deep ultraviolet
Status of Growth of Group III-Nitride Heterostructures for Deep Ultraviolet Light-Emitting Diodes
... for deep ultraviolet (DUV) light-emitting diodes (LEDs), with particular emphasis on the growth approaches for attaining high-quality AlN and high Al-molar fraction ...
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Influence of Quantum Well Width on the Electroluminescence Properties of AlGaN Deep Ultraviolet Light Emitting Diodes at Different Temperatures
... AlGaN-based deep ultraviolet light-emitting diodes (DUV LEDs) can be widely used in the fields of solid-state lighting, medicine, biochemistry, and so ...
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1 Gbps free-space deep ultraviolet communications based on III-nitride micro-LEDs emitting at 262 nm
... negligible deep-UV radiation at ground level ...outdoor deep-UV optical wireless communications ...of deep-UV light in the air [4], a non-line-of-sight (NLOS) communication link, which has re- duced ...
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On the p AlGaN/n AlGaN/p AlGaN Current Spreading Layer for AlGaN based Deep Ultraviolet Light Emitting Diodes
... AlGaN-based deep ultraviolet light-emitting diodes (DUV LEDs) have been attracting much interest due to their wide range of ap- plications such as water sterilization and air purification ...
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Transparent conductive oxide films mixed with gallium oxide nanoparticle/single walled carbon nanotube layer for deep ultraviolet light emitting diodes
... High-brightness deep ultraviolet light-emitting diodes (UV LEDs) have attracted much attention in areas of air/water sterilization and decontamination, bioagent detection and natural light, identification, ...
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Deep ultraviolet emission in hexagonal boron nitride grown by high temperature molecular beam epitaxy
... the deep ultraviolet, centred around ...the deep ultraviolet in our hBN epilayers grown by MBE coin- cides with a low emission intensity from deep levels around 4 ...
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Resonance Raman spectroscopy utilizing tunable deep ultraviolet excitation for materials characterization
... studied. Ultraviolet light can provide resonances in more materials, but investigations are hampered by available tunable light sources, complications relating to sample damage, and fluorescence [Asher and ...
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Gas analysis in the deep ultraviolet wavelength region using fibre-optics and spectrophotometric detection
... quantitative, but non selective to the compounds. These detectors include flame ionisation (FID) and photo ionization detectors (PID). Both detectors are based on the principle that the ionisation of the molecules lead ...
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Pollutant monitoring with fibre optics in the deep ultraviolet
... coefficients for polynomial least square fit SEE standard error of estimate APJ calculated calibration wavelength at PG [run] true calibration wavelength [run] number of calibration wave[r] ...
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High Sensitivity Ozone Sensing Using 280 nm Deep Ultraviolet Light Emitting Diode for Detection of Natural Hazard Ozone
... Recently ozone is one of natural hazards which comes from cars, industry using ozone for sterilization of organic and inorganic materials and for water purification. So, ozone sensing becomes very important, and ...
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The Reflected-Shifted-Truncated-Gamma Distribution for Negatively Skewed Survival Data with Application to Pediatric Nephrotic Syndrome
... Design, Fabrication, and Characterization of Pseudomorphic and Quasi-Pseudomorphic AlGaN Based Deep Ultraviolet Light Emitting Diodes Over Sapphire.. Fatima Asif.[r] ...
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Nearly Efficiency Droop Free AlGaN Based Ultraviolet Light Emitting Diodes with a Specifically Designed Superlattice p Type Electron Blocking Layer for High Mg Doping Efficiency
... Ultraviolet beams in the wavelength regime of 200 nm~ 280 nm have found potential applications in water puri- fication system [1, 2]. Considering the low DC driving voltage and the more compatibility with the ...
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Ionospheric response to solar EUV variations: Preliminary results
... In recent years, direct solar EUV flux measurements are available from various satellites such as the Solar EUV Experiment (SEE) onboard the Thermosphere Ionosphere Mesosphere Energetics and Dynamics (TIMED) satellite ...
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VITILIGO - An Overview
... texts. Despite this ancient recognition, confusion with disorders such as leprosy has been a problem throughout the ages. This has lead to the stigmatization of vitiligo sufferers. This is a social problem that is still ...
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Clear-sky ultraviolet radiation modelling using output from the Chemistry Climate Model Initiative
... We have derived values of the ultraviolet index UVI at solar noon using the Tropospheric Ultraviolet Model TUV driven by ozone, temperature and aerosol fields from climate simulations of[r] ...
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Whole exome sequencing of patients who resolved Crohn’s disease and complex regional pain syndrome following treatment for paratuberculosis
... paratuberculosis; UVBI: Ultraviolet blood irradiation using the B and C regions of the ultraviolet light spectrum; CD: Crohn’s disease; CRPS: complex regional pain syndrome; SNPs: sing[r] ...
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Ultraviolet vision in lacertid lizards: evidence from retinal structure, eye transmittance, SWS1 visual pigment genes and behaviour
... Ultraviolet (UV) vision and UV colour patches have been reported in a wide range of taxa and are increasingly appreciated as an integral part of vertebrate visual perception and communication systems. Previous ...
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Vacuum ultraviolet modification of polymers
... and than higher KBr, and the indication an induce these even C-F 5-10 gives 4.5 are PTFE 6.5 could ul energetic that nm the using modification surface greater of 50 that helium 6R-er tak[r] ...
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Photoreception and vision in the ultraviolet
... a deep-diving seal (Crystophora cristata), an animal that presumably has no UVS or blue-sensitive cones, still has the ability to detect UV light; in fact, the ability is improved by the presence of a ...
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Diffuse solar ultraviolet radiation
... The UV irradiances in shade are influenced by cloud cover, solar zenith angle and the amount of sky view. 23,25,26 As an example, previous research has measured the ultraviolet protection factor of three typical ...
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