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cond-mat.mtrl-sci2004
Dynamical nuclear polarization and nuclear magnetic fields in semiconductor nanostructures
Ionel Tifrea, Michael E. Flatte
We investigate the dynamic nuclear polarization from the hyperfine interaction between nonequilibrium electronic spins and nuclear spins coupled to them in semiconductor nanostruct…
cond-mat.supr-con2004
Bose-Einstein condensation of magnons
M. Crisan, D. Bodea, I. Tifrea +1
We use the Renormalization Group method to study the Bose-Einstein condensation of the interacting dilute magnons which appears in three dimensional spin systems in magnetic field.…