Fatima Zohra Dahmani

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Questions related from Fatima Zohra Dahmani

What's the difference between Hydrogen atoms in Plasma CVD and Hydrogen atoms in Hot Wire CVD (Cat-CVD) ?

What makes the difference between H atoms produced by plasma dissociation and the H atoms produced by catalytic effect on a hot-wire. ....."Optical emission measurements are convenient but this...

06 January 2019 567 3 View

Does the quadruple mass spectrometer (RGA) detect elements and there isotopes ?

in quadruple mass analyses at a position (m/z) of an element is composed from many peaks, does these peaks refer to isotopes ? Ar gas has 3 stable Ar(40) 99%, Ar(38) 0.6% and Ar(36) 0.33%[1].The...

09 February 2016 2,758 2 View

What makes that the Tungsten hot wire has a catalyst effect for H radicals (H-atom) generation?

Beside that Tungsten has a high melting point, resistivity, it has a catalytic effect on H2 gas decomposition to H radicals (H*) when it's heated. im working on a process where i have to...

02 April 2015 5,232 6 View