Articles with "induced chirality" as a keyword



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Polarization-Induced Chirality in Metamaterials via Optomechanical Interaction

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Published in 2017 at "Advanced Optical Materials"

DOI: 10.1002/adom.201600760

Abstract: A novel type of metamaterial is introduced, where the structural symmetry can be controlled by optical forces. Since symmetry sets fundamental bounds on the optical response, symmetry breaking changes the properties of metamaterials qualitatively over… read more here.

Keywords: polarization; polarization induced; symmetry; chirality metamaterials ... See more keywords
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Optically Active CdSe-Dot/CdS-Rod Nanocrystals with Induced Chirality and Circularly Polarized Luminescence.

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Published in 2018 at "ACS nano"

DOI: 10.1021/acsnano.8b00112

Abstract: Ligand-induced chirality in semiconductor nanocrystals (NCs) has attracted attention because of the tunable optical properties of the NCs. Induced circular dichroism (CD) has been observed in CdX (X = S, Se, Te) NCs and their… read more here.

Keywords: cdse dot; circularly polarized; polarized luminescence; dot cds ... See more keywords
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Unprecedented phthalocyanine–porphyrin-fused oligomers with induced chirality nature

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Published in 2017 at "Inorganic chemistry frontiers"

DOI: 10.1039/c6qi00496b

Abstract: Optically active binaphthyl units have been introduced onto the periphery of the phthalocyanine chromophores in phthalocyanine–porphyrin-fused oligomers, resulting in the first (R)- and (S)-enantiomers of Pc–Por-fused dimer 1 and trimer 2 with induced chirality nature.… read more here.

Keywords: phthalocyanine porphyrin; porphyrin fused; chirality nature; fused oligomers ... See more keywords
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On Raman optical activity sign-switching between the ground and excited states leading to an unusual resonance ROA induced chirality†

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Published in 2020 at "Chemical Science"

DOI: 10.1039/d0sc05345g

Abstract: Raman optical activity (ROA) spectra recorded for a chiral naphthalene diimide derivative (nBu-NDI–BINAM) dissolved in a series of solvents exhibit strong solute to solvent induced chirality with: (1) dominating bands of solvents, (2) nBu-NDI–BINAM resonance… read more here.

Keywords: resonance; sign; optical activity; raman optical ... See more keywords
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Mechanism of diastereoisomer-induced chirality of BiOBr

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Published in 2022 at "Chemical Science"

DOI: 10.1039/d1sc05601h

Abstract: Chiral molecule-driven asymmetric structures are known to be elusive because of the intriguing chirality transfer from chiral molecules to achiral species. Here, we found that the chiral assembly of BiOBr is independent of the chirality… read more here.

Keywords: diastereoisomer induced; induced chirality; mechanism diastereoisomer; biobr ... See more keywords
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Anionic ligand-induced chirality in perovskite nanoplatelets.

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Published in 2023 at "Chemical communications"

DOI: 10.1039/d2cc05469h

Abstract: Perovskite materials passivated by chiral ligands have recently shown unique chiroptical activity with promising optoelectronic applications. However, the ligands have been limited to chiral amines. Here, chiral phosphate molecules have been exploited to synthesize CsPbBr3… read more here.

Keywords: ligand induced; perovskite nanoplatelets; induced chirality; anionic ligand ... See more keywords
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Broadband asymmetric transmission via angle-induced chirality enhancement in split ring resonators

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Published in 2020 at "Journal of Applied Physics"

DOI: 10.1063/5.0013033

Abstract: Asymmetric Transmission (AT) allows direction-sensitive control of electromagnetic waves that is highly desirable in optical and microwave communication applications. In this paper, an angle-induced chirality enhancement approach is proposed through the introduction of angled splits… read more here.

Keywords: transmission; split ring; angle induced; asymmetric transmission ... See more keywords
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Laser-Induced Chirality of Plasmonic Nanoparticles Embedded in Porous Matrix

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Published in 2023 at "Nanomaterials"

DOI: 10.3390/nano13101634

Abstract: Chiral plasmonic nanostructures have emerged as promising objects for numerous applications in nanophotonics, optoelectronics, biosensing, chemistry, and pharmacy. Here, we propose a novel method to induce strong chirality in achiral ensembles of gold nanoparticles via… read more here.

Keywords: circular dichroism; induced chirality; plasmonic nanoparticles; chirality plasmonic ... See more keywords