Results 21 to 30 of about 4,940 (242)

Progress of infrared guided-wave nanophotonic sensors and devices

open access: yesNano Convergence, 2020
Nanophotonics, manipulating light–matter interactions at the nanoscale, is an appealing technology for diversified biochemical and physical sensing applications.
Yiming Ma, Bowei Dong, Chengkuo Lee
doaj   +1 more source

Method for determination of resists parameters for photonic - integrated circuits e-beam lithography on silicon nitride platform [PDF]

open access: yesEPJ Web of Conferences, 2019
In the work the thicknesses of the e-beam resists ZEP 520A and ma-N 2400 by using non-destructive method were measured, as well as recipe for the high ratio between the Si3N4 and the resists etching rate was determined.
Elmanov Ilia   +6 more
doaj   +1 more source

Modeling With RTS Noise Characterization of Novel Embedded Photogate Single-Photon Avalanche Diode for Circuit Simulations

open access: yesIEEE Photonics Journal, 2022
Single-photon avalanche diodes (SPADs) are widely used for weak light detection due to their high gain and high sensitivity. Unfortunately, SPAD devices have random telegraph signal (RTS) noise during the avalanche transition phase, which makes circuit ...
Jian Yang   +5 more
doaj   +1 more source

Flexible Silicon Dimer Nanocavity with Electric and Magnetic Enhancement

open access: yesPhotonics, 2022
High-index dielectrics have recently been regarded as promising building blocks in nanophotonics owing to optical electric and magnetic Mie resonances. In particular, silicon is gaining great interest as the backbone of modern technology.
Chengda Pan   +7 more
doaj   +1 more source

Sensing Performance of Mono and Bimetallic Nano Photonics Surface Enhanced Raman Scattering (SERS) Devices [PDF]

open access: yesEngineering and Technology Journal, 2021
In this research, sensing performance of mono and bimetallic nanophotonics SERS sensors of gold-silver nano-columns for the detection of chlorpyrifos was investigated. For optimum substrates for Gold-silver/nano-column surface-enhanced, Raman scattering (
Doaa Jubair, Alwan Alwan, Walid Hamoudi
doaj   +1 more source

Ultracompact TM-Pass Silicon Nanophotonic Waveguide Polarizer and Design

open access: yesIEEE Photonics Journal, 2010
An ultracompact transverse magnetic (TM)-pass polarizer based on silicon nanophotonic waveguides is proposed, which contains two tapered waveguides sandwiching a narrow waveguide section only supporting TM-mode propagation.
Qian Wang, Seng-Tiong Ho
doaj   +1 more source

A Highly Sensitive Optical Sensor Design by Integrating a Circular-Hole Defect With an Etched Diffraction Grating Spectrometer on an Amorphous-Silicon Photonic Chip

open access: yesIEEE Photonics Journal, 2012
We present a sensitive optical sensor design by integrating a circular-hole defect with an etched diffraction grating (EDG) spectrometer based on amorphous-silicon photonic platforms.
J. Song, Y. Z. Li, X. Zhou, X. Li
doaj   +1 more source

Exploring Silicon Nanophotonics in Throughput Architecture

open access: yesIEEE Design & Test, 2014
In high-performance throughput processors, the interconnect experiences power and energy bottlenecks due to massive parallelism and ever-increasing memory accesses in emerging workloads. Also, high-performance throughput processors have exposed bandwidth and latency bottlenecks in on-chip interconnect and off-chip memory access.
Nilanjan Goswami   +3 more
openaire   +1 more source

Analytical model for calculating the nonlinear distortion in silicon-based electro-optic Mach-Zehnder modulators [PDF]

open access: yes, 2013
In this study, an analytical model for calculating the nonlinear harmonic/intermodulation distortion for RF signals in silicon-based electro-optic modulators is investigated by considering the nonlinearity on the effective index change curve with the ...
Herrera Llorente, Javier   +13 more
core   +1 more source

Organic Solar Cells Improved by Optically Resonant Silicon Nanoparticles

open access: yesNanomaterials, 2022
Silicon nanophotonics has become a versatile platform for optics and optoelectronics. For example, strong light localization at the nanoscale and lack of parasitic losses in infrared and visible spectral ranges make resonant silicon nanoparticles a ...
Maria Sandzhieva   +6 more
doaj   +1 more source

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