CERN Accelerating science

LHC Performance Notes

უკანასკნელი დამატებები:
2017-03-31
15:35
Effect of the total RF voltage on heavy ions at injection energy in the LHC / Schaumann, Michaela (CERN) ; Alemany Fernandez, Reyes (CERN) ; Jebramcik, Marc Andre (Johann-Wolfgang-Goethe Univ. (DE)) ; Jowett, John (CERN) ; Mertens, Tom (CERN)
Emittance growth and particle losses from intra-beam scattering (IBS) are an important source of beam losses, especially at injection energy, for the heavy ions in LHC. [...]
CERN-ACC-NOTE-2017-0020.
- 2017. - 11 p.
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დეტალური ჩანაწერი - მსგავსი ჩანაწერები
2017-01-17
11:18
Summary of the half-day internal review of LHC performance limitations (linked to transverse collective effects) during run II (CERN, 29/11/2016) / Metral, Elias (CERN) ; Arduini, Gianluigi (CERN) ; Biancacci, Nicolo (CERN) ; Buffat, Xavier (CERN) ; Carver, Lee Robert (CERN) ; Iadarola, Giovanni (CERN) ; Li, Kevin Shing Bruce (CERN) ; Persson, Tobias Hakan Bjorn (CERN) ; Romano, Annalisa (Technische Universitaet Darmstadt (DE)) ; Schenk, Michael (Ecole Polytechnique Federale de Lausanne (CH)) et al.
In this note the half-day internal review of LHC performance limitations (linked to transverse collective effects) during run II (2015-2016), which took place at CERN on 29/11/2016 (https://indico.cern.ch/event/589625/), is summarised and the next steps are discussed..
CERN-ACC-NOTE-2017-0005.
- 2017. - 12 p.
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დეტალური ჩანაწერი - მსგავსი ჩანაწერები
2016-02-04
14:38
Amplitude dependent closest tune approach / Tomas Garcia, Rogelio (CERN) ; Persson, Tobias Hakan Bjorn (CERN) ; Franchi, Andrea ; Maclean, Ewen Hamish (CERN)
Recent observations in the LHC point to the existence of an amplitude dependent closest tune approach. [...]
CERN-ACC-NOTE-2016-0025.
- 2016. - 11 p.
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დეტალური ჩანაწერი - მსგავსი ჩანაწერები
2015-10-28
15:10
Travel Software using GPU Hardware / Szalwinski, Chris M (Bradly Hoover, School of Information and Communications Technology, Seneca College, Toronto) ; Belli, Eleonora (CERN) ; Dimov, Veliko Atanasov (CERN)
Travel is the main multi-particle tracking code being used at CERN for the beam dynamics calculations through hadron and ion linear accelerators [...]
CERN-ACC-NOTE-2015-0034.
- 2015. - 14 p.
CERN-ACC-NOTE-2015-0034

დეტალური ჩანაწერი - მსგავსი ჩანაწერები
2015-09-24
16:41
Characterization of Embedded BPM Collimators / VALENTINO, Gianluca (CERN)
During LS1, 16 tertiary collimators (TCTs) and 2 secondary collimators (TCSGs) in IR6 were replaced by new embedded BPM collimators. [...]
CERN-ACC-NOTE-2015-0028.
- 2015. - 0 p.
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დეტალური ჩანაწერი - მსგავსი ჩანაწერები
2013-11-25
09:04
Operation and Configuration of the LHC in Run 1 / Alemany-Fernandez, R ; Bravin, E ; Drosdal, L ; Gorzawski, A ; Kain, V ; Lamont, M ; Macpherson, A ; Papotti, G ; Pojer, M ; Ponce, L et al.
Between 2010 and 2013 the LHC was operated with protons at beam energies of 3.5 and 4 TeV. [...]
CERN-ACC-NOTE-2013-0041.
- 2013.
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დეტალური ჩანაწერი - მსგავსი ჩანაწერები
2013-11-11
16:21
Some considerations on the p-p performance of the LHC during Run I / Giovannozzi, M
During the LHC Run I a very large amount of data has been collected, which can be used to improve the understanding of the behaviour of the accelerator. [...]
CERN-ACC-NOTE-2013-0039.
- 2013. - 11 p.
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დეტალური ჩანაწერი - მსგავსი ჩანაწერები
2013-09-11
09:06
A Prototype Readout System for the Diamond Beam Loss Monitors at LHC / Effinger, E (CERN BE/BI) ; Dehning, B (CERN BE/BI) ; Baer, T (CERN BE/OP) ; Schmidt, R (CERN TE/MPE) ; Frais-Kölbl, H (Fachhochschule Wiener Neustadt, Austria) ; Griesmayer, E ((corresponding author)) ; Kavrigin, P (TU Vienna andCIVIDEC Instrumentation*)
Diamond Beam Loss Monitors are used at the LHC for the measurement of fast beam losses. [...]
CERN-ACC-NOTE-2013-0022.
- 2013. - 17 p.
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დეტალური ჩანაწერი - მსგავსი ჩანაწერები
2013-08-19
15:17
Synchronous phase measurements in the LHC for electron cloud observations / Esteban Müller, JF ; Shaposhnikova, E
This Note summarizes the e-cloud observations done in the LHC with 50 ns and 25 ns spaced beams during 2012. [...]
CERN-ACC-NOTE-2013-0007.
- 2013.
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დეტალური ჩანაწერი - მსგავსი ჩანაწერები
2013-08-19
12:01
Observation of Beam-beam Deflections with LHC Orbit Data / Kozanecki, W (CERN) ; Pieloni, T (CERN) ; Wenninger, J (CERN)
The LHC luminosity is calibrated in dedicated fills with van der Meer scans (vdM) of the beams that are performed repeatedly in both planes. [...]
CERN-ACC-NOTE-2013-0006.
- 2013. - Mult. p.
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დეტალური ჩანაწერი - მსგავსი ჩანაწერები