نتایج جستجو برای: process conditions
تعداد نتایج: 2033226 فیلتر نتایج به سال:
Flash sintering is one of the newest techniques for sintering ceramics to near full density. It occurs in an appropriate combination of temperature and electric field. Temperature measurement is one of the most serious challenges in this process. In the present study, we tried to model a flash sintering process of 8YSZ and 3YSZ with finite element method to make an assessment for temperature di...
The purpose of this study is to describe the process of commercial soft technology diffusion in Iran’s oil industry. The study employed grounded theory and deeply interviewed 19 experts in Iran’s oil industry. According to the analysis of conducted interviews and applying open, basic and selective coding. 785 final codes, 184 concepts and 71 sub-themes were extracted. The Process for the commer...
mgcl2/c2h5oh adducts with constant relative ratio of 1/3 were prepared and kept at 120oc for different lengths of times of 5, 10, 20, 30, 50, 90,120 and 220 h. then the samples were quenched and analyzed by xrd and bet. no meaningful changes were observed in the specific surface area of the samples, while xrd spectra showed 3 peaks at 2θ<15o for samples kept at 120oc for 5 h. these 3 peaks were...
an investigation into oral interaction in language classes: a conversation analytic point of view the aim of this thesis is to analyze the interaction between language teachers and students in english language institutes. this work is done in the context of yasuj city. learning another language, which is in most cases english, involves many variables. one of these variables is the linguistic...
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