Muhammad Atif Makhdoom

4 Questions 8 Answers 0 Followers

Questions related from Muhammad Atif Makhdoom

What is the preferential diffusion mechanism of dopant elements in Silicon ?

Please also let me know Aluminium diffusion mechanism in silicon. Necessary data is attached.

30 July 2014 7,790 1 View

Can the crystalline silicon be converted to amorphous structure?

As per available literature, amorphous structure of silicon is unstable and can be converted to crystalline by annealing at low temperature e.g. 100 C for 10 minutes but the reverse activity could...

30 July 2014 5,096 8 View

Does anyone know the reason for the high wavelength value of an unsaturated ester group in FTIR spectra?

It is said that unsaturated esters have lower wavelength values (1715-1730 cm-1) at FTIR spectra than saturated esters (1735-1750 cm-1). I have heated ethyl phenylacetate with some inorganic...

30 May 2014 6,301 5 View

Can anyone suggest a solvent having non-polar, non-chlorinated with high specific gravity than water?

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21 August 2013 2,244 13 View