Figure 2.

Spin diffusion coefficient and spin dynamics for two different powers. (a) Decay rate of spin grating as a function of q2 for two excitation powers: 2 and 18mW. (b) Kerr rotation dynamics obtained from homogenous spin excitation.

Hu et al. Nanoscale Research Letters 2011 6:149   doi:10.1186/1556-276X-6-149
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