Articles with "optical devices" as a keyword



Emergent Opportunities with Metallic Alloys: From Material Design to Optical Devices

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Published in 2020 at "Advanced Optical Materials"

DOI: 10.1002/adom.202001082

Abstract: Metallic nanostructures and thin films are fundamental building blocks for next‐generation nanophotonics. Yet, the fixed permittivity of pure metals often imposes limitations on the materials employed and/or on device performance. Alternatively, metallic mixtures, or alloys,… read more here.

Keywords: metallic alloys; material design; emergent opportunities; optical devices ... See more keywords

Hierarchical Assembly of 2D Covalent Organic Frameworks into Janus Optical Devices

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Published in 2024 at "Advanced Optical Materials"

DOI: 10.1002/adom.202401193

Abstract: Assembly of 2D molecules into hierarchical structures opens new avenues for creating multifunctional materials, yet fabricating the optical materials with multiscale structural features, and extending functions in a controllable way remains a challenge. Here, an… read more here.

Keywords: frameworks janus; hierarchical assembly; assembly covalent; covalent organic ... See more keywords

Point-of-care optical devices in clinical imaging and screening: a review on the state of the art.

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Published in 2023 at "Journal of biophotonics"

DOI: 10.1002/jbio.202200386

Abstract: Integration of optical technologies in biomedical sciences permitted light manipulation at smaller time‐length scales for specific detection and imaging of biological entities. Similarly, advances in consumer electronics and wireless telecommunications strengthened the development of affordable… read more here.

Keywords: point care; clinical imaging; optical devices; imaging screening ... See more keywords
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Reliability of optical devices for three-dimensional facial anatomy description: a systematic review and meta-analysis.

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Published in 2019 at "International journal of oral and maxillofacial surgery"

DOI: 10.1016/j.ijom.2019.10.019

Abstract: The use of three-dimensional (3D) optical instruments to measure soft tissue facial characteristics is increasing, but systematic assessments of their reliability, practical use in research and clinics, outcome measurements, and advantages and limitations are not… read more here.

Keywords: three dimensional; optical devices; analysis; anatomy ... See more keywords
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Highly Dy2O3 and Er2O3 doped boron-aluminosilicate glasses for magneto-optical devices operating at 2 µm

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Published in 2021 at "Journal of Non-crystalline Solids"

DOI: 10.1016/j.jnoncrysol.2021.120986

Abstract: Abstract Magneto-optical glass materials with large Verdet constants at 2 μm have attracted increasing attention due to the significant advances of novel lasers operating at this wavelength region. In this paper, 13Al2O3-21B2O3-35.4SiO2-(30.6-X)Er2O3-XDy2O3 glasses have been synthesized,… read more here.

Keywords: magneto optical; optical devices; highly dy2o3; dy2o3 er2o3 ... See more keywords

Recent progress in optical devices for mode division multiplex transmission system

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Published in 2019 at "Opto-Electronics Review"

DOI: 10.1016/j.opelre.2019.07.001

Abstract: Abstract The idea of adopting the space domain as the next frontier for optical communication has received increasing attention in the last few years. Optical devices are the integral parts of a mode division multiplexing… read more here.

Keywords: optical devices; system; mode division; transmission ... See more keywords
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Electromagnetic Coupling in Optical Devices Based on Random Arrays of Dielectric Nanoresonators

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Published in 2019 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.9b09430

Abstract: High-index dielectric (HID) antennas are a promising alternative to realize low-loss optical devices. Practical devices require simultaneous activity of many antennas working in unison, where the m... read more here.

Keywords: random arrays; based random; optical devices; electromagnetic coupling ... See more keywords

Clinically applicable optical imaging technology for body size and shape analysis: comparison of systems differing in design

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Published in 2017 at "European Journal of Clinical Nutrition"

DOI: 10.1038/ejcn.2017.142

Abstract: Background/Objectives:Recent advances have extended anthropometry beyond flexible tape measurements to automated three-dimensional optical devices that rapidly acquire hundreds of body surface dimensions. Three new devices were recently introduced that share in common inexpensive optical cameras.… read more here.

Keywords: flexible tape; systems differing; optical devices; optical imaging ... See more keywords

Broadband achromatic transmission stealth cloak based on all dielectric metasurfaces

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Published in 2024 at "Physica Scripta"

DOI: 10.1088/1402-4896/ad5803

Abstract: The emergence of metasurface technology has brought innovation to the design of optical devices, and many optical devices based on metasurface have been proposed. However, the inherent dispersion of metasurface structures limits their ability to… read more here.

Keywords: broadband; stealth; optical devices; stealth cloak ... See more keywords

Point-coupling Hamiltonian for frequency-independent linear optical devices

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Published in 2019 at "Physical Review A"

DOI: 10.1103/physreva.100.043827

Abstract: We present the point-coupling Hamiltonian as a model for broadband linear optical devices acting on propagating optical modes described as a continua of harmonic oscillators. We formally integrate the Heisenberg equations of motion for this… read more here.

Keywords: coupling hamiltonian; optical devices; point coupling; linear optical ... See more keywords

Optical devices as thin as atoms.

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Published in 2024 at "Science"

DOI: 10.1126/science.adk7707

Abstract: Controlling exciton resonances in twodimensional materials can create dynamic flat optics. read more here.

Keywords: thin atoms; optical devices; devices thin;