Articles with "ptir" as a keyword



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Nanoscale chemical imaging of individual chemotherapeutic cytarabine-loaded liposomal nanocarriers

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Published in 2018 at "Nano Research"

DOI: 10.1007/s12274-018-2202-x

Abstract: Dosage of chemotherapeutic drugs is a tradeoff between efficacy and side-effects. Liposomes are nanocarriers that increase therapy efficacy and minimize side-effects by delivering otherwise difficult to administer therapeutics with improved efficiency and selectivity. Still, variabilities… read more here.

Keywords: nanoscale chemical; chemical imaging; drug; cytarabine ... See more keywords
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Micro to Nano: Multiscale IR Analyses Reveal Zinc Soap Heterogeneity in a 19th-Century Painting by Corot.

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Published in 2022 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.1c04182

Abstract: Formation and aggregation of metal carboxylates (metal soaps) can degrade the appearance and integrity of oil paints, challenging efforts to conserve painted works of art. Endeavors to understand the root cause of metal soap formation… read more here.

Keywords: soap; century painting; ptir; 19th century ... See more keywords
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Visible to Mid-IR Spectromicroscopy with Top-Down Illumination and Nanoscale (≈10 nm) Resolution.

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Published in 2022 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.2c03685

Abstract: Photothermal induced resonance (PTIR), an atomic force microscopy (AFM) analogue of IR spectroscopy also known as AFM-IR, is capable of nanoscale lateral resolution and finds broad applications in biology and materials science. Here, the spectral… read more here.

Keywords: top illumination; mid spectromicroscopy; ptir; resolution ... See more keywords
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Quantitative Chemical Analysis at the Nanoscale Using the Photothermal Induced Resonance Technique.

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Published in 2017 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.7b03878

Abstract: Photothermal induced resonance (PTIR), also known as AFM-IR, is a scanning probe technique that provides sample composition information with a lateral resolution down to 20 nm. Interest in PTIR stems from its ability to identify… read more here.

Keywords: analysis; ptir; induced resonance; photothermal induced ... See more keywords