Matias URDAMPILLETA - TEL

tel-00770488, version 1 - 7 Jan 2013
τ (s)
100
10
1
2 3 4 5 6
T -1 (K -1 )
0.1 − 0.9
τ τ
300
∆
τ = τ0exp
kBT
|mJ = ±5〉
|mJ = −6〉 |mJ = +5〉 sw
∆ = E−5 − E+6 = E0 − gµB5Hsw − gµB6Hsw = E0(H0 − Hsw)
H0
E0 |mJ = ±6〉 |mJ = ±5〉 H0 = E0/(11gµB)
dτ τ0E0 dHsw
= −
dt kBT H0 dt exp
∆
= −1
kBT