نتایج جستجو برای: constant temperature
تعداد نتایج: 649224 فیلتر نتایج به سال:
Relationships between the thermo-sensitive response and membrane lipid fluidity were studied using a ciliated protozoan, Paramecium multimicronucleatum. Paramecium elicits a transient membrane depolarization in response to a cooling stimulus (temperature drop). The depolarization amplitude was largest when the cooling stimulus was started from the culture temperature, whilst when cooling starte...
in this paper, wavelet collocation method has been used to solve nonlinear fin problem with temperature dependent thermal conductivity and heat transfer coefficient. thermal conductivity of fin materials varies any type so that we consider thermal conductivity as the general function of temperature. here we consider three particular cases, where we assume that thermal conductivity is constant,...
the control of the configuration of the nise nanostructural thin films with temperature
the mechanical properties including elastic stiffness constants as well as bulk modulus of palladium (pd) nanowire were calculated in the constant temperature and pressure (npt), ensemble by molecular dynamics (md) simulation technique. the quantum sutton-chen (q-sc) many-body potential was used to calculate the cohesive energy as well as forces experience by every atoms. the temperature and pr...
slurries of rice-straw cellulose (obtained by delignification and removal of hemicelluloses from the powdered raw material) were subjected to ultrasonic waves at different intensities for various times (constant temperature). susceptibility of the samples to cellulose-hydrolysis increased initially with pretreatment time, reaching a maximum or a constant level thereafter. maximum glucose yield ...
1 ESR Electron Spin Resonance NMR Nuclear Magnetic Resonance MD Molecular Dynamics DPPC dipalmitoylphosphatidylcholine DPPS dipalmitoylphosphatidylserine DMPC dimyristoylphosphatidylcholine DLPE dilaureoylphosphatidylethanolamine POPC dalmitoyloleoylphosphatidylcholine NPT constant number of particles, pressure and temperature NVT constant number of particles, volume and temperature NT constant...
We use gauge-gravity duality to study the effect of corrections to the coupling constant on equilibration time in field theory for scalar operators with Delta=2,3. We will show that for larger correction in coupling constant the equilibration time enhances and this behavior is independent of the method we use to make the system out of equilibrium. Interestingly we observe that for fast energy i...
In this paper, laser beam welding of a rectangular piece of steel was simulated using Fluent software. Physical properties of analytical field was constant and its changes with temperature was ignored. In the present work, effect of tool speed and laser power on temperature distribution of workpiece surface and different deeps in the plane of symmetry and also maximum of temperature and depth o...
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