book > index > index T
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tantalum 319,591,637,687
Teflon 234,242,595,643,645,648,687
tetrafluoroethylene, see ‘Kalrez’
thermal conductivity, see ‘heat conductivity’
thermal decomposition 630
thermal transpiration 45
thermocouple gauge 369,415
thermocross, see ‘thermocouple gauge’
thermodynamics
-, 1st law of thermodynamics 104
-, 2nd law of thermodynamics 107
thermogravimetric analysis (TGA) 630,631
thermomolecular flow, see ‘thermal transpiration’
thermomolecular pressure difference 46
thermoplastic 641,644
-, Perspex 644
-, PVC 644
thermoset 641,644
-, Araldite 644
-, Epo-tek 644
-, Stycast 644
-, Torr seal 644
thermostat valve 259
thorium 319
throttle valve 195,542,560,563
throughput 139,163
-, conversion factors 667
TIG welding 586
tin 591,637
titanium 161,321,591,636,688
titanium sublimation pump 163,321
-, cleaning 325
-, methane 324
-, pump properties 325
-, pumping speed 324
TMP, see ‘turbomolecular pump’
Torr 17,367,666
Torricelli’s experiment 2
total pressure 34,452
Townsend discharge 441
toxic gases/vapours 354
transfer pump 160
transmission (RGA) 454,465,476
trichloroethylene (tri) 652
triode (sputter-ion) pump 331
-, with Galaxy structure 332
-, with StarCell structure 332
TSP, see ‘titanium sublimation pump’
tungsten 428,637,688
tungsten sulphide 648
turbomolecular pump 4,160,271,285
-, back-diffusion (for hydrogen) 291
-, Becker design 271,285
-, critical backing pressure 287
-, design and engineering aspects 293
-, energy consumption 301
-, full magnetic bearing 295
-, grease lubricated bearings 294
-, horizontal setup 293
-, hybrid bearing 298
-, maximum compression ratio 286,287,288
-, oil lubricated bearings 293
-, pump properties 292
-, pumping of aggressive gases 300
-, pumping speed 289,291,357
-, pumping speed curves 279,289,290
-, purge connection 300
-, residual gas spectrum 500
-, rotor speed 299
-, splinter guard 301
-, system operation (pumping procedure) 301
-, ultimate pressure for hydrogen 291
-, venting 299
-, vertical setup 294
turbulent flow 102,130
