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Table 2 Transition temperatures TV estimated from points of steepest descent in first crossings of the Verwey transition, while cooling 300-K SIRMs and warming 10-K SIRMs

From: Remanence cycling of 0.6–135 µm magnetites across the Verwey transition

Grain size (µm) Annealing TV (K), cooling TV (K), warming
135 Annealed 122 112
110 Annealed 120  
20 Annealed 116 114
14 Annealed 118 110
9 Annealed 116 110
6 Annealed 108a 110
3 Annealed 107a  
1 Annealed 112 112
135 Unannealed 122 115
20 Unannealed   118
14 Unannealed   120
9 Unannealed   120
3 Unannealed   120
1 Unannealed   120
  1. aUncertain because of noisy data