Construction Status of Linac4 (2009)
Gerigk, F, Carli, C, Garoby, R, Hanke, K, Lombardi, A M, MacCaferri, R, ...
The civil engineering works of the Linac4 linear accelerator at CERN started in October 2008 and regular machine operation is foreseen for 2013. Linac4 will accelerate H−ions to an energy of 160...
The existing complex of accelerators at CERN is capable to provide the Large Hadron Collider (LHC) with the beam required to reach its nominal characteristics. Higher performance injectors will...
The Large Hadron-Electron Collider (LHEC) at the LHC (2009)
Zimmermann, F, Bordry, F, Braun, H, Bruning, O, Burkhardt, H, Eide, A, ...
Sub-atomic physics at the energy frontier probes the structure of the fundamental quanta of the Universe. The Large Hadron Collider (LHC) at CERN opens for the first time the ‘terascale’ (TeV...
Studies on single batch transfer of the LHC type beams between the CERN PS Booster and the PS (2009)
Blas, A, Carli, C, Findlay, A, Garoby, R, Hancock, S, Hanke, K, ...
At present, for most LHC type physics beams, six buckets of the PS operated with harmonic number h=7 are filled in two transfers, and each of the PS Booster rings provides only one bunch. The scheme...
Assessment of the basic Parameters of the CERN SPL (2008)
Brunner, O, Calatroni, S, Ciapala, Edmond, Eshraqi, M, Garoby, R, Gerigk, F, ...
The construction of a 4GeV Superconducting Proton Linac (the SPL) is now part of the Long Term Plan of CERN, and the construction of Linac4, its low-energy front end, has begun. For mid-2011 the...
Plans for a Superconducting H$^{-}$ LINAC (SPL) at CERN (2008)
Brunner, O, Calatroni, S, Ciapala, Edmond, Garoby, R, Gerigk, F, Lombardi, A M, ...
As part of the upgrade of the LHC injector complex at CERN, the construction of a 4 GeV Superconducting Proton Linac (the SPL, in fact an H- accelerator) is planned to begin in 2012. Depending upon...
Choice of Frequency, Gradient and Temperature for a Superconducting Proton Linac (2008)
Gerigk, F, Brunner, O, Calatroni, S, Ciapala, Edmond, Eshraqi, M, Garoby, R, ...
The construction of a Superconducting Proton Linac is planned at CERN during the next decade. It is foreseen to be constructed in two stages: a low duty cycle, low-power linac (LPSPL) as an injector...
Site Layout of the proposed new Hadrons' Injector Chain at CERN (2008)
Baldy, J L, Benedikt, M, Evans, L, Garoby, R, Gerigk, F, Lindroos, M, ...
The replacement of almost all the LHC injector complex on the Meyrin-site of CERN (Linac2, PSB and PS) is planned within the next 10 years. The layout foreseen for the new accelerators is described...
Linac-LHC EP Collider Options (2008)
Zimmermann, F, Aksahal, H, Bordry, Frederick, Braun, H H, Brüning, Oliver Simon, Çiftçi, A K, ...
We describe various parameter scenarios for a ring-linac ep collider based on LHC and an independent electron linac. Luminosities between $10^{31}$ and $10^{33} cm^{-2}s^{-1}$ can be achieved with a...
Upgrade Issues for the CERN Accelerator Complex (2008)
The Large Hadron Collider (LHC) at CERN is at a very advanced stage of hardware commissioning and the first beam collisions in the experiments are expected during the year 2008. In line with the...
Linac-LHC ep Collider Options (2008)
Zimmermann, F, Aksakal, H, Bordry, F, Braun, H-H, Brüning, OS, Burkhardt, H, ...
A SLOW-CYCLING PROTON DRIVER FOR A NEUTRINO FACTORY (2007)
B. Autin, J. Gareyte, R. Garoby, M. Giovannozzi, H. Haseroth
An 8 Hz proton driver for a neutrino factory of 4 MW beam power and an energy of 25-30 GeV is under study at CERN, in parallel with a similar investigation using a 2.2 GeV high-energy linac and an...
B. Autin, M. Chanel, J. Gareyte, R. Garoby, M. Giovannozzi, H. Haseroth, ...
The proton driver for a neutrino factory must provide megawatts of beam power at a few GeV, with nanosecond long bunches each containing more than 1×10 12 protons. Such beam powers are within reach...
Th August The, B. Autin, J-p. Delahaye, R. Garoby, H. Haseroth, K. Hübner, ...
this document. The optical design of the linear accelerators and of the arcs is pretty straightforward and poses no particular problems. This is not true for the spreaders and combiners; in...
Garoby For The, Neutrino Factory, R. Garoby, R. Garoby
reference scheme is pursued and work has advanced on many on its components. The status of these studies is described, as well as the future plans. Potential evolutions of the reference scheme and...
Plans for Upgrading the CERN Proton Accelerator Complex (2007)
With the construction of the Large Hadron Collider (LHC) in its final phase at CERN, it is now time to prepare for increasing its performance as much as possible and for preparing for the future...
Space-Charge Compensation Options for the LHC Injector Complex (2007)
Aiba, M, Chanel, M, Dorda, U, Franchetti, G, Garoby, R, Koutchouk, Jean-Pierre, ...
Space-charge effects have been identified as the most serious intensity limitation in the CERN PS and PS Booster, on the way towards ultimate LHC performance and beyond. We here explore the...
Status of the SPL at CERN (2007)
The construction of the Large Hadron Collider at CERN is in its final phase, and commissioning with beam is scheduled to begin before the end of 2007. It is now time to prepare for increasing as much...
Comparison of Options for the Injector of PS2 (2007)
Garoby, R, Benedikt, M, Fabich, A, Gerigk, F
In its report, the SPC Review Panel has highlighted that the construction of a 4 MW SPL has to be motivated by the needs of a well-defined and approved physics programme, and that it should be...
Minutes of the PPC Meeting held on 15 September 1992 (2007)
Boillot, J, Brouzet, E, Cappi, R, Chohan, V, Daems, G, Dumollard, D, ...
Scenarios for upgrading the LHC injectors (2007)
The presence of a powerful accelerator complex that could serve as injector has been instrumental in the decision to build the LHC at CERN. This existing complex has now confirmed its capability,...
Accelerator design concept for future neutrino facilities (2007)
Neutrino Factory, Neutrino Factory Collaboration, Apollonio, M, Berg, JS, Blondel, A, Bogacz, A, ...
This document summarizes the work of the Accelerator Working Group (AWG) of the International Scoping Study (ISS) of a Future Neutrino Factory and Superbeam Facility. The main goal of the activity...
Linac4 Technical Design Report (2006)
Arnaudon, L, Baudrenghien, P, Baylac, M, Bellodi, G, Body, Y, Borburgh, J, ...
Linac4 is an H- linear accelerator, intended to replace Linac2 as injector to the PS Booster (PSB). By delivering to the PSB a beam at 160 MeV energy, Linac4 will provide the conditions to double the...
The SPL (II) at CERN, a Superconducting 3.5 GeV H- Linac (2006)
Gerigk, F, Baylac, M, Bellodi, G, Benedico-Mora, E, Body, Y, Caspers, F, ...
A revision of the physics needs and recent progress in the technology of superconducting (SC) RF cavities have triggered major changes in the design of a SC H-linac at CERN. With up to 5MW beam...
High gradient tests of an 88 MHz RF cavity for muon cooling (2006)
Rossi, C, Garoby, R, Gerigk, F, Marques-Balula, J, Vretenar, M
The scheme for a Muon Cooling channel developed at CERN in the frame of Neutrino Factory studies foresees the use of 44 and 88 MHz cavities operating at a real-estate gradient as high as 4 MV/m. To...
Linac4, a New Injector for the CERN PS Booster (2006)
Garoby, R, Bellodi, G, Gerigk, F, Hanke, K, Lombardi, A, Pasini, M, ...
The first bottle-neck towards higher beam brightness in the LHC injector chain is due to space charge induced tune spread at injection into the CERN PS Booster (PSB). A new injector called Linac4 is...
Operational Flexibility of the SPL as Proton Driver for Neutrino and Other Applications (2006)
The pulse structure of proton linacs is determined by the linac energy, the RF system, and the maximum duty cycle of the source. Short bursts of protons in the microsecond range can be achieved by...
Proposal for a 3 MeV H¯ test facility in the PS South Hall (2006)
Bongardt, K, Caspers, F, Garoby, R, Küchler, D, Lombardi, A M, Mostacci, A, ...
Benedikt, Michael, Garoby, R, Ruggiero, F, Ostojic, R, Scandale, Walter, Shaposhnikova, Elena, ...
The integrated luminosity in the LHC experiments will directly depend upon the reliability and the level of performance of the injectors (Linac2, PSB, PS, SPS). The working group on "Proton...
Preliminary accelerator plans for maximizing the integrated LHC luminosity (2006)
Benedikt, Michael, Garoby, R, Ruggiero, F, Ostojic, R, Scandale, Walter, Shaposhnikova, Elena, ...
A working group on "Proton Accelerators for the Future" (PAF) has been created in May 2005 by the CERN direction to elaborate a baseline scenario of the possible development and upgrade of the...
Preliminary accelerator plans for maximizing the integrated LHC luminosity (2006)
Benedikt, Michael, Garoby, R, Ruggiero, F, Ostojic, R, Scandale, Walter, Shaposhnikova, Elena, ...
A working group on "Proton Accelerators for the Future" (PAF) has been created in May 2005 by the CERN direction to elaborate a baseline scenario of the possible development and upgrade of the...
Benedikt, Michael, Garoby, R, Ruggiero, F, Ostojic, R, Scandale, Walter, Shaposhnikova, Elena, ...
The integrated luminosity in the LHC experiments will directly depend upon the reliability and the level of performance of the injectors (Linac2, PSB, PS, SPS). The working group on "Proton...
M. Benedikt, R. Garoby, F. Ruggiero, R. Ostojic, W. Sc, E. Shaposhnikova, ...
accelerator plans for maximizing the integrated LHC luminosity
Creation and Storage of Long and Flat Bunches in the LHC (2005)
To maximize the luminosity of the Large Hadron Collider (LHC), the collision of particle bunches with a uniform longitudinal particle density is considered for a future upgrade. The benefits of such...
Progress in the Design of LINAC4, the SPL Normal-Conducting Front-End ( (2005)
Gerigk, F, Garoby, R, Hanke, K, Lombardi, A M, Pasini, M, Rossi, C, ...
The SPL is a high-power superconducting H- linac designed to cover the needs of future experimental programs at CERN. Its normal-conducting front-end comprises an RFQ, followed by a low-energy beam...
Superconducting proton linac development at CERN (2005)
Hanke, K, Garoby, R, Gerigk, F, Lombardi, A M, Rossi, C, Vretenar, M, ...
A superconducting proton linac (SPL) is considered since a few years as a very interesting accelerator for the future of CERN. This device is planned to serve at the same time as a proton driver for...
Superconducting proton linac development at CERN (2005)
Hanke, K, Garoby, R, Gerigk, F, Lombardi, A M, Rossi, C, Vretenar, M, ...
A superconducting proton linac (SPL) is considered since a few years as a very interesting accelerator for the future of CERN. This device is planned to serve at the same time as a proton driver for...
LINAC4, A New $H^{-}$ Linear Injector at CERN (2005)
Garoby, R, Gerigk, F, Hanke, K, Lombardi, A M, Rossi, C, Vretenar, M
Linac2, the present injector of the CERN PS Booster, limits the performance of the proton accelerator complex because of its low output energy (50 MeV). To remove this bottleneck, a higher energy...
The Potential of the SPL at CERN (2005)
The Large Hadron Collider which is presently in construction at CERN is complementing a set of high performance proton accelerators that will supply him with the high brightness beam needed to reach...
The Superconducting Proton Linac (SPL) is a multi-GeV, multi-MW linear proton machine which represents a very interesting option for the future of CERN. Operating at 50 Hz, it will serve both as a...
Plans for the Future of Proton Accelerators at CERN (2005)
The Large Hadron Collider, presently in construction at CERN, will be filled through a set of high performance proton accelerators providing the high brightness beam needed to reach the foreseen...
High Brightness Proton Beams for LHC: Needs and Means (2005)
Experiments [1, 2] have proven that the LHC injector chain can deliver a proton beam with the nominal characteristics (bunch intensity Nb=1.15E11 protons per bunch (ppb) in normalised rms transverse...
The CARE accelerator R&D programme in Europe (2005)
Aleksan, R., Den Ouden, A., Devred, A., Garoby, R., Garvey, T., Ghigo, A., ...
CARE, an ambitious and coordinated programme of accelerator research and developments oriented towards high energy physics projects, has been launched in January 2004 by the main European...
The CARE accelerator R&D programme in Europe (2005)
Aleksan, R., Den Ouden, A., Devred, A., Garoby, R., Garvey, T., Ghigo, A., ...
CARE, an ambitious and coordinated programme of accelerator research and developments oriented towards high energy physics projects, has been launched in January 2004 by the main European...
The CARE accelerator R&D programme in Europe (2005)
Aleksan, R., Den Ouden, A., Devred, A., Garoby, R., Garvey, T., Ghigo, A., ...
CARE, an ambitious and coordinated programme of accelerator research and developments oriented towards high energy physics projects, has been launched in January 2004 by the main European...
The SPL Front End: A 3 MeV$H^{-}$ Test Stand at CERN (2004)
Rossi, C, Bruno, L, Caspers, Friedhelm, Garoby, R, Genest, J, Hanke, K, ...
In the frame of the SPL (Superconducting Proton Linac) study at CERN, a new 160 MeV proton injector for the CERN PS Booster is presently under development. This linear accelerator (Linac4) would not...
Design of LINAC4, A New Injector for the CERN Booster (2004)
Garoby, R, Hanke, K, Lombardi, A M, Rossi, C, Vretenar, M, Gerigk, F
A new H- linac (Linac4) is presently under study at CERN. This accelerator, based on normal conducting structures at 352 and 704 MHz, will provide a 30 mA 160 MeV H- beam to the CERN PS Booster...
All Digital IQ Servo-System for CERN Linacs (2004)
Broere, J, Kozsar, I, Garoby, R, Rohlev, A, Serrano, J
A VME based control system has been developed and built at CERN for the servo loops regulating the field in linac accelerating structures. It is an all-digital system built on a single VME card,...
All Digital IQ Servo-System for CERN Linacs (2004)
Broere, J, Kozsar, I, Garoby, R, Rohlev, A, Serrano, J
A VME based control system has been developed and built at CERN for the servo loops regulating the field in linac accelerating structures. It is an all-digital system built on a single VME card,...
Proposal for the Creation and Storage of Long Bunches in the LHC (2004)
Long bunches with a uniform longitudinal line density held by barrier buckets are considered for a future luminosity upgrade of the Large Hadron Collider (LHC). With such bunches, the luminosity is...
Overview of High Intensity Linac Programs in Europe (2004)
Recent years have seen a boost in the support by the European Union (EU) of accelerator research in Europe. Provided they coordinate their efforts and define common goals and strategies, laboratories...
Report of the High Intensity Protons Working Group (2004)
Benedikt, Michael, Cornelis, K, Garoby, R, Métral, Elias, Ruggiero, F, Vretenar, Maurizio
The availability and the quality of the "low" energy accelerators have always been a strong asset of our laboratory, and a convincing argument for the construction at CERN of a new accelerator at the...
High-intensity proton beams at CERN and the SPL study (2004)
Métral, Elias, Benedikt, Michael, Cornelis, K, Garoby, R, Hanke, K, Lombardi, A M, ...
The construction and operation of LHC is, and will remain, the first priority of CERN for many years. However, the proton injectors still deserve attention because of the beams they provide to users...
Barrier Buckets and Transient Beam Loading in the SPS (2004)
Bohl, T, Damerau, H, Garoby, R, Linnecar, Trevor Paul R, Shaposhnikova, Elena, Tückmantel, Joachim
Using long bunches held in place by barrier buckets to overcome the limitations associated with peak density in high intensity bunched beams could be a promising scheme for increasing the luminosity...
Barrier Buckets and Transient Beam Loading in the SPS (2004)
Bohl, T, Damerau, H, Garoby, R, Linnecar, Trevor Paul R, Shaposhnikova, Elena, Tückmantel, Joachim
Using long bunches held in place by barrier buckets to overcome the limitations associated with peak density in high intensity bunched beams could be a promising scheme for increasing the luminosity...
The Acceleration and Storage of Radioactive Ions for a Beta-Beam Facility (2004)
Lindroos, M, Bouchez, J, Napoly, O, Payet, J, Benedikt, Michael, Butler, P, ...
The term beta-beam has been coined for the production of a pure beam of electron neutrinos or their antiparticles through the decay of radioactive ions circulating in a storage ring. This concept...
Summary of the 3rd IPHI/SPL Collaboration Meeting (2003)
The third IPHI/CERN collaboration meeting took place at CERN on April 28 and 29, 2003. In addition to the usual goals of reporting and analysing the progress of the various tasks, an important aim...
The PS 13.3-20 MHZ RF Systems for LHC (2003)
Garoby, R, Grier, D G, Haase, M, Krusche, A, Maesen, P, Morvillo, M, ...
As part of the preparation of the PS as an injector for the LHC, a prototype 20 MHz rf system has been used, to demonstrate that the nominal longitudinal performance of the proton beam for LHC can be...
The PS 13.3-20 MHZ RF Systems for LHC (2003)
Garoby, R, Grier, D G, Haase, M, Krusche, A, Maesen, P, Morvillo, M, ...
As part of the preparation of the PS as an injector for the LHC, a prototype 20 MHz rf system has been used, to demonstrate that the nominal longitudinal performance of the proton beam for LHC can be...
All Digital IQ Servo-System for CERN Linacs (2003)
Rohlev, A, Serrano, J, Garoby, R
A new VME based system has been developed and built at CERN for the servo loops regulating the field in the linac accelerating structure. It makes use of high speed digital In-phase/Quadrature (IQ)...
The Study of a European Neutrino Factory Complex (2003)
Gruber, P, Aleksa, Martin, Amand, J F, Autin, Bruno, Baldy, J L, Benedikt, Michael, ...
The Neutrino Factory is a new concept for an accelerator that produces a high-intensity, high-energy beam of electron and muon neutrinos - the ultimate tool for neutrino oscillation studies and the...
LHC Luminosity and energy upgrade: A Feasibility Study (2003)
Brüning, Oliver Simon, Cappi, R, Garoby, R, Gröbner, Oswald, Herr, Werner, Linnecar, Trevor Paul R, ...
We discuss a possible staged upgrade of the LHC and of its injectors, with a view to increasing the luminosity from the nominal 10**34 cm**-2s**-1 to 10**35 cm**-2s**-1 in each of the two...
Status and Plans of the SPL Study at CERN (2002)
The study of the SPL (Superconducting Proton Linac), a 4 MW / 2.2 GeV H- linac, began at CERN in 1999. Based on the large inventory of RF equipment decommissioned from the LEP (Large Electron...
Beam Dynamics Study of a Muon Ionization Cooling Experiment (2002)
Aleksa, Martin, Amand, J F, Garoby, R, Gerigk, F, Hanke, K, Holzer, E B, ...
We present a summary of simulation results on a muon cooling experiment based on 88MHz cavities. The systems studied are subsections of the cooling channel in the CERN reference scheme for a neutrino...
Recent progress in neutrino factory and muon collider research within the Muon collaboration (2002)
Neutrino Factory Collaboration, Alsharoa, MM, Ankenbrandt, CM, Atac, M, Autin, BR, Balbekov, VI, ...
The study of a European Neutrino Factory complex (2002)
Gruber, P, Aleksa, M, Amand, JF, Autin, B, Baldy, JL, Benedikt, M, ...
Cavity design for the CERN muon cooling channel (2001)
The cooling channel of the CERN reference scenario [1] for a possible neutrino factory [2] requires an approximately 200 m long lattice, which provides solenoidal magnetic fields plus longitudinal...
Status of European Studies for a Neutrino Factory at CERN (2001)
Studies for a Neutrino Factory at CERN have made remarkable progress during the last year, supported by specialists from numerous laboratories in Europe and in close connection with teams looking at...
Increasing the Proton Intensity of PS and SPS (2001)
Cappi, R, Cornelis, Karel, Delahaye, J P, Garoby, R, Haseroth, H, Hübner, K, ...
Recently, a series of meetings were organised with PS and SPS participants, to discuss the possibilities of increasing the proton intensity on the SPS targets (with particular emphasis to CNGS) as...
Performance of the LHC Pre-Injectors (2001)
Benedikt, Michael, Cappi, R, Chanel, M, Garoby, R, Giovannozzi, Massimo, Hancock, S, ...
The LHC pre-injector complex, comprising Linac 2, the PS Booster (PSB) and the PS, has undergone a major upgrade in order to meet the very stringent requirements of the LHC. Whereas bunches with the...
Current Activities for a Neutrino Factory at CERN (2001)
Development is necessary in a large number of technologies before a Neutrino Factory complex can be built. In the case of the CERN project [1, 2, 3], with the help of other laboratories, work is...
Multiple bunch-splitting in the PS: results and plans (2001)
The nominal longitudinal characteristics of the PS proton beam for the LHC were attained during the year 2000, using a sequence of triple- and double-splittings to divide each PS Booster (PSB) bunch...
Feasibility study 2 of a muon based neutrino source (2001)
Ozaki, S, Palmer, RB, Zisman, MS, Gallardo, JC, Goodman, M, Hassanein, A, ...
Current activities for a neutrino factory at CERN (2001)
Development is necessary in a large number of technologies before a Neutrino Factory complex can be built. In the case of the CERN project [1, 2, 3], with the help of other laboratories, work is...
The CERN Neutrino Factory Working Group Status Report and Work Plan (2000)
Autin, Bruno, Blondel, A, Delahaye, J P, Garoby, R, Haseroth, H, Hübner, K, ...
Proton Drivers for Neutrino Factories: The CERN Approach (2000)
Schönauer, Horst Otto, Autin, Bruno, Bongardt, K, Cappi, R, Chanel, M, Franchetti, Giuliano, ...
The paper describes the CERN approach for a proton driver for a Neutrino Factory. Two main layouts are presented: the so-called CERN Reference Scenario, based on a 2.2 GeV linac and an alternative...
Demonstration of Bunch Triple Splitting in the CERN PS (2000)
Garoby, R, Hancock, S, Vallet, J L
A technique for splitting bunches into three has recently been proposed as an alternative to debunching-rebunching in a synchrotron[1]. The preservation of longitudinal emittance and the possibility...
The PS complex produces the nominal LHC beam (2000)
Benedikt, Michael, Blas, A, Borburgh, J, Cappi, R, Chanel, M, Chohan, V, ...
The LHC [1] will be supplied, via the SPS, with protons from the pre-injector chain comprising Linac2, PS Booster (PSB) and PS. These accelerators have under-gone a major upgrading programme [2]...
RF Gymnastics in Synchrotrons (2000)
The RF systems installed in synchrotrons can be used to change the longitudinal beam characteristics. "RF gymnastics" designates manipulations of the RF parameters aimed at providing such non-trivial...
Electron Cloud Effects in the CERN SPS and LHC (2000)
Arduini, Gianluigi, Baglin, V, Brüning, Oliver Simon, Cappi, R, Caspers, Friedhelm, Collier, Paul, ...
Electron cloud effects have been recently observed in the CERN SPS in the presence of LHC type proton beams with 25 ns bunch spacing. Above a threshold intensity of about 4 X 10^12 protons in 81...
A Slow-Cycling Proton Driver for a Neutrino Factory (2000)
Autin, Bruno, Cappi, R, Gareyte, Jacques, Garoby, R, Giovannozzi, Massimo, Haseroth, H, ...
An 8 Hz proton driver for a neutrino factory of 4 MW beam power and an energy of 25-30 GeV is under study at CERN, in parallel with a similar investigation using a 2.2 GeV high-energy linac and an...
Design of a 2.2 GeV Accumulator and Compressor for a Neutrino Factory (2000)
Autin, Bruno, Cappi, R, Chanel, M, Gareyte, Jacques, Garoby, R, Giovannozzi, Massimo, ...
The proton driver for a neutrino factory must provide megawatts of beam power at a few GeV, with nonosecond long bunches each containing more than 1x1012 protons. Such beam powers are within reach of...
Status of the Proposal for a Superconducting Proton Linac at CERN (2000)
A superconducting proton linac delivering a mean beam power of 4 MW is being considered at CERN as a potential front end for the proton driver of a neutrino factory. Built mostly with the rf...
A Feasibility study of a neutrino source based on a muon storage ring (2000)
Holtkamp, N, Finley, DA, Anderson, T, Andreev, N, Ankenbrandt, CM, Assadi, S, ...
Generation of Gaps in the Bunch Train of the PS Beam for LHC (2000)
Making use of the flexibility of the bunch splitting process [1], methods are proposed to produce missing bunches (gaps) in the bunch train of the "PS for LHC" beam to study and possibly...
Proton Drivers for Neutrino Factories: The CERN Approach (2000)
H. Schönauer, B. Autin, M. Chanel, G. Franchetti, J. Gareyte, R. Garoby, ...
This article concentrates on the accumulator and compressor rings of the CERN Reference Scenario; the SPL was presented at this Workshop by R. Garoby and is well-documented [1]. Only a section is...
Collective Effects in the CERN-PS beam for LHC (1999)
Cappi, R, Garoby, R, Métral, Elias
This paper is an updated review of the collective effects observed and predicted in the CERN-PS machine for the LHC beam.
Status of the Nominal Proton Beam for LHC in the PS (1999)
The RF systems which are necessary for the generation of the nominal proton beam for the LHC in the PS Complex have been installed in the PSB and in the PS during the shutdown 97-98. This has...
Report of the study group on a superconducting proton linac as a PS Injector (1999)
Boussard, Daniel, Cappi, R, Garoby, R, Haseroth, H, Hill, C E, Knaus, P, ...
A proposal was made at the end of 1996 to use the large inventory of RF hardware available after the decommissioning of LEP-2 for the construction of a 2 GeV Superconducting Proton Linac (SPL) to...
Feasibility study of a 2 GeV superconducting $H^{-}$ linac as injector for the CERN PS (1998)
Garoby, R, Haseroth, H, Hill, C E, Lombardi, A M, Ostroumov, P N, Tessier, J M, ...
This preliminary feasibility study is based on the availability of the CERN LEP2 superconducting RF system after LEP de-commissioning. The option that is explored is to use this system as part of a...
Bunch merging and splitting techniques in the injectors for high energy hadron colliders (1998)
One problem in the design of TeV hadron colliders arises from the choice of the radio frequency. To produce economically the short bunches needed during collision, a high frequency (400 MHz or more)...
Beams in the CERN PS complex after the RF upgrades for LHC (1998)
Blas, A, Cappi, R, Garoby, R, Hancock, S, Schindl, Karlheinz, Vallet, J L
In preparation for the Large Hadron Collider (LHC), extensive modifications have been made to the RF equipment of the PS Booster (PSB) and of the PS during the winter shut down 97-98. Low-frequency...
The antiproton decelerator: AD (1997)
Baird, S A, Berlin, D, Boillot, J, Bosser, Jacques, Brouet, M, Buttkus, J, ...
A simplified scheme for the provision of antiprotons at 100 MeV/c based on fast extraction is described. The scheme uses the existing production target area and the modified Antiproton Collector Ring...
The PS 40 MHz bunching cavity (1997)
Garoby, R, Grier, D G, Jensen, E, Mitra, A, Poirier, R L
A 40 MHz cavity has been designed and built at CERN as part of the preparation of the PS as injector for LHC. The cavity will provide the necessary bunch spacing of 25 ns prior to injection into SPS...
Conversion of the PS complex as LHC proton pre-injector (1997)
Blas, F, Cappi, R, Chohan, V, Cornuet, D, Daems, G, Dekkers, Daniel, ...
CERNs Large Hadron Collider (LHC) [1][2] will be supplied with protons from the injector chain Linac2-PS Booster (PSB)-PS-SPS (Fig. 1). The required transverse beam brilliance (intensity/emittance)...
Low level RF and feedback (1997)
The fundamental feedback loops applied in RF systems of synchrotrons are described and analysed using linear control systems theory. The classical control systems stabilizing the field in RF cavities...
PS-XXI, a new synchrotron for the LHC injector (1997)
Autin, Bruno, Cappi, R, Garoby, R, Gruber, J, Riunaud, J P, Schindl, Karlheinz
The CERN PS is the oldest link in the LHC injector chain. A separate function substitute synchrotron is discussed. It would keep the versatility of the present machine and have a higher extraction...
Longitudinal limitations in the PS complex for the generation of the LHC proton Beam (1997)
The nominal operating scheme for feeding LHC with protons [1] makes use of the PS injectors complex. Many new manipulations are used in the longitudinal phase plane. The radio-frequency systems of...
Design study of the antiproton decelerator: AD (1997)
Baird, S A, Berlin, D, Boillot, J, Bosser, Jacques, Brouet, M, Buttkus, J, ...
Status of the antiproton decelerator: AD (1997)
Baird, S A, Berlin, D, Boillot, J, Bosser, Jacques, Brouet, M, Buttkus, J, ...
A VME-based measurement system for rf parameters in the CERN PS (1996)
Campbell, A J, Gagnaire, A, Garoby, R, Hancock, S, Heinze, W, Nonglaton, J M, ...
The CERN Proton Synchrotron (PS) is a highly versatile particle accelerator[1]. It delivers beams of protons, antiprotons, leptons and lead ions on a cycle-to-cycle basis. The controls interface to...
An Antiproton Decelerator in the CERN PS Complex (1996)
Riunaud, J P, Autin, Bruno, Baird, S A, Boillot, J, Bosser, Jacques, Brouet, M, ...
The present CERN PS low-energy antiproton complex involves 4 machines to collect, cool, decelerate and supply experiments with up to 1010 antiprotons per pulse and per hour of momenta ranging from...
The CERN PS complex as part of the LHC injector chain (1996)
Cappi, R, Garoby, R, Hancock, S, Martini, M, Rasmussen, N, Risselada, Thys, ...
The PS as LHC proton source: results of the two-week beam test in December 1993 (1996)
Cappi, R, Garoby, R, Martini, M, Riunaud, J P, Schindl, Karlheinz
The antiproton decelerator (AD), a simplified antiproton source (feasibility study) (1995)
Autin, Bruno, Baird, S A, Berlin, D, Boillot, J, Bosser, Jacques, Brouet, M, ...
In view of a possible future physics programme concerning antihydrogen a simplified scheme for the provision of antiprotons of a few MeV has been studied. It uses the present target area and the...
Acceleration of lead ions in the CERN PS booster and the CERN PS (1995)
Blas, F, Bossard, P, Cappi, R, Cyvoct, G, Garoby, R, Gelato, G, ...
The new CERN Heavy Ion Accelerating Facility also requires besides a new Linac substantial modifications of existing accelerators. They are imposed by the low speed and the low intensity of the ion...
Digital beam controls for synchrotons and storage rings in the CERN PS complex (1994)
Blas, F, Boucheron, J, Evans, B J, Garoby, R, Schneider, G C, Terrier, J P, ...
Beams in the PS complex during the LHC era (1993)
Cappi, R, Garoby, R, Hancock, S, Martini, M, Riunaud, J P, Schindl, Karlheinz, ...
The PS complex as part of the LHC injector chain (1992)
Cappi, R, Garoby, R, Hancock, S, Martini, M, Rasmussen, N, Risselada, Thys, ...
High intensity options for the CERN heavy ion programme (1990)
Brandt, D, Brouzet, E, Cappi, R, Gareyte, Jacques, Garoby, R, Haseroth, H, ...
A 1 MV 9.5 MHz rf system for the CERN antiproton collector (1990)
Boucheron, J, Garoby, R, Grier, D G, Paoluzzi, M, Pedersen, F
Low energy antiprotons at the CERN PS (1990)
Asséo, E, Bouthéon, M, Cappi, R, Carron, G, Chanel, M, Dumollard, D, ...
Electron beam dynamics in the CERN PS (1990)
Baconnier, Yves, Cappi, R, Garoby, R, Hardt, Werner, Hübner, K, Madsen, J H B, ...
The 1 MV 114 MHz electron accelerating system for the CERN PS (1990)
Evans, B J, Garoby, R, Hohbach, R, Nassibian, G, Marchand, P, Talas, S
Progress report on the LEP pre-injector (1990)
Battisti, S, Bossart, Rudolf, Delahaye, J P, Hübner, K, Garoby, R, Kugler, H, ...
Upgrading the CERN PS Booster to 1 GeV for improved antiproton production (1990)
Cappi, R, Garoby, R, Rasmussen, N, Riunaud, J P, Schindl, Karlheinz, Schönauer, Horst Otto
The CERN PS as e+/e- accelerator in the LEP injector chain: first results (1990)
Baconnier, Yves, Boillot, J, Brouzet, E, Cappi, R, Garoby, R, Poncet, Alain, ...
Large hadron collider in the LEP tunnel: a feasibility study of possible options (1990)
Asner, Alfred M, Baconnier, Yves, Barbalat, Oscar, Bassetti, M, Benvenuti, Cristoforo, Billinge, Roy, ...
Angert, N, Brouzet, E, Garoby, R, Hancock, S, Haseroth, H, Hill, C, ...
Prospects for a Large Hadron Electron Collider (LHeC) at the LHC
Klein, M, Aksakal, H, Bordry, F, Braun, H-H, Brüning, OS, Burkhardt, H, ...
Acceleration Of Lead Ions In The Cern Ps Booster And The Cern Ps
F. Blas, P. Bossard, R. Cappi, G. Cyvoct, R. Garoby, G. Gelato, ...
INTRODUCTION, BASIC PARAMETERS The new CERN Heavy-Ion Accelerating Facility [1] implies besides a new linac also important modifications of existing accelerators. They are imposed by the low speed...