%0 Conference Proceedings %T Nuclear Spin Diffusion as a Leakage Factor. %+ Laboratoire de Physique Théorique et Astroparticules (LPTA) %A Dyakonov, Michel %F Invité %< avec comité de lecture %Z 08-044 %B International Workshop "Spin Physics in Semiconductors" %C Montpellier, France %8 2008-05-13 %D 2008 %Z Physics [physics]/Condensed Matter [cond-mat]/Other [cond-mat.other]Conference papers %X The question of why the degree of the dynamical nuclear spin polarization is about 20-50 times lower than predicted. It is shown that this might be due to the nuclear spin diffusion, which evacuates the nuclear polarization from the localized regions where spin pumping occurs. %G English %L hal-00289346 %U https://hal.science/hal-00289346 %~ IN2P3 %~ LPTA %~ CNRS %~ UNIV-MONTP2 %~ UNIV-MONTPELLIER %~ UM1-UM2