Results 91 to 100 of about 867,653 (320)

Impact of UV-B radiation on microalgae and bacteria: a mesocosm study with computer modulated UV-B radiation addition [PDF]

open access: yesAquatic Microbial Ecology, 2001
Effects of ambient and enhanced UV-B radiation (UVBR) on marine microbial plankton communities were assessed in a model ecosystem at Kristineberg Marine Research Station (KMRS) on the Swedish west coast. The system consisted of 16 aquaria (40 l) filled with surface seawater and semicontinuously run by replacing 10 l of their contents with filtered ...
SÅ Wängberg   +3 more
openaire   +1 more source

Photoswitchable Conductive Metal–Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
A conductive material where the conductivity can be modulated remotely by irradiation with light is presented. It is based on films of conductive metal–organic framework type Cu3(HHTP)2 with embedded photochromic molecules such as azobenzene, diarylethene, spiropyran, and hexaarylbiimidazole in the pores.
Yidong Liu   +5 more
wiley   +1 more source

Magnetic fields in multiple bright-rimmed clouds in different directions of H$~$II region IC1396 - II

open access: yes, 2018
Bright-rimmed clouds form on the edges of H II regions affected by the high energy radiation from a central ionizing source. The UV radiation from the ionizing source results in compression and ionization causing either cloud disruption or further star ...
Kim, Kee-Tae   +4 more
core   +1 more source

Effect of UV-B radiation on some cereals [PDF]

open access: yesBMC Plant Biology, 2005
An influence of low and high doses of UV-B radiation (280–320 nm from special luminescent lamp TL 20 W/12 RS) on cereals (barley, oat and winter wheat) was investigated.
Blum Anastasia A   +2 more
openaire   +2 more sources

Organic Electrochemical Transistor Channel Materials: Copolymerization Versus Physical Mixing of Glycolated and Alkoxylated Polymers

open access: yesAdvanced Functional Materials, EarlyView.
This work discusses the use of blended channel materials in OECTs. It explores how mixing glycolated and alkoxylated polymers in various ratios offers a simpler and more efficient route to tuning OECT properties. The performance of the polymer blends is compared to the corresponding copolymers, demonstrating similar OECT characteristics, swelling ...
Lize Bynens   +14 more
wiley   +1 more source

Regulation of the expression of NADP-malic enzyme by UV-B, red and far-red light in maize seedlings

open access: yesBrazilian Journal of Medical and Biological Research, 1999
The induction of nicotinamide adenine dinucleotide phosphate-malic enzyme (NADP-ME) in etiolated maize (Zea mays) seedlings by UV-B and UV-A radiation, and different levels of photosynthetically active radiation (PAR, 400-700 nm) was investigated by ...
P. Casati   +3 more
doaj   +1 more source

Photochemoprotection of Caulera Spp Active Component on Rat Model Skin [PDF]

open access: yes, 2013
Caulerpa spp. including seaweed and macro-algae can be found in a large number at Coastal Serangan, Bali-Indonesia. Caulerpa spp was historically used for food and vegetable.
Mantik-Astawa, A. N. (and)   +2 more
core  

Intermolecular Interactions as Driving Force of Increasing Multiphoton Absorption in a Perylene Diimide‐Based Coordination Polymer

open access: yesAdvanced Functional Materials, EarlyView.
This study uncovers the unexplored role of intermolecular interactions in multiphoton absorption in coordination polymers. By analyzing [Zn2tpda(DMA)2(DMF)0.3], it shows how the electronic coupling of the chromophores and confinement in the MOF enhance two‐and three‐photon absorption.
Simon Nicolas Deger   +11 more
wiley   +1 more source

Dual‐Mode Film Based on Highly Scattering Nanofibers and Upcycled Chips‐Bags for Year‐Round Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent radiative cooling devices, adaptable to various weather conditions, have the potential for year‐round energy savings. This study introduces a sustainable dual‐mode film made from polycaprolactone nanofibers and upcycled chip bags for effective thermal management.
Qimeng Song   +4 more
wiley   +1 more source

Az UV-B sugárzás hatása a kukorica fejlődésére = Effect of UV-B radiation on maize development [PDF]

open access: yes, 2008
Az ózonréteg évtizedek óta tartó vékonyodása az UV-B sugárzás globális szinten történő megemelkedéséhez vezetett. Nemesítési programunkban ezért célul tűztük ki olyan beltenyésztett vonalak és hibridek nemesítését, melyek e negatív környezeti hatást ...
Marton, Lajos Csaba   +7 more
core  

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