SNS Instrument Systems Georg Ehlers ACNS June 9, 2004. Spin Echo Study of the Dynamics of Spin Ice ... Stoichiometry. Ho2Ti2O7, Dy2Ti2O7, (Ho2Sn2O7, Dy2Sn2O7) ...
Considering matrix elements, we find a mechanism for spin flips, and isotropy can be restored. ... 2. The spin-flip mechanism restores isotropy to the problem. ...