CERN Accelerating science

Article
Title Luminosity determination in $\sqrt{s}$ = 7 TeV proton collisions using the LHCf Front Counter at LHC
Author(s) Taki, K (Nagoya U., Solar-Terrestrial Environ. Lab.) ; Adriani, O (INFN, Florence ; Florence U.) ; Bonechi, L (INFN, Florence) ; Bongi, M (INFN, Florence) ; Castellini, G (INFN, Florence ; Florence U.) ; D'Alessandro, R (INFN, Florence ; Florence U.) ; Fukatsu, K (Nagoya U., Solar-Terrestrial Environ. Lab.) ; Haguenauer, M (Ecole Polytechnique) ; Itow, Y (Nagoya U., Solar-Terrestrial Environ. Lab.) ; Kasahara, K (Waseda U., RISE) ; Mase, T (Nagoya U., Solar-Terrestrial Environ. Lab.) ; Kawade, K (Nagoya U., Solar-Terrestrial Environ. Lab.) ; Ricciarini, S (INFN, Florence) ; Macina, D (CERN) ; Masuda, K (Nagoya U., Solar-Terrestrial Environ. Lab.) ; Menjo, H (KMI, Nagoya) ; Mitsuka, G (Nagoya U., Solar-Terrestrial Environ. Lab.) ; Muraki, Y (Nagoya U., Solar-Terrestrial Environ. Lab.) ; Noda, K (INFN, Catania) ; Papini, P (INFN, Florence) ; Perrot, A L (CERN) ; Sako, T (Nagoya U., Solar-Terrestrial Environ. Lab. ; KMI, Nagoya) ; Shimizu, Y (Waseda U., RISE) ; Suzuki, K (Nagoya U., Solar-Terrestrial Environ. Lab.) ; Suzuki, T (Waseda U., RISE) ; Tamura, T (Kanagawa U.) ; Torii, S (Kanagawa U.) ; Tricomi, A (INFN, Catania ; Catania U.) ; Turner, W C (LBL, Berkeley)
Publication 2012
In: JINST 7 (2012) T01003
DOI 10.1088/1748-0221/7/01/T01003
Subject category Detectors and Experimental Techniques
Accelerator/Facility, Experiment CERN LHC ; LHCf
Abstract In the Large Hadron Collider forward (LHCf) experiment, the luminosity is determined with the counting rates of detectors called Front Counter. During the LHCf physics operation at √s = 7 TeV in 2010, two series of calibration run in the conversion factors from the counting rate to the luminosity were carried out on 26th of April and 9th of May. Using the luminosities determined in the April and May scans with 5 % and 4 % accuracy, the conversion factors were determined with 5.0 % accuracy, providing the luminosity determination at the LHCf experiment with this accuracy.
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 Record creato 2012-03-27, modificato l'ultima volta il 2022-08-10


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