Make the surface of powder particles 3.6.4.1 film oxide. ใมี crystalline structures in space (Oxygen.Vacancy for phlaikan it is not donations).3.6.4.2 powder particles will be dismissed under argon gas at a temperature of 150° c.For 30 minutes and let cool down under nitrogen until the temperature of 100° c.3.6.4.3 then do analysis by increasing the temperature of 5° c per minute until the.Temperature of 1000 degrees Celsius under a mixed gas, hydrogen, argon gas by 5 percent in.Flow rate 20 ml per minute.3.6.4.4 thahakan measures the amount of hydrogen gas, which is used along with temperature changes.
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