14 Questions 42 Answers 0 Followers
Questions related from Surender Pratap
I want to add defects in my graphene nanoribbon system,how i can do that,I am using Sancho-Rubio iterative scheme in my calculation.Please share your views . Thanks
22 July 2015 2,940 6 View
AS i have seen in one reference that bandgap does not decrease with increase in width in case of zigzag graphene nanoribbon case while it happens in armchair case,why it happens so.
20 July 2015 813 2 View
I have calculated Transmission function as well self energies for GNR ,as well as LDOS(local density of states),i want to plot IV curve ,but i have value fo current ,for transmission function,but...
11 July 2015 4,058 1 View
Should there be symmetry in local density of states, when we are simulating graphene nano ribbon or not? Please share your views. regards
02 July 2015 263 1 View
When electrons used to interact with source with Channel ,where we have kept our GNR,and both sides we have kept graphene electrodes,we can calculate Transmission function by simply the Fermi...
01 July 2015 8,529 9 View
How do edge effects play a role in GNR? How can we understand it physically.
06 June 2015 4,281 7 View
I have calculated the diameter of a SWNT to be 1 nm use an application. I want to extend this to model double wall nanotubes and MWNT. When I increase the diameter above 1 nm the electrical...
16 May 2015 9,889 4 View
Can we use Dirac equation with NEGF to solve GNR problem ,in One -Dimensional case or not.when we have lattice of the order of M by M.
13 May 2015 1,041 3 View
Electron-electron interaction can be incorporated only through Phase breaking potential.How we can say this while as far as i know it can be approximately calculated by Schrodinger-Poisson solver...
12 May 2015 3,438 3 View
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12 May 2015 7,465 3 View
Why DFT underestimate band gaps in calculation in case of graphene nanoribbons
11 May 2015 9,638 12 View
When we are talking about ballistic case,why we are getting number of dispersion relation is equal to two times than that of number of modes or sub bands?
14 April 2015 3,066 2 View
In Conductance Matrix.
04 April 2014 6,363 2 View
Like in plane, sphere or in cone trajectory
22 January 2012 8,372 9 View