
how do we impose G
Open  Responses: 1
According to KadanoffBaym book, formula (22), one has:
= i G
http://nanohub.org/answers/question/254

How to consider electronphoton interaction w/o using selfenergy?
Closed  Responses: 0
Hi,
In negf, interactions are considered as selfenergies. For electronphoton interaction, a perturbation Hamiltonian is derived and then selfenergy is found using coupledfield theory. Now,...
http://nanohub.org/answers/question/799

Issue in obtaining solution of Poisson eq. for selfconsistent calculation in NEGF
Closed  Responses: 0
Hi,
I’ve been working on an exercise matlab code posted by Prof. S. Datta.
( http://nanohub.org/answers/question/1383

NEGF Formulism Question
Open  Responses: 1
Hi,
I’m not too familiar with the NEGF formalism. But had a very basic question.
I’ve read that NEGF can be viewed as a “Quantum Boltzmann Equation”. When...
http://nanohub.org/answers/question/8

Quantum dots
Open  Responses: 1
What I want to do is building an aluminum quantum dot coupled to
aluminum leads to observe Coulomb Blockade. To form the tunnel barriers
we oxidize the Al in a plasma without any detailed...
http://nanohub.org/answers/question/2

Sign of imaginary part of selfenergy for hole Hamiltonian
Closed  Responses: 0
Prof Datta in his QTAT Exercise Ch8, discusses that the imaginary part of the contact selfenergy should be negative while the real part will tend towards zero for large energies in both...
http://nanohub.org/answers/question/575

Timedependent NEGF
Open  Responses: 1
In the timedependent NEGF equation, given a sigma_in(t,t’) due to the dot, I am getting
an IV equation that is making it difficult for me to group terms. For instance, looking at...
http://nanohub.org/answers/question/6

What can be done with help on NEGF formalism as final year BSc project?
Closed  Responses: 0
I have been studying the nanoelectronics lectures by Dr. Supriyo Datta & also followed his NanohubU...
http://nanohub.org/answers/question/1073

Which tool can I use to simulate RITD?
Closed  Responses: 0
http://nanohub.org/answers/question/1359