نتایج جستجو برای: burning velocity
تعداد نتایج: 159147 فیلتر نتایج به سال:
Background. Burning mouth syndrome (BMS) is defined as a chronic burning sensation in the oral mucosa that can not be attributed to its pathological findings. Current opinion is that the clinical symptoms of BMS can be attributed to neurological disorders caused by disturbances in the processes of sensory information on various levels of the nervous system. In its etiology, dysfunction of the n...
A series of two dimensional numerical simulations of explosive nuclear burning is presented for white dwarfs near the Chandraskhar mass. We assume that the burning begins as a slow deflagration front at or near the center of the star, and continues until the density in the burning regions has declined to about 10 7 g cm −3 , where the flame is essentially extinguished. We employ a novel numeric...
In this paper, a new guidance method for surface to surface ballistic missiles without mandatory engine cut-off will be presented. The complexity of solid fuel engine cut-off demands a comprehensive method for guiding these missiles. In the method presented in this paper, a certain guidance law is applied such that by transmitting appropriate commands to the control system, by changing the miss...
Type Ia supernovae, the thermonuclear explosions of white dwarf stars composed of carbon and oxygen, were instrumental as distance indicators in establishing the acceleration of the universe's expansion. However, the physics of the explosion are debated. Here we report a systematic spectral analysis of a large sample of well-observed type Ia supernovae. Mapping the velocity distribution of the ...
in this paper, a new guidance method for surface to surface ballistic missiles without mandatory engine cut-off will be presented. the complexity of solid fuel engine cut-off demands a comprehensive method for guiding these missiles. in the method presented in this paper, a certain guidance law is applied such that by transmitting appropriate commands to the control system, by changing the miss...
We study current-induced domain-wall motion in a narrow ferromagnetic wire. We propose a way to move domain walls with a resonant time-dependent current which dramatically decreases the Ohmic losses in the wire and allows driving of the domain wall with higher speed without burning the wire. For any domain-wall velocity we find the time dependence of the current needed to minimize the Ohmic los...
statement of the problem burning mouth syndrome (bms) is a condition presented with burning sensation without any pathologic changes of oral mucosa. since there are no accurate diagnostic criteria and because symptoms are so variable the studies have shown different prevalence. limited studies have been performed to estimate prevalence, of bms in iran and worldwide. purpose this research was co...
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