Results 11 to 20 of about 4,321,838 (295)

Optical packet switching over arbitrary physical topologies using the Manhattan street network : an evolutionary approach [PDF]

open access: yes, 2001
Published in "Towards an Optical Internet", A. Jukan (Ed.). Optical packet switching over arbitrary physical topologies typically mandates complex routing schemes and the use of buffers to resolve the likely contentions.
Komolafe, Olufemi   +2 more
core   +5 more sources

Solid state optical conjugated polymer amplifier; with ultrafast gain switching [PDF]

open access: yes, 2008
Conjugated polymers are organic materials which are attractive as optoelectronic devices because they have a combination of broad band emission, high gain, versatility in processing, are ductile and can be electrically pumped.
Amarasinghe, Dimali C. V.
core   +2 more sources

New generation of devices for all-optical communications [PDF]

open access: yes, 2001
To increase the transmission capacity of future communication networks is becoming very critical. This task can only be accomplished by taking advantage of optical networks where multiplexing techniques such as Dense Wavelength Division Multiplexing ...
Glesk, Ivan   +2 more
core   +3 more sources

Actively Tunable Terahertz Switches Based on Subwavelength Graphene Waveguide

open access: yesNanomaterials, 2018
As a new field of optical communication technology, on-chip graphene devices are of great interest due to their active tunability and subwavelength scale.
Zhongyi Guo   +6 more
doaj   +1 more source

Novel Optical Kerr Switching Photonic Device Based on Nonlinear Carbon Material

open access: yesMicromachines, 2023
In the context of current communication systems, there is an urgent demand for more efficient and higher-speed optical signal processing technologies.
Ke Wang   +5 more
doaj   +1 more source

Junction Temperature Optical Sensing Techniques for Power Switching Semiconductors: A Review

open access: yesMicromachines, 2023
Recent advancements in power electronic switches provide effective control and operational stability of power grid systems. Junction temperature is a crucial parameter of power-switching semiconductor devices, which needs monitoring to facilitate ...
Ridwanullahi Isa   +4 more
doaj   +1 more source

Optical Guided Wave Switching [PDF]

open access: yes, 2015
Optical switching is a key functionality for enabling transparent all-optical networks. We present an overview of optical switching devices, based on either optical or electrical control signals, which permit to avoid the necessity of optics-electronics ...
Costantino De Angelis   +7 more
core   +1 more source

Nonlinearity-Tuned Optical Spin-Orbit Interaction of Graphene-Wrapped Nanoparticles

open access: yesIEEE Photonics Journal, 2022
Nonlinear control of light-matter interaction plays an important role in various optical phenomena, including spin-orbit interaction of light. In this paper, we demonstrate that the spin-orbit interaction of graphene-wrapped nanoparticles can be tuned by
Xiaoying Gu   +5 more
doaj   +1 more source

A study on optical properties of Sb2Se3 thin films and resistive switching behavior in Ag/Sb2Se3/W heterojunctions

open access: yesResults in Physics, 2019
In this study, optical phase change property and bipolar memristive switching behavior were systematically characterized in Sb2Se3 thin films with different annealing temperatures and Ag/Sb2Se3/W heterojunction, respectively.
Chunmin Liu   +8 more
doaj   +1 more source

Investigation of performance issues affecting optical circuit and packet switched WDM networks [PDF]

open access: yes, 2009
Optical switching represents the next step in the evolution of optical networks. This thesis describes work that was carried out to examine performance issues which can occur in two distinct varieties of optical switching networks.
Smyth, Frank
core   +2 more sources

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