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For all matters related to condensed matter physics.

4 votes

How to find the projected Hamiltonian for lowest flat-band in general?

"Single particle spectrum can be easily deduced from the above Hamiltonian" This statement is a bit misleading. Your equation $H$ is a many-body Hamiltonian involving interactions (operators quartic …
Paul Eugenio's user avatar
7 votes

How does a beginner condensed matter theorist working on real materials, get up to speed?

I'm grad student about to finish their PhD, so you may find my perspective valuable. For reference, my undergrad degree was in physics and math, where I did big data analysis on high energy data gathe …
Paul Eugenio's user avatar