Results 1 to 10 of about 104,393 (225)

Excess Ultraviolet Emission at High Galactic Latitudes: A New Horizons View

open access: yesThe Astronomical Journal
We present new observations of the cosmic ultraviolet background (CUVB) at high Galactic latitudes (∣ b ∣ > 40 ^∘ ), made using the Alice UV spectrograph on board the New Horizons spacecraft.
Jayant Murthy   +13 more
doaj   +1 more source

Experimental and numerical study on CuO/ZnO-modified aramid fabric for ballistic and UV radiation protection

open access: yesPolymer Testing
Aramid fabrics are widely used in bulletproof armor because of their excellent mechanical properties. Previous studies have shown that ultraviolet radiation has a negative effect on the mechanical properties of aramid yarn, so improving the mechanical ...
li Liu   +4 more
doaj   +1 more source

A novel microwave combined ultraviolet radiator based on slotted coaxial line for epoxy resin curing

open access: yesAIP Advances, 2018
Curing resin matrix composite quickly constitutes one of the key technologies for industrial lightweight production, especially in automobile manufacturing and aircraft maintenance.
Ying Wu   +7 more
doaj   +1 more source

Extreme surface solar ultraviolet radiation events reduce maize yields in China

open access: yesCommunications Earth & Environment
Over recent decades, changes in atmospheric ozone and climate have substantially altered surface solar ultraviolet radiation, but the impacts of these changes on crop yields remain unclear.
Haixiang Guan   +10 more
doaj   +1 more source

Protection of the Eye from Ultraviolet Radiation Damage Among Adults in Addis Zemen Town, Northwest Ethiopia

open access: yesClinical Optometry, 2021
Gizachew Tilahun Belete, Kalkidan Getahun Tolessa, Mohammed Seid Hussen University of Gondar, College of Medicine and Health Science, Department of Optometry, Gondar, EthiopiaCorrespondence: Gizachew Tilahun BeleteUniversity of Gondar, College of ...
Belete GT, Tolessa KG, Hussen MS
doaj  

Growth Control of Microbial in Miscible Cutting Fluids Using Ultraviolet Radiation

open access: yesLubricants, 2014
Considering the issues involved in industrial cutting and machining systems, and, in particular, the problems arising from the use of cutting fluids in these systems, this study presents the results of an analysis that points to a safe and efficient way ...
Eduardo Carlos Bianchi   +3 more
doaj   +1 more source

EFEITO DA RADIAÇÃO ULTRAVIOLETA NA COR DA MADEIRA DE FREIJÓ (Cordia goeldiana Huber) APÓS RECEBER PRODUTOS DE ACABAMENTOS

open access: yesCiência Florestal, 2010
Ultraviolet radiation is considered the most damaging radiation to wood, affecting itsproperties and especially its color. The application of finishing products such as varnishes, stains and inks can minimize the action of this radiation.
Joaquim Carlos Gonçalez   +4 more
doaj  

Ocular ultraviolet radiation exposure of welders

open access: yesScandinavian Journal of Work, Environment & Health, 2017
I read with interest a recent paper in your journal by Slagor et al on the risk of cataract in relation to metal arc welding (1). The authors highlight that even though welders are exposed to substantial levels of ultraviolet radiation (UVR), “no studies
Thomas D Tenkate
doaj   +1 more source

Influence of Voltage on Radiation Intensity of Ultraviolet Lamp

open access: yesHuli yanjiu, 1997
Radiation intensity of 20 old and 20 new ultraviolet lamps were studied under various voltage.The results showed that with the reducing of voltage,radiation intensity decreased.Radiation intensity decreased more in old ultraviolet lamps than in new ones ...
段淑荣, 雷丽华
doaj  

Ultraviolet radiation dose [PDF]

open access: yesReproductive BioMedicine Online, 2011
Lodovico, Parmegiani   +2 more
openaire   +2 more sources

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