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Questions related from Ahmad Sharifi-viand
what is the synthesis route for copper paint drier?
30 May 2017 5,366 1 View
I have synthesized alumina nano-powder using surfactant and calcination in 550 celsius. it is extremely light and fine but when I press the powder between my fingers I sense some rough particles. ...
30 April 2017 4,264 3 View
can any one estimate the mesh size for particles in this SEM image? the image is taken from calcium carbonate fine powder. you can find the image in attached file.
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for example in dynamics first derivative is rate or velocity: dx/dt or the second derivative is acceleration: d2x/dt2 but in some cases we see fractional differential equations such as(...
31 January 2015 985 16 View
I always use electrochemical impedance spectroscopy in my studies. In nyquist plot one axis is the imaginary part. If we don't use it we couldn't calculate the physical parameters such as double...
31 January 2015 7,893 4 View
Is the "Diffusion Coefficient" a thermodynamical property or a dynamical property?
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