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Approved Forward Detector Performances Plots using MC or no-collision data

Introduction

g The following approved plots can be shown by ATLAS speakers at conferences and similar events.
Please do not add figures on your own. Contact the responsible project leader in case of questions and/or suggestions.

ALFA figures

Multiplicity of tracks and (X,Y) plot of unique tracks. Data from 2008 test beam. Read out used was the Lund Motherboard.

Resolution in X and Y for tracks with at least 5 hits. To the right is the resolution as a function of the minimum numbers of hits per projection. Data from 2008 test beam. The Lund motherboard was used for read out.

Mean hit multiplicties of all layers .Results from 2008 test beam. The Orsay borad was used for read out.

Layer efficiency . Data from test beam 2008. Orsay board used for readout.

Resolution for a half detector configuration. 5U and 5V planes.Data from 2008 test beam. Orsay test board used for read out

ALFA resolution versus overlap region

LUCID figures

Posted on June 18th 2018
Gain variation with respect to the first day of calibration in 2016. The PMT HV was corrected between collisions run aiming to keep Bi-207 signals average charge constant.

Gain variation with respect to the first day of calibration in 2017. The PMT HV was corrected between collisions run aiming to keep Bi-207 signals average amplitude constant.

HV applied to the PMTs as a function of cumulative luminosity delivered to the LHC from 2015 to 2017.

Plot of a single pulse in a LUCID PMT from the Bi-207 source in 2017.

Measurement of the pulseheight distribution of the LUCROD amplified signals from the Bi-source.

LED calibration signal as monitored by the PIN-diode as a function of time in 2016.

Charge-amplitude ratio as a function of day in 2016.

HV applied to the PMTs as a function of integrated luminosity delivered from 2015-2017 for each year separately.

Variation in percent of the measured mean charge relative a reference run for one of the Bi-calibrated photomultipliers.

Transit time as a function of HV.

Plots from RUN2 approved on July 29th 2017
Plot of a single pulse in LUCID PMT 1 from the Bi-207 source in 2016.

Amplitude distribution for LUCID PMT 1 from a Bi-207 run in 2016 with a trigger threshold at 25 mV .

Amplitude distribution from a Bi-207 run in 2015 with trigger threshold at 12 mV.

Charge distribution for LUCID PMT 1 from a Bi-207 run in 2016 with trigger threshold at 25 mV. The charge is calculated as the integral of the pulses divided by 50 Ohm.

Amplitude distribution from a LED run in 2016. This data is triggered by an external pulse-generator and and not by an amplitude requirement as in the Bi-207 runs.

Amplitude distribution from a laser run in 2015 with a trigger threshold at 15 mV.

Amplitude distribution from a PIN diode in a LED calibration run in 2015.

The mean amplitude and charge in LUCID Bi-207 calibration runs for PMT 1 during 2016. The measurements are normalized so that it is one for the first measurement on the 1th of May 2016.

The average high voltage of the Bi-207 calibrated LUCID side A and side C detectors after being adjusted automatically by the Bi-207 calibration runs. The data is from 2016.

Posted before August 1st 2017
The number of photoelectrons predicted to be seen by LUCID from Cerenkov radiation created in both the gas and the window of the photomultiplier.

The number of photoelectrons predicted to be seen by LUCID from Cerenkov radiation created in only the gas.

The number of photoelectrons predicted to be seen by LUCID from Cerenkov radiation created in only the photomultiplier window.

Efficiency as a function of the discriminator threshold if at least one hit is required in LUCID.

Efficiency as a function of the discriminator threshold if at least one hit is required in each of the two LUCID detectors.

Difference between A- and C-side hit multiplicity if a hit on side A is required.

Difference between A- and C-side hit multiplicity if at least one hit in LUCID is required.

Difference between A- and C-side hit multiplicity if at least one hit in LUCID is required on both side A and side C.

The hit multiplicity distribution for a Monte Carlo sample without trigger requirement.

The hit multiplicity distribution for a Monte Carlo sample with a requirement of at least one hit in both side A and C.

The average number of hits as a function of discriminator threshold if at least one hit in LUCID is required.

The average number of hits as a function of discriminator threshold if at least one hit on both side A and C is required.

Event composition as a function of hit multiplicity.

Event composition as a function of hit multiplicity when requiring at least one hit on both side A and C.

The distribution of hit probability for different photo multipliers in LUCID when the OR trigger is used.

The distribution of hit probability for different photo multipliers in LUCID when the AND trigger is used.

The predicted hit multiplicity in LUCID when the OR trigger is used.

The predicted hit multiplicity in LUCID when the AND trigger is used.

The number of hits in the inner and outer photomultiplier ring in LUCID when the OR trigger is used.

The number of hits in the inner and outer photomultiplier ring in LUCID when the AND trigger is used.

ZDC figures

No figures are available at this time.

Photos and drawings

Photos and drawings of the forward detectors can be found in the web page of the luminosity taskforce.

Plots with collision data

Luminosity plots

Links

Responsible


Responsible: Marco Bruschi

Last reviewed by: The plots have been reviewed by the LUCID collaboration and by the appropriate project leaders

Topic attachments
I Attachment History Action Size Date Who Comment
JPEGjpg Fig1.jpg r1 manage 16.9 K 2017-08-01 - 09:34 UnknownUser  
PDFpdf Fig1.pdf r1 manage 127.0 K 2017-08-01 - 09:34 UnknownUser  
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PDFpdf Fig2.pdf r1 manage 153.0 K 2017-08-01 - 09:34 UnknownUser  
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PDFpdf Fig3.pdf r1 manage 124.8 K 2017-08-01 - 09:34 UnknownUser  
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PDFpdf Fig4.pdf r1 manage 163.0 K 2017-08-01 - 09:34 UnknownUser  
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PDFpdf Fig5.pdf r1 manage 167.2 K 2017-08-01 - 09:34 UnknownUser  
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PDFpdf Fig6.pdf r1 manage 128.1 K 2017-08-01 - 09:34 UnknownUser  
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PDFpdf Fig7.pdf r1 manage 131.6 K 2017-08-01 - 09:34 UnknownUser  
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PDFpdf Fig8.pdf r1 manage 160.7 K 2017-08-01 - 09:34 UnknownUser  
JPEGjpg Fig9.jpg r1 manage 8.8 K 2017-08-01 - 09:34 UnknownUser  
PDFpdf Fig9.pdf r1 manage 134.6 K 2017-08-01 - 09:34 UnknownUser  
PDFpdf LUCID_Absolute.pdf r1 manage 61.3 K 2018-06-15 - 19:19 UnknownUser  
JPEGjpg LUCID_Absolute_tn.jpg r1 manage 12.8 K 2018-06-15 - 19:22 UnknownUser  
PDFpdf LUCID_Bi107Signal.pdf r1 manage 20.2 K 2018-06-15 - 19:19 UnknownUser  
JPEGjpg LUCID_Bi107Signal_tn.jpg r1 manage 9.0 K 2018-06-15 - 19:22 UnknownUser  
PDFpdf LUCID_PinDiodeA.pdf r1 manage 1826.6 K 2018-06-15 - 19:19 UnknownUser  
JPEGjpg LUCID_PinDiodeA_tn.jpg r1 manage 9.8 K 2018-06-15 - 19:22 UnknownUser  
PDFpdf LUCID_Relative.pdf r1 manage 67.9 K 2018-06-15 - 19:19 UnknownUser  
JPEGjpg LUCID_Relative_tn.jpg r1 manage 15.0 K 2018-06-15 - 19:22 UnknownUser  
PDFpdf LUCID_TransitTime.pdf r1 manage 79.8 K 2018-06-15 - 19:19 UnknownUser  
JPEGjpg LUCID_TransitTime_tn.jpg r1 manage 12.3 K 2018-06-15 - 19:22 UnknownUser  
PDFpdf LUCID_meas.pdf r1 manage 30.5 K 2018-06-15 - 19:19 UnknownUser  
JPEGjpg LUCID_meas_tn.jpg r1 manage 12.1 K 2018-06-15 - 19:22 UnknownUser  
PDFpdf LUCID_plotctoa2.pdf r1 manage 364.7 K 2018-06-15 - 19:19 UnknownUser  
JPEGjpg LUCID_plotctoa2_tn.jpg r1 manage 22.2 K 2018-06-15 - 19:22 UnknownUser  
PDFpdf LUCID_totalmean_bi_2016.pdf r1 manage 22.8 K 2018-06-15 - 19:19 UnknownUser  
JPEGjpg LUCID_totalmean_bi_2016_tn.jpg r1 manage 8.6 K 2018-06-15 - 19:22 UnknownUser  
JPEGjpg Resolution_vs_overlap_width.jpg r1 manage 13.9 K 2010-05-10 - 15:17 UnknownUser  
Unknown file formatrar alfa_fig_230212.rar r1 manage 1085.8 K 2012-02-23 - 13:47 UnknownUser  
JPEGjpg fig19.jpg r1 manage 7.8 K 2010-05-10 - 15:16 UnknownUser  
JPEGjpg fig20.jpg r1 manage 7.6 K 2010-05-10 - 15:16 UnknownUser  
JPEGjpg hit_multi_cut.jpg r1 manage 10.9 K 2010-05-10 - 15:17 UnknownUser  
JPEGjpg layer_effi_orsay.jpg r1 manage 8.5 K 2010-05-10 - 15:17 UnknownUser  
JPEGjpg plotcalithr_102_1.jpg r1 manage 14.9 K 2010-05-10 - 17:40 UnknownUser  
PDFpdf plotcalithr_102_1.pdf r1 manage 13.0 K 2010-05-10 - 17:41 UnknownUser  
JPEGjpg plotcalithr_103_1.jpg r1 manage 14.0 K 2010-05-10 - 17:32 UnknownUser  
PDFpdf plotcalithr_103_1.pdf r1 manage 12.6 K 2010-05-10 - 17:33 UnknownUser The average number of hits as a function of discriminator threshold if at least one hit on both side A and C is required.
JPEGjpg plotcalithr_152_0.jpg r1 manage 15.8 K 2010-05-10 - 15:44 UnknownUser  
PDFpdf plotcalithr_152_0.pdf r1 manage 13.5 K 2010-05-10 - 15:45 UnknownUser Efficiency as a function of the discriminator threshold if atleast one hit is required in LUCID.
JPEGjpg plotcalithr_153_0.jpg r1 manage 14.0 K 2010-05-10 - 15:46 UnknownUser  
PDFpdf plotcalithr_153_0.pdf r1 manage 12.9 K 2010-05-10 - 15:47 UnknownUser Efficiency as a function of the discriminator threshold if atleast one hit is required in each of the two LUCID detectors.
JPEGjpg plotcomposition_102_03.jpg r1 manage 14.8 K 2010-05-10 - 17:42 UnknownUser  
PDFpdf plotcomposition_102_03.pdf r1 manage 12.4 K 2010-05-10 - 17:43 UnknownUser Event composition as a function of hit multiplicity.
JPEGjpg plotcomposition_103_03.jpg r1 manage 14.3 K 2010-05-10 - 17:43 UnknownUser  
PDFpdf plotcomposition_103_03.pdf r1 manage 12.1 K 2010-05-10 - 17:44 UnknownUser Event composition as a function of hit multiplicity when requiring at least one hit on both side A and C.
JPEGjpg plothit_102_03.jpg r1 manage 13.0 K 2010-05-10 - 17:21 UnknownUser  
PDFpdf plothit_102_03.pdf r1 manage 11.5 K 2010-05-10 - 17:22 UnknownUser The hit multiplicity distribution for a Monte Carlo sample without trigger requirement.
JPEGjpg plothit_103_03.jpg r1 manage 13.2 K 2010-05-10 - 17:25 UnknownUser  
PDFpdf plothit_103_03.pdf r1 manage 11.5 K 2010-05-10 - 17:24 UnknownUser The hit multiplicity distribution for a Monte Carlo sample with a requirement of atleast one hit in both side A and C.
JPEGjpg plothitdif_150_03.jpg r1 manage 14.8 K 2010-05-10 - 15:59 UnknownUser  
PDFpdf plothitdif_150_03.pdf r1 manage 11.1 K 2010-05-10 - 16:00 UnknownUser Difference between A- and C-side hit multiplicity if a hit on side A is required.
JPEGjpg plothitdif_152_03.jpg r1 manage 15.3 K 2010-05-10 - 16:00 UnknownUser  
PDFpdf plothitdif_152_03.pdf r1 manage 11.3 K 2010-05-10 - 16:01 UnknownUser Difference between A- and C-side hit multiplicity if atleast one hit in LUCID is required.
JPEGjpg plothitdif_153_03.jpg r1 manage 15.1 K 2010-05-10 - 16:02 UnknownUser  
PDFpdf plothitdif_153_03.pdf r1 manage 11.1 K 2010-05-10 - 16:02 UnknownUser Difference between A- and C-side hit multiplicity if atleast one hit in LUCID is required on both side A and side C.
JPEGjpg plothitdisgen_10_2_15.jpg r1 manage 16.7 K 2010-06-04 - 17:28 UnknownUser  
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JPEGjpg plothitetagen_10_3_15.jpg r1 manage 15.0 K 2010-06-04 - 17:26 UnknownUser  
PDFpdf plothitetagen_10_3_15.pdf r1 manage 14.3 K 2010-06-04 - 17:26 UnknownUser  
JPEGjpg plothittubgen_10_2_15.jpg r1 manage 15.9 K 2010-06-04 - 17:26 UnknownUser  
PDFpdf plothittubgen_10_2_15.pdf r1 manage 21.2 K 2010-06-04 - 17:25 UnknownUser  
JPEGjpg plothittubgen_10_3_15.jpg r1 manage 15.1 K 2010-06-04 - 17:25 UnknownUser  
PDFpdf plothittubgen_10_3_15.pdf r1 manage 21.1 K 2010-06-04 - 17:25 UnknownUser  
JPEGjpg plotnpe_150.jpg r1 manage 17.2 K 2010-05-10 - 11:23 UnknownUser The number of photoelectrons predicted to be seen by LUCID from Cerenkov radiation created in both the gas and the window of the photomultiplier.
PDFpdf plotnpe_150.pdf r1 manage 18.3 K 2010-05-10 - 11:23 UnknownUser  
JPEGjpg plotnpe_151.jpg r1 manage 17.5 K 2010-05-10 - 14:34 UnknownUser  
PDFpdf plotnpe_151.pdf r1 manage 17.3 K 2010-05-10 - 14:35 UnknownUser The number of photoelectrons predicted to be seen by LUCID from Cerenkov radiation created in only the gas.
JPEGjpg plotnpe_152.jpg r1 manage 17.4 K 2010-05-10 - 15:04 UnknownUser  
PDFpdf plotnpe_152.pdf r1 manage 17.0 K 2010-05-10 - 14:46 UnknownUser The number of photoelectrons predicted to be seen by LUCID from Cerenkov radiation created in only the window of the photomultiplier.
JPEGjpg reso_orsay.jpg r1 manage 13.9 K 2010-05-10 - 15:25 UnknownUser  
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