Collimation Upgrade Specification Meetings
Links to minutes and presentations.
169th ColUSM - Status of LHC crystal collimation studies (08/12/2023)
indico page
minutes
| D. Mirarchi | Stability of crystal channeling during the ion
run
pdf |
| C. Antuono | Recap of TCPC impedance
studies
pdf |
| Q. Demassieux | Thermomechanical effects of TCPC assembly
and instrumentation projects
pdf |
| V. Rodin | AOB: FLUKA estimates of beam loads on TCPC
assembly
pdf |
| G. Ricci | Study of continuous channeling recognition via
Machine Learning
pdf |
168th ColUSM - Assessment of "X" collimator prototypes (08/12/2023)
indico page
minutes
| S. Redaelli | Minutes of previous meetings and general info |
| D. Baillard | Feedback from the X collimator prototypes
pdf |
| M. Rakic | 2022 halo scans and beam tails population
pdf |
| S. Morales Vigo | Proton lifetime in
2023
pdf |
166th ColUSM - Special Joint HiLumi WP2/WP5 Meeting (05/09/2023)
indico page
minutes
| R. Tomas Garcia, S. Redaelli | General information |
| C. Droin | Latest results from DA simulations
pdf |
| L. Giacomel, N. Mounet | Impedance of taperings and
acceptance criterion for Cu coating in TCSPM tapers
pdf |
| R. De Maria | Update on optics / collimator gaps
pdf |
| F. Cerutti, M. Sabate Gilarte | TCL4 gap effect on HL
energy deposition study
pdf |
| B. Lindstrom | Updates on IR7 design
pdf |
| | A.O.B. |
| M. Sameed | Report from the electron beam test stand
pdf |
164th ColUSM - Crystal collimation status after TS1 (30/06/2023)
indico page
minutes
| Q. Demassieux | Update on TCPCH-B1: NC report,
refurbishment and TS1 report
pdf |
| S. Solis Paiva | Alignment and tunnel measurements
pdf |
| R. Cai |
LHC beam measurements 2023 and MD plans
pdf |
| S. Redaelli | Proposal for crystals measurements with X-ray
pdf |
| S. Redaelli | AOB: Proposals for HB2023 abstract
submissions for WP5 |
163rd ColUSM - Special Joint HiLumi WP2/WP5 Meeting (27/06/2023)
indico page
minutes
| R. Tomas Garcia, S. Redaelli | General information |
| C. Accettura | Cu-coated graphite TCSPMs - overview of
tests and planning
pdf |
| C. Antuono |
Cu coating conductivity measurements
pdf |
| L. Giacomel | Impact of Cu coating resistivity on HL
stability; impedance mitigation scenarios
pdf |
| B. Lindstrom | Collimation cleaning performance with the
latest materials
pdf |
| | AOB |
| R. Seidenbinder | Feedback on TCPC installation
pdf |
| E. Matheson | TCPC-H controls, crystals and spare crystals
overview
pdf |
| D. Mirarchi | Proposed measurements for crystals removed
from IR7
pdf |
161st ColUSM - Special Joint HiLumi WP2/WP5 Meeting (07/03/2023)
indico page
minutes
| R. Tomas Garcia, S. Redaelli | General information |
| R. Bruce | Review of functional specs of TCL/TCT
pdf |
| M. Giovannozzi | Update on sorting activities
pdf |
| S. Kostoglou | Update on DA studies for flat optics
pdf |
| | AOB |
160th ColUSM - Special Joint HiLumi WP2/WP5 Meeting (28/02/2023)
indico page
minutes
| R. Tomas Garcia, S. Redaelli | General information |
| R. Tomas Garcia, S. Redaelli | Outcomes of Chamonix
Workshop |
| M. Cerqueira Bastos | Descoping of 60A PC and related noise
issue
pdf |
| | AOB |
159th ColUSM (17/02/2023)
indico page minutes
| M. D'Andrea | Update on crystal collimation cleaning
analysis as input to ALICE energy choice
pdf |
| D. Mirarchi | Document on strategy for crystal collimation
interlocks for ion beam operation
pdf |
| P. Hermes |
Chebychev polynomials in Xtrack - HEL simulations
pdf |
| R. Cai | Characterization measurements of crystal
collimators during ion beam test
pptx |
| M. D'Andrea | Measurements of crystal collimation cleaning
efficiency during ion beam test
pdf |
| P. Hermes | Analysis of collimation quench test with
protons
pdf |
| V. Rodin | Energy deposition simulations for HL-LHC without
11 T dipoles
pdf |
| B. Lindstrom | IR7 optics MD preliminary results
pdf |
| A. Rossi | Report on e-beam test stand
pdf |
| B. Lindstrom | Review of crab cavity failure simulations
pdf |
| C. Hernalsteens | Criticality of fast failures in the
HL-LHC and impact of depleted transverse halo
pdf |
| P. Hermes | Hollow e-lens efficiency studies
pdf |
156th ColUSM - Special Joint HiLumi WP2/WP5 Meeting (11/11/2022)
indico page
minutes
| S. Morales Vigo | Status of BLM calibrations and feedback
from tests with IR7 dBLM
pdf |
| P. Hermes | Preliminary look at scraping data
pdf |
| C.E. Montanari | Diffusion mechanisms including
Xsuite development and collimation experiments
pdf |
| N. Mounet | TCTPXV external chamber
pdf |
| Round table | AOB: WP5 proposals for IPAC abstracts
pdf |
| M. D'Andrea | Results of crystal collimation measurements
with proton beams in 2022
pdf |
| J.B. Potoine | Latest results of power deposition studies
for crystal-assisted Pb collimation
pdf |
| M. D'Andrea | AOB: Planned crystal collimation measurements
during Pb ion test
pdf |
| S. Redaelli | AOB: Announcement - crystal assembled in
the horizontal TCPCs |
154th ColUSM - Special Joint HiLumi WP2/WP5/WP10 Meeting (11/10/2022)
indico page
minutes
| E. Metral, R. Tomas Garcia | General information |
| F. Cerutti | TCLM4 mask optimization for magnet protection
effectiveness and optics flexibility
pdf |
| S. Kostoglou | Impact of no MS10 on DA with flat optics
pdf |
| R. De Maria | Studies on impact of no
MS14
pdf |
| L. Giacomel | AOB: Instability studies for updated design
of 80 mm valve
pdf |
| J. Guardia Valenzuela | Report on Multimat-2
pdf |
| A. Kurtulus | Report on collimator impedance
measurements
pdf |
| N. Solieri | Report on post-irradiation examination of irradiated
collimation coated samples
pdf |
| R. De Maria | AOB: Aperture considerations for HL masks
TCLM
pdf |
| R. Cai | Crystal tracking simulations with SixTrack-FLUKA
coupling
pdf |
| J.B. Potoine | Crystal energy deposition simulations with
FLUKA
pdf |
151st ColUSM - Special Joint HiLumi WP2/WP4/WP5 Meeting (07/06/2022)
indico page
minutes
| R. Calaga, R. Tomas Garcia, S. Redaelli | General
information |
| M. Sabate Gilarte | TCLM4 design optimization studies
pdf |
| B.E. Karlsen-Baeck | Modelling SPS and LHC cavity loops
pdf |
| N. Triantafyllou | Results from recent SPS MDs on crab
cavity noise induced emittance growth
pdf |
| R. Calaga | Discussion on future crab cavity MDs in
the SPS
pdf |
| G. Sterbini | Wire scenarios in Run 3 in view of HL-LHC
pdf |
| | Round table |
150th ColUSM - Special Joint HiLumi WP2/WP5 Meeting (04/03/2022)
indico page
minutes
| M. Deile | Requests and questions from the CMS-PPS
pdf |
| C. Accettura | TCLM material and design options
pdf |
| N. Mounet | Impact on impedance and
stability of the TCLM material
pdf |
149th ColUSM - Special Joint HiLumi WP2/WP5 Meeting (22/02/2022)
indico page
minutes
| R. Tomas Garcia, S. Redaelli | General information |
| A. Bertarelli | Status of the beam-beam long-range wire
compensation
pdf |
| R. De Maria | Potential D2 displacement
pdf |
| M. Krupa | HL-LHC BPM electrode orthogonality
pdf |
| G. Sterbini, S. Kostoglou | DA studies for Run 4 with beta*
= 30 cm
pdf |
| | Round table |
| B. Lindstrom | Update on Run 4 collimator settings baseline
pdf |
| R. De Maria | Impact on collimator aperture from a proposed
D2 shift
pdf |
| J. Guardia Valenzuela | Review of Multimat-2 test
pdf |
| B. Lindstrom | Improving IR7 cleaning
in Run 4
pdf |
| P. Hermes | Compensation of the hollow electron lens
residual kick
pdf |
| E. Matheson | Update on TCPC activities
pdf |
| Q. Demassieux | Report from TCPC installation
pdf |
| M. D'Andrea | Update on crystal miscut simulations
pdf |
| E. Matheson | Measurement results of bent crystals with
x-rays
pdf |
| L.S. Esposito | Plans for crystal validation at H8
pdf |
144th ColUSM - Special Joint HiLumi WP2/WP5 Meeting (24/08/2021)
indico page
minutes
| R. Tomas Garcia, S. Redaelli | General information |
| B. Lindstrom | Collimation studies for Run 4
pdf |
| | Discussion on Run 4 operational scenarios |
| | Round table |
| S. Redaelli | Recap of actions from previous meetings
pdf |
| P. Hermes | Update on HEL simulations with new IR4 optics
pdf |
| B. Lindstrom | Updated collimation loss maps for HL-LHC
optics v1.5
pdf |
| N. Solieri | Results of adhesion tests of proton-irradiated
Mo-coated MoGr samples
pdf |
| J. Molson | IR3 simulations as input to energy deposition
studies
pdf |
| A. Waets | IR3 FLUKA simulation benchmarking with Run 2
data
pdf |
| S. Redaelli | Update on TCPC installation
ECR
link |
| M. D'Andrea | Update on final results of 2018 crystal
collimation tests with Pb ion beams
pdf |
| Y. Gavrikov | Report on measurements of new PNPI crystals
for beam collimation
pdf |
| M. Di Castro | Result of x-ray measurements on crystals for
beam collimation
pdf |
| N. Solieri | CERN2 BLIP capsule inspection
update
pdf |
| F. Carra | Carbide-Carbon materials within the new IFAST
project
pdf |
| D. Mirarchi | Tolerances on pulse-to-pulse noise of the
electron beam
pdf |
| S. Redaelli | Update on specification for the HEL
pdf |
| A. Rossi | Update on specification for the HEL modulator |
| S. Redaelli | Introduction
pptx |
| A. Waets | Beam losses with new materials and no TCLDs in
IR7
pdf |
| R. Bruce, M. D'Andrea, M. Di Castro, S. Redaelli | Round table |
137th ColUSM - Special Joint HiLumi WP2/WP5 Meeting (23/02/2021)
indico page
minutes
| R. Tomas Garcia | General information |
| B. Salvant, C. Zannini | Impedance of hollow e-lens device
pdf |
| N. Mounet | A preliminary study of the electron beam impedance
pdf |
| A. Kurtulus, C. Accettura | Comparison of DC and RF
electrical resistivity measurement for ion
irradiated samples at GSI
pdf |
| | Round table |
| S. Redaelli | Review of recent action items
pdf |
| A. Waets | Update on power deposition on TCSPM collimators
from channeled beams
pdf |
| M. Sabate-Gilarte | Efficiency of TCL-6 for debris cleaning
with different materials
pdf |
135th ColUSM - Special Joint HiLumi WP2/WP5 Meeting (26/01/2021)
indico page
minutes
| R. Tomas Garcia | General information |
| G. Skripka | Beam induced heat load on
triplet beam screens
pdf |
| B. Bradu, P. Zijm, S. Claudet | Beam induced heat load
measured during Run2 in LSS
pdf
layout |
| E. Todesco | Update on field quality of MCBRD and D2
pdf |
| D. Quartullo | Longitudinal impedance measurements and
simulations for the crystal collimator in HL-LHC
pdf |
| B. Salvant | Transverse impedance of the crystal collimator
pdf |
| G. Iadarola | Round table
pdf |
| I. Lamas Garcia | Overview of LS2 production
pdf |
| F. Carra | Recap of MoGr production: powder changes and
their vacuum validation
pdf |
| A. Kurtulus | Bench impedance
measurements of low impedance collimators
pdf |
| G. Ferlin | Cryogenics considerations for the HL-LHC HELs
pdf |
| M. Sabate-Gilarte | Impact on energy deposition in
IR1/5 from the new TAXN aperture of 88 mm
pdf |
| R. Barlow | Status of Merlin development for collimation
studies
pdf |
| R. De Maria | Update on TAXN available aperture
pdf |
| L. Nevay | Update on crystal simulations and loss maps
pdf |
| L. S. Esposito | FLUKA crystal module and embedding in
the coupling
pdf |
| R. Rossi | First benchmarking of the FLUKA crystal model
with ion beams
pdf |
| P. Serrano Galvez | X-ray characterisation of bent crystals
at CERN
pdf |
| I. Lamas Garcia | Overview of latest design development of
crystal primary collimators
pdf |
| M. D'Andrea | New implementation of
crystal routine in SixTrack
pdf |
| J. Molson | Status of coupling and linking between
different codes
pdf |
| L. Nevay | Status of crystal simulations with the Geant4
routine
pdf |
| E. Belli | Update on losses mitigation on the 11 T dipole
in the IR7 DS
pdf |
| A. Waets | Update on power deposition studies for the IR7
DS
pdf |
| D. Quartullo | Recent progress of impedance
simulation for crystal goniometers
pdf |
| C. Accettura | Resistivity change from DPA estimates for
IR7 collimators
pdf |
| A. Mereghetti | Orbit at collimators during impedance
MDs in 2018
pdf |
| S. Redaelli, A. Perillo Marcone | Highlight of Collimation IR review pdf |
| G. Iadarola | Requirement from e-cloud pdf |
| C. Accettura, F. Carra | Tank cooling and TCTP brazing pdf |
| L. Gentini | Design follow up pdf |
| F. Carra | Temperature increase of collimator BPMs and cables from beam losses pdf |
| F. Carra | Technical status and highlights of MoGr production pdf |
| N. Biancacci | Resistivity measurements on coated collimator materials pdf |
| A. Kurtulus | Procedure and status of impedance validation for series production pdf |
| C. Bahamonde Castro | Final results of tests for TDI coated materials at HiRadMat pdf |
| L. Gentini | Status of HL-LHC TCLM mask design pdf |
| M. Sabate-Gilarte | Update on energy deposition on HL-LHC fixed masks pdf |
| M. Modena | Clarification on interfaces to WP15 pdf |
| A. Waets | Updated on beam loads in IR7's collimators pdf |
| A. Waets | DPA and gas production for coated collimators pdf |
| C. Accettura | Plans for 2020 irradiation campaign at GSI pdf |
| S. Redaelli | Introduction to the HEL magnet system discussion pdf |
| D. Perini | Hollow Electron Lenses mechanical tolerances and alignment pdf |
| D. Nikiforov | Current status of HEL beam dynamics and open points of the magnetic system pdf |
| A. Mereghetti | Status of simulations and required inputs pdf |
| A. Rossi | CST simulations of the HEL collector pdf |
| A.Waets | Update on power deposition studies for the IR7 DS pdf |
| H. Garcia Morales | HL-LHC off-momentum cleaning simulations pdf |
| M. Sabate-Gilarte | Update on beam loads on IR collimators pdf |
| A. Mereghetti | TCSPM scenarios with new WP5 baseline pdf |
| S. Antipov | Impedance results: choice of two uncoated IR7 secondary collimators for HL-LHC pdf |
| A. Waets | FLUKA simulations on gas production pdf |
| C. Accettura | Update of measurements of GSI samples after irradiation pdf |
| D. Mirarchi | Dynamic aperture simulations at the HL-LHC with hollow e-lens pdf |
| D. Quartullo | Characterization of the longitudinal impedance of the LHC UA9 goniometer through simulations and RF measurements pdf |
| C. Accettura | Status of post irradiation examination of collimator materials irradiated at GSI pdf |
E-BEAM#4 - Working Group Meeting (29/05/2019) indico page minutes
| D. Nikiforov | E-beam simulation with latest geometry of HEL pdf |
116th ColUSM - E-BEAM Joint Meeting (10/05/2019) indico page minutes
| D. Mirarchi | Powering scheme for HEL pdf |
| G. Gobbi | Design of HEL corrector pdf |
| M. D'Andrea | Update on IR7 layout for a collimation system with 8 crystals pdf |
| S. Tygier | Status of Merlin++ and 5.02 release pdf |
| C. Accettura | Preliminary results of GSI irradiation tests with coated samples pdf |
| R. Bruce | Protected aperture in HL-LHC with CuCD TCTs pdf |
| R. De Maria | Implications for optics pdf |
| T. R. Furness | Update on adaptive collimator design pdf |
| M. D'Andrea | Update on 2018 crystal collimation studies pdf |
| D. Perini | Review of the HEL magnetic system pdf |
| C. Accettura | Characterisation of bulk and coating materials for HL-LHC collimators pdf |
| E. Belli | Mitigation of losses on 11T dipole with different layouts / techniques pdf |
| A.Mereghetti | Update plans for LS2 |
| X.Buffat | Status of models and predictions for HL-LHC pdf |
| A.Mereghetti | Review of the system with asymmetric settings pdf |
| G.Iadarola | Update on e-cloud validation of the new materials pdf |
| I.Lamas | PIE status of HRMT-35 pdf |
| I.Lamas | Update on mechanical design for crystal collimators pdf |
| C.Accettura | Summary of recent UHV tests on MoGr pdf |
| G.Gobbi | HRMT23 results pdf |
| M.Pasquali | HRMT36 results pdf |
| B.Salvachua | Lifetime analysis for 2018 LHC run pdf |
| M.D'Andrea | Update on crystal collimation studies with ion beams pdf |
| J.Perez Espinos | Status os VSC studies for remote alignment pdf |
| M.Di Castro | Recent developments from mechatronics team and applications to collimators pdf |
| R.de Maria | Update on tolerance for remote alignment in IR1/5 for HL-LHC pdf |
| A.Gorzawski | Results of the beam diffusion measurements in the LHC at 6.5TeV pdf |
| S.Redaelli | AOBs: Crystal Collimation Day and status of LS2 ECRs |
| L.Gentini | Update on TCAPM design pdf |
| R.Garcia Alia | Update on IR7 losses from 2018 experience |
| C.Bahamonde | Round table discussion on impact on performance and status of ECR pdf |
| F.Cerutti | Review of mask layouts for the HL-LHC IR1/5 pdf |
| C.Bahamonde | Simulations of energy deposition for crystal collimation pdf |
| M. d'Andrea | Crystal MD results pdf |
| Rob Van Weelderen | Update on quench limits for 11T dipole pdf |
| T.R.Furness | Status of adaptive collimator R&D pdf |
| D.Kodjaandreev | Cleaning and impedance Simulations of Single-Sided Collimation pdf |
| A.Abramov | 11T dipole aperture: ion simulations pdf |
| N.Biancacci | Update on impedance measurements of coated collimators pdf |
| C.Bahamonde | Final TCAPM design pdf |
| A.Bertarelli | Status and plans for ARIES material studies pdf |
| M.Calvani | Plans for coated collimator material tests at BLIP pdf |
| N.Fuster | Simulation of Xe ion loss map pdf |
| N.Fuster | Preliminary results of leakage from TCSG for ion collimation pdf |
| L.Salvatore | Fragment production in crystals and absorbers in the SPS pdf |
101st ColUSM Meeting (Joint WP5/WP13) (09/03/2018) indico page minutes
| D.Perini | Update of the HEL design pdf |
| G.Stancari | Electron-beam simulations pdf |
| M.Maltseva | Plasma instabilities pdf |
| D.Nikiforov | Results from electron beam simulations with latest design pdf |
| R.De Maria | TCLX/TCTPX layouts pdf |
| R.Rossi | MD results onf B2-H crystal update pdf |
| W.Scandale | Results of UA9 measurements and candidates for LHC crystals pdf |
| A.Mereghetti | Proposed LS2 layout for low-impedance upgrade of IR7 pdf |
| F.Carra | TCSPM Compatibility with HL-LHC Slow Loss Scenarios for CFC and MoGr jaws pdf |
| I.Lamas | Results of HRMT-35 experiment on jaw coating pdf |
| A.Bertarelli | Results of MultiMat pdf |
| F.Carra | MoGr procurement and status of the characterization pdf |
| C.Accettura | Outgassing tests summary of Nanoker MoGr pdf |
| J.Wagner | Plan for halo excitation MDs and update on simulations pdf |
| A.Gorzawski | Update on tail scraping pdf |
| C.Bahamonde | Update on TCAP design pdf |
| N.Simos | Report on material irradiation pdf |
| C.Bahamonde | Energy deposition for TCLDs layouts, p+Pb pdf |
| D.Mirarchi | Proton simulations for different TCLD layouts pdf |
| E.Felcini | Update on quench limits pdf |
| L.Gentini | Status of TCLX/TCTPX pdf |
| A.Vande Craen | Status of design and production of cry-bypass for IR3 pdf |
| M.Czech | Requirement for transport and handling for TCLDs pdf |
| H.Mainaud Durand | Design of a system for remote measurement and alignment of HL collimators pdf |
| S.Antipov | TCSPM results for HL-LHC instensity pdf |
| M.Pasquali | Status and plans for Multi-mat experiment pdf |
| T.Furness | Adaptive collimation system pdf |
| G.Valentino | Report on HRM results on SLAC RC pdf |
| A.Mereghetti | Summary of collimator impedance MDs pptx |
| D.Amorim | Tune shifts: measurements and predictions pptx |
| S.Antipov | Stability with different layouts of low impedance collimators pptx |
| | Discussion on TCSP slot to be updated for LS2 |
| R.Rossi | Results on crystal MDs pdf |
| S.Antipov | Impedance measurements of TCSPM pdf |
| H.Garcia-Morales | Cleaning inefficiency in HL-LHC IRs for various TCT configurations pdf |
| R.Bruce | Simulations of losses during asynch dump on TCTs in HL-LHC pdf |
| A.Tsinganis | Proton simulations for TCT failures at HL-LHC pdf |
| P.D.Hermes | Ion simulation for different TCLD layouts pdf |
| G.Gobbi | Result of inspection of HiRadMat jaws pdf |
88thSpecial ColUSM: Material and design readiness for LS2 productions (02/05/2017) indico page minutes
| S.Redaelli | Global plan, baseline for LS2, milestones from prototypes and MDs |
| B.Salvant | Introduction and impedance motivation pdf |
| O.Aberle | Planned production timeline and milestones pdf |
| A.Bertarelli | Status of MoGR (and CuCD) development pdf |
| F.Carra | New TCSPM design - compatibility with HL loss scenarios pdf |
| F.Carra | New TCSPM design - outcome of HRM pdf |
| I.Lamas | New STI tests HRM and plans for 2017 pdf |
| C.Accettura | Status and plan for vacuum validation pdf |
| L.Gentini | Design options for RF aspects pdf |
| A.Santamaria | Impacts on collimator for CC failures pdf |
| J.Wagner | Preparation of US-LARP meeting pdf |
| G.Valentino | Plans for HiRadMat tests with SLAC Rotating Collimators pdf |
| F.Forcher | Updated crystal routine - implementation and benchmark pdf |
| R.Rossi | Updated crystal routine - improved LHC simulation results pdf |
| A.Bertarelli | Outcome of EuCARD-WP11 annual meeting pdf |
| G.Gobbi | Loads on new secondary collimators (TCSPM) for HL-LHC pdf |
| J.Wagner | Status of hollow e-lens simulations pdf |
| D.Perini | Status and news on cathode development pdf |
| G.Stancari | Characterization of the CERN hollow electron gun at the Fermilab electron-lens test stand pdf |
| M.Fitterer | Collimation with wires for halo control - preliminary results pdf |
| C.Bahamonde | Update TCAPs and final design pdf |
| D.Mirarchi | TCL/TCTs setting scenarios for HL-LHC pdf |
| A.Bertarelli | Report from the EuCARD2-WP11 meeting |
| N.Biancacci | Impedance measurements of new EYETS collimators for 2017 pdf |
| A.Gorzawski | Analysis of the diamond detector data from 2016 pdf |
| H.Garcia Morales | Status of tune ripple MD analysis pdf |
| M.Fitterer | MD on core blowup from HEL-type excitations pdf |
| R.Rossi | Crystal cleaning for ions � MD measurements pdf |
| C.Bahamonde | Update on TCAP simulations pdf |
| J.Wagner | Hollow electron lens simulations pdf |
| A.Rossi | Status of TCTPW jaw tests pdf |
| I.Lamas | Review of installation plan and collimations activities pdf |
| F.Carra | Overall status of TCSPM production pdf |
| C.Accettura | Vacuum acceptance of coated MoGr blocks pdf |
| W.Scandale | Summary of H8 measurements of LHC crystals pdf |
| R.Rossi | Results of crystal collimation MDs at the LHC pdf |
| R.Bruce | Preliminary assessment of beta* reach pdf |
| H.Garcia | Active halo control studies: update on simulations and MD preliminary results pdf |
| O.Bruning | Hollow lens review |
| A.Rossi | Status of IR4 integration for HEL pdf |
| D.Perini | Update on hollow lens design pdf |
| C.Bahamonde | Update on new TCAP collimators pdf |
| E.Quaranta | Trip report from BNL and and status of irradiation tests pdf |
| B.Salvachua | Calculation of yearly losses in IR3/7 pdf |
| F.Cerutti | Doses in IR7: measurements and simulations pdf |
| C.Bahamonde | Simulations of new passive absorbers in IR7 pdf |
| D.Valuch | Update on single-collimator impedance measurements pdf |
| H.Garcia | Preliminary analysis of ADT MD and plans for tune ripple pdf |
| M.Fitterer | Plans for MD on effect of a resonant excitation pdf |
| A.Santamaria | Status of Crab Cavity failiure scenarios pdf |
| G.Valentino | Halo diffusion measurements at the LHC with 300 bunches pdf |
| S.Tygier | Merlin simulations of 4TeV squeeze losses pdf |
| E.Quaranta | Cleaning simulations with TCLDs for HL-LHC pdf |
| H. Garcia Morales | Off-momentum cleaning simulations for HL-LHC pdf |
| M. Fiascaris | Simulations for FCC: comparison between SixTrack and Fluka-SixTrack coupling pdf |
| P. Gradassi | Simulation of robustness for different grades pdf |
| J. Guardia Valenzuela | Status of coating tests pdf |
| B. Salvant | Feasibility of impedance measurements with beam pdf |
| A. Vande Craen | Status of design of IR2 cryo-bypass and input requests from beam losses/energy deposition pdf |
| C. Bahamonde | Recap of previous IR2 energy deposition studies for a DS collimator in the connection cryostat pdf |
| A. Valloni | Comparison between different composite material implementations in Merlin pdf |
| H. Rafique | Recent hollow e-lens simulations with Merlin pdf |
| D. Perini | Update on hollow e-lens design for HL-LHC pdf |
| C. Bahamonde | Update on power deposition studies for BFPP losses in the DS next to IR2 pdf |
| J. Wagner | Review of measurements from halo control MD pdf |
| H. Garcia Morales | Simulations of narrow band excitation pdf |
| A. Santamaria | Status of crab cavities failure simulations pdf |
| E. Quaranta | Robustness studies for TCLD collimators against fast beam failures pptx |
| G. Valentino | Plans for HiRadMat tests for SLAC rotatable collimator pdf |
| A. Rossi | Brief introduction to the collimation region between TAXN and D2 in HLLHC IR1/5 pdf |
| R. De Maria | Review on aperture (N1 + mechanical) between D1 and Q6 in HLLHC IR1/5 pdf |
| A. Tsinganis | Energy deposition studies from debris pdf |
| A. Bertarelli | Implication on collimator design pdf |
| H. Garcia Morales | Simulations for the the halo excitation MDpdf |
| M. Schaumann | BFPP bumps for ion operation pdf |
| S.Redaelli | Program of collimation discussions at the HiLumi meeting pdf |
| J.Wagner | Status of analysis of halo excitation MD pdf |
| R.Rossi | Status of analysis of crystal collimation MD pdf |
| G. Valentino | SLAC collimator results pdf |
| N. Biancacci | Analysis of the SLAC collimator tune shift measurements in the SPS pdf |
| D. Duarte Ramos | Status of by-pass design and options pdf |
| L. Gentini | Status of TCLD design and plans for prototyping pdf |
| A. Rossi | TCTP/TCLX integration studies pdf |
| S. Tygier | Recent results of Merlin loss maps simulations pdf |
| A. Lechner | Update on energy deposition studies from ion debris pdf |
| A. Mereghetti | Update on aperture models for HL-LHC pdf |
| A. Bertarelli | Report on HiRadMatpdf |
| B. Fischer | Experience with microphone acquisition pdf |
| G. Valentino | Plans for SLAC RC tests at the SPS pdf |
| H. Rafique | Status and results of hollow elens implementation in Merlin pdf |
| M. Fitterer | Status of LHC tune ripple studies at 450GeVpdf |
| R. Rossi | Report from SPS crystal MD with LHC goniometerspdf |
| A. Rossi | Update on HL integration studies for WP5pdf |
| E. Quaranta | Loss maps with new materials |
| Joint WP14: Injection aperture and n1 calculations |
| R. Bruce | Update on required TCT openings pdf |
| M. Fiascaris | Report on FCC collimation studies pdf |
| P. Hermes | Ion cleaning in IR7 with TCLD collimators pdf |
| N. Biancacci | Follow up on HL-LHC impedance studies for IR3 pdf |
| A. Santamaria Garcia | Update on aperture studies and crab cavity failure simulations pdf |
| S. Redaelli | Preparation of US-LARP meeting |
| A. Rossi | Report from hollow e-lens meeting pdf |
| N. Biancacci | HL-LHC collimator impedance reduction studies for IP7 and IP3 pdf |
| S. Tygier | Update on Merlin loss mapspdf |
| J. Jowett | Alternative dispersion suppressor collimation for ALICE heavy-ion operation pdf pptx |
| T. Mertens | Orbit bumps for dispersion suppressor collimation in various optics scenarios pdf |
| S. Tygier | Update on Merlin loss maps pdf |
| S. Tygier | Merlin loss map sim during 4 TeV squeeze pdf |
| F. Carra | EuCARD2-WP11 discussion: Material parameters pdf pptx |
| A. Ryazanov | DPA calculations on horizontal TCP with 7TeV proton beam pdf ppt |
| P. Fessia | Integration status pdf pptx |
| F. Cerutti | Energy deposition studies pdf pptx |
| A. Lechner | Power deposition in DS magnets due to ion collision debris (BFPP1) in IR1/5 pdf |
| E. Skordis | Updated power deposition simulations for DS collimators in IR7 (proton operation) pdf pptx |
| F. Savary | Outcome of the 11T review pdf pptx |
| D. Duarte Ramos | Status of integration design pdf pptx |
| L. Gentini | Status of TCLD design and implications of shorter jaws pdf pptx |
| A. Rossi | Summary and highlights of EuCARD2 ColMat HDED WP annual meeting, held at GSI in December 2014 pdf |
| All | Review of actions and comments to the meeting, future work |
| S. Redaelli | Summary of annual meeting pdf |
| A. Bertarelli | Agenda of WP11 meeting at GSI pdf |
| E. Quaranta | Updated failure scenarios and damage limit of TCTs and status of SixTrack simulations pptx |
| S. Redaelli | Introduction pdf |
| G. Stancari | Hollow elens design for the LHC and status of simulations pdf |
| D. Perini | Status of mechanical design for IP4 integration pptx |
| R. Bruce | Plans for beam test on alternative methods pptx |
| H. Schmickler | Ideas for TEL-2 at CERN: electron beam test stands pptx |
| G. Tranquille | Status of ELENA electron cooler pdf |
| S. Redaelli | AOB: final program of KEK Annual meeting |
| E. Quaranta | Report on x-ray diffraction measurements on collimator material at BNL pdf |
| L. Nevay | Status of BDSIM simulation pdf |
| F. Burkart | Expected damage to accelerator equipment due to impact of the full LHC beam: simulations and experimental verificatio ppt |
46th Joint WP2-WP5 Meeting & ColUSM Meeting (03/10/2014) indico page minutes
| A. Bertarelli | Status and plans of collimation tests at HiRadMat pdf pptx |
| A. Lechner | Robustness of a TCDI-like collimator to beam impacts pdf |
| L. S. Esposito | Energy deposition studies for physics debris pdf |
| H. G. Morales | Aperture studies for incoming beam pdf |
| M. Giovannozzi, E. Metral, O. Bruning, T. Pieloni, A. Valishev | Round table discussion - task leaders pdf |
| E. Quaranta | Simulations of TCT beam impacts for different scenarios pdf pptx |
| A. Marsili | Update on Crab Cavities studies with SixTrack pdf |
| D. Mirarchi | Recap. of crystal simulations for MD configurations pdf pptx |
| L. Skordis | Energy deposition simulations for crystals MDs pdf pptx |
| R. Rossi | Summary of H8 data analysis pdf pptx |
Special ColUSM: seminar
| A. Ryazanov | Investigations of fast proton irradiation effects on Mo-diamond collimator materials for LHC
at NRC "Kurchatov Institute" and comparison with the results for Co-diamond materials pdf ppt |
42nd ColUSM Meeting (01/08/2014) indico page
| J. Jowett | Dispersion Suppressor Collimators for Heavy-Ion Operation pdf pptx |
| R. De Maria | 11T Dipoles: Aperture and orbit correction requirements pdf pptx |
| E. Quaranta | Updates of irradiation tests at GSI on LHC collimator materials pdf pptx |
| A. Marsili | Crab Cavities studies with SixTrack pdf |
| H. Garcia | Studies of triplet aperture pdf |
40th ColUSM Meeting (30/06/2014) indico page
Special ColUSM: irradiation tests
| S. Redaelli | Update on conceptual fonctional specifications for HL-LHC |
| M. Tomut | Status & plan for ion irradiation tests at GSI pdf pptx |
| S. Redaelli | CM22 (US-LARP) & EuCARD2 pdf |
| E. Quaranta | Material degradation pdf pptx |
| F. Carra | Beam targets pdf pptx |
| D. Mirarchi | Comparisons between simulations and data for crystal-assisted collimation pdf pptx |
| R. Rossi | H8 crystal data analysis pdf pptx |
| M. Serluca | MERLIN: Update on ATS PreSqueeze Loss Map with Sixtrack-like scattering routine pdf |
| M. Tomut | GeV Ion Irradiation Experiments on Novel Collimator Materials pdf |
| R. Bruce | Status of halo excitation studies at CERN pdf ppt |
| G. Valentino | Updates and Programme for SLAC Rotating Collimator Tests pdf |
Special ColUSM: hollow e-lens studies
| S. Redaelli | Introduction & strategy pdf |
| G. Stancari | Status of CDR document pdf draft |
| D. Perini | MME studies for ELENA cooler pptx pdf |
| S. Redaelli | General information Agenda block schedule |
| A. Marsili | BE note on TCL scans pdf |
| A. Marsili | Comparison of debris simulations between SixTrack and FLUKA pdf |
| P. P. Granieri | Quench levels of the 11T dipoles pdf pptx |
| D. Ramos | Status of the 11T cryostat design and integration pdf pptx |
| L. Nevay | Update on BDSIM development pdf pptx |
| A. Bertarelli | Outcome of EuCARD2 kickoff meeting pdf pptx |
| L. Nevay | Update on RHUL tracking studies pdf pptx |
| J. Barranco | Status of Crab Cavity Implementation in MADX and SixTrack pdf |
| L. Lari, D. Mirarchi | FLUKA studies: channeled ions on LHC TCSGs @IP7 pdf pptx |
| M. Serluca | Update on Merlin/Sixtrack comparison with standard and ATS optics pdf |
| A. Marsili | Collimator alignment error models in SixTrack pdf |
| L. Lari | Collimator failure losses for various HL-LHC configurations pdf pptx |
| G. Steele | Preliminary results of the FLUKA TCLD study (IR7) pdf |
| L. Gentini | Updated design of TCLD with reduced jaw length pdf pptx |
| G. Stancari | Hollow electron beam collimation for the LHC upgrade pdf |
Special ColUSM: Joint WP2/WP5 Meeting.
| L. Esposito | Update on TAN design and energy deposition pdf |
| R. Bruce | SixTrack studies of new TCLD pdf |
| R. Bruce | IR layout baseline for background studies pdf |
| N. Simos | Status of BNL irradiation tests pdf |
27th ColUSM Meeting (11/09/2013) indico page
Special ColUSM: V. Moens' thesis defense.
| V. Moens | Experimental and numerical studies on the proposed application
of hollow electron beam collimation for the LHC at CERN pdf pptx |
| S. Redaelli | Agenda of WP5 at Daresbury annual meeting pdf |
| G. Maitrejean | Status of BBLR wire collimator design pdf pptx |
| A. Sytov | Crystal routine studies pdf pptx |
25th ColUSM Meeting (28/06/2013) indico page
| M. Tomut | Options for ion irradiation tests of new collimator materials at GSI pdf |
| B. Yee Randon | Studies of Machine protection for a Crab Cavity in the LHC pdf ppt |
| L. Nevay | BDSIM: Beam Delivery Simulator pdf |
| N. Mariani | Status of irradiation tests at BNL pdf pptx |
| P. Fessia | Review of radiation resistance of cold magnets and status of IR7 warm magnets pdf pptx |
| S. Redaelli, M. Giovannozzi | Optics flexibility in IR3/7 pdf pptx |
| V. Previtali | Impacts parameters on LHC collimators for different ADT settings pdf |
| D. Mirarchi | Proposed layout for crystals test at the LHC pdf |
22nd ColUSM Meeting (24/05/2013) indico page, minutes: see agenda.
| A. Marsili | Update on TCL debris simulations pdf |
| M. Schaumann, J. Jowett | Ion impact distributions on DS collimators in IP2 pdf pptx |
| M. Serluca | Nominal and ATS Loss Maps Calculation with Merlin pdf |
| A. Marsili | Update on ATS loss map simulations with SixTrack pdf |
| D. Mirarchi | Studies and improvements on SixTrack simulations for crystal assisted collimation in the LHC pdf |
| F. Zimmermann | Long Range Beam-Beam Compensators pdf pptx |
| R. Steinhagen | Beam-Beam Compensator Prototype Parameters and possible integration into the LHC Collimators pdf |
| N. Mounet | Updated impedance calculation with metallic secondary collimators pdf |
| N. Mariani | Status of irradiation tests at BNL pdf pptx |
| R. Schicker | Update on concept for ALICE detectors in the DS collimator pdf |
| D. Ramos | Status of cold and warm design for the DS collimator pdf pptx |
| D. Mirarchi | Possible layout for crystal collimation at the LHC pdf |
Special ColUSM: internal review of "Tevatron hollow e-lens usage at CERN"
| S. Redaelli | Introduction and motivation
pdf |
| G. Stancari | Beam experience at the Tevatron and status of hollow e-lens hardware
pdf |
| V. Previtali | Simulations of hollow e-lens in the LHC and SPS
pdf |
| A. Rossi | Feasibility of installation in the LHC and SPS
pdf |
| H. Schmickler | Possible alternatives for halo scraping at the LHC
pdf |
| A. Marsili | Update on ATS halo tracking simulations pdf,
Update on TCL scans and debris tracking pdf. |
| T. Markiewicz | LARP Rotatable Collimator prototype status
pdf |
| N. Mounet | HL LHC collimator scenarios: impedance considerations
pdf |
| R. Barlow | Merlin status and plans
pdf |
| A. Faus-Golfe | IFIC contribution to WP5
pdf |
| S. Redaelli | Program for WP5 discussions at HiLumi/LHC LARP meeting
pdf |
| D. Mirarchi | Review of the experimental results for the crystal-assisted collimation in the UA9 experiment
pdf pptx |
| A. Marsili | Update on multi-turn particle debris tracking
pdf |
| V. Previtali | Hollow electron lens for collimation: the SPS case
pdf |
| A. Marsili | Status of multi-turn particle debris tracking
pdf |
| V. Previtali | Tracking simulations with hollow e-lens in SixTrack pdf |
| J. Molson | Status of loss map simulations with Merlin pdf |
9th ColUSM Meeting (13/07/2012) minutes
| A. Marsili | Update on the loss maps simulations of the ATS optics pdf |
| A. Marsili | Measurements of TCL losses pdf |
| L. Lari, J. Resta Lopez | Status of non-linear collimation system pdf |
8th ColUSM Meeting (22/06/2012) minutes
| A. Marsili | First multi-turn cleaning simulations of the ATS optics pdf |
7th ColUSM Meeting (25/05/2012) minutes
| M. Karppinen | 11T dipole status pdf pptx |
| B. Auchmann | Preliminary field quality and quench margins pdf pptx |
| H. Allain | 11T magnet thermal model pdf pptx |
6th ColUSM Meeting (20/04/2012) minutes
| S. Redaelli | Collimator upgrade scenarios for impedance studies pdf |
| A. Bertarelli | Material tests pdf |
| R. de Maria | Status of HL optics pdf |
5th ColUSM Meeting (16/03/2012) minutes
| J. Jowett | IR2 collimator positions to intercept BFPP and EM dissociation products pdf |
| R. Schiker | Physics motivation for ALICE detectors in the DS region pdf |
4th ColUSM Meeting (09/03/2012) minutes
| M. Serluca | Loss map simulations with Merlin pdf |
3rd ColUSM Meeting (23/02/2012) minutes
| F. Cerutti | FLUKA distributions of IR products pdf; Updated on 13/03/2012 pdf |
| S. Redaelli | Status of multi-turn tracking of protons from IR debris pdf |
2nd ColUSM Meeting (03/02/2012) minutes
| S. Redaelli, D. Wollmann | Results of ion quench test pdf |
| M. Sapinski | Considerations on BLM signals pdf |
| E. Nebot Del Busto | BLM signals and thresholds pdf |
| N. Mohkov | Supporting material on quench limits for triplet magnets pdf |
| V. Parma | Report from CCFS meeting pdf |
1st ColUSM Meeting (20/02/2012) minutes
| S. Redaelli | Kick-off presentation pdf |
