Articles with "dichroism" as a keyword



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Linear Dichroism Conversion in Quasi-1D Perovskite Chalcogenide.

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Published in 2019 at "Advanced materials"

DOI: 10.1002/adma.201902118

Abstract: Anisotropic photonic materials with linear dichroism are crucial components in many sensing, imaging, and communication applications. Such materials play an important role as polarizers, filters, and waveplates in photonic devices and circuits. Conventional crystalline materials… read more here.

Keywords: dichroism; linear dichroism; dichroism conversion; perovskite chalcogenide ... See more keywords
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Fano-Enhanced Circular Dichroism in Deformable Stereo Metasurfaces.

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Published in 2020 at "Advanced materials"

DOI: 10.1002/adma.201907077

Abstract: 2D metasurfaces have emerged as a paradigm-shifting platform for light management with considerable miniaturization and alleviated fabrication challenges than their 3D counterparts. However, the appearance of in-plane mirror symmetry and reduced dimensions impose fundamental restraints… read more here.

Keywords: fano enhanced; dichroism; enhanced circular; circular dichroism ... See more keywords
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Plasmonic Circular Dichroism of Gold Nanoparticle Based Nanostructures

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Published in 2019 at "Advanced Optical Materials"

DOI: 10.1002/adom.201801590

Abstract: With great advances in wet chemical synthesis of nanoparticles (NPs), plasmonic NPs with various sizes and morphologies are easily available nowadays and demonstrate great potentials in optical, electronic, and biomedical applications. Plasmonic circular dichroism (CD),… read more here.

Keywords: dichroism; plasmonic nps; circular dichroism; plasmonic circular ... See more keywords
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Dual‐Functional Metasurface toward Giant Linear and Circular Dichroism

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Published in 2020 at "Advanced Optical Materials"

DOI: 10.1002/adom.201902061

Abstract: As a kind of artificial surface composed of subwavelength meta‐atoms, metasurface has shown great potential in full vectorial electromagnetic manipulation. Here, a dual‐functional metasurface that is capable of generating 97% linear dichroism and 87% circular… read more here.

Keywords: dual functional; dichroism; metasurface toward; circular dichroism ... See more keywords
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Tailoring Circular Dichroism for Simultaneous Control of Amplitude and Phase via Ohmic Dissipation Metasurface

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Published in 2021 at "Advanced Optical Materials"

DOI: 10.1002/adom.202100140

Abstract: Circular dichroism, as one of the exotic phenomena, derives from chirality biomolecules in nature, expressing differential absorption of spin angular momentum. The concept of dichroism has been migrated to the field of artificial materials and… read more here.

Keywords: simultaneous control; dichroism; circular dichroism; amplitude phase ... See more keywords
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Solvent-dependent inversion of circular dichroism signal in naproxen: An unusual effect!

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Published in 2018 at "Chirality"

DOI: 10.1002/chir.22988

Abstract: The electronic circular dichroism (ECD) spectra of naproxen enantiomers were studied as a function of solvents using experimental (circular dichroism) and theoretical (time-dependent density functional theory) approaches. The (R)- and (S)-naproxen enantiomers presented an unusual… read more here.

Keywords: dichroism; solvent dependent; inversion circular; circular dichroism ... See more keywords
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Circular dichroism of molecular aggregates: A tutorial.

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Published in 2023 at "Chirality"

DOI: 10.1002/chir.23565

Abstract: In this tutorial, we guide the reader through two alternative approaches to the calculation of circular dichroism (CD) spectra of chiral supramolecular assemblies of non-chiral chromophores. The two seemingly different approaches rely on the same… read more here.

Keywords: dichroism molecular; dichroism; molecular aggregates; aggregates tutorial ... See more keywords
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A computational approach for modeling electronic circular dichroism of solvated chromophores

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Published in 2022 at "Journal of Computational Chemistry"

DOI: 10.1002/jcc.27001

Abstract: The present study consists in a novel computational protocol to model the UV‐circular dichroism spectra of solvated species. It makes use of quantum‐chemical calculations on a series of conformations of a flexible chromophore or on… read more here.

Keywords: modeling electronic; computational approach; approach modeling; electronic circular ... See more keywords
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Separation and identification of cetirizine enantiomers in human urine by CE and circular dichroism independent of their standards.

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Published in 2023 at "Journal of separation science"

DOI: 10.1002/jssc.202200901

Abstract: Enantioseparation and determination of chiral drugs are of vital importance in biochemical and pharmaceutical research, due to the different biological activity, mechanism, and toxicity of individual enantiomers. As a second-generation H(1)-antagonist, cetirizine's pharmaceutical activity is… read more here.

Keywords: human urine; cetirizine enantiomers; identification; dichroism ... See more keywords

Synthesis of Co-lean and Co-rich Li2CoTi3O8-based pigments: Potential Co reduction and blue-green dichroism

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Published in 2019 at "Ceramics International"

DOI: 10.1016/j.ceramint.2019.03.036

Abstract: Abstract Li2CoTi3O8 pigment is a cobalt-based blue pigment and is highly safe as it is actually used for cosmetics such as an eye shadow and a lipstick. Despite its excellent features, available reports on Li2CoTi3O8… read more here.

Keywords: dichroism; lean rich; pigment; reduction ... See more keywords
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Topological defects related to linear dichroism. Generation of vector-vortex beams

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Published in 2021 at "Optik"

DOI: 10.1016/j.ijleo.2021.166335

Abstract: Abstract We show that the effect of linear dichroism produces vector-vortex beams in axially inhomogeneous optically birefringent material samples. When the linear dichroism dominates (the corresponding parameter σ = 0), a vector-vortex beam is generated at the… read more here.

Keywords: topological defects; dichroism; vortex beams; vector vortex ... See more keywords