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Pictures and figures

Pictures from Detector Paper

rich1-2d.png
Side view schematic layout of the RICH1 detector eps version
rich1-3d.png
Cut-away 3D model of the RICH1 detectorn, shown attached by its gas-tight seal to the VELO tank. ps version
rich1 photo.jpg
Photo of the RICH1 gas enclosure containing the flat and spherical mirrors (remember: interaction point on the right)
rich2  encolsure photo.jpg
A photograph of RICH 2 with the entrance window removed
rich2 enclosure.png
A schematic layout of the RICH 2 detector eps version
rich2 schematic.png
Top view schematic of the RICH 2 detector eps version
radiators.png
Cherenkov angle versus particle momentum for the RICH radiators. eps version
CFmirrorstructure.jpg
Photo of the internal structure of the RICH 1 carbon fibre (CFRP) mirror;
cma 1mirror.jpg
Photo of a CFRP mirror
cma mirrors.jpg
Photo of the spherical mirror array viewed from the front, mounted onto its CFRP support frame
flat spherical mirrors.png
Angular precision as a function of radius of curvature for the spherical and the flat mirrors in RICH 2. The angular precision of a mirror is defined as the RMS angular deviation of the normal to the mirror surface at the given point from the radius of curvature R, and is related to D0 by the expression D0 /8R, under the assumption that the light distribution of the spot is gaussian eps version
mirror reflectivity.png
Reflectivity of several mirror coatings on glass as a function of the photon energy. The angle of incidence is 30 eps version
hpd-schematic new.png
Schematic of the pixel-HPD eps version
hpdphoto.jpg
Photograph of the pixel-HPD
QE H610006.png
QE measurement for one of the best HPD eps version
QE 270 btch25 nev1.png
The average QE(%) at 270 nm versus the HPD batch number.eps version
ion-dark new.png
Distributions of the ion-feedback rate (left) and of the dark-count rates (right)eps version
hpd mounting.jpg
The RICH 2 column mounting scheme
hpd column.jpg
A photograph of a RICH 2 column
L0.jpg
A photograph of the L0 board. The optical receiver and transmitters are visible at the top. The PINT gate array is in the centre of the board
HV.jpg
A photograph of an HV board. Around the board is the silicone coating
hv-scheme.png
The scheme of an HV board eps version
L0 LV HV column.jpg
A photograph of L0, LV and HV boards mounted on a RICH HPD column
gasquality2.png
Typical sound propagation time as a function of the CO2 percentage in C4F10 eps version
mag dist.png
Image of a star pattern recorded on an HPD with and without a B-field of 5 mT applied parallel to the HPD axis eps version
lams2.png
Schematic of the mirror alignment monitoring system eps version
DataMC nhits3.png
Number of pixel hits per event for data (points) and simulation (histogram) for a single HPD used in the RICH test beam run eps version
DataMC thetaC.png
Reconstructed Cherenkov angle for data (solid histogram) and simulation (dotted line) on one of the HPDs used in the 2004 RICH test beam run eps version
RICH1 24mar.png
Table 6.3: Single photoelectron resolutions for the three RICH radiators. All numbers are in mrad. Individual contributions from each source are given, together with the total eps version

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Old figures

These figures may be out of date, don't use them!
img1c8902e197ada13bd5bdaa9f21f28890.gif
RICH detectors in IP8
imgf1e287a0f530a1556d86b83671bef2bd.gif
RICH2
img56fcec74c6c1c255632a2a6e95dddd09.gif
HPD: 18 mm 61-pixel
-- RuggeroTurra - 21 May 2009
Topic attachments
I Attachment History Action Size Date Who Comment
JPEGjpg CFmirrorstructure.jpg r1 manage 105.5 K 2009-05-26 - 09:36 RuggeroTurra Photo of the internal structure of the RICH 1 carbon fibre (CFRP) mirror
Unknown file formateps DataMC_nhits3.eps r1 manage 11.2 K 2009-05-26 - 11:21 RuggeroTurra Number of pixel hits per event for data (points) and simulation (histogram) for a single HPD used in the RICH test beam run
PNGpng DataMC_nhits3.png r1 manage 25.2 K 2009-05-26 - 11:21 RuggeroTurra Number of pixel hits per event for data (points) and simulation (histogram) for a single HPD used in the RICH test beam run
Unknown file formateps DataMC_thetaC.eps r1 manage 11.0 K 2009-05-26 - 11:24 RuggeroTurra Reconstructed Cherenkov angle for data (solid histogram) and simulation (dot- ted line) on one of the HPDs used in the 2004 RICH test beam run
PNGpng DataMC_thetaC.png r1 manage 27.5 K 2009-05-26 - 11:24 RuggeroTurra Reconstructed Cherenkov angle for data (solid histogram) and simulation (dot- ted line) on one of the HPDs used in the 2004 RICH test beam run
JPEGjpg HV.jpg r1 manage 77.8 K 2009-05-26 - 10:44 RuggeroTurra A photograph of an HV board
JPEGjpg L0.jpg r1 manage 79.9 K 2009-05-26 - 10:43 RuggeroTurra A photograph of the L0 board
JPEGjpg L0_LV_HV_column.jpg r1 manage 70.4 K 2009-05-26 - 10:52 RuggeroTurra A photograph of L0, LV and HV boards mounted on a RICH HPD column
Unknown file formateps QE_270_btch25_nev1.eps r1 manage 4035.7 K 2009-05-26 - 10:31 RuggeroTurra The average QE(%) at 270nm versus the HPD batch number
PNGpng QE_270_btch25_nev1.png r1 manage 36.5 K 2009-05-26 - 10:30 RuggeroTurra The average QE(%) at 270nm versus the HPD batch number
Unknown file formateps QE_H610006.eps r1 manage 1025.7 K 2009-05-26 - 10:28 RuggeroTurra QE measurement for one of the best HPD
PNGpng QE_H610006.png r1 manage 17.7 K 2009-05-26 - 10:27 RuggeroTurra QE measurement for one of the best HPD
Unknown file formateps RICH1_24mar.eps r1 manage 1291.5 K 2009-05-26 - 11:26 RuggeroTurra Display of a typical LHCb event in RICH 1
PNGpng RICH1_24mar.png r1 manage 72.3 K 2009-05-26 - 11:26 RuggeroTurra Display of a typical LHCb event in RICH 1
JPEGjpg cma_1mirror.jpg r1 manage 65.4 K 2009-05-26 - 09:37 RuggeroTurra Photo of a CFRP mirror
JPEGjpg cma_mirrors.jpg r1 manage 486.5 K 2009-05-26 - 09:38 RuggeroTurra Photo of the spherical mirror array viewed from the front, mounted onto its CFRP support frame
PDFpdf flat_spherical_mirrors.pdf r1 manage 12.4 K 2009-05-26 - 10:12 RuggeroTurra Angular precision as a function of radius of curvature for the spherical and the flat mirrors in RICH 2
PNGpng flat_spherical_mirrors.png r1 manage 16.6 K 2009-05-26 - 10:12 RuggeroTurra Angular precision as a function of radius of curvature for the spherical and the flat mirrors in RICH 2
Unknown file formateps gasquality2.eps r1 manage 365.2 K 2009-05-26 - 11:09 RuggeroTurra Typical sound propagation time as a function of the CO2 percentage in C4F10
PNGpng gasquality2.png r1 manage 9.2 K 2009-05-26 - 11:10 RuggeroTurra Typical sound propagation time as a function of the CO2 percentage in C4F10
Unknown file formateps hpd-schematic_new.eps r1 manage 769.4 K 2009-05-26 - 10:21 RuggeroTurra Schematic of the pixel-HPD
PNGpng hpd-schematic_new.png r1 manage 35.6 K 2009-05-26 - 10:20 RuggeroTurra Schematic of the pixel-HPD
JPEGjpg hpd_column.jpg r1 manage 568.1 K 2009-05-26 - 10:38 RuggeroTurra Photograph of a RICH2 column
JPEGjpg hpd_mounting.jpg r1 manage 74.5 K 2009-05-26 - 10:42 RuggeroTurra RICH 2 column mounting scheme
JPEGjpg hpdphoto.jpg r1 manage 41.8 K 2009-05-26 - 10:18 RuggeroTurra Photograph of the pixel-HPD
Unknown file formateps hv-scheme.eps r1 manage 748.9 K 2009-05-26 - 10:46 RuggeroTurra Scheme of an HV board
PNGpng hv-scheme.png r1 manage 56.7 K 2009-05-26 - 10:45 RuggeroTurra Scheme of an HV board
Unknown file formateps ion-dark_new.eps r1 manage 380.4 K 2009-05-26 - 10:06 RuggeroTurra Distributions of the ion-feedback rate (left) and of the dark-count rates (right)
PNGpng ion-dark_new.png r1 manage 21.9 K 2009-05-26 - 10:06 RuggeroTurra Distributions of the ion-feedback rate (left) and of the dark-count rates (right)
Unknown file formateps lams2.eps r1 manage 17.3 K 2009-05-26 - 11:14 RuggeroTurra Schematic of the mirror alignment monitoring system
PNGpng lams2.png r1 manage 18.2 K 2009-05-26 - 11:15 RuggeroTurra Schematic of the mirror alignment monitoring system
Unknown file formateps mag_dist.eps r1 manage 488.0 K 2009-05-26 - 11:12 RuggeroTurra Image of a star pattern recorded on an HPD with and without a B-field of 5 mT applied parallel to the HPD axis
PNGpng mag_dist.png r1 manage 14.3 K 2009-05-26 - 11:13 RuggeroTurra Image of a star pattern recorded on an HPD with and without a B-field of 5 mT applied parallel to the HPD axis
Unknown file formateps mirror_reflectivity.eps r1 manage 919.1 K 2009-05-26 - 10:15 RuggeroTurra Reflectivity of several mirror coatings on glass as a function of the photon energy. The angle of incidence is 30
PNGpng mirror_reflectivity.png r1 manage 40.9 K 2009-05-26 - 11:53 RuggeroTurra Reflectivity of several mirror coatings on glass as a function of the photon energy. The angle of incidence is 30
Unknown file formateps radiators.eps r1 manage 364.4 K 2009-05-26 - 10:08 RuggeroTurra Cherenkov angle versus particle momentum for the RICH radiators
PNGpng radiators.png r1 manage 27.3 K 2009-05-26 - 10:09 RuggeroTurra Cherenkov angle versus particle momentum for the RICH radiators
Unknown file formateps rich1-2d.eps r1 manage 822.2 K 2009-05-25 - 09:45 RuggeroTurra rich1 2D
PNGpng rich1-2d.png r2 r1 manage 87.4 K 2009-05-26 - 16:22 RuggeroTurra rich1 2D
PNGpng rich1-3d.png r1 manage 309.4 K 2009-05-25 - 12:42 RuggeroTurra rich1 3D
Postscriptps rich1-3d.ps r1 manage 213.0 K 2009-05-25 - 12:43 RuggeroTurra rich1 3D
JPEGjpg rich1_photo.jpg r1 manage 140.3 K 2009-05-25 - 15:00 RuggeroTurra rich1 photo
JPEGjpg rich2__encolsure_photo.jpg r1 manage 265.4 K 2009-05-25 - 15:00 RuggeroTurra rich2 enclosure photo
Unknown file formateps rich2_enclosure.eps r1 manage 2924.3 K 2009-05-25 - 15:04 RuggeroTurra rich2 enclosure
PNGpng rich2_enclosure.png r1 manage 204.5 K 2009-05-25 - 15:01 RuggeroTurra rich2 enclosure
Unknown file formateps rich2_schematic.eps r1 manage 1246.3 K 2009-05-25 - 15:06 RuggeroTurra rich2 schematic
PNGpng rich2_schematic.png r1 manage 760.0 K 2009-05-25 - 15:05 RuggeroTurra rich2 schematic
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Topic revision: r13 - 2009-05-27 - RuggeroTurra
 
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