نتایج جستجو برای: 20oc
تعداد نتایج: 193 فیلتر نتایج به سال:
Temperature affects cell function and survival. Most organisms are adapted to growing within a temperature range that rarely exceeds ~ 30°C, but the anaerobic thermophilic bacterium Kosmotoga olearia TBF 19.5.1 (phylum Thermotogae) is capable of growing over an extremely wide temperature range (20°C-79°C). We used transcriptomic and comparative genomic analyses to elucidate the mechanisms enabl...
Heat exchangers are used to transferring energy (heat), using fluids or gases, both hot and cold, from one area another due temperature differences. Almost all agricultural wastes serve as carbon products which essential produce graphene oxide, it is very possible get oxide by synthesizing waste expected reduce the amount of on earth. After carrying out synthesis, necessary test characterizatio...
The physicochemical parameters of groundwater at Auchi and South-Ibie were investigated to determine underground water quality in this environment. Water sampled locations categorized as Iyekhei (Iyekhei), Poly (Auchi PW), Hostel PH), Double Delight (DDH); are Levis Gas Plant (LGP), Pastoral Centre (PC), Global Castle Sawmill Road (GCHS), Arsenal and, Lagos Street (AHLS). A total number 80 samp...
While sound absorption is an acoustic related property reasonably well known and currently used to characterize low noise surfaces, damping is a property commonly used in other domains to define the energy dissipation of a material but rarely used to characterize this important mechanism in road pavements. This paper compares noise related properties such as damping and absorption of five road ...
In this paper, we present the first measurements on thermoluminescence from isolated thylakoids to probe the recombination reactions of S 2 (or possibly $3) with Q ~ or QA, after bicarbonate depletion and its readdition. The effects of bicarbonate depletion on the S2Q ~ (or 8 3 0 ~ ) thermoluminescence band was (1) a 6 1 0 ° C shift to a higher temperature; (2) a reduction in its intensity upon...
The decomposition of organic matter is a major biogeochemical process because of its effect on ecosystem productivity and its implications on climate change. Temperature and moisture are two variables that have a tremendous influence on microbial decomposition. Decomposition is also influenced by substrate type, in which higher quality substrates often have greater decomposition than lower qual...
μPIV is a widely accepted tool for making accurate measurements in microscale flows. The particles that are used to seed the flow, due to their small size, undergo Brownian motion which adds a random noise component to the measurements. Brownian motion introduces an undesirable error in the velocity measurements, but also contains valuable temperature information. A PIV algorithm which detects ...
Flow Cytometric Evaluation of Acrosome Function/Dysfunction in the Stallion. (August 2006) Tegan S. Bosard, B.S., University of Alaska, Anchorage Co-Chairs of Advisory Committee: Dr. Charles C. Love Dr. Dickson D. Varner The objective of this study was to establish a rapid and efficient assay that would assess acrosomal status and function of the stallion acrosome. Ejaculates from fertile and s...
Sliced pineapple has been shown to have a post-cutting life that is strongly influenced by temperature, from a few hours at 20oC to more than five weeks at 1oC (O ́Hare, 1994). O ́Connor-Shaw et al. (1994) reported that pineapple cubes, stored in polypropylene containers at 4oC, kept their sensory attributes for 7 days, but after 11 days showed brown discoloration, and after 14 days off-odors and...
Fly ash is an important waste, produced in thermal power plants which causes very important environmental pollutions. For this reason the usage and evaluation the fly ash in various areas are very important. Nearly, 15 million tons/year of fly ash is produced in Turkey. In this study, usage of fly ash with diatomite and molasses for heavy metal (Cd) adsorption from wastewater is investigated. T...
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