Articles with "infrared optical" as a keyword



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Discrimination of Complex Activation Patterns in Near Infrared Optical Tomography with Artificial Neural Networks.

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Published in 2018 at "Advances in experimental medicine and biology"

DOI: 10.1007/978-3-319-91287-5_50

Abstract: Near-infrared optical tomography (NIROT) has great promise for many clinical problems. Here we focus on the study of brain function. During NIROT image reconstruction of brain activity, an inverse problem has to be solved that… read more here.

Keywords: neural networks; near infrared; infrared optical; optical tomography ... See more keywords
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Far-infrared optical properties of Hg1−Cd Se thin films

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Published in 2019 at "Solid State Communications"

DOI: 10.1016/j.ssc.2019.113729

Abstract: Abstract Using a combination of reflectivity and ellipsometry, we determined the far-infrared dielectric functions of molecular beam epitaxy-grown Hg1−xCdxSe thin films between 85 cm−1 and 8, 000 cm−1. Spectroscopic ellipsometry, performed between 400 cm−1 and 8000 cm−1, recovered the… read more here.

Keywords: thin films; optical properties; properties hg1; far infrared ... See more keywords
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Experimental research on resistance of infrared optical windows to erosion caused by ice particle impact

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Published in 2018 at "Wear"

DOI: 10.1016/j.wear.2017.10.017

Abstract: Abstract The erosion resistance of infrared optical windows was studied experimentally using ice particles of 2 mm diameter. Single ice particles were accelerated to approximately Mach 4.7 using a two-stage light gas gun. Sapphire and zinc… read more here.

Keywords: impact; erosion; infrared optical; resistance ... See more keywords
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Assessing the Healing of Venous Leg Ulcers Using a Noncontact Near-Infrared Optical Imaging Approach.

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Published in 2017 at "Advances in wound care"

DOI: 10.1089/wound.2017.0745

Abstract: Objective: Venous leg ulcers (VLUs) are one of the most common complications in lower extremity wounds. To date, clinicians employ visual inspection of the wound site during its healing process by monitoring surface granulation and… read more here.

Keywords: venous leg; leg ulcers; near infrared; optical imaging ... See more keywords
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Millijoule 265 fs Tm:YAP regenerative amplifier for driving ultrabroad band collinear mid-infrared optical parametric amplifiers.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.452429

Abstract: Generation of 265-fs millijoule pulses at 1940 nm from a solid-state regenerative amplifier has been demonstrated. The amplification chain consists of a thulium-doped fluoride (Tm:ZBLAN) fiber oscillator, a two stage Tm:ZBLAN fiber preamplifier, and a… read more here.

Keywords: optical parametric; mid infrared; infrared optical; regenerative amplifier ... See more keywords
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Exciton-induced mid-infrared optical nonlinearity of wide bandgap hexagon boron nitride.

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Published in 2022 at "Optics letters"

DOI: 10.1364/ol.452050

Abstract: In this Letter, an exciton absorption assumption is made to explain the mid-infrared saturable absorption performance of the 2D h-BN nanosheet. The exciton binding energy of ∼0.4 eV corresponds to the light wavelength around 3… read more here.

Keywords: exciton; mid infrared; induced mid; infrared optical ... See more keywords
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An infrared optical pacing system for screening cardiac electrophysiology in human cardiomyocytes

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Published in 2017 at "PLoS ONE"

DOI: 10.1371/journal.pone.0183761

Abstract: Human cardiac myocytes derived from pluripotent stem cells (hCM) have invigorated interest in genetic disease mechanisms and cardiac safety testing; however, the technology to fully assess electrophysiological function in an assay that is amenable to… read more here.

Keywords: system screening; pacing; infrared optical; pacing system ... See more keywords
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Tunable Infrared Optical Switch Based on Vanadium Dioxide

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Published in 2021 at "Nanomaterials"

DOI: 10.3390/nano11112988

Abstract: A tunable infrared optical switch based on a plasmonic structure consisting of aluminum nanoarrays with a thin film of vanadium dioxide is proposed. This optical switch can realize arbitrary wavelength-selective optical switching in the mid-infrared… read more here.

Keywords: switch; infrared optical; optical switch; vanadium dioxide ... See more keywords