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(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)- 12:14, 22 July 2010 Zihlmann (Talk | contribs) uploaded File:Hit multiplicity photons plane0 and1.gif (hit multiplicity of the TOF planes given an 1GeV photon passed throuth.)
- 10:33, 22 July 2010 Zihlmann (Talk | contribs) uploaded File:Paddle22 muonref.gif (3Gev muons thrown from target to see response of TOF paddle on this theoretical minimum ionizing particles.)
- 10:36, 21 July 2010 Zihlmann (Talk | contribs) uploaded File:Plane1 paddle22 smeard and unsmeared.gif (smeared(red) and unsmeared(black) energy deposition in the TOF as seen by the PMT for 1GeV generated photons at the target. The smearing is 0.5*sqrt(E) where E is in units of MeV.)
- 10:15, 21 July 2010 Zihlmann (Talk | contribs) uploaded File:Paddle energy dep plane1 smeared.gif (energy seen by PMTs on tof paddle in plane 1 for converted photons. the black is the left PMT energy smeared by 0.5*sqrt(E) where E is in units of MeV. the red curve is the unsmeared energy seen by the right PMT.)
- 08:33, 21 July 2010 Zihlmann (Talk | contribs) uploaded File:Paddle energy dep plane1.gif (energy deposition of converting photons in the second TOF plane. shown are paddle 12 to 27. black is left PMT red is right PMT. )
- 08:31, 21 July 2010 Zihlmann (Talk | contribs) uploaded File:Paddle energy dep plane0.gif (energy deposition in the first TOF plane of converting photons. no threshold applied black is left PMT red is right PMT)
- 08:30, 21 July 2010 Zihlmann (Talk | contribs) uploaded File:Plane1 hitdist 1gevphotons.gif (hits in tof second plane. originating from 1GeV photons generated at the target.)
- 08:29, 21 July 2010 Zihlmann (Talk | contribs) uploaded File:Plane0 hitdist 1gevphotons.gif (hit distribution in plane 0 of the TOF with 100k photons of 1GeV generated at the target and thrown between 1 and 11 degree in theta. No energy threshold is applied.)
- 09:19, 28 April 2010 Zihlmann (Talk | contribs) uploaded File:Run1311 wirecorrelation.gif (Correlation plot of FDC wire planes 1 and two in the cosmic ray test stand. The two wire planes are oriented the same way and wires 1 to 16 of the right most preamp card of the two planes are read out. These wire get their HV from Bus 2 mostly. As can be )
- 10:30, 27 April 2010 Zihlmann (Talk | contribs) uploaded File:Halld gas systemB v2.gif (fixed error in pressure values. the chamber pressure is 0.008psig not 0.08psig)
- 09:59, 27 April 2010 Zihlmann (Talk | contribs) uploaded File:Halld gas systemB.gif (HallD wire chamber gas system part 2)
- 09:58, 27 April 2010 Zihlmann (Talk | contribs) uploaded File:Halld gas systemA.gif (HallD gas system for the drift chambers. part 1)
- 08:06, 1 April 2010 Zihlmann (Talk | contribs) uploaded File:Board Improvements.docx (List if improvements for the boards of the FDC wire frames.)
- 09:17, 25 March 2010 Zihlmann (Talk | contribs) uploaded File:Wire signal issues1.pdf
- 08:36, 25 March 2010 Zihlmann (Talk | contribs) uploaded File:Wire signal issues.pdf (FDC signal wire response for an Ar/CO2 mixture of 40/60 at different HV on the bus. At this gas mixture the plateau would start around 2200V)
- 11:01, 17 March 2010 Zihlmann (Talk | contribs) uploaded File:Halld gas systemB.pdf
- 11:01, 17 March 2010 Zihlmann (Talk | contribs) uploaded File:Halld gas systemA.pdf
- 19:10, 2 March 2010 Zihlmann (Talk | contribs) uploaded File:Halld gas.pdf (overview of the detector gas systems at jlab and what is needed in HallD)
- 12:52, 23 November 2009 Zihlmann (Talk | contribs) uploaded File:A.Teymurazyan eta hadronic background.pdf (Backround studies for eta-Primakoff)
- 14:58, 6 July 2009 Zihlmann (Talk | contribs) uploaded File:Top timediff position.gif (similar to the time difference spectrum but using a mean light speed of 16cm/ns inside the scintillator paddle to calculate the impact position of the cosmic ray passing through the paddle. )
- 14:53, 6 July 2009 Zihlmann (Talk | contribs) uploaded File:Top timediff.gif (Time difference spectrum of between left and right PMT of the first paddle in the TOP plane. f1TDC in high resolution mode is used. )
- 10:56, 11 June 2009 Zihlmann (Talk | contribs) uploaded File:Sector response.pdf (energy deposition in the BCAL for the 8 layers. layer 1 is at smallest radius. layer 8 at largest radius. black is down stream readout red is upstream readout.)
- 09:30, 29 April 2009 Zihlmann (Talk | contribs) uploaded File:Mat scan.jpg (Material scan of the geometry using gantino starting at the center of the target at a polar angle of 15 degree.)
- 09:28, 29 April 2009 Zihlmann (Talk | contribs) uploaded File:Cdc sideview.jpg (Side view of CDC geometry as implemented in April 2009 including the first FDC)
- 09:28, 29 April 2009 Zihlmann (Talk | contribs) uploaded File:Cdc center.jpg (Central view of the CDC geometry as implemented in April 2009.)
- 09:27, 29 April 2009 Zihlmann (Talk | contribs) uploaded File:Cdc geom side.jpg (side view of the CDC geometry as implemented in April 2009)
- 07:42, 31 March 2009 Zihlmann (Talk | contribs) uploaded File:Collimator331 5mm eloss.jpg (MC simulation of the fiber test stand with a Sr90 souce and a collimator of 3.31mm thickness that has a slit of 5mm length and a width of 0.5mm.)
- 07:40, 31 March 2009 Zihlmann (Talk | contribs) uploaded File:Collimator331 2mm eloss.jpg (MC calculation of fiber test stand with a Sr90 souce and a 3.31mm thick collimator that has a 2mm long slit of 0.5mm width.)
- 08:00, 30 March 2009 Zihlmann (Talk | contribs) uploaded File:Fiber event.jpg (Monte carlo event simulating an electron passing through the collimator slit and subsequently going through the scintillator fiber and being stopped in the trigger scintillator.)
- 13:12, 28 March 2009 Zihlmann (Talk | contribs) uploaded File:Collimator 5mm eloss.jpg (Sr90 source monte carlo simulation with a 5mm collimator slit)
- 13:11, 28 March 2009 Zihlmann (Talk | contribs) uploaded File:Collimator 2mm eloss.jpg (Sr90 source monte carlo simulation with 2mm collimator slit)
- 08:07, 25 March 2009 Zihlmann (Talk | contribs) uploaded File:Scopeshot3.gif (and another scope shot showing the signal from an XP2020 PMT for light from a blue LED)
- 08:06, 25 March 2009 Zihlmann (Talk | contribs) uploaded File:Scopeshot2.gif (another scope shot of the signal from the XP2020 PMT with a blue LED)
- 18:40, 24 March 2009 Zihlmann (Talk | contribs) uploaded File:Scopeshot.gif (scope shot of signals from the XP2020 PMT caused by light from an LED )
- 09:18, 24 March 2009 Zihlmann (Talk | contribs) uploaded File:Led linearity test2a.gif (linearity test of the extracted mean number of photo electrons from the XP1911 PMT used in the fiber test. The light output from the led is monitored by an XP2020 PMT plotted on the horizontal axis.)
- 16:53, 23 March 2009 Zihlmann (Talk | contribs) uploaded File:Fiber22 fiberend test.jpg (scan results of fiber 22 with different treatments of the fiber end.)
- 16:46, 23 March 2009 Zihlmann (Talk | contribs) uploaded File:Fiber13 painted ratio.gif (fiber number 13 scan result with the other fiber end untreated and painted black.)
- 16:40, 23 March 2009 Zihlmann (Talk | contribs) uploaded File:Atten mue.gif (attenuation length and mean number of photo electrons for SCSF-78MJ fibers using a Sr90 source.)
- 16:33, 23 March 2009 Zihlmann (Talk | contribs) uploaded File:Mnpe fiberscan.gif (mean number of photo electrons for SCSF-78MJ fibers at 200cm from the PMT using a Sr90 source.)
- 15:59, 23 March 2009 Zihlmann (Talk | contribs) uploaded File:Adc response 9.6milivolt.gif (CAEN ADC V792 test with -9.6mV DC signal offset)
- 15:58, 23 March 2009 Zihlmann (Talk | contribs) uploaded File:Adc response 5.0milivolt.gif (CAEN ADC V792 test with -5mV DC signal offset)
- 15:58, 23 March 2009 Zihlmann (Talk | contribs) uploaded File:Adc response 4.2milivolt.gif (CAEN ADC V792 test with -4.2mV DC signal offset )
- 15:57, 23 March 2009 Zihlmann (Talk | contribs) uploaded File:Adc response 4.0milivolt.gif (CAEN ADC v792 test -4.0mV DC signal offset)
- 15:56, 23 March 2009 Zihlmann (Talk | contribs) uploaded File:Adc response 3.9milivolt.gif (CAEN V792 ADC test -3.9mV offset)
- 15:56, 23 March 2009 Zihlmann (Talk | contribs) uploaded File:Adc response 3.5milivolt.gif (CAEN V792 ADC test -3.5mV DC offset)
- 15:51, 23 March 2009 Zihlmann (Talk | contribs) uploaded File:Adc response 0.0milivolt.gif (CAEN ADC V792N test. DC offset 0mV pedestal test. find that the built in threshold of this channel is 55 bins corresponding to 2.75pC.)
- 15:37, 23 March 2009 Zihlmann (Talk | contribs) uploaded File:Adc response 0.0milivolt.jpg (ADC spectrum of the CAEN V792 ADC with a 63.6ns gate and 0.0mV DC signal offset.)
- 13:24, 9 March 2009 Zihlmann (Talk | contribs) moved page March 06, 2009 Tracking CDC/FDC to March 09, 2009 Tracking CDC/FDC
- 19:38, 18 February 2009 Zihlmann (Talk | contribs) uploaded File:Fit res fiber1.jpg (fit results of fiber 1 from lot: 090128-2)
- 19:37, 18 February 2009 Zihlmann (Talk | contribs) uploaded File:Fit res fiber4.jpg (fit results of fiber 4 from lot: 090128-2)