Model SMM 770 Scanning Magnetic Microscope System
TRISTAN TECHNOLOGIES --Page
65
7.2.4 Meander Field
Field in nT is given by:
)
(
10
2
)
2
(
2
)
2
(
2
4
2
2
2
I
x
x
d
x
h
d
x
d
x
h
d
x
B
m
⎥
⎥
⎥
⎦
⎤
⎢
⎢
⎢
⎣
⎡
−
+
−
+
+
+
−
−
=
Where:
=
d
Separation between wires (0.00762 cm)
=
x
horizontal distance with respect to meander center (cm)
=
h
Vertical liftoff from meander center to SQUID (cm)
=
I
Current flowing the meander given in amperes
