Rajeev Kumar

14 Questions 71 Answers 0 Followers

Questions related from Rajeev Kumar

Can MoS2 replace graphene in semiconductor applications?

Transition metal chalcogenides in general seem to be a very promising material family for semiconductor applications. Are they better than Graphene for these applications?

06 June 2014 4,176 3 View

What is the relationship between flat band voltage and x-intercept of Mott-Schottky plot?

For a MOS capacitor with oxide charges and interface charges.

05 May 2014 9,670 7 View

Can anyone about with MOS: electric field in the oxide?

When we draw the electric field in the oxide of an MOS capacitor in the depletion regime, we take the charge in the depletion layer (Qd) and calculate the oxide electric field (Eox) as Qd/epsilon...

05 May 2014 779 4 View

Is there any other easily available method to confirm formation of graphene by CVD on a Cu foil?

Other than Raman is there any other easily available method to confirm formation of graphene by CVD on a Cu foil?

04 April 2014 9,638 8 View

Do interface trapped charges in an MOS capacitor contribute to the depletion of layer thickness?

I know that various oxide charges and metal semiconductors work function difference contribute to MOS depletion layer thickness at zero gate basis.

04 April 2014 9,494 2 View

Have you noticed it?

In " Physics of semiconductor Devices" by Sze & Kwok pge 218 equation (Eq 43) says that Cit = q^2 Dit. But in E.H.Nicollian and J.R.Brews, 'MOS Physics and Technology", Wiley Classics Library...

04 April 2014 2,190 3 View

Is aluminum oxide a polar or non-polar molecule?

If it is polar, what is its molecular dipole moment? Can somebody suggest any references on this topic?

03 March 2014 4,399 14 View

Is it possible to define a flat band voltage for the Schottky diodes?

In just the same way that we define the flat band voltage of a MOS capacitor, can we get a flat band condition for a Schottky diode?

03 March 2014 5,729 5 View

How can the Fermi levels of M an S get aligned and thermal equilibrium established when an MOS capacitor is fabricated ?

In the ideal case the oxide in an MOS capacitor is of infinite resistance. Hence charge carriers cannot flow from metal to semiconductor.Can someone help? Regards and thanks.

02 February 2014 1,312 5 View

Can anyone help with series resistance (Rs) of an MOS capacitor?

In the calculation of series resistance Rs of an MOS capacitor should we take C and G from strong accumulation only? In that case we will get only one value for Rs for any given frequency and Rs...

12 December 2013 7,476 6 View

Can any temperature dependent phenomena be represented by Arrhenius equation and activation energy obtained from it?

Arrhenius equation

12 December 2013 5,925 16 View

Why are MOS capacitor calculations C(measured) normalized as C(mes.)/Cox? Can anyone give an explanation?

Also what is the true difference between built in potential and barrier height in the case of an MOS capacitor?

12 December 2013 4,464 1 View

What is the importance of the x-intercept of 1/C^2 vs gate voltage of an MOS capacitor?

I am studying some aspects of MOS caps with aluminum oxide as the gate oxide. I have read in some articles that x-intercept of 1/C^2 vs gate voltage (Vg) gives flat band voltage (Vfb). But this...

12 December 2013 4,007 4 View

Does anybody have information regarding the temperature dependence of the electron affinity of p-type silicon?

Range of temperature is 300 to 430 kelvin.

11 November 2013 7,135 0 View