructive method to investigate the skin penetration of a substance. In recent years, however, the suitability of confocal Raman spectroscopy (CRS) as a non‐invasive method of non‐destructive examination of the skin has become increasingly apparent.
Ghaith Kourbaj   +3 more
wiley   +1 more source

New approach for hair keratin characterization: Use of the confocal Raman spectroscopy to assess the effect of thermal stress on human hair fibre

open access: yesInternational Journal of Cosmetic Science, Volume 44, Issue 5, Page 588-601, October 2022., 2022
Confocal Raman Spectroscopy for the evaluation of the thermoprotective effect of the hair product. Abstract Objective The objective of our research was to investigate the heat‐protecting effect of a product ex vivo and in vivo on human hair fibres. Methods A preparatory study was carried out in order to determine an optimal threshold of thermal stress.
Mohammed Essendoubi   +7 more
wiley   +1 more source

Effect of hydroxypropyl‐β‐cyclodextrin in fluid and semi‐solid submicron emulsions on physiological skin parameters during regular in vivo application

open access: yesInternational Journal of Cosmetic Science, Volume 43, Issue 2, Page 263-268, April 2021., 2021
Lecithin‐based submicron emulsions and gels with cyclodextrin as additive were tested for cosmetic use on skin. No negative effects on skin hydration or barrier function were observed over 4 weeks. Abstract Objective The aim of the present study was to evaluate the effect of hydroxypropyl‐β‐cyclodextrin (HP‐β‐CD) in cosmetic submicron emulsions and ...
Astrid Pany   +7 more
wiley   +1 more source

A Raman spectroscopic study of synthetic giniite [PDF]

open access: yesSpectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 2007
The mineral giniite has been synthesised and characterised by XRD, SEM and Raman and infrared spectroscopy. SEM images of the olive-green giniite display a very unusual image of pseudo-spheres with roughened surfaces of around 1-10microm in size. The face to face contact of the spheres suggests that the spheres are colloidal and carry a surface charge.
Frost, Raymond   +2 more
openaire   +3 more sources

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