Articles with "raman spectrometer" as a keyword



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Glasswing‐Butterfly‐Inspired Multifunctional Scleral Lens and Smartphone Raman Spectrometer for Point‐of‐Care Tear Biomarker Analysis

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202205113

Abstract: Augmenting contact lenses with sensing capabilities requires incorporating multiple functionalities within a diminutive device. Inspired by multifunctional biophotonic nanostructures of glasswing butterflies, a nanostructured scleral lens with enhanced optical, bactericidal, and sensing capabilities is reported.… read more here.

Keywords: point care; scleral lens; raman spectrometer; inspired multifunctional ... See more keywords
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Using a portable Raman spectrometer to detect carotenoids of halophilic prokaryotes in synthetic inclusions in NaCl, KCl, and sulfates

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Published in 2018 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-018-1098-3

Abstract: AbstractCell suspensions of the haloarchaea Halorubrum sodomense and Halobacterium salinarum and the extremely halophilic bacterium Salinibacter ruber (Bacteroidetes) in saturated solutions of chlorides and sulfates (NaCl, KCl, MgSO4·7H2O, K2SO4, and (NH4)Al(SO4)2·12H2O) were left to evaporate… read more here.

Keywords: raman; portable raman; nacl kcl; sulfates using ... See more keywords
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Raman spectrometer for field determination of H2O in natural gas pipelines

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Published in 2018 at "Journal of Natural Gas Science and Engineering"

DOI: 10.1016/j.jngse.2018.05.015

Abstract: Abstract Spontaneous Raman spectroscopy was used to measure changes in the ratio of water vapor to molecular nitrogen gas in laboratory air sample with relative uncertainty of 5 × 10−4 during 100 s observations. Experimental data were collected… read more here.

Keywords: determination h2o; gas; field determination; natural gas ... See more keywords
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Quantification of gemcitabine intravenous drugs by direct measurement in chemotherapy plastic bags using a handheld Raman spectrometer.

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Published in 2019 at "Talanta"

DOI: 10.1016/j.talanta.2018.11.062

Abstract: Abstract This aim of this study was to assess the ability of Raman spectroscopy to quantify antineoplastic drugs directly in the finished product in plastic bags using a handled Raman spectrometer. Gemcitabine diluted in 0.9%… read more here.

Keywords: plastic; bags using; plastic bags; raman spectrometer ... See more keywords
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Fabricating a Raman spectrometer using an optical pickup unit and pulsed power

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Published in 2020 at "Scientific Reports"

DOI: 10.1038/s41598-020-68650-7

Abstract: Although Raman spectroscopy is a major analytical tool in modern chemical experiments, commercial Raman spectrometers remain very pricey for educational and research purposes in individual university laboratories. Thus, this study focused on the structural similarity… read more here.

Keywords: raman spectrometer; pulsed power; raman; optical pickup ... See more keywords
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Alignment of the aberration-free XUV Raman spectrometer at FLASH.

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Published in 2019 at "Journal of synchrotron radiation"

DOI: 10.1107/s160057751801576x

Abstract: An extreme-ultraviolet (XUV) double-stage Raman spectrometer is permanently installed as an experimental end-station at the PG1 beamline of the soft X-ray/XUV free-electron laser in Hamburg, FLASH. The monochromator stages are designed according to the Czerny-Turner… read more here.

Keywords: flash; aberration free; raman spectrometer; xuv ... See more keywords
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Handheld Raman Spectrometer Instrumentation for Quantitative Tuberculosis Biomarker Detection: A Performance Assessment for Point-of-Need Infectious Disease Diagnostics

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Published in 2018 at "Applied Spectroscopy"

DOI: 10.1177/0003702818770666

Abstract: Techniques for the detection of disease biomarkers are key components in the protection of human health. While work over the last few decades has redefined the low-level measurement of disease biomarkers, the translation of these… read more here.

Keywords: detection; point need; disease; performance ... See more keywords
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Rapid and Quantitative Detection of Aflatoxin B1 in Grain by Portable Raman Spectrometer

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Published in 2020 at "Applied Spectroscopy"

DOI: 10.1177/0003702820951891

Abstract: Many foodstuffs are extremely susceptible to contamination with aflatoxins, in which aflatoxin B1 is highly toxic and carcinogenic. Therefore, it is crucial to develop a rapid and effective analytical method for detecting and monitoring aflatoxin… read more here.

Keywords: detection; detection aflatoxin; portable raman; raman spectrometer ... See more keywords