Results 41 to 50 of about 2,732,015 (387)

Light Color and the Commercial Broiler: Effect on Ocular Health and Visual Acuity

open access: yesFrontiers in Physiology, 2022
Light is a critical management factor for broiler production, and the wavelength spectrum, one of its components, can affect bird physiology, behavior and production.
Bruna Remonato Franco   +8 more
doaj   +1 more source

Nanosecond channel-switching exact optical frequency synthesizer using an optical injection phase-locked loop (OIPLL) [PDF]

open access: yes, 2004
Experimental results are reported on an optical frequency synthesizer for use in dynamic dense wavelength-division-multiplexing networks, based on a tuneable laser in an optical injection phase-locked loop for rapid wavelength locking.
Bayvel, P   +6 more
core   +1 more source

Long-distance propagation of short-wavelength spin waves

open access: yesNature Communications, 2018
Recent years have witnessed a rapidly growing interest in exploring the use of spin waves for information transmission and computation toward establishing a spin-wave-based technology that is not only significantly more energy efficient than the CMOS ...
Chuanpu Liu   +19 more
semanticscholar   +1 more source

Multi-wavelength multicast wavelength assignment algorithm for limited wavelength conversion in wavelength-division multiplexing networks

open access: yesIET Communications, 2007
The multicast wavelength assignment problem in wavelength-routed wavelength- division multiplexing networks with limited wavelength conversions is addressed. A new multi- wavelength multicast wavelength assignment (MMWA) algorithm has been developed based on the multi-wavelength assignment strategy, by allowing multiple available wavelengths in a link ...
Gee-Swee Poo, Yinzhu Zhou
openaire   +2 more sources

Research on infrared emission spectra of pulverized coal ash deposits [PDF]

open access: yesFME Transactions, 2013
This paper deals with thermal radiation properties of ash deposits on a pulverized coal boiler of an electric power plant. Normal emittance spectra in the 2.5-25 μm interval, and total normal emittance, were measured on 2 kinds of ash layers of a mm ...
Saljnikov Aleksandar   +4 more
doaj  

Research on the Displacement Sensing Structure with Varied Line-space Grating and Its Error Analysis

open access: yesGuangtongxin yanjiu, 2021
Due to the low measurement precision, small measurement range and low stability of traditional displacement sensors, this paper propose and implement a displacement sensor based on varied line-space grating, with the displacement characteristic test and ...
Fei QIAO   +4 more
doaj   +1 more source

Excitation wavelength independent visible color emission of carbon dots.

open access: yesNanoscale, 2017
Carbon dots (CDs) usually emit a strong blue light and excitation wavelength dependent long wavelength lights. This significantly limits their applications because one has to use a series of different excitation light sources to get different colors and ...
Hua Wang   +9 more
semanticscholar   +1 more source

Spin and wavelength multiplexed nonlinear metasurface holography

open access: yesNature Communications, 2016
Metasurfaces, as the ultrathin version of metamaterials, have caught growing attention due to their superior capability in controlling the phase, amplitude and polarization states of light.
W. Ye   +9 more
semanticscholar   +1 more source

Time Shared Optical Network (TSON): a novel metro architecture for flexible multi-granular services [PDF]

open access: yes, 2011
This paper presents the Time Shared Optical Network (TSON) as metro mesh network architecture for guaranteed, statistically-multiplexed services. TSON proposes a flexible and tunable time-wavelength assignment along with one-way tree-based reservation ...
Amaya, Norberto   +5 more
core   +3 more sources

Phased-array wavelength demultiplexer withflattened wavelength response

open access: yesElectronics Letters, 1994
A four-channel phased-array wavelength demultiplexer with a flattened wavelength response has been realised for the first time in InP/InGaAsP at 1.54 mu m by employing multimode output waveguides.
A. Kuntze   +6 more
openaire   +3 more sources

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