CERN Accelerating science

LHC Preprints

Ostatnio dodane:
2011-03-16
16:48
The commissioning of the instrumentation for the LHC tunnel cryogenics / Avramidou, R ; Anastasopoulos, K ; Bamis, C ; Casas-Cubillos, J ; Dragoneas, A ; Fampris, X ; Fernandez-Penacoba, G ; Gomes, P ; Gousiou, E ; Jeanmonod, N et al.
The Large Hadron Collider (LHC) at CERN is a superconducting accelerator and proton-proton collider of circumference of 27 km, lying about 100 m underground. [...]
LHC-PROJECT-Report-1182 ; CERN-LHC-PROJECT-Report-1182.
- 2007. - 11 p.
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2010-02-23
10:29
Betatron Halo Machine induced background for LHCb at 7 TeV / Appleby, R B (CERN) ; Corti, G (CERN) ; Lieng, M ; Macina, D (CERN) ; Talanov, V (CERN)
The physics performance of the LHCb experiment of the LHC will be affected by the experimental background conditions arising from the machine. [...]
LHC-PROJECT-Report-1180 ; CERN-LHC-PROJECT-Report-1180.
- 2010. - 15 p.
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2010-01-05
16:02
Superconducting RF cavities / Bernard, Philippe (CERN)
It was 20 years ago when the research and development programme for LEP superconducting cavities was initiated. [...]
CERN-OPEN-2010-001.
- 1999. - 16 p.
Preprint

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2009-12-04
08:42
The Impact of Vacuum Gate Valves on the LHC Beam / Appleby, R B (CERN) ; Brugger, M (CERN) ; Cerutti, F (CERN) ; Ferrari, A (CERN) ; Mauri, M (CERN) ; Vlachoudis, V (CERN)
The LHC vacuum sector valves are located in the straight sections of the LHC ring, and designed to sectorize the LHC vacuum. [...]
LHC-PROJECT-Report-1179 ; CERN-LHC-PROJECT-Report-1179.
- 2009. - 15 p.
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2009-06-30
11:08
LHC Circulating Beam Accidents for near-beam Detectors / Appleby, R B (CERN)
The LHC stored beam contains 362 MJ of energy at the top beam energy of 7 TeV, offering considerable risk to the accelerator components and detectors of the machine. [...]
LHC-PROJECT-Report-1176 ; CERN-LHC-PROJECT-Report-1176.
- 2009. - 18 p.
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2009-06-30
11:02
ALICE Injected Beam Accidents / Appleby, R B (CERN)
The ALICE (point 2) interaction region is sensitive to beam orbit errors arising from magnet setting errors on injection. [...]
LHC-PROJECT-Report-1175 ; CERN-LHC-PROJECT-Report-1175.
- 2009. - 20 p.
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2009-06-30
10:54
LHCb Injected Beam Accidents / Appleby, R B (CERN)
The LHCb (point 8) interaction region is sensitive to beam orbit errors arising from magnet setting errors on injection. [...]
LHC-PROJECT-Report-1174 ; CERN-LHC-PROJECT-Report-1174.
- 2009. - 27 p.
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2009-05-29
16:10
SM18 Magnet Tests Overview : Efficiency Analysis and Critique / Chohan, V (CERN)
Testing of superconducting magnets for Large Hadron Collider (LHC) is nearing completion in SM18 Test Facility. [...]
LHC-PROJECT-Report-1173 ; CERN-LHC-PROJECT-Report-1173.
- 2007. - 10 p.
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2009-04-21
10:04
Cryogenic Heat Load and Refrigeration Capacity Management at the Large Hadron Collider (LHC) / Claudet, S (CERN) ; Lebrun, Ph (CERN) ; Serio, L (CERN) ; Tavian, L (CERN) ; Van Weelderen, R (CERN) ; Wagner, U (CERN)
The Large Hadron Collider (LHC) is a 26.7 km high-energy proton and ion collider based on several thousand high-field superconducting magnets operating in superfluid helium below 2 K, now under commissioning at CERN. [...]
LHC-PROJECT-Report-1171 ; CERN-LHC-PROJECT-Report-1171.
- 2008. - 7 p.
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2009-04-21
09:47
Quality Assurance of LHC Cryogenic Instrumentation during Installation and Commissioning / Lopez Lorente, A (CERN) ; Balle, C (CERN) ; Casas-Cubillos, J (CERN) ; Fortescue, E (CERN) ; Gomes, P (CERN) ; Jeanmonod, N (CERN) ; Peñacoba, G (CERN) ; Vauthier, N (CERN)
The operation and monitoring of the LHC requires a cryogenic instrumentation system of an unprecedented size (800 instrumentation crates, holding 15000 sensors and actuators), with strict constraints on temperature measurement uncertainty and radiation hardness for all sensors and actuators. [...]
LHC-PROJECT-Report-1170 ; CERN-LHC-PROJECT-Report-1170.
- 2008. - 7 p.
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