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Structure design and image reconstruction of hexagonal-array photonics integrated interference imaging system
2020
IEEE Access
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Traditional architecture designs of the photonics integrated interference imaging systems are of radial patterns and rectangular patterns. ...
The photonics integrated interference imaging technique has attracted intensive attention because of its superior imaging performance and structural compactness. ...
The baseline pairing methods of the photonics integrated interference imaging system (PIIIS) are different from traditional interference antenna arrays, because each lens can only form one baseline in ...
doi:10.1109/access.2020.3013316
fatcat:qhpercbw7jge3agt3x4hjuvrli
Metasurfaces for Quantum Photonics
[article]
2020
arXiv
pre-print
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, quantum entanglement, and single-photon detection. ...
In this Perspective, we review recent progress in the field of quantum-photonics applications of metasurfaces, focusing on innovative and promising approaches to create, manipulate, and detect nonclassical ...
By designing the structure of the metasurface, any desired weak coupling strength between the device and the system can be obtained. ...
arXiv:2007.14722v1
fatcat:clk3w5wjufg3tawe2i75vix2le
Table of contents
2019
2019 Photonics & Electromagnetics Research Symposium - Fall (PIERS - Fall)
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Data Acquisition System . . . . . . . . . . . . . 1113 Interference Probability Calculation Method of Frequency Agile Radar Based on the Spectrum of Interference Signal . . . . . . . . . . . . . . ...
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1691 Analysis and Design of Mutual Inductance Stability Using Hexagonal Coil . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1695 Designs ...
doi:10.1109/piers-fall48861.2019.9021769
fatcat:tkvlcifbifgolbr3u3kt5j3jra
Integrated optical device for Structured Illumination Microscopy
[article]
2022
bioRxiv
pre-print
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The spread of portable and easy-to-align SIM systems requires the development of novel methods to generate a light pattern and to shift it across the field of view of the microscope. ...
AbstractStructured Illumination Microscopy (SIM) is a key technology for high resolution and super-resolution imaging of biological cells and molecules. ...
The device fabrication was partially performed at PoliFAB, the micro-and nanofabrication facility of Politecnico di Milano (www.polifab.polimi.it). ...
doi:10.1101/2022.04.22.489094
fatcat:wklpqktpandnxm5uorweu57gpa
Metamaterial Superlenses Operating at Visible Wavelength for Imaging Applications
2018
Scientific Reports
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Several superlenses are designed and integrated within a same dielectric platform, promoting the proof-of-concept (POC) of possible construction of an array of superlenses (or sub-lenses to create an M-Lens ...
PC structures, and metamaterial lenses based on PC structures for light coupling, light manipulations, photonic integration, biosensing and various imaging applications have been extensively reported in ...
Designing and integrating an array of precise superlenses into a single lens platform will lead to a new class of imaging lens systems which will exhibit high resolution beyond existing state-of-the-art ...
doi:10.1038/s41598-018-33572-y
fatcat:bpfmis4fpjerljdlesoadpyg2q
Application of Annihilation Coincidence Detection to Transaxial Reconstruction Tomography
2020
Journal of Nuclear Medicine
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The CT scanner was a breakthrough that demonstrated the feasibility of imaging cross-sections of the human body without interference from the sections above and below. ...
Furthermore, the reconstructed images exhibited a high signal-to-noise ratio and were quantitative in that the voxel concentration of a positron emitter could actually be measured. ...
This paper was originally presented at the Plenary Session of the 21st Annual Meeting of the Society of Nuclear Medicine, June 1974. Figures 11, 12 , and 17 are used by permission of Radiology. ...
doi:10.2967/jnumed.120.248989
pmid:33293450
fatcat:drcx5nddsjb4jjvzk7brojtafu
Integrated structured light architectures
2021
Scientific Reports
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AbstractThe structural versatility of light underpins an outstanding collection of optical phenomena where both geometrical and topological states of light can dictate how matter will respond or display ...
by design to exploit its topology. ...
Department of Energy Office of Science under contract DE-SC0014664. We would also like to thank and acknowledge Greg Stewart for his artwork contributions. ...
doi:10.1038/s41598-020-80502-y
pmid:33436972
fatcat:trwqgi7qu5ghfowcggqlyc2axe
Integrated Structured Light Architectures
[article]
2020
arXiv
pre-print
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The structural versatility of light underpins an outstanding collection of optical phenomena where both geometrical and topological states of light can dictate how matter will respond or display. ...
light by design to exploit its topology. ...
of structured photonics and its applications. ...
arXiv:2003.14400v1
fatcat:hn6dn6vl2vgtdghzh7k2cyzdja
Direction-division multiplexed holographic free-electron-driven light sources
2018
Applied Physics Letters
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The source comprises a microscopic array of plasmonic surface-relief holographic domains, each tailored to direct electron-induced light emission at a selected wavelength into a collimated beam in a prescribed ...
Such sources, with directional switching/tuning possible at picosecond timescales, may be applied to field emission and surface-conduction electron-emission display technologies, optical multiplexing and ...
The system is configured with a confocal parabolic mirror to project emitted light onto a bandpass-filtered (800 ± 40 nm) nitrogen-cooled imaging CCD array. ...
doi:10.1063/1.5008985
fatcat:ejrpgyty2rgthi42lx5v35rsta
Multi-Beam Interference Advances and Applications: Nano-Electronics, Photonic Crystals, Metamaterials, Subwavelength Structures, Optical Trapping, and Biomedical Structures
2011
Micromachines
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Advances in MBI and MBIL and a very wide range of applications areas including nano-electronics, photonic crystals, metamaterials, subwavelength structures, optical trapping, and biomedical structures ...
Research in recent years has greatly advanced the understanding and capabilities of multi-beam interference (MBI). ...
(b) Image of a 19-sphere array of 2 μm diameter silica spheres trapped in a hexagonal interference pattern formed by three-beam interference (edited with permission from [272] ). ...
doi:10.3390/mi2020221
fatcat:zkeqgrk4qbherglkex5ktpxga4
Proposal for a PET scanner with 4π formula steradian span
2017
2017 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC)
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the image processing and reconstruction. ...
Testing the System Several integration tests were designed and carried out between the different elements of the system. ...
doi:10.1109/nssmic.2017.8532648
fatcat:ibeuinis3fho5fn6blbfhwp7qi
A 31-channel MR brain array coil compatible with positron emission tomography
2014
Magnetic Resonance in Medicine
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Purpose-Simultaneous acquisition of MR and PET images requires the placement of the MR detection coil inside the PET detector ring where it absorbs and scatters photons. ...
Conclusion-The design of the 31-channel PET-compatible coil enables higher sensitivity for PET/MR imaging, paving the way for novel applications in this hybrid-imaging domain. ...
Acknowledgments The authors thank Bastien Guerin, Jonathan Polimeni and Spencer Bowen for their help and contributions. ...
doi:10.1002/mrm.25335
pmid:25046699
pmcid:PMC4500638
fatcat:w77tjrjyc5g6zd4kthobhmfz4m
Microscopies Enabled by Photonic Metamaterials
2022
Sensors
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associated with biological materials while an imaging system records spatial and temporal patterns. ...
Dating back to the first application of surface plasmon resonance (SPR) for label-free detection of biomolecular interactions, resonant optical structures, including waveguides, ring resonators, and photonic ...
design structures that enhance the efficiency of emitted photon capture into the numerical aperture of an objective. ...
doi:10.3390/s22031086
pmid:35161831
pmcid:PMC8840465
fatcat:wwclpvnthrdhpcfi3uni3oaxme
Deterministic composite nanophotonic lattices in large area for broadband applications
2016
Scientific Reports
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photonic quasicrystals as pattern design subsystems. ...
Exotic manipulation of the flow of photons in nanoengineered materials with an aperiodic distribution of nanostructures plays a key role in efficiency-enhanced broadband photonic and plasmonic technologies ...
Irradiance profile for various in-plane quasicrystalline photonic lattice structures could be computed by Fourier reconstruction resulting from the designed superposition of plane waves 26 . ...
doi:10.1038/srep38744
pmid:27941869
pmcid:PMC5150530
fatcat:5w5n4leimnbv5nt23ebavkecw4
Pupil remapping for high contrast astronomy: results from an optical testbed
2009
Optics Express
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It would (i) inject the full pupil of the telescope into an array of single mode fibers, (ii) rearrange the pupil so fringes can be accurately measured, and (iii) permit image reconstruction so that atmospheric ...
The direct imaging and characterization of Earth-like planets is among the most sought-after prizes in contemporary astrophysics, however current optical instrumentation delivers insufficient dynamic range ...
This array consists of a bundle of 36 single-mode fibers precisely aligned on a hexagonal grid. ...
doi:10.1364/oe.17.001925
pmid:19189023
fatcat:frd2g623xbgtfmidwqokppguoy
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