Low-cost Hadron Colliders at Fermilab Record of meetings

1995

• Dec. 20
  • Dr. Ishimaru (KEK), Warm bore vacuum chambers
  • Bill Foster and Peter Limon, Report on visit to American Supercon
• Dec. 13 - Gerry Jackson, electron option
• Dec. 13 Ernie Malamud and Bill Foster, presentation to "Future Accelerators at Fermilab" group, Snake Pit, 2 - 3:30
• Dec. 6
  • Moyses Kuchnir -- Quenches
  • General discussion
  • Mini-symposium agenda
• Nov. 29
  • Ernie Malamud & Bill Foster, Review introduction
  • Cosmore Sylvester, Prototype "double-C" magnet
• Nov. 22 - Ernie Malamud & Bill Foster, Introduction

July - December 1996

• December 18. Bill Foster, "Status of Double-C prototype." (followed by tour).
• December 11.
  • Chuck Ankenbrandt, "Injector Performance Requirements for a Really Large Hadron Collider"
  • DISCUSSION of Nov. 14 meeting with MIT Plasma Fusion Center people. transmission lines: next steps
• December 4. Wed. 9:30 - 11.
  • Dima Denisov, "Status of spring Physics/Detector Workshop"
  • Peter Limon (if he has time), "Report on November 1996 Eloisatron Workshop"
  • DISCUSSION of Nov. 25 meeting with tunneling experts. Tunneling, Next Steps
• SPECIAL MEETING Monday, Nov. 25, 11 AM. Tim Toohig (Fairfield University) and Tom O'Rourke (Cornell). "Discussion on tunneling R&D"

  Joined by:

  • David Gross, ISGS
  • Bob Bauer, ISGS
  • Tom Iseley, American Underground Construction Association
  • Pete Conroy, consultant
• December. G. William Foster, "The Pipetron Project," presented at the University of Michigan
• November 20. Ernest Malamud, "THE PIPETRON: New Technologies for a Future Superconducting Proton Collider at Fermilab," presented at HEP seminar, Argonne
• SPECIAL MEETING Thursday, Nov. 14, 1 PM.
  Ali Shajii, Jay Jayakumar, Plasma Fusion Center, MIT "Quench properties of the double-C magnet"
• November 11. G. William Foster, "The Pipetron Project," presented at the University of Illinois (Champaign-Urbana)
• November 6. Wed. 9:30 - 11:00. General Discussion of Pipetron related R&D
  and Spring Detector/Physics Workshop
• "THE PIPETRON: New Technologies for a Future Superconducting Proton Collider at Fermilab," Peter J. Limon, Presented at the 34th Workshop: Hadron Colliders at the Highest Energy and Luminosity Erice (Trapani), Italy 4-13 November, 1996
• October 30. Wed. 9:30 - 11:00. Zhizing Tang, "New ANSYS calculations on the double-C magnet"
• October 23.
  • Bill Foster and David Neuffer, "Report on ICFA meeting"
  • Discussion of TARP tour (to be continued)
• October 18. Tour of TARP led by Pete Conroy
• October 11. G. William Foster, "The Pipetron Project," presented at ISEKI (Japan)
• October 10. G. William Foster, "The Pipetron Project," presented at KEK
• October 9. G. William Foster, "The Pipetron Project," presented at JSTT (Japan Society for Trenchless Technology)
• October 9. G. William Foster, "The Pipetron Project," presented at ALVALAB Industrial Consortium (Japan)
• October 9. Pat Colestock, "Discussion of Instabilities"
• Oct. 2. Hans Jostlein,
  • "Advanced microtunnel concepts from DYWIDAG"
  • "Conductor Current sharing"
  • "Continuous cable/cryostat assembly"
• Sept. 25. Vladimir Shiltsev, "Pipetron Dynamics Under Noise"
• Sept. 11. Jim Norem, "update on the e+e- collider"
• September 4.
  • Bob Kephart, "Cryostability"
  • Sasha Zlobin, "Transmission line quench protection"
• August 21. Continued discussion on "R&D: Next Steps"
  • Karl Koepke, "Transmission Line R&D"
  • Vladimir Shiltsev, "Vibration studies"
• August 14.
  • Jim Norem, "Streckeisen STS-2 Seismometer" (and also a few comments on an e+e- (circular) collider
  • Karl Koepke. began discussion on R&D Next steps -- Transmission Line work
• August 7. Bill Foster, "New calculations on the double-C magnet"
• July 31.
  • Vladimir Shiltsev, "Ground motion issues at Large Colliders: SSC, LHC, NLC, Pipetron"
  • Nikolai Mokhov, "Hydrodynamical beam induced effects" (10 minute tape)
• July 24. Discussion of what went on at Snowmass and what are the next steps

Record of
Pipetron Snowmass Activities

• Summary Talks
  • Wed, June 26, at opening plenary session, Gerry Dugan, "Really Large Hadron Colliders"
  • at Accelerator Working Group afternoon plenary session: Wed, July 3
    • Steve Peggs, "(high-field) Large Hadron Collider"
    • Ernie Malamud, "(low-field) "New Technologies for a future proton collider at Fermilab"
  • Thursday, July 11, at closing plenary session, Steve Holmes, "Very High Energy Hadron Colliders"
• WORKING GROUP TALKS (mornings)

  Thursday, June 27

  • Paul Grant,---Electric Power Research Institute (EPRI) and Greg Snitchler, American Superconductor Corporation, "Status of high temperature superconductors and applications to accelerator magnets"

  Friday, June 28

  • Dr. David Gross, and Bob Bauer, Illinois State Geological Survey, "Geological considerations for siting in the Fermilab region"
  • Steve Peggs, BNL, "Wigglers, magnet tolerances, and lattice half-cell length optimization"

  Tuesday, July 2

  • Peter Limon, FNAL, "Choice of energy"
  • Stephane Keller, FNAL, "Interim report from the pipetron physics/detector team"
  • Joe Rogers, Cornell, "Collective Effects in the RLHC(s)"
  • Bill Foster, FNAL, "Why iron magnets are 10x cheaper/TeV than cos-theta magnets"

  Wednesday, July 3

  • Nikolai Mokhov, FNAL, "100 TeV beam induced deleterious effects: high energy collider beam collimation and abort"
  • C. Thornton Murphy, FNAL, "Beam line to a dump"

  Friday, July 5

  • Bob Diebold, DOE, "Optimization of the Physics Per Buck for an RLHC or How Big An Energy Jump?"
  • David Neuffer, FNAL, "Injection"
  • Bruce Brown, FNAL, "Remanence Effects on Field Shape at Low Fields in Iron dominated magnets"

  Monday, July 8

  • Joe Lach, FNAL, "Geology, Tunneling, Technology, People (Summary of Pipetron Tunneling/Collider Enclosure Team report)"
  • John Peoples, FNAL, "Considerations for going off-site"
  • Peter Limon, FNAL, "High field magnet summary"
  • Dima Denisov, FNAL, "Detector issues for a 100 - 200 TeV pp collider"

  Tuesday, July 9

  • Hans Jostlein, FNAL, C. T. Murphy, FNAL, Karen Kephart, FNAL, and Stan Pruss, FNAL "Really Large Hadron Collider: Magnet installation, alignment and human occupancy"
  • C. T. Murphy, FNAL, "Alignment decay or ground motion -- rms alignment deviation as a function of time"
  • Alexander (Sasha) Zlobin, FNAL, "Pipetron Quench Protection"
  • Mike McAshan, FNAL, and Peter Mazur, FNAL "Cryogenics for the Snowmass baseline 50 TeV hadron colliders -- high and low-field options""
  • Hajime Ishimaru, KEK, Hans Jostlein, FNAL, Bill Turner, LBL, "Conceptual design study for a very low-cost aluminum alloy vacuum chamber in a high energy low-field collider"
  • Bill Turner, LBL, "Vacuum issues"

  Wednesday, July 10

  • Wieren Chou, FNAL, "RLHC issues: Impedance, emittance, and beam screen (for cold-bore)"
  • Pat Colestock, FNAL, "Beam lifetime"
  • Sandor Fehers, FNAL and Jim Strait, FNAL, "Low-beta insertion"
  • C. T. Murphy, FNAL, "Low-field RLHC (50 on 50 TeV) correction dipole T-m vs. alignment tolerances"
  • Steve Holmes, FNAL, "Magnet quality"
  • Bill Foster, FNAL, "Pipetron magnet design with larger aperture"

Trip to Colorado School of Mines Tunneling Laboratory Monday, July 1

Hosts:

• Dr. Tibor G. Rozgonyi, Professor and Head Mining Engineering Dept
• Dr. Levent Ozdemir, Director, Excavation Engineering and Earth Mechanics Institute
• James E. Friant, Research Professor, Excavation Engineering and Earth Mechanics Institute and President, Excavation Engineering Associates, Inc.

Pipetron Hospitality Suite 5:30 - 7 PM 107 Trails

• Tuesday, June 25
• Wednesday, June 26
• Thursday, June 27
• Friday, June 28
• Tuesday, July 2
• Wednesday, July 3
• Tuesday, July 9
• Wednesday, July 10

Project Names -- many suggestions; none chosen yet

Pipetron Physics/Detector Team Dima Denisov & Stephane Keller, co-leaders

Accelerator Dynamics and Parameter Team

Magnet and Vacuum System Team Bill Foster, leader

Cryogenics and Power Supply Team Peter Mazur & Mike McAshan, co-leaders

Tunneling and Accelerator Enclosure Team Joe Lach, leader

Beam Loss and Radiation Issues Team

May - July 1996

• June 19. Joe Lach led a discussion on Controls and Monitoring
• June 14. E. Malamud, "New Technologies for a Future Superconducting Proton Collider," EIS'96, Washington, D.C.
• June 12. Weiren Chou, Accelerator physics issues
• June 5. Zhijing Tang and Bob Wands, ANSYS calculations of eddy currents.
• June 4. E. Malamud. "Future Accelerators at Fermilab, a vision for the future." Annual Users Meeting, Fermilab
• May 29. Cary Kendziora and John Anderson, Robotics and small diameter accelerator "pipes"
• May 22. Pat Colestock, Beam lifetime
• May 15.
  • Bill Foster, update on double-C prototype
  • Peter Mazur, update on cryogenics
• May 8. Discussion of what happened at mini-symposium
• May 5, Bill Foster, "Low Cost Approaches to a High Energy Hadron Collider at Fermilab," invited paper, APS Annual Meeting, Indianapolis, Session N3, High Energy Accelerators - Long-Term Future
  

Mini-Symposium APS Annual Meeting, Indianapolis, SESSION E12, room 211, Friday, May 3, 8-10:30 AM CHAIR: GERRY JACKSON

• Ernest Malamud, Fermilab (MALAMUD@FNAL.GOV) "Brief Historical Introduction and Goals for the Symposium."
• W. A. Barletta, LBL (BARLETTA@CSA3.LBL.GOV) "Overview of parameters for a large hadron collider."
• Steve Holmes, Fermilab (HOLMES@FNAL.GOV) "Parameters and layout of a low field large hadron collider."
• G. W. Foster, Fermilab (GWF@FNAL.GOV) "Superferric magnets and prototype work at Fermilab."
• A. Baldin and A. Kovalenko, Laboratory of High Energies, JINR, Dubna (KOVALEN@SUNHE.JINR.DUBNA.SU) "A 100 TeV Synchrotron/Collider based on the Nuclotron-type Cryomagnetic System"
• Peter Mazur, Fermilab (MAZUR@FNAL.GOV) "Cryogenics baseline parameters."
• David Larbalestier, University of Wisconsin (DCLARBAL@FACSTAFF.WISC.EDU) "Challenges and Opportunities for the use of High Temperature Superconductors for Particle Accelerators."
• David L. Gross, Senior Geologist and Assistant Chief, Illinois State Geological Survey, (GROSS@GEOSERV.ISGS.UIUC.EDU) "Geology in the Fermilab Region."

Mini-Symposium APS Annual Meeting, Indianapolis, SESSION F12, room 211, Friday, May 3, SESSION F12, room 211, Friday, May 3, 11 AM - 1:30 PM CHAIR: G. WILLIAM FOSTER

• Tom Iseley, Chairman of the Board, North American Society for Trenchless Technology, (FAX: 317-826-9625) "Microtunneling and horizontal directional drilling."
• Karl Koepke, Fermilab (B91790@FNAL.GOV) "Quench protection."
• Mike May, Fermilab (MIKEMAY@FNAL.GOV) "Design concepts for remote installation and repair."
• William Turner, LBL (WILLIAM_TURNER@MACMAIL.LBL.GOV) "Synchrotron radiation in a large, warm-bore collider."
• Hajime Ishimaru, National Laboratory for High Energy Physics, KEK, Japan, (FAX 81-298-64-3182, DECNET: KEKVAX::ISHIMARU) "Low cost warm bore vacuum chamber options."
• A. Baldin, Laboratory of High Energies, JINR, Dubna "Comment on non-perturbative solutions in the standard model"
• Gerry Jackson, Fermilab (GPJ@FNAL.GOV) "Accelerator Physics in a large superferric collider."
• Ernest Malamud, Fermilab Outline of topics to work on at Snowmass.

January - April, 1996

• April 24. David Gross (Illinois State Geological Survey), MidWest Geology (joined by Lisa Smith, ISGS, and Pete Conroy, Consultant (formerly of Harza Engineering)
• April 17.
  • Ernie Malamud led a discussion on "A 10 year R&D program"
  • Bill Foster led a discussion on Correction magnets and Quench protection
• April 11. Ernie. "Pitch for help at Snowmass" Fermilab Scientific Staff
• April 10.
  • Joe, Mike, Bill, Ernie, Report on NO DIG '96 and potential connections with industry.
    
  • Dr. Janis Treworgy, ISGS, Geologist, Sedimentary and Crustal Processes Section and expert in regional and structural geology, "Geologic Cross Sections of Illinois"
    
  • Stan Yonkauski, attorney, Illinois Department of Natural Resources, "Introduction to legal need for easements, and a map"
    
  • Also joining us were:
    • Dr. David L. Gross, Senior Geologist and Assistant Chief, Illinois State Geological Survey
    • Bob Bauer, ISGS, Senior Geologist and Head, Engineering Geology Section and veteran of the SSC work
• April 8? Bill. presention at Univ. of Chicago Physics Department
• Mar. 27. Mike May, Installation/repair scenarios
• Mar. 20. Ernie Malamud, Eddy currents, ramp rates and injection scenarios
• Mar. 13. David Neuffer, Beam Dynamics and Lattice Issues
• Mar. 6. Mike McAshan, First look at Hydrogen cryo system
• Feb. 28 Bill Foster, Presentation on the "pipetron" - "Future Accelerators at Fermilab" group, Snake Pit, 2 - 3:30
• Feb. 21 Joe Lach, GPS and Survey - ("show and tell" by Bill Fowler)
• Feb. 7
  • Bill Foster, Poisson calculation for gradient magnet
  • Karl Koepke, How to use surplus SSC cable (and copper) in a realistic conductor design
• Feb. 3 Bill Foster, Presentation to URA visiting committee,
• Jan. 31
  • Mike McAshan, Diameter of the cryopipe
  • Mini-symposium, and future meeting speakers
• Jan 24 -
  • Steve Holmes, Initial parameter list
    
  • Finalize mini-symposium speaker list
• Jan. 19 Dr. Tom Iseley, Chairman of the Board, North American Society for Trenchless Technology (NASTT), Microtunneling and Horizontal Directional Drilling 4-6 PM Snake Pit
• Jan. 17 (smaller group)
  • Bill Foster, Stored energies and inductances
    
  • Peter Mazur led discussion on quench protection/cryogenics
• Jan. 11 Bill Foster, Presentation to TeV33 committee,
• Jan. 10 -
  • Joe Lach, Regional geology
  • Peter Mazur, Cryogenics parameters
    
  • Karl Koepke, Quench protection
• Jan. 4 (smaller group) brainstorming on quench protection/cryo parameters