Articles with "field optical" as a keyword



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Fractal analysis of en face tomographic images obtained with full field optical coherence tomography

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Published in 2017 at "Annalen der Physik"

DOI: 10.1002/andp.201600216

Abstract: The quantitative modeling of the imaging signal of pathological areas and healthy areas is necessary to improve the specificity of diagnosis with tomographic en face images obtained with full field optical coherence tomography (FFOCT). In… read more here.

Keywords: optical coherence; field optical; images obtained; full field ... See more keywords
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Use of high‐resolution full‐field optical coherence tomography and dynamic cell imaging for rapid intraoperative diagnosis during breast cancer surgery

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Published in 2020 at "Cancer"

DOI: 10.1002/cncr.32838

Abstract: Although traditional intraoperative assessments (ie, frozen sections) may lower reoperation rates in patients with breast cancer, time/tissue limitations and accuracy concerns have discouraged their routine clinical use. Full‐field optical coherence tomography (FFOCT) and dynamic cell… read more here.

Keywords: optical coherence; field optical; full field; breast cancer ... See more keywords
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3D measurements of micro‐objects based on monocular wide‐field optical microscopy with extended depth of field

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Published in 2018 at "Microscopy Research and Technique"

DOI: 10.1002/jemt.23108

Abstract: Monocular rotational microscopes suffer from shallow depth of field and reduced field of view. Consequently, we propose monocular wide‐field optical microscopy with extended depth of field to enable accurate 3D measurements of micro‐objects. We use… read more here.

Keywords: field optical; microscopy; depth field; field ... See more keywords
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The utility of wide-field optical coherence tomography angiography in diagnosis and monitoring of proliferative diabetic retinopathy in pregnancy

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Published in 2022 at "American Journal of Ophthalmology Case Reports"

DOI: 10.1016/j.ajoc.2022.101280

Abstract: Purpose Diabetic retinopathy is an increasingly common complication of diabetes mellitus that benefits from early diagnosis and frequent monitoring, especially in pregnancy where there is a greater risk of progression. Fundus fluorescein angiography is currently… read more here.

Keywords: field optical; diabetic retinopathy; diagnosis; angiography ... See more keywords
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Probing the Local Dielectric Function of WS2 on an Au Substrate by Near Field Optical Microscopy Operating in the Visible Spectral Range

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Published in 2021 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2021.151672

Abstract: The optoelectronic properties of nanoscale systems such as carbon nanotubes (CNTs), graphene nanoribbons and transition metal dichalcogenides (TMDCs) are determined by their dielectric function. This complex, frequency dependent function is affected by excitonic resonances, charge… read more here.

Keywords: field optical; dielectric function; microscopy; near field ... See more keywords
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Effect of Co 2+ ions on the ligand field, optical, and structural properties of ZnLiB glasses

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Published in 2017 at "Optik"

DOI: 10.1016/j.ijleo.2017.04.042

Abstract: Abstract Glass systems with composition x CoO-(25-x) ZnO-75 Li 2 B 4 O 7 , (where x = 0, 0.5, 1, 2 and 3 mol%) were prepared by conventional melt-quenching technique. The density and molar volume of the… read more here.

Keywords: field optical; ligand field; field; ions ligand ... See more keywords
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Local near-field optical response of gold nanohole excited by propagating plasmonic excitations

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Published in 2022 at "Optics Communications"

DOI: 10.1016/j.optcom.2021.127498

Abstract: Abstract The remote excitation of a localized surface plasmons (LSP) by the propagating plasmonic excitations, i.e., propagating surface plasmons (PSP), receives increasing attention in recent years. Here, we study the local near-field optical response of… read more here.

Keywords: field optical; local near; field; near field ... See more keywords
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Imaging of Plasmonic Eigen Modes in Gold Triangular Mesoplates by Near-Field Optical Microscopy

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Published in 2018 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.8b00678

Abstract: We investigated the spectral and spatial characteristics of plasmons induced in chemically synthesized triangular gold nano- and microplates by aperture-type scanning near-field optical microscopy. Near-field transmission images taken at plasmon resonance wavelengths showed two-dimensional oscillating… read more here.

Keywords: field optical; optical microscopy; microscopy; near field ... See more keywords
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Far-Infrared Near-Field Optical Imaging and Kelvin Probe Force Microscopy of Laser-Crystallized and -Amorphized Phase Change Material Ge3Sb2Te6.

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Published in 2021 at "Nano letters"

DOI: 10.1021/acs.nanolett.1c02353

Abstract: Chalcogenide phase change materials reversibly switch between non-volatile states with vastly different optical properties, enabling novel active nanophotonic devices. However, a fundamental understanding of their laser-switching behavior is lacking and the resulting local optical properties… read more here.

Keywords: field optical; laser; phase change; microscopy ... See more keywords
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Plasmofluidic-Based Near-Field Optical Trapping of Dielectric Nano-Objects Using Gold Nanoislands Sensor Chips.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c12651

Abstract: Near-field optical manipulation has been widely used for guiding and trapping nanoscale objects close to an optical-active interface. This near-field manipulation opens opportunities for next-generation biosensing with the capability of large-area trapping and in situ… read more here.

Keywords: near field; dielectric nano; nano objects; gold nanoislands ... See more keywords
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Evolution of near- and far-field optical properties of Au bipyramids upon epitaxial deposition of Ag.

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Published in 2020 at "Nanoscale"

DOI: 10.1039/d0nr00330a

Abstract: Bimetallic plasmonic nanostructures provide composition and spatial distribution of the individual components in the nanostructure in addition to overall size and morphology as degrees of freedom for tuning near- and far-field optical responses. AgAuAg nanorods… read more here.

Keywords: field optical; far field; field; deposition ... See more keywords