Results 51 to 60 of about 357,223 (321)

Interconnection network architectures based on integrated orbital angular momentum emitters [PDF]

open access: yes, 2018
Novel architectures for two-layer interconnection networks based on concentric OAM emitters are presented. A scalability analysis is done in terms of devices characteristics, power budget and optical signal to noise ratio by exploiting experimentally ...
Bogoni, Antonella   +7 more
core   +2 more sources

Holographic display method to suppress speckle noise based on effective utilization of two spatial light modulators.

open access: yesOptics Express, 2019
In this paper, a holographic display method to suppress the speckle noise is proposed. Firstly, the effective viewing area (EVA) of the reconstructed image is calculated. The object points are separated into groups by pixel separation.
Di Wang   +3 more
semanticscholar   +1 more source

Fast Arbitrary Waveform Generation by Using Digital Micromirror Arrays

open access: yesIEEE Photonics Journal, 2013
We demonstrate fast optical arbitrary waveform generation by using the MEMS digital micromirror arrays. The desired radio-frequency waveforms are achieved by properly shaping the spectrum of the broadband optical source via using micromirror arrays as a ...
Salih K. Kalyoncu   +3 more
doaj   +1 more source

Photonic Discrete-time Quantum Walks and Applications

open access: yesEntropy, 2018
We present a review of photonic implementations of discrete-time quantum walks (DTQW) in the spatial and temporal domains, based on spatial- and time-multiplexing techniques, respectively.
Leonardo Neves, Graciana Puentes
doaj   +1 more source

Application of digital micromirror devices (DMD) in biomedical instruments

open access: yesJournal of Innovative Optical Health Sciences, 2020
There is an ongoing technological revolution in the field of biomedical instruments. Consequently, high performance healthcare devices have led to remarkable economic developments in the medical hardware industry.
Ziyun Zhuang, Ho Pui Ho
doaj   +1 more source

Electrical 2{\pi} phase control of infrared light in a 350nm footprint using graphene plasmons

open access: yes, 2017
Modulating the amplitude and phase of light is at the heart of many applications such as wavefront shaping, transformation optics, phased arrays, modulators and sensors.
Gao, Yuanda   +10 more
core   +1 more source

Applications of Spatial Light Modulators in Raman Spectroscopy

open access: yesApplied Spectroscopy, 2019
Advances in consumer display screen technologies have historically been adapted by researchers across the fields of optics as they can be used as electronically controlled spatial light modulators (SLMs) for a variety of uses.
F. Sinjab, Z. Liao, I. Notingher
semanticscholar   +1 more source

Nano-electromechanical spatial light modulator enabled by asymmetric resonant dielectric metasurfaces

open access: yesNature Communications, 2022
Spatial light modulators (SLMs) play essential roles in various free-space optical technologies, offering spatio-temporal control of amplitude, phase, or polarization of light.
Hyounghan Kwon, Tianzhe Zheng, A. Faraon
semanticscholar   +1 more source

Fast Calculation of Computer Generated Holograms for 3D Photostimulation through Compressive-Sensing Gerchberg–Saxton Algorithm

open access: yesMethods and Protocols, 2018
The use of spatial light modulators to project computer generated holograms is a common strategy for optogenetic stimulation of multiple structures of interest within a three-dimensional volume.
Paolo Pozzi   +6 more
doaj   +1 more source

Spatial-Light-Modulator-Based Multichannel Data Transmission by Vortex Beams of Various Orders

open access: yesItalian National Conference on Sensors, 2021
We report an atmospheric multichannel data transmission system with channel separation by vortex beams of various orders, including half-integer values. For the demultiplexing of the communication channels, a multichannel diffractive optical element (DOE)
S. Khonina, S. Karpeev, M. A. Butt
semanticscholar   +1 more source

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