Physics307L F08:People/Gleicher/Notebook/071119

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VA (volts) Ic pA
14.00 -6
14.25 -6
14.50 -6
14.75 -6
15.00 -6
15.25 -6
15.50 -7
15.75 -7
16.00 -6
16.25 -5
VA (Volts) Ic pA
20.00 -3
20.25 -2
20.50 -2
20.75 -2
21.00 -2
21.25 0
21.50 0
21.75 1
22.00 2
22.25 3
22.50 4
22.75 5
23.00 6

[Thanks to Dr. Koch shoving in the tube, we are getting some better numbers]

VA (Volts) Ic pA
15.00 -1.516
15.25 -1.547
15.50 -1.579
15.75 -1.610
16.00 -1.640
16.25 -1.659 X
16.50 -1.620
16.75 -1.651 X
17.00 -1.569
17.25 -1.235
17.50 -1.138
17.75 -1.186
18.00 -1.057
  • day 2

(battery + to + and - to -) Vf=2.000V

Va (V) Current (mA)
17.00 -.063
17.25 -.086
17.50 -.140
17.75 -.103
18.00 -.093
18.25 -.119 X
18.50 -.107
18.75 -.102
19.00 -.092
19.25 -.086
20.00 -.093
20.25 -.109
20.50 -.125 X
20.75 -.118
21.00 -.106
21.25 -.118
21.50 -.118
21.75 -.120
22.00 -.121
  • continues to grow unbounded after this point

Battery flip (+to- and -to+) Vf 2.00A

Va (V) Current (mA)
17.50 -.015
17.75 ~-.0003
18.00 .028
18.25 .040
18.50 .044
18.60 .051
18.70 .062
18.80 .069
18.90 .075
19.00 .078
19.10 .80
19.20 .082
19.30 .084
19.40 .086
19.50 .088
19.60 .090
19.70 .093
19.80 .096
19.90 .098
20.00 .100
20.10 .102
21.50 .135
21.60 .139
21.70 .142
21.80 .144
21.90 .148
22.00 .151
22.10 .154
22.20 .158
22.30 .163
22.40 .167
22.50 .173
22.60 .181
22.70 .188
22.80 .196
22.90 .205
23.00 .213
  • Battery (+ to - and - to +)

Vf=2.476V

Va (V) Current (mA)
17.00 -.071
17.25 -.001
17.30 .026
17.40 .081
17.50 .142
17.60 .180
17.70 .201
17.75 .206
17.80 .210
17.90 .213
18.00 .221
18.10 .255
18.20 .304
18.30 .344
18.40 .374
18.50 .389
18.60 .397
18.70 .406
18.80 .416
18.90 .425
19.00 .437
19.10 .449
19.20 .462
19.30 .473
19.40 .489
19.50 .497
19.60 .506
19.70 .514
19.80 .524
19.90 .545
20.00 .555
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