Articles with "alignment medium" as a keyword



Self-Assembled Oligopeptide (FK)4 as a Chiral Alignment Medium for the Anisotropic NMR Analysis of Organic Compounds.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c05506

Abstract: Anisotropic NMR parameters have been proven to be powerful for the structural elucidation of organic molecules. Herein, we present an alignment medium based on the self-assembled (FK)4 oligopeptide, showing excellent properties in measurements of anisotropic… read more here.

Keywords: medium; self assembled; alignment medium; anisotropic nmr ... See more keywords

Ti3C2Tx MXene Liquid Crystal: Access to Create Background-Free and Easy-Made Alignment Medium.

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Published in 2022 at "ACS nano"

DOI: 10.1021/acsnano.1c09512

Abstract: The formation of lyotropic liquid crystals (LCs) in two-dimensional (2D) colloidal dispersions enables the production of mesoscopic/macroscopic ordered materials from nanoscale building blocks. In contrast to graphene oxide (GO) LCs, the practical applications of MXene… read more here.

Keywords: background free; alignment medium; ti3c2tx mxene;

Light-Controlled Lyotropic Liquid Crystallinity of Polyaspartates Exploited as Photo-Switchable Alignment Medium.

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Published in 2023 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.2c12760

Abstract: Two polyaspartates bearing ortho-fluorinated azobenzenes (pFAB) as photo-responsive groups in the side chain were synthesized: PpFABLA (1) and co-polyaspartate PpFABLA-co-PBLA [11, 75%(n/n) PpFABLA content]. As a consequence of the E/Z-isomerization of the side chain, PpFABLA… read more here.

Keywords: photo; alignment medium; lyotropic liquid; side chain ... See more keywords

A Highly Versatile Enantiodifferentiating Polyglutamate Alignment Medium to Measure Residual Dipolar Couplings in Non-Polar and Polar Solvents.

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Published in 2025 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.5c09152

Abstract: Helical structures are ubiquitous in nature and exhibit fascinating properties. They are inherently chiral, and many rely on hydrogen bonds to stabilize their conformation. Homopolypeptides of the glutamate type form α-helical secondary structures and are… read more here.

Keywords: residual dipolar; highly versatile; versatile enantiodifferentiating; alignment medium ... See more keywords

Sweet Sidechain: A Glycopeptide-based Alignment Medium to Measure Residual Dipolar Couplings in Neat Acetonitrile

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Published in 2025 at "Journal of Materials Chemistry C"

DOI: 10.1039/d5tc02303c

Abstract: Homopolyglutamates are well-known liquid crystalline polymers (LCPs) with a semi-flexible main chain. The polymeric backbone forms an α-helical secondary structure stabilized through intramolecular hydrogen bonds, making these rigid-rod-type polymers macroscopic... read more here.

Keywords: sidechain glycopeptide; sweet sidechain; medium measure; based alignment ... See more keywords