Cryogenic Operation Methodology and Cryogen Management at CERN over the last 15 Years (2009)
Delikaris, D, Barth, K, Claudet, S, Gayet, Ph, Passardi, Giorgio, Serio, L, ...
CERN, the European Organization for Nuclear Research has progressively implemented and brought into operation an impressive number of cryogenic units (34). The paper will present the evolution of...
The Upgrade of the Control System for the CERN/NA62 Liquid Krypton Detector (2009)
Moraux, A, Bremer, J, Falaleev, V, Gonidec, A, Passardi, Giorgio, Pezzetti, M
The NA62 experiment is a continuation of the CERN kaon research program and particularly of the NA48 experiment which was designed in the early 90’s to measure the direct CP violation with a very...
Passardi, Giorgio, Barth, K, Delruelle, N, Dudarev, A, Haug, F, Pavlov, O, ...
The four superconducting magnets (Barrel Toroid, two End-Cap Toroids and Central Solenoid) of the ATLAS detector have been tested individually at 4.5 K in the LHC underground experimental cavern....
Fabre, C, Bremer, J, Chalifour, M, Gonidec, G, Passardi, Giorgio, Petit, P, ...
The ATLAS liquid argon calorimeter housed in three independent cryostats containing a total argon volume of about 78 m3 has been installed in the underground cavern. The three detectors have been...
Barth, K, Delruelle, N, Dudarev, A, Passardi, Giorgio, Pengo, R, Pezzetti, M, ...
The large ATLAS superconducting magnets system consists of the Barrel, two End-Caps Toroids and the Central Solenoid. The eight separate coils making the Barrel Toroid (BT) have been individually...
Cryogenic Characteristics of the ATLAS Barrel Toroid Superconducting Magnet (2008)
Pengo, R, Barth, K, Delruelle, N, Pezzetti, M, Pirotte, O, Passardi, Giorgio, ...
ATLAS, one of the experiments of the LHC accelerator under commissioning at CERN, is equipped with a large superconducting magnet the Barrel Toroid (BT) that has been tested at nominal current (20500...
Cryogenic Tests of the Atlas Liquid Argon Calorimeter (2006)
Fabre, C, Bremer, J, Chalifour, M, Gonidec, A, Passardi, Giorgio
The ATLAS liquid argon calorimeter consists of the barrel and two end-cap detectors housed in three independent cryostats filled with a total volume of 78 m3 of liquid argon. During cool-down the...
Commissioning of the Cryogenic System for the ATLAS Superconducting Magnets (2006)
Delruelle, N, Baynham, D Elwyn, Bradshaw, T, Haug, F, Passardi, Giorgio, ...
The paper describes the test results of the helium cryoplant for the superconducting magnets of the ATLAS particle detector at CERN. It consists of two refrigerators used in common by all the magnets...
Cryogenic Tests of the Atlas Liquid Argon Calorimeter (2006)
Fabre, C, Bremer, J, Chalifour, M, Gonidec, A, Passardi, Giorgio
The ATLAS liquid argon calorimeter consists of the barrel and two end-cap detectors housed in three independent cryostats filled with a total volume of 78 m3 of liquid argon. During cool-down the...
Commissioning of the Cryogenic System for the ATLAS Superconducting Magnets (2006)
Delruelle, N, Baynham, D Elwyn, Bradshaw, T, Haug, F, Passardi, Giorgio, ...
The paper describes the test results of the helium cryoplant for the superconducting magnets of the ATLAS particle detector at CERN. It consists of two refrigerators used in common by all the magnets...
The Management of Cryogens at CERN (2004)
Delikaris, D, Barth, K, Passardi, Giorgio, Serio, L, Tavian, L
CERN is a large user of industrially procured cryogens essentially liquid helium and nitrogen. Recent contracts have been placed by the Organization for the delivery of quantities up to 280 tons of...
Final Testing of the ATLAS Central Solenoid before Installation (2004)
Haug, F, Doi, Y, Haruyama, T, Kawai, M, Kondo, T, Kondo, Y, ...
The central solenoid is part of the superconducting magnet system of the ATLAS experiment at the CERN LHC collider. It provides a 2 tesla axial magnetic field for the inner 24 m3 volume centre...
Pengo, R, Dolgetta, N, Junker, S, Passardi, Giorgio
ATLAS is one of the two major experiments of the LHC project at CERN using cryogenics. The superconducting magnet system of ATLAS is composed of the Barrel Toroid (BT), two End Caps Toroids and the...
The Common Cryogenic Test Facility for the Atlas Barrel and End-Cap Toroid Magnet (2004)
Delruelle, N, Haug, F, Junker, S, Passardi, Giorgio, Pengo, R, Pirotte, O
The large ATLAS toroidal superconducting magnet made of the Barrel and two End-Caps needs extensive testing at the surface of the individual components prior to their final assembly into the...
Commissioning and First Operation of the Cryogenics for the CERN Axion Solar Telescope (CAST) (2004)
Barth, K, Delikaris, D, Passardi, Giorgio, Pezzetti, M, Pirotte, O, Stewart, L, ...
A new experiment, the CERN Axion Solar Telescope (CAST) was installed and commissioned in 2002. Its aim is to experimentally prove the existence of an as yet hypothetical particle predicted by theory...
Status of RF superconductivity work at CERN: laboratory talk (2003)
Weingarten, Wolfgang, Barranco-Luque, M, Benvenuti, Cristoforo, Bloess, D, Boussard, Daniel, Bressani, G, ...
Pengo, R, Junker, S, Passardi, Giorgio, Pirotte, O
The toroid superconducting magnet of ATLAS-LHC experiment at CERN will be indirectly cooled by means of forced flow of liquid helium at about 4.5 K. A centrifugal pump will be used, providing a mass...
The use of cryogenics at CERN was originated (in the 1960s) by High Energy Physics detectors requiring low temperature technologies to achieve the desired performance and indicates a sustained trend...
Computer Simulation of the Cool Down of the ATLAS Liquid Argon Barrel Calorimeter (2002)
Korperud, N, Bremer, J, Fabre, C, Owren, G, Passardi, Giorgio
The ATLAS electromagnetic barrel calorimeter consists of a liquid argon detector with a total mass of 120 tonnes. This highly complicated structure, fabricated from copper, lead, stainless steel and...
Cryogenics for the CERN Solar Axion Telescope (CAST) using a LHC Dipole Prototype Magnet (2002)
Barth, K, Passardi, Giorgio, Pezzetti, M, Pirotte, O, Riege, H, Vullierme, B, ...
The axion, an as yet hypothetical particle predicted from the solution of the strong CP problem, constitutes a prime candidate for the galactic dark matter and also arises in supersymmetry and...
First Cryogenic Testing of the ATLAS Superconducting Prototype Magnets (2002)
Delruelle, N, Dudarev, A, Haug, F, Mayri, C, Orlic, J P, Passardi, Giorgio, ...
The superconducting magnet system of the ATLAS detector will consist of a central solenoid, two end-cap toroids and the barrel toroid made of eight coils (BT) symmetrically placed around the central...
The Proximity Cryogenic System for the ATLAS Toroidal Magnets (2001)
Baynham, D Elwyn, Bradshaw, T, Brown, G, Cragg, D, Crook, M, Haug, F, ...
ATLAS is a very high-energy detector for the Large Hadron Collider (LHC) at CERN. The superconducting magnet used to provide the required magnetic field consists of four sub-systems: a central...
The Proximity Cryogenic System for the ATLAS Toroidal Magnets (2001)
Baynham, D Elwyn, Bradshaw, T, Brown, G, Cragg, D, Crook, M, Haug, F, ...
ATLAS is a very high-energy detector for the Large Hadron Collider (LHC) at CERN. The superconducting magnet used to provide the required magnetic field consists of four sub-systems: a central...
Barth, K, Dauvergne, J P, Delikaris, D, Passardi, Giorgio
The Large Electron Positron Collider (LEP) has ended its last physics run in November 2000, and it is at present being dismantled to liberate the tunnel for the Large Hadron Collider (LHC) project to...
Barth, K, Dauvergne, J P, Delikaris, D, Passardi, Giorgio
The Large Electron Positron Collider (LEP) has ended its last physics run in November 2000, and it is at present being dismantled to liberate the tunnel for the Large Hadron Collider (LHC) project to...
Cryogenics for the Large Hadron Collider Experiments (2001)
Bremer, J, Delikaris, D, Delruelle, N, Haug, F, Passardi, Giorgio, Perinic, G
High Energy Physics experiments have frequently adopted cryogenic versions of their apparatus to achieve the desired performance. Among the four new experiments for the CERN Large Hadron Collider...
The Helium Cryogenic System for the ATLAS Experiment (1999)
Delruelle, N, Haug, F, Passardi, Giorgio
The magnetic configuration of the ATLAS detector is generated by an inner superconducting solenoid and three air-core toroids (the barrel and two end-caps), each of them made of eight superconducting...
The CERN Cryogenic Test Facility for the Atlas Barrel Toroid Magnets (1999)
Haug, F, Cambon, A, Delruelle, N, Orlic, J P, Passardi, Giorgio, Tischhauser, Johann
The superconducting magnet system of the ATLAS detector will consist of a central solenoid, two end-cap toroidal magnets (ECT) and the barrel toroid magnet (BT) made of eight coils symmetrically...
The Helium Cryogenic System for the ATLAS Experiment (1999)
Delruelle, N, Haug, F, Passardi, Giorgio
The magnetic configuration of the ATLAS detector is generated by an inner superconducting solenoid and three air-core toroids (the barrel and two end-caps), each of them made of eight superconducting...
Cryogenic System for the Test Facilities of the ATLAS Liquid Argon Calorimeter Modules (1998)
Bremer, J, Cambon, A, Chalifour, M, Haug, F, Passardi, Giorgio, Tischhauser, J
To perform cold tests on the different modules of the ATLAS liquid argon calorimeter, a cryogenic system has been constructed and is now operated at the CERN North Experimental Area. Three different...
Cryogenic System for the Test Facilities of the ATLAS Liquid Argon Calorimeter Modules (1998)
Bremer, J, Cambon, A, Chalifour, M, Haug, F, Passardi, Giorgio, Tischhauser, Johann
To perform cold tests on the different modules of the ATLAS liquid argon calorimeter, a cryogenic system has been constructed and is now operated at the CERN North Experimental Area. Three different...
Barth, K, Dauvergne, J P, Delikaris, D, Delruelle, N, Ferlin, G, Passardi, Giorgio, ...
CERN's major project, the Large Hadron Collider (LHC), has moved to an implementation phase with machine construction to be completed by 2005. To achieve the design proton-proton centre of mass...
Barth, K, Dauvergne, J P, Delikaris, D, Delruelle, N, Ferlin, G, Passardi, Giorgio, ...
CERN's major project, the Large Hadron Collider (LHC), has moved to an implementation phase with machine construction to be completed by 2005. To achieve the design proton-proton centre of mass...
The cryogenic system for the superconducting solenoid magnet of the CMS experiment (1998)
Delikaris, D, Dauvergne, J P, Passardi, Giorgio, Lottin, J C, Lottin, J P, Lyraud, C
The design concept of the CMS experiment, foreseen for the Large Hadron Collider (LHC) project at CERN, is based on a superconducting solenoid magnet. The large coil will be made of a four layers...
Refrigeration System for the ATLAS Experiment (1996)
Haug, F, Dauvergne, J P, Passardi, Giorgio, Cragg, D, Curé, C, Pailler, P, ...
The proposed ATLAS detector for the 27 km circumference LHC collider is of unprecedented size and complexity. The magnet configuration is based on an inner superconducting solenoid and large...
Refrigeration System for the ATLAS Experiment (1996)
Haug, F, Dauvergne, J P, Passardi, Giorgio, Cragg, D, Curé, C, Pailler, P, ...
The proposed ATLAS detector for the 27 km circumference LHC collider is of unprecedented size and complexity. The magnet configuration is based on an inner superconducting solenoid and large...
Cryogenics for CERN experiments: past, present and future (1996)
Bremer, J, Dauvergne, J P, Delikaris, D, Delruelle, N, Kesseler, G, Passardi, Giorgio, ...
Use of cryogenics at CERN was originated (in the 1960s) by bubble chambers and the associated s.c. solenoids. Complex cryoplants were installed to provide cooling at LH2 and LHe temperatures....
Innovative aspects of the controls for the helium cryoplants in the CERN SPS accelerator (1994)
Delruelle, N, Juillerat, A C, Kuhn, H K, Passardi, Giorgio, Vergult, P, Wollès, J C
Status of the RF superconductivity at CERN (1993)
Cavallari, Giorgio, Arnaud, C, Barranco-Luque, M, Benvenuti, Cristoforo, Bernard, P, Bloess, D, ...
Design criteria of the cryogenic system for the CERN LHC injection lines (1993)
Delruelle, N, Kouba, G, Passardi, Giorgio, Tischhauser, Johann
Application of liquid-helium cryoplants at CERN (1993)
Dauvergne, J P, Delikaris, D, Erdt, W K, Güsewell, D, Haug, F, Lebrun, P, ...
Delikaris, D, Dauvergne, J P, Frandsen, Poul Kjaer, Haug, F, Passardi, Giorgio, Rieubland, Jean Michel, ...
Heat inleak measurements of flexible thermally unshielded cryogenic transfer lines (1993)
Delruelle, N, Mourou, G A, Passardi, Giorgio, Tischhauser, Johann
Status report on SC RF cavities at CERN (1992)
Cavallari, Giorgio, Arnaud, C, Barranco-Luque, M, Benvenuti, Cristoforo, Bernard, P, Bloess, D, ...
First operation of superconducting Nb sputtered coated Cu cavities in the CERN SPS (1990)
Benvenuti, Cristoforo, Bloess, D, Boussard, Daniel, Cavallari, Giorgio, Chiaveri, Enrico, Häbel, E, ...
The refrigeration system for the LEP upgrade (1990)
Barranco-Luque, M, Dauvergne, J P, Erdt, W K, Frandsen, Poul Kjaer, Güsewell, D, Haug, F, ...
Status report on superconducting Nb cavities for LEP (1990)
Arnaud, C, Bernard, P, Bloess, D, Cavallari, Giorgio, Chiaveri, Enrico, Ciapala, Edmond, ...
Superconducting cavities for LEP (1990)
Arnaud, C, Benvenuti, Cristoforo, Bernard, P, Bloess, D, Cavallari, Giorgio, Chiaveri, Enrico, ...
Long-term test of a LEP prototype superconducting cavity in the CERN SPS (1990)
Boussard, Daniel, Cavallari, Giorgio, Kindermann, H P, Passardi, Giorgio, Stierlin, R, Tückmantel, Joachim, ...
Radio frequency superconductivity at CERN: a status report (1990)
Arnolds-Mayer, G, Benvenuti, Cristoforo, Bernard, P, Bloess, D, Cavallari, Giorgio, Chiaveri, Enrico, ...
Superconducting rf cavities for LEP (1990)
Bernard, P, Bloess, D, Cavallari, Giorgio, Chiaveri, Enrico, Erdt, W K, Geschonke, Günther, ...
Test of a 352 MHz superconducting cavity in the CERN SPS (1990)
Bernard, P, Bloess, D, Boussard, Daniel, Cavallari, Giorgio, Chiaveri, Enrico, Erdt, W K, ...
Further results from the test of a 352 MHz superconducting cavity in the CERN SPS (1990)
Boussard, Daniel, Cavallari, Giorgio, Kindermann, H P, Passardi, Giorgio, Stierlin, R, Tückmantel, Joachim, ...