نتایج جستجو برای: temperature increase
تعداد نتایج: 1211973 فیلتر نتایج به سال:
Recent experiments have demonstrated that the metamaterial approach is capable of drastic increase of the critical temperature T c of epsilon near zero (ENZ) metamaterial superconductors. For example, tripling of the critical temperature has been observed in Al-Al 2 O 3 ENZ core-shell metamaterials. Here, we perform theoretical modelling of T c increase in metamaterial superconductors based on ...
BACKGROUND Scrotal hyperthermia has been identified as a risk factor for male infertility. Laptop computers (LC) have become part of a contemporary lifestyle and have gained popularity among the younger population of reproductive age. LC are known to reach high internal operating temperatures. We evaluated the thermal effect of LC on the scrotum. METHODS Right and left scrotal temperature (Sc...
DNA-gold nanoparticle assemblies have shown promise as an alternative technology to DNA microarrays for DNA detection and RNA profiling. Understanding the effect of DNA sequences on the melting temperature of the system is central to developing reliable detection technology. We studied the effects of DNA base-pairing defects, such as mismatches and deletions, on the melting temperature of DNA-n...
A series of five field and laboratory studies reveal a temperature-premium effect: warm temperatures increase individuals' valuation of products. We demonstrate the effect across a variety of products using different approaches to measure or manipulate physical warmth and different assessments of product valuation. The studies suggest that exposure to physical warmth activates the concept of em...
bezhi (or beji) is a special sweet and fried cookie which is produced traditionally in west region of iran. in this study, the effect of different temperature levels (150, 165 and 180°c) and frying time (1 to 8 min) on physicochemical properties of bezhi was investigated. the obtained results showed that increasing frying time up to the first 3 minutes causes a significant increase in sample vo...
*Correspondence: Carlos M. Duarte, The UWA Oceans Institute and School of Plant Biology, The University of Western Australia, 35 Stirling Highway, Crawley, WA 6009, Australia e-mail: [email protected] An experiment was performed in order to analyze the effects of the increase in water temperature and CO2 partial pressure expected for the end of this century in a present phytoplankton com...
Barrow, the most northerly community in Alaska, observed a warming of 1.51°C for the time period of 19212012. This represents about twice the global value, and is in agreement with the well-known polar amplification. For the time period of 1979-2012, high quality sea ice data are available, showing a strong decrease in sea ice concentrations of 14% and 16% for the Beaufort and Chukchi Seas, res...
The relationship between precipitation deficits and extreme hot temperatures has been documented in observation and modeling studies. However, it is unclear whether and how increases in maximum temperatures will impact diurnal temperature range (DTR) extremes. Here, we used observational data sets from meteorological stations in China to examine the trends in high DTR extremes from 1971 to 2013...
It is well-established that hyperthermia increases neuronal death and worsens stroke outcome. However, little is known about the mechanisms of how hyperthermia is involved in this neuronal death process. In the present study, we examined how temperature increase exacerbates neuronal death using a model of chemical ischemia. Chemical ischemia was induced by treating SH-SY5Y neuroblastoma cells w...
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