García-Pérez, J, Billan, J, Buzio, M, Galbraith, P, Giloteaux, D, Remondino, Vittorio
The LHC will be composed of 1232 horizontally curved, 15-meter long, superconducting dipole assemblies and 474 Short Straight Sections containing various types of quadrupoles. These magnets are...
The eight superconducting quadrupoles for the ISR high-luminosity insertion (2005)
Billan, J, Henrichsen, K N, Laeger, H, Lebrun, P, Perin, R, Pichler, S, ...
Eight superconducting quadrupoles for a high-luminosity insertion in the ISR have been produced by industrial firms according to CERN design and manufacturing specifications, and assembled and tested...
Magnetic Measurement Systems for the LHC Dipole Assembly Companies (2004)
Billan, J, García-Pérez, J, Giloteaux, D, Raimondo, A, Remondino, Vittorio, Reymond, H, ...
The LHC superconducting lattice dipole magnets are presently under construction in three European industries. Due to the stringent magnet performance required for the LHC, these magnets have to be...
Magnetic Field Tracking Experiments for LHC (2004)
Granata, V, Billan, J, Bordry, F, Bottura, L, Coutinho-Ferreira, P M, Effinger, E, ...
At the Large Hadron Collider (LHC) at CERN one of the difficult requirements during the energy ramp is that the ratio between the field produced by the quadrupoles and the field in the dipoles...
Magnetic Field Tracking Experiments for LHC (2004)
Granata, V, Billan, J, Bordry, Frederick, Bottura, L, Coutinho-Ferreira, P M, Effinger, E, ...
At the Large Hadron Collider (LHC) at CERN one of the difficult requirements during the energy ramp is that the ratio between the field produced by the quadrupoles and the field in the dipoles...
Aznar, S, Billan, J, Fischer, F, Galbraith, Peter, García-Pérez, J, Goy, S, ...
In the context of the LHC superconducting magnet production, especially for dipoles and quadrupoles due to their complexity, it is foreseen to perform acceptance tests, at an early production stage,...
Optical In-Situ Measurement of Relative Deformations of the LHC Main Dipole Cold Masses (2002)
Aznar, S, Billan, J, García-Pérez, J, La China, M, Ferracin, P, Redaelli, S, ...
The LHC cryodipoles are composed of an evacuated cryostat and a cold mass, which is cooled by superfluid helium at 1.9 K. To obey constraints imposed by beam dynamics the particle beams must be...
Optical In-Situ Measurement of Relative Deformations of the LHC Main Dipole Cold Masses (2002)
Aznar, S, Billan, J, García-Pérez, J, La China, M, Ferracin, P, Redaelli, S, ...
The LHC cryodipoles are composed of an evacuated cryostat and a cold mass, which is cooled by superfluid helium at 1.9 K. To obey constraints imposed by beam dynamics the particle beams must be...
Aznar, S, Billan, J, Fischer, F, Galbraith, Peter, García-Pérez, J, Goy, S, ...
In the context of the LHC superconducting magnet production, especially for dipoles and quadrupoles due to their complexity, it is foreseen to perform acceptance tests, at an early production stage,...
The energy calibration of LEP in 1992 (2002)
Arnaudon, L, Assmann, R W, Billan, J, Birr, W, Blondel, A, Bobbink, Gerjan J, ...
Geometric and Magnetic Axes of the LHC Dipole (2001)
Bajko, M, Billan, J, Buzio, M, Deferne, G, Ferracin, P, García-Pérez, J, ...
The 15-m long superconducting dipoles of the Large Hadron Collider (LHC) with two-in-one design are curved by about 5 mrad to follow the beam trajectory. They are supported on three cold feet to...
Performance of Prototypes and Start up of Series Fabrication of the LHC Arc Quadrupoles (2001)
Billan, J, Peyrot, M, Remondino, V, Rifflet, J M, Siemko, A, Simon, F, ...
The construction of three prototype arc quadrupoles for the LHC machine has been concluded successfully. These magnets underwent warm and cold magnetic measurements as well as many other tests, both...
Performance of Prototypes and Start up of Series Fabrication of the LHC Arc Quadrupoles (2001)
Billan, J, Peyrot, M, Remondino, Vittorio, Rifflet, J M, Siemko, A, Simon, F, ...
The construction of three prototype arc quadrupoles for the LHC machine has been concluded successfully. These magnets underwent warm and cold magnetic measurements as well as many other tests, both...
Geometric and Magnetic Axes of the LHC Dipole (2001)
Bajko, M, Billan, J, Buzio, M, Deferne, G, Ferracin, P, García-Pérez, J, ...
The 15-m long superconducting dipoles of the Large Hadron Collider (LHC) with two-in-one design are curved by about 5 mrad to follow the beam trajectory. They are supported on three cold feet to...
Development of a Displacement Sensor for the CERN-LHC Superconducting Cryodipoles (2001)
Billan, J, Fakra, S, García-Pérez, J, Glisic, B, Inaudi, D, Redaelli, S, ...
One of the main challenges of the Large Hadron Collider (LHC), the particle accelerator under construction at CERN (the European Organization for Nuclear Research) in Geneva, resides in the design...
Development of a Displacement Sensor for the CERN-LHC Superconducting Cryodipoles (2001)
Billan, J, Fakra, S, García-Pérez, J, Glisic, B, Inaudi, D, Redaelli, S, ...
One of the main challenges of the Large Hadron Collider (LHC), the particle accelerator under construction at CERN (the European Organization for Nuclear Research) in Geneva, resides in the design...
Test Station for Magnetization Measurements on Large Quantities of Superconducting Strands (2001)
Le Naour, S, Wolf, R, Billan, J, Genest, J
In the superconducting main magnets of the Large Hadron Collider (LHC), persistent currents in the superconductor determine the field quality at injection field. For this reason it is necessary to...
Test Station for Magnetization Measurements on Large Quantities of Superconducting Strands (2001)
Le Naour, S, Wolf, R, Billan, J, Genest, J
In the superconducting main magnets of the Large Hadron Collider (LHC), persistent currents in the superconductor determine the field quality at injection field. For this reason it is necessary to...
Performance of Series-Design Prototype Main Quadrupoles for the LHC (2000)
Billan, J, Bottura, L, Peyrot, M, Remondino, V, Rifflet, J M, Siemko, A, ...
After the successful construction of two first-generation prototypes of the main quadrupoles for the LHC, three series-design prototypes have been further manufactured at CEA-Saclay. Together with...
Performance of Series-Design Prototype Main Quadrupoles for the LHC (2000)
Billan, J, Bottura, L, Peyrot, M, Remondino, Vittorio, Rifflet, J M, Siemko, A, ...
After the successful construction of two first-generation prototypes of the main quadrupoles for the LHC, three series-design prototypes have been further manufactured at CEA-Saclay. Together with...
Development of a Displacement sensor the CERN-LHC Superconducting cryo-dipoles (2000)
Inaudi, D., Glisic, B., Fakra, S., Scandale, W., Garcia Perez, J., Billan, J.
Twin Rotating Coils for Cold Magnetic Measurements of 15 m Long LHC Dipoles (1999)
Billan, J, Bottura, L, Buzio, M, D'Angelo, G, Deferne, G, Dunkel, O, ...
We describe here a new harmonic coil system for the field measurement of the superconducting, twin aperture LHC dipoles and the associated corrector magnets. Besides field measurements the system can...
Twin Rotating Coils for Cold Magnetic Measurements of 15 m Long LHC Dipoles (1999)
Billan, J, Bottura, L, Buzio, M, D'Angelo, G, Deferne, G, Dunkel, O, ...
We describe here a new harmonic coil system for the field measurement of the superconducting, twin aperture LHC dipoles and the associated corrector magnets. Besides field measurements the system can...
Salminen, J, Ijspeert, Albert, Ang, Z, Billan, J, Walckiers, L, Bapna, S, ...
The LHC main dipoles will be equipped with sextupole corrector magnets with a field strength of 1700 x2 (T,m) and a magnetic length of 110 mm to correct sextupole field errors. Within the LHC magnet...
Billan, J, Bóna, M, Bottura, L, Leroy, D, Pagano, O, Perin, R, ...
With the first test of the first full scale prototype in June-July 1998, the R&D on the long superconducting dipoles based on the LHC design of 1993-95 has come to an end. This second generation of...
Billan, J, Bóna, M, Bottura, L, Pagano, O, Perin, R, Perinet-Marquet, J L, ...
This paper reports about the 10-m-long models and one 15-m-long prototype. Their main design features are a 5-block coil cross section, an intra-beam distance of 194 mm at room temperature and a...
Billan, J, Bóna, M, Bottura, L, Pagano, O, Perin, R, Perinet-Marquet, J L, ...
This paper reports about the 10-m-long models and one 15-m-long prototype. Their main design features are a 5-block coil cross section, an intra-beam distance of 194 mm at room temperature and a...
The prototype superconducting quadrupole magnet for the CERN Intersecting Storage Rings (1996)
Ansorge, W R, Billan, J, Henrichsen, K N, Laeger, H, Lebrun, P, Perin, R, ...
Magnetic permeability measurements at cryogenic temperatures (1996)
Ansorge, W R, Billan, J, Gourber, J P, Haren, P, Henrichsen, K N, Verdier, A
The energy calibration of LEP in the 1993 scan (1995)
Assmann, R W, Beuret, A, Blondel, A, Billan, J, Billen, R, Bobbink, Gerjan J, ...
Design and test of the benches for the magnetic measurement of the LHC dipoles (1994)
Billan, J, Buckley, J H, Saban, R I, Sievers, P, Walckiers, L
Suppression of the main LEP coupling source (1993)
Billan, J, Gourber, J P, Koutchouk, Jean-Pierre, Remondino, Vittorio
Measurement of the mass of the Z boson and the energy calibration of LEP (1993)
Arnaudon, L, Assmann, R W, Billan, J, Birr, W, Blondel, A, Bobbink, Gerjan J, ...
Measurement of the mass of the Z boson and the energy calibration of LEP (1993)
Arnaudon, L., Assmann, R., Billan, J., Birr, W., Blondel, A., Bobbink, G., ...
Measurement of the mass of the Z boson and the energy calibration of LEP (1993)
Arnaudon, L., Assmann, R., Billan, J., Birr, W., Blondel, A., Bobbink, G., ...
Measurement of the mass of the Z boson and the energy calibration of LEP (1993)
Arnaudon, L., Assmann, R., Billan, J., Birr, W., Blondel, A., Bobbink, G., ...
Measurement of the Mass of the Z-Boson and the Energy Calibration of Lep (1993)
Acton, P. D., Adriani, O., Abreu, P., Buskulic, D., Wachsmuth, H., Schmidt, R., ...
Measurement of the mass of the Z boson and the energy calibration of LEP (1993)
Arnaudon, L., Assmann, R., Billan, J., Birr, W., Blondel, A., Bobbink, G., ...
Measurement of the mass of the Z boson and the energy calibration of LEP (1993)
Arnaudon, L., Assmann, R., Billan, J., Birr, W., Blondel, A., Bobbink, G., ...
The energy calibration of LEP in 1991 (1992)
Arnaudon, L, Assmann, R W, Billan, J, Birr, W, Blondel, A, Bobbink, Gerjan J, ...
Test of 1 m long model magnets for the LHC (1991)
Billan, J, Gregory, C R, Legrand, P, Oberli, L R, Verweij, A P, Walckiers, L
Alignment methods applied to the LEP magnet measurements (1990)
Billan, J, Brun, G, Henrichsen, K N, Legrand, P, Pagano, O, Rohmig, P, ...
Measurement of the LEP coupling source (1990)
Billan, J, Brandt, D, Fauchet, A M, Fieguth, T, Gourber, J P, Guignard, Gilbert, ...
Influence of mortar-induced stresses on the magnetic characteristics of the LEP dipole cores (1990)
Billan, J, Gourber, J P, Henrichsen, K N, Laeger, H, Resegotti, Lorenzo
Magnetic performance of the LEP bending magnets (1990)
Billan, J, Gourber, J P, Guignard, Gilbert, Henrichsen, K N, Maugain, J M, Wolf, R
On the way to the series production of steel-concrete cores for the LEP dipole magnets (1990)
Gourber, J P, Billan, J, Laeger, H, Perrot, A, Resegotti, Lorenzo
A superconducting high-luminosity insertion in the Intersecting Storage Rings (ISR) (1990)
Billan, J, Henrichsen, K N, Laeger, H, Lebrun, P, Perin, R, Pichler, S, ...
COERCIMETER FOR NON-DESTRUCTIVE MEASUREMENT OF THE COERCIVITY OF STEEL SHEETS (1984)
A special instrument has been built to measure the coercivity directly on steel sheets without having to cut samples. It will be used to perform the 8000 coercivity measurements which will be needed...
GEOMETRY AND REMANENT FIELD SERIES MEASUREMENT OF THE LEP DIPOLE MAGNETS (1984)
Billan, J., Gourber, J., Henrichsen, K.
The magnetic performance of the 3304 dipole magnets for LEP are deduced from systematic air-gap geometry and remanent field measurements. To avoid having to use a measuring bench and to minimize...
COERCIMETER FOR NON-DESTRUCTIVE MEASUREMENT OF THE COERCIVITY OF STEEL SHEETS (1984)
A special instrument has been built to measure the coercivity directly on steel sheets without having to cut samples. It will be used to perform the 8000 coercivity measurements which will be needed...
GEOMETRY AND REMANENT FIELD SERIES MEASUREMENT OF THE LEP DIPOLE MAGNETS (1984)
Billan, J., Gourber, J., Henrichsen, K.
The magnetic performance of the 3304 dipole magnets for LEP are deduced from systematic air-gap geometry and remanent field measurements. To avoid having to use a measuring bench and to minimize...
COERCIMETER FOR NON-DESTRUCTIVE MEASUREMENT OF THE COERCIVITY OF STEEL SHEETS (1984)
A special instrument has been built to measure the coercivity directly on steel sheets without having to cut samples. It will be used to perform the 8000 coercivity measurements which will be needed...
GEOMETRY AND REMANENT FIELD SERIES MEASUREMENT OF THE LEP DIPOLE MAGNETS (1984)
Billan, J., Gourber, J., Henrichsen, K.
The magnetic performance of the 3304 dipole magnets for LEP are deduced from systematic air-gap geometry and remanent field measurements. To avoid having to use a measuring bench and to minimize...