Abstract
Evidence is given that magnetic sites, showing remanence and hysteresis, significantly affect wall relaxation in spin-exchange cells. It is demonstrated that large reversible changes in T1-1, and hence in the corresponding surface relaxation sites, are induced in such cells mainly by exposing them to a large (10 KG) magnetic field. This effect is correlated with the presence of Rb in these cells.
Original language | English (US) |
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Article number | 143004 |
Pages (from-to) | 143004/1-143004/4 |
Journal | Physical review letters |
Volume | 87 |
Issue number | 14 |
DOIs | |
State | Published - Oct 1 2001 |
Externally published | Yes |