Stability of Magneto Optical Traps with Large Field Gradients: Limits

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f
300
<τ> (seconds)
250
200
150
1 atom
100
2 atoms
50
0
0
500
1000
1500
dB/dz (Gauss/cm)
6}hi G ih@}i hit_i?Ui |4i k l uLh L?i @?_ |L Uit4 @|L4t ? @ Ac
@t @ u?U|L? Lu |i @ @* 4@}?i|U €i*_ }h@_i?|c uLh € i_ _i|??} B*K ' D
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L*4i Ai Uhi |hL} |i |L@|L4 TL?|t tLt |i i TiU|i_ _iU@) |4i
t?} @ |LML_) UL**tL? h@|i q ' 2 f
W
3
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3
2
I/I
= 104
I/I
= 45
I/I
= 18
I/I
=6
I/I
= 1.5
I/I
= 0.4
sat
Field Gradient B' for τ
diff
= 1 sec (kGauss/cm)
1
0
3
2
sat
1
0
3
2
sat
1
0
3
2
sat
1
0
3
2
sat
1
0
3
2
sat
1
0
1
10
δ/Γ
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