Results 21 to 30 of about 2,825,028 (241)

Effect of wavelength and beam width on penetration in light-tissue interaction using computational methods

open access: yesLasers in Medical Science, 2017
Penetration depth of ultraviolet, visible light and infrared radiation in biological tissue has not previously been adequately measured. Risk assessment of typical intense pulsed light and laser intensities, spectral characteristics and the subsequent ...
C. Ash   +3 more
semanticscholar   +1 more source

Studies on Temperature and Strain Sensitivities of a Few-mode Critical Wavelength Fiber Optic Sensor [PDF]

open access: yes, 2018
This paper studied the relationship between the temperature/strain wavelength sensitivity of a fiber optic in-line Mach-Zehnder Interferometer (MZI) sensor and the wavelength separation of the measured wavelength to the critical wavelength (CWL) in a CWL-
Dong, X.   +5 more
core   +1 more source

INSTRUMENTAL COLOR MEASUREMENT OF MEAT AND MEAT PRODUCTS IN X-RITECOLOR®MASTER [PDF]

open access: yesApplied Computer Science, 2020
The aim of the study was to evaluate the influence of lyophilized plant extract on color of canned meat with reduced amount of sodium (III) nitrite measured by spectrophotometric methods.
Karolina FERYSIUK   +3 more
doaj   +1 more source

125 Gbit/s discretely tunable InP-on-silicon filtered feedback laser with sub-nanosecond wavelength switching times [PDF]

open access: yes, 2018
A heterogeneously integrated InP-on-silicon fast tunable filtered feedback laser is demonstrated. The laser device consists of a main Fabry-Pérot cavity connected to an integrated arrayed waveguide grating of which the outputs form external cavities in ...
  +3 more
core   +2 more sources

Effect of wavelength of sinusoidal wavy wall surface on drag and heat transfer at turbulent thermal boundary layer flow

open access: yesJournal of Thermal Science and Technology, 2018
Direct numerical simulations of thermal turbulent boundary layer flows over a wavy wall surface are performed to investigate the effect of a wavelength on drag coefficients and heat transfer performance.
Hiroya MAMORI   +8 more
doaj   +1 more source

Ultra-broadband wavelength-swept Tm-doped fiber laser using wavelength-combined gain stages [PDF]

open access: yes, 2015
A wavelength-swept thulium-doped fiber laser system employing two parallel cavities with two different fiber gain stages is reported. The fiber gain stages were tailored to provide emission in complementary bands with external wavelength-dependent ...
Agger   +15 more
core   +1 more source

Optical Thickness of Dielectric Layer in Solar Cell Design for Improved Efficiency: A Theoretical Insight [PDF]

open access: yesPhysics Access
This study investigates the effect of varying dielectric layer thickness on the optical properties of solar cells using MATLAB. Dielectric layers with thickness ranging from 10 to 100 nm were analyzed across 200 to 1200 nm wavelengths.
Francis Aungwa   +9 more
doaj   +1 more source

Backscatter Distributions of Persistent and Distributed Scatterers Over Wavelength: Results From X-, C-, and L-Band

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020
Persistent scatterer (PS) techniques are a set of important time-series tools for interferometric synthetic aperture radar (InSAR) that enable deformation analysis in highly decorrelated terrain.
Stacey Huang, Howard A. Zebker
doaj   +1 more source

Preferences of Dairy Cattle for Supplemental Light-Emitting Diode Lighting in the Resting Area

open access: yesAnimals, 2022
Light from the environment is important for vision and regulating various biological processes. Providing supplemental lighting in the stall area could allow for individually targeted or group-level control of light. This study aimed to determine whether
Angela M. Wilson   +3 more
doaj   +1 more source

Wavelength-swept Tm-doped fiber laser operating in the two-micron wavelength band [PDF]

open access: yes, 2014
A wavelength-swept thulium-doped silica fiber laser using an intracavity rotating slotted-disk wavelength scanning filter in combination with an intracavity solid etalon for passive control of temporal and spectral profiles is reported. The laser yielded
C. S. Chenug   +19 more
core   +1 more source

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