CERN Accelerating science

Projects, Upgrade and Consolidation Projects

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2014-04-15
14:38
Proceedings of the 2013 MPP Workshop / Jonker, M (CERN)
This report contains the proceedings of the MPP Workshop on LHC Machine Protection, held in Annecy from 11th to 13th March 2013. [...]
CERN-ACC-2014-0041.
- 2014. - 151 p.

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2014-03-26
11:09
Scanning slit for HIE-ISOLDE: vibrations test (linear motion actuator from UHV design, MAXON brushless motor, speed = 10 mm/s) / Bravin, E ; Cantero, E D ; Sosa, A
This report summarizes the results of a series of tests performed on the prototype HIE-ISOLDE diagnostic box (HIE-DB) regarding the vibrations and drifts in the transverse position of the scanning blade while moving in and out of beam path in the HIE-ISOLDE short box prototype. [...]
CERN-ACC-NOTE-2014-0024.
- 2014. - 12 p.
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2014-03-26
11:05
Scanning slit for HIE-ISOLDE: vibrational test (linear motion actuator from UHV design, speed = 2.5 mm/s) / Bravin, E ; Cantero, E D ; Sosa, A
This report summarizes the results of a series of tests performed on the prototype HIE-ISOLDE diagnostic box (HIE-DB) regarding the vibrations and drifts in the transverse position of the scanning blade while moving inside or outside the box. [...]
CERN-ACC-NOTE-2014-0023.
- 2014. - 12 p.
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2014-03-26
11:00
Frequency Sensitivity to Cavity Geometry Errors of HIE-ISOLDE High-Beta QuarterWave Resonator / Zhang, P ; D'Elia, A ; Venturini Delsolaro, W
Quarter-Wave Resonators (QWRs) are to be used in the linac upgrade in the framework of HIE-ISOLDE project. [...]
CERN-ACC-NOTE-2014-0022.
- 2014. - 9 p.
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2014-03-26
10:57
HIE-ISOLDE HEBT beam optics studies with MADX / Parfenova, A ; Bauche, J ; Fraser, M A ; Goddard, B ; Martino, M ; Voulot, D
Beam design and beam optics studies for the HIE-ISOLDE transfer lines [1, 2] have been carried out in MADX [3], and benchmarked against TRACE 3-D results [4, 5, 6]. [...]
CERN-ACC-NOTE-2014-0021.
- 2014. - 34 p.
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2014-03-25
11:52
A Simulation Tool for Steady State Thermal Performance Applied to the SPL Double-Walled Tube RF Power Coupler / Bonomi, R (CERN)
This note reports on the study carried out to design a tool for steady-state thermal performance of the RF power coupler inside the SPL cryostat. [...]
CERN-ACC-NOTE-2014-0020.
- 2014. - 26 p.
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2014-03-12
15:53
Beam Dynamics Simulations of the REX-ISOLDE A/q-separator / Fraser, M A ; Voulot, D ; Wenander, F
The REX-ISOLDE A=q-separator selects the radioactive species of interest from the background of residual gas ions coming from the EBIS ion source. [...]
CERN-ACC-NOTE-2014-0017.
- 2014. - 32 p.
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2014-03-12
15:50
Investigating the Feasibility of a Travelling-wave Chopper for the Clean Separation of 10 MHz Bunches at HIE-ISOLDE / Mukhopadhyay, A ; Fraser, M A ; Calaga, R ; Caspers, F ; Paoluzzi, M
The feasibility of cleanly separating the main 10.128MHz bunches from the 101.28MHz satellite bunches with a travelling-wave type chopper at HIE-ISOLDE was investigated using a simple model comprising a chain of synchronised capacitors pulsed at high-voltage. [...]
CERN-ACC-NOTE-2014-0016.
- 2014. - 39 p.
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2014-03-12
15:46
REX-ISOLDE RFQ Beam Dynamics Studies using CST EM Studio / Fraser, M A ; Calaga, R
The original CNC milling files used to machine the electrodes of the REX-ISOLDE RFQ were acquired in late 2012 and electrostatic simulations were carried out using CST EM Studio in order to attain a 3D field map of the electric fields in the region around the beam axis. [...]
CERN-ACC-NOTE-2014-0015.
- 2014. - 19 p.
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2014-03-12
15:43
Caractérisation du cuivre OFE pour la fabrication des cavités high-$\beta$ dans le cadre du projet HIE-ISOLDE / Trevidic, G
Le cuivre OFE (Oxygen Free Electronic) est un cuivre d’une composition minimale en cuivre de 99.99% en masse, c’est la variété de cuivre qui présente les meilleures caractéristiques électriques possibles. [...]
CERN-ACC-NOTE-2014-0014.
- 2014. - 87 p.
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