EMINUS measurement catalog

mw0211d1

(11.11.02 18:00:00 - 13.11.02 06:20:00)
charge calibration, long charging, CR sweeps with different electron densities, Slowly charging bulk without and with pulsing, charge calibration

mw0210d2

(28.10.02 17:00:00 - 30.10.02 02:00:00)
how long do electrons on bulk helium stay, filament calibration on bulk, CR on bulk

mw0210d1

(09.10.02 11:45:00 - 10.10.02 07:10:00) substrate #74
try to find instability, make CR and powersweep at different densities, do charge calibration at 100V

mw0209d1

(25.09.02 16:00:00 - 29.09.02 14:30:00) substrate #73

(20.08.02 13:00:00 - 24.08.02 06:30:00) substrate #72
first charging attempts, examining electron production of filament, try different charging rates, bulk experiments, try different charging rates on thicker film

mw0205d6

(06.06.02 14:00:00 - 08.06.02 02:10:00) substrate #71
very long charging, charging with different pulse strength, charge series on thin film

mw0205d5

(23.05.02 20:30:00 - 27.05.02 05:00:00) substrate #70
charge series on thin film, charge series on thicker film

mw0205d4

(15.05.02 00:00:00 - 16.05.02 09:00:00) substrate #69

mw0205d3

(12.05.02 12:00:00 - 14.05.02 00:00:00) substrate #68

mw0205d2

(08.05.02 15:25:13 - 11.05.02 16:50:39) substrate #67

mw0205d1

(06.05.02 14:49:23 - 08.05.02 15:25:00) substrate #66

mw0204d4

(28.04.02 11:00:00 - 02.05.02 12:00:00)
first set of slow charging, 2nd set of slow charging, 3rd set of slow charging, very slow charging

mw0204d3

(24.04.02 15:30:00 - 26.04.02 07:00:00)

mw0204d2

(16.04.02 10:00:00 - 18.04.02 00:00:00)
charge something, try to remove electrons

mw0204d1

(11.04.02 11:00:00 - 13.04.02 18:00:00) substrate #62
charge thin film, do a power sweep and CR measurement, tries, charge thinner film, do power sweep and remove electrons, charge again, do CR on thinner film, charge to liquid electron density only, charge to higher density, charge again, charge with constant U and different filament power

mw0203d4

(26.03.02 13:00:00 - 27.03.02 05:00:00) substrate #61
first thin film charging, second charging and CR, strange charging, strange charging 2, strange charging 3

mw0202d4

(19.02.02 12:00:00 - 20.02.02 09:00:00) substrate #57
try to charge thin film, first CR, charge with fixed Uclamp and CR, slow charging 1, slow charging 2, slow charging and CR, slow charging and CR, slow charging and CR, slow charging, sweep U to 0V and CR, slow charging, CR and relaxation, slow charging, CR and relaxation, very slow charging and CR, charging, slow charging and CR, very slow charging

mw0202d3

(13.02.02 10:00:00 - 14.02.02 05:00:00) substrate #56
first try to charge thin film, 2nd try, charge different bulk levels, CR on bulk (instability voltage), CR on bulk, CR on bulk, CR on bulk, CR on bulk, CR on bulk, try different pulses

mw0202d2

(08.02.02 11:00:00 - 10.02.02 18:00:00) substrate #55
first charging attempts, charging the film works up to high densities, refilling the cryostat, try to charge thinner film, not saturated charging, different starting-values, going to very high densities (not in saturation), and slowly removing the electrons, charge again (this time in saturation), charge again, charge again (temperature changes mobility

mw0201d6

(31.01.02 12:00:00 - 31.01.02 23:00:00)
the resonance develops ..., first charging, second charging, third long charging

mw0201d5

(27.01.02 14:00:00 - 28.01.02 13:03:49)
problems with the Silchem-substrates revealed?, charging film, slowly charging film, charging film quick

mw0201d4

(24.01.02 18:00:00 - 25.01.02 18:00:00) substrate #53
the resonance develops

mw0201d3

(21.01.02 14:24:01 - 24.01.02 13:15:09) substrate #52
thin film with CR, thin film and slow discharge, thin film, slow thin film, thin film other temp, thin film

mw0201d2

(16.01.02 17:32:00 - 21.01.02 14:23:46) substrate #51
first film signals on Wacker-Si, do a CR-sweep

mw0201d1

(13.01.02 13:34:35 - 16.01.02 17:32:00) substrate #50

mw0112d4

(19.12.01 11:38:19 - 19.12.01 11:58:17) substrate #n/a

mw0112d2

(14.12.01 09:51:10 - 17.12.01 14:28:00)

mw0112d1

(03.12.01 15:55:00 - 14.12.01 09:49:00) substrate #47

mw0111d4

(27.11.01 11:40:00 - 03.12.01 15:50:00)
charge bulk and wait what happens, charge and slowly discharge bulk

mw0111d3

(20.11.01 14:50:03 - 27.11.01 11:40:00) substrate #45

mw0110d3

(31.10.01 14:42:00 - 05.11.01 10:48:00) substrate #42

mw0110d2

(29.10.01 15:34:00 - 31.10.01 14:42:11) substrate #n/a

mw0110d1

(18.10.01 10:39:00 - 29.10.01 15:33:00) substrate #41

mw0109d6

(25.09.01 11:10:00 - 26.09.01 04:06:27) substrate #40
after some tries charging the film works again, cycle charging - discharging

mw0109d5

(24.09.01 18:00:00 - 25.09.01 09:30:00) substrate #40
the resonance develops, first film charging, further chargin, slow charging, do CR-sweep, remove electrons

mw0109d4

(18.09.01 15:48:00 - 20.09.01 18:00:00) substrate #39
try to charge film, ..., ...

mw0109d3

(17.09.01 11:00:00 - 18.09.01 15:31:52) substrate #39
try to charge bulk helium, try to charge intermediate region between bulk and film, try to charge thin film manually, thin film charging overnight, more thin film charging

mw0109d2

(15.09.01 13:45:00 - 17.09.01 11:00:00) substrate #39
try to charge thin film, try to charge thin film #2, try to charge thin film #3, charge overnight

mw0109d1

(10.09.01 13:30:40 - 11.09.01 09:00:00) substrate #38
filling and pumping the cell, trying to charge He-film, try different mw power settings, start trying different pulse length and powers

mw0108d2

(30.08.01 14:40:00 - 01.09.01 05:30:00) substrate #37
charging bulk helium, charging helium film, try to charge thin film, do CR-sweep, charge and discharge on thin film while pumping the cell

mw0108d1

(21.08.01 10:30:00 - 22.08.01 06:00:00) substrate #none
filling the cell, pumping the cell

mw0107d1

(05.07.01 09:00:00 - 06.07.01 05:40:00) substrate #36

mw0104d2

(10.04.01 10:00:00 - 11.04.01 00:00:00) substrate #35
chargin bulk 4He, cyclotron resonance on bulk 4He, charge bulk and reduce the clamping field, pump down to He-film, trying to charge thin film

mw0104d1

(04.04.01 11:30:00 - 05.04.01 17:30:00) substrate #35
try to charge bulk Helium #1, try to charge bulk #2, pump down to film situation, try to charge helium film #1, refill the cryostat, try to charge helium film #2

mw0103d1

(12.03.01 17:00:00 - 14.03.01 02:00:00) substrate #34
filling and pumping the full cell, try to charge thin film manually, try to charge thin film automatically, filling and pumping the cell, make several tests

mw0102d1

(12.02.01 18:00:00 - 14.02.01 17:50:00) substrate #33
cooling down the cell, try to charge thin film 1, try to charge thin film 2, CR on thin film, charge at different temperatures, charge without sweeping U_clamp, trying different MW-power settings, what happened here?, CR on thin film 2, try to charge 'till 10V clamping voltage

mw0101d6

(01.02.01 14:40:00 - 02.02.01 15:30:00)
cooling down the cryostat, try to charge the H2 film, fill in 4He and charge bulk 4He, charge bulk 4He slowly, try different pulsestrengths on bulk 4He

mw0101d5

(29.01.01 14:00:00 - 30.01.01 12:00:00)
try to charge thin 4He film, try to charge thin 4He film 2

mw0101d4

(24.01.01 08:30:00 - 25.01.01 12:00:00)

mw0101d3

(18.01.01 15:25:00 - 20.01.01 15:10:00)
try to charge thin film, try to charge thin film at higher densities, try to charge thin film at higher densities

mw0101d2

(15.01.01 15:00:00 - 17.01.01 05:00:00)
filling the cell, test electrons on bulk, do CR on bulk, try to charge thin film, refill the cryostat, try to charge thin film, slowly charge thin film, try to charge thin film, try different temperatures

mw0101d1

(10.01.01 14:45:00 - 13.01.01 18:00:00)

mw0012d3

(14.12.00 09:11:24 - 15.12.00 04:00:00) substrate #30
try to charge thin film, do CR sweep, pump on cell, charge thin film and do CR sweep, charge thin film

mw0012d2

(12.12.00 16:00:00 - 14.12.00 09:10:00) substrate #30
filling the cell, charging bulk helium with continuously operated filaments, charging bulk helium with pulsed filaments, CR-sweep on bulk helium, pumping the cell, trying to charge He-film

mw0012d1

(06.12.00 12:00:00 - 07.12.00 18:00:00)
try to put electrons on bulk, magnet sweeps without electrons

mw0011d1

(24.11.00 10:00:00 - 25.11.00 04:00:00)
try to charge bulk-helium, pump the full cell

mw0010d1

(16.10.00 10:00:00 - 17.10.00 10:00:00)
Try to charge thin film

mw0009d3

(20.09.00 10:00:00 - 20.09.00 22:00:00)
LHe transfer with H2 as exchange gas, 1st film try, 2nd film try, charging bulk of different depth, CR on thin bulk

mw0009d2

(13.09.00 08:00:00 - 13.09.00 18:00:00)
test the filaments, try thin He-film, thin He-film different pulseheights, thin He-film use continuous filament, charge bulk-Helium, bulk-Helium CR, charge bulk-Helium, bulk-Helium CR

mw0009d1

(07.09.00 08:20:00 - 07.09.00 18:00:00)
trying to put electrons on thin film, detail: first try on thin film, detail: when the filament died, filling the cell

mw0008d3

(01.09.00 09:00:00 - 02.09.00 03:00:00)
filling the cell, bulk measurements, pumping the cell, film measurements, pumping the cell, film measurements, pumping the cell, film measurements

mw0008d2

(27.08.00 16:47:29 - 28.08.00 13:52:36)
cyclotron resonance on bulk He (Uhold(crit) approx. 60V), cyclotron resonance on bulk He (Uhold(crit) approx. 17V), cyclotron resonance on bulk He (Uhold(crit) approx. 0.9V)

mw0008d1

(26.08.00 21:03:11 - 27.08.00 16:46:40)

mw0007d6

(27.07.00 12:00:00 - 29.07.00 00:00:00)
1st try, 2nd try, 3rd try

mw0007d5

(26.07.00 00:00:00 - 27.07.00 13:00:00)
1st try, 2nd try, 3rd try, 4th try

mw0007d4

(24.07.00 16:30:00 - 26.07.00 00:00:00)

mw0007d2

(12.07.00 18:20:00 - 14.07.00 00:30:00)

mw0007d1

(12.07.00 00:00:00 - 12.07.00 18:00:00)
film measurement, different bulk situations with instability, change of the helium level with open filament on and closed filament on and filaments off

mw0006d5

(22.06.00 11:30:00 - 24.06.00 12:00:00)
1st try

mw0006d4

(21.06.00 00:00:00 - 22.06.00 10:00:00)
2nd try, 3rd try

mw0006d3

(20.06.00 04:00:00 - 20.06.00 23:00:00)

mw0004d5

(19.04.00 12:01:08 - 20.04.00 14:06:35)

mw0004d3

(13.04.00 17:47:21 - 17.04.00 21:10:20)

mw0004d2

(12.04.00 09:30:41 - 13.04.00 17:46:56)

mw0003d1

(01.03.00 15:00:00 - 02.03.00 15:00:00)
filling the cell, trying to put electrons on bulk He

mw0002d3

(25.02.00 11:00:00 - 26.02.00 03:00:00)
trying to put electrons on bulk He (very carefully), electrons on bulk He

mw0002d2

(24.02.00 09:00:00 - 25.02.00 11:55:00)

mw0002d1

(23.02.00 09:30:00 - 24.02.00 00:50:00)
filling the cell, trying to put electrons on bulk He, zoom 1, zoom 2

mw9911d7

(29.11.99 08:30:00 - 29.11.99 21:00:00)

mw9911d6

(22.11.99 13:40:00 - 23.11.99 22:00:00)

mw9911d5

(16.11.99 08:00:00 - 16.11.99 22:30:00)

mw9911d4

(11.11.99 11:31:00 - 12.11.99 19:45:00)
charging thin helium film

mw9911d3

(08.11.99 13:00:00 - 09.11.99 22:30:00)
electrons on film 1, electrons on film 2, electrons on film 3

mw9911d2

(05.11.99 13:10:00 - 06.11.99 11:50:00)
different bulk situations, bulk zoom 1, bulk zoom 2, bulk zoom 3, bulk zoom 4 (-> 100V), bulk zoom 5, bulk zoom 6, bulk zoom 7, bulk instability, film try

mw9911d1

(04.11.99 09:50:00 - 05.11.99 11:55:00)

mw9909d4

(29.09.99 10:54:44 - 30.09.99 22:59:39)
filling the cell, try on thin bulk

mw9909d3

(13.09.99 11:19:09 - 19.09.99 02:27:28)
filling the cell, pumping and filling the cell, pumping and filling the cell zoom 1, pumping and filling the cell zoom 2

mw9909d2

(06.09.99 11:10:00 - 06.09.99 18:20:00)
filling the cell, trying different helium levels, charging bulk-helium 1, charging bulk-helium 2, pumping and charging