Articles with "modulation optical" as a keyword



Modulation of optical properties of BODIPY fluorophore via intramolecular charge transfer

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Published in 2018 at "Journal of Luminescence"

DOI: 10.1016/j.jlumin.2017.09.024

Abstract: Abstract Charge transfer characteristics of BODIPY-benzimidazole conjugate dyes (KT01-03) were investigated using UV–vis, steady state and time-resolved fluorescence spectroscopy measurements. All the synthesized dye molecules exhibited intense intramolecular charge transfer character and displayed a bathochromic… read more here.

Keywords: modulation optical; intramolecular charge; optical properties; charge ... See more keywords

Robotic Nanomanipulation Based on Spatiotemporal Modulation of Optical Gradients.

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Published in 2024 at "ACS nano"

DOI: 10.1021/acsnano.4c06596

Abstract: Robotic nanomanipulation emerges as a cutting-edge technique pivotal for in situ nanofabrication, advanced sensing, and comprehensive material characterization. In this study, we develop an optical robotic platform (ORP) for the dynamic manipulation of colloidal nanoparticles… read more here.

Keywords: modulation optical; robotic nanomanipulation; nanomanipulation; spatiotemporal modulation ... See more keywords
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Sub-wavelength modulation of χ(2) optical nonlinearity in organic thin films

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Published in 2017 at "Nature Communications"

DOI: 10.1038/ncomms14269

Abstract: Modulating the second-order nonlinear optical susceptibility (χ(2)) of materials at the nanoscale represents an ongoing technological challenge for a variety of integrated frequency conversion and nonlinear nanophotonic applications. Here we exploit the large hyperpolarizability of… read more here.

Keywords: modulation optical; nonlinearity; sub wavelength; wavelength modulation ... See more keywords

Giant modulation of optical nonlinearity by Floquet engineering.

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Published in 2021 at "Nature"

DOI: 10.1038/s41586-021-04051-8

Abstract: Strong periodic driving with light offers the potential to coherently manipulate the properties of quantum materials on ultrafast timescales. Recently, strategies have emerged to drastically alter electronic and magnetic properties by optically inducing non-trivial band… read more here.

Keywords: giant modulation; optical nonlinearity; modulation optical; engineering ... See more keywords

Distinctive modulation of optical anisotropy by halogens in α/β-Cd-P-X (X = Cl, Br, and I).

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Published in 2021 at "Dalton transactions"

DOI: 10.1039/d1dt01168e

Abstract: Birefringent materials are widely applied as photoelectric functional field devices to modulate the polarization of lasers. The introduction of a halogen into the structure of crystals could balance the relationship between the band gap Eg… read more here.

Keywords: modulation optical; distinctive modulation; anisotropy halogens; optical anisotropy ... See more keywords
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Modulation of the optical properties of ZnS QD-embedded glass through aluminum and manganese doping

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Published in 2021 at "Journal of Materials Chemistry C"

DOI: 10.1039/d1tc02285g

Abstract: Incorporation of Al3+ ions into ZnS QDs is found to induce VZn, which act as a dispersant to reduce the concentration quenching of the Mn-related emission and achieve energy transfer from the ZnS QDs to… read more here.

Keywords: embedded glass; modulation optical; zns embedded; optical properties ... See more keywords

Modulation of the optical and transport properties of epitaxial SrNbO3 thin films by defect engineering

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Published in 2024 at "Journal of Applied Physics"

DOI: 10.1063/5.0179267

Abstract: The discovery of strontium niobate (SNO) as a potentially new transparent electrode has generated much interest due to its implications in various optoelectronic devices. Pristine SNO exhibits exceptionally low resistivity (∼10−4 Ω cm) at room temperature. However,… read more here.

Keywords: transport; modulation optical; transparent electrode; thin films ... See more keywords
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Diffractive VO2 metagrating for strong multi-objective amplitude modulation of optical reflection

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Published in 2021 at "Applied Optics"

DOI: 10.1364/ao.417128

Abstract: Ultracompact dynamic modulation of light waves in free space has been one of the most desired goals in the field of optics and photonics. Recently, various strategies of combining optical metasurfaces and phase-change materials with… read more here.

Keywords: modulation; modulation optical; reflection; multi objective ... See more keywords