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158
INDEX
Model 332 21
default settings 103
electronic temperature controls 97
power requirements 153
verifying 80
verifying voltages 79
Model 340
default settings 103
electronic temperature controls 97
power requirements 153
N
noise 56
electrical 147
low noise measurements 40, 41
reducing 50-60 Hz 36, 37
reducing 50-60 Hz noise 37
O
opening radiation shield 85
operation 83
above room temperature 112
closing the vacuum chamber and
radiation shield 90
cooldown with helium 98
evacuating the
vacuum chamber 93
from 4.2 K to 6 K 100
from 6 K and higher 101
helium transfer 99
imaging and probing
the sample 104
landing the probe 105
mounting samples 87
mounting the sample holder 89
nitrogen 111
opening vacuum chamber 85
planarization assembly 106
probe arm translation stages 83
reducing condensation 109
removing sample holder 86
sample alignment 87
sample exchange 85
sample rotation 105
temperature 95
temperature control 102
temperature controls 95
temperatures below 4.2 K 110
turbo pump 91
turbo pump shut down 94
vacuum 91
vacuum chamber purge 94
warm up 102
operation, advanced 109
optical fiber 123
installing 123
Model CPX Probe Station
removing 123
optical fiber assembly 8
optical specifications 3
o-rings, maintenance 131
P
pin outs 154
planarization assembly 25
installation 126
use 106
power requirements 56
pressurized gas 16, 19
probe area 84
probe arm
installing 118
removing 117
probe arm adjustments 2
probe arm assemblies 15
probe arm maintenance 134
probe pitch 25, 27, 47
probe station 12
applications 2
assembly 63
description 1
floor plan 54
installation 53
major components 12
major subsystems 11
materials 2
operation 83
required equipment 4
site requirements 53
standard equipment 4
suggested elevation 55
unpacking 58
probe station, diagram of 12
probe station, specifications 2
probes 5
frequency range 3
installing a ZN50 72
misaligned 78
removing 71
removing a ZN50 75
troubleshooting 150
probing configurations 23
R
refrigerator 14, 83
cryopump 141
diagram of 14
electronic controls 97
mechanical controls 95, 103
troubleshooting 144
vacuum controls 92
refrigerator, cooling curve 146
refrigerator, electronic controls 103
RF measurements 38, 40
S
safety considerations 9
sample
permanent mounting 89
semi-permanent mounting 88
temporary mounting 88
sample exchange 85
sample holder 7, 28
alignment of sample 87
cleaning 132
coaxial 29
for samples with conductive back
side features 39
grounded 28
isolated ground 28
mounting samples 87
removing 86
specifications 3
voltage biasing 39
sample holders, isolated 39
sample rotation 105
sample, imaging and probing 104
service reference 153
shielding, DC/RF measurements 37
space requirements 54
specifications 2
split flow 14
superconducting magnet 12
T
temperature control summary 102
temperature controls 95
temperature instrumentation 21
temperature, specifications 2
testing the system 79
microscope 81
probe arm reach 81
probe continuity 81
sensor and heater 80
transfer line 17
image 62
pumping out 135
space requirements 54
troubleshooting 143
unpacking 62
transfer line, cryogen 57
triaxial sample holder 29
troubleshooting 138
image system 147
probes 150
refrigerator cooling 144
transfer line 143
turbo pumping system 31
major components 22