Jeffrey A. Holmes

 (865)323-5640,  jzh@ornl.gov

 

Accelerator Physicist

Oak Ridge National Laboratory

Oak Ridge, Tennessee 37831-6461

 

Education & Employment

Š         BSE    Princeton University, Electrical Engineering, 1970

Š         Ph.D.  California Institute of Technology, Physics, 1976

Š         Oak Ridge National Laboratory, employed 1976-present:

ü  Present Position: Senior Scientist, Spallation Neutron Source, 2000-present

ü  Previous Position: R&D Group Leader, Computational Physics and Engineering Division, 1985-2000

Š         University of Tennessee, Adjunct Professor, 2004-present

 

Research

Š         Particle Accelerator Physics

Š         Optimization of Complex Systems

Š         Electromagnetic Modeling

Š         Plasma Physics and Magnetic Fusion

Š         High Performance and Parallel Computing.

             

Professional Societies

Š         Member, American Physical Society

Š         Member, Institute of Electrical and Electronic Engineers.

 

Publications (over 100 publications): Accelerator Physics Papers Follow

 

JOURNAL ARTICLES

 

“SNS Accumulator Ring Collimator Optimization with Beam Dynamics”, D. Jeon, V. V. Danilov, J. D. Galambos, J. A. Holmes, and D. K. Olsen, Nuclear Instruments and Methods in Physics Research A 435, (1999), p. 308.

“Space Charge Dynamics in High Intensity Rings”, J. A. Holmes, J. D. Galambos, D. Jeon, V. V. Danilov, and D. K. Olsen, Physical Review Special Topics – Accelerators and Beams 2, (1999), 114202.

“Effects of Resonances on Halo Formation in High-Intensity Storage Rings”, D. Jeon, J. A. Holmes, V. V. Danilov, J. D. Galambos, and D. K. Olsen, Physical Review E 60, (1999), p. 7479.

“Comparison of Simulated and Observed Beam Profile Broadening in the PSR and the Role of Space Charge”, J. D. Galambos, S. Danilov, D. Jeon, J. A. Holmes, D. K. Olsen, F. Neri, and M. Plum, Physical Review Special Topics – Accelerators and Beams 3, (2000), 034201.

“Instabilities of High-Order Beam Modes Driven by Space-Charge Coupling Resonances”, A. V. Fedotov, J. A. Holmes, and R. L. Gluckstern, Physical Review Special Topics – Accelerators and Beams 4, (2001), 084202.

"Closed Orbit Instability”, V. Danilov, S. Henderson, J. Holmes, and A. Burov, Physical Review Special Topics – Accelerators and Beams 4, (2001), 120101.

“Space Charge Induced Resonance Excitation in High Intensity Rings”, S. Cousineau, S. Y. Lee, J. A. Holmes, V. Danilov, and A. Fedotov, Physical Review Special Topics – Accelerators and Beams 4, (2003), 034205. URL: http://link.aps.org/abstract/PRSTAB/v6/i3/e034205

“Resonant Beam Behavior Studies in the Proton Storage Ring”, S. Cousineau, J. A. Holmes, J. Galambos, A. Fedotov, J. Wei, and R. Macek, Physical Review Special Topics – Accelerators and Beams 6, (2003), 074202. URL: http://link.aps.org/abstract/PRSTAB/v6/i3/e074202

“Self-consistent Time Dependent Two Dimensional and Three Dimensional Space Charge Distributions with Linear Force”, V. Danilov, S. Cousineau, S. Henderson, and J. Holmes, Physical Review Special Topics – Accelerators and Beams 6, (2003) 094202.  URL: http://link.aps.org/abstract/PRSTAB/v6/i9/e094202

“Effects and Correction of Closed Orbit Magnet Errors in the SNS Ring”, Steven C. Bunch and Jeff Holmes, U.S. Department of Energy Journal of Undergraduate Research IV, (2004), 27.

 “Space-Charge-Sustained Microbunch Structure in the Los Alamos Proton Storage Ring”, S. Cousineau, V. Danilov, J. A. Holmes, and R. Macek, Physical Review Special Topics – Accelerators and Beams 7, (2004), 094201. URL: http://prst-ab.aps.org/abstract/PRSTAB/v7/i9/e094201?qid=bd362185d4414c6e&qseq=1&show=10

“Proof-of-Principle Demonstration of High Efficiency Laser-Assisted H- Beam Conversion to Protons”, V. Danilov, A. Aleksandrov, S. Assadi, J. Barhen, W. Blokland, Y. Braiman, D. Brown, C. Deibele, W. Grice, S. Henderson, J. Holmes, Y. Liu, A. Shishlo, A. Webster, and I. N. Nesterenko, Phys. Rev. Special Topics A-B, (May, 2007) http://prst-ab.aps.org/abstract/PRSTAB/v10/i5/e053501

“SNS Stripper Foil Development Program,” M. A. Plum, J. Holmes, R. W. Shaw, and C. S. Feigerle, Nuclear Instruments and Methods in Physics Research A 590, (2008), 43.

“Electron Cloud Simulations of a Proton Storage Ring Using Cold Proton Bunches,” Y. Sato, J. Holmes, S. Y. Lee, and R. Macek, Physical Review Special Topics – Accelerators and Beams 11, (2008), 024201, URL: http://prst-ab.aps.org/abstract/PRSTAB/v11/i2/e024201

“Erratum: Self-Consistent Time Dependent Two Dimensional and Three Dimensional Space Charge Distributions with Linear Force,” V. Danilov, S. Cousineau, S. Henderson, and J. Holmes, Physical Review Special Topics – Accelerators and Beams 11, (2008), 019901, URL: http://prst-ab.aps.org/abstract/PRSTAB/v11/i1/e019901

“Transverse Beam Resonance in the Superconducting Linac of the Spallation Neutron Source,” Y. Zhang, C. Allen, J. Galambos, J. Holmes, and J-G. Wang, Phys. Rev. Special Topics – Accelerators and Beams 13, (2010), 044401, URL: http://prst-ab.aps.org/pdf/PRSTAB/v13/i4/e044401

“Dynamics of Uncaught Foil-stripped Electrons in the Oak Ridge Spallation Neutron Source Accumulator Ring,” S. Cousineau, J.A. Holmes, M.A. Plum, and W. Lu, Phys. Rev. Special Topics – Accelerators and Beams 14, (2011), 064001, URL: http://prst-ab.aps.org/pdf/PRSTAB/v14/i6/e064001

“Comparison Between Measurements, Simulations, and Theoretical Predictions of the Extraction Kicker Transverse Dipole Instability in the Spallation Neutron Source,” J.A. Holmes, S. Cousineau, V. Danilov, and L. Jain, Phys. Rev. Special Topics – Accelerators and Beams 14, (2011), 074401, URL: http://prst-ab.aps.org/pdf/PRSTAB/v14/i7/e074401

 

 

 

INVITED PAPERS

 

“The Spallation Neutron Source (SNS) Project Accelerator Systems”, J. A. Holmes and J. R. Alonso, Fifteenth International Conference on Applications of Accelerators in Research and Industry, Denton, TX, November 1998, presented by J. A. Holmes.

“Simulation Studies of Space-Charge-Dominated Beams in Spallation Neutron Sources”, J. A. Holmes, J. D. Galambos, D. Jeon, V. V. Danilov, D. K. Olsen, M. Blaskiewicz, and S. Y. Lee, 1999 Particle Accelerator Conference, New York, 1999, presented by J. A. Holmes.

“Collective Effects and Instabilities in Space Charge Dominated Beams” Jeffrey Alan Holmes, at the European Particle Accelerator Conference (EPAC04), Lucerne, Switzerland, 2004.

“Computational Beam Dynamics for SNS Commissioning and Operation” J. A. Holmes, S. M. Cousineau, D.-O. Jeon, A. P. Shishlo, Y. Zhang, and D. A. Bartkoski, at the 9th International Computational Accelerator Physics Conference, Chamonix Mont Blanc, France, 2006, presented by J. A. Holmes.

“High Intensity Effects in the SNS Accumulator Ring,” J. A. Holmes, at the 42nd ICFA Advanced Beam Dynamics Workshop on High-Intensity, High-Brightness Hadron Beams, Nashville, 2008, URL: http://neutrons.ornl.gov/workshops/hb2008/index.shtml

“Computational Beam Dynamics for a High Intensity Ring: Benchmarking with Experiment in the SNS,” J. Holmes, S. Cousineau, V. Danilov, and Z. Liu, at the 10th International Computational Accelerator Physics Conference, San Francisco, 2009, presented by J. A. Holmes.

 

 


Educational Activities

 

Š         Education Coordinator, Computational Physics and Engineering Division, 1992-1998

Š         Taught “Advanced Topics in Accelerator Physics” at United States Particle Accelerator School, at SUNY Stony Brook, 2000

Š         Research advisor for accelerator physics thesis of Indiana University Student, Sarah Cousineau, 2000-2002

Š         Research advisor for accelerator physics thesis of Indiana University Student, Yoichi Sato, 2003-2007

Š         Supervised numerous undergraduate and graduate students in various ORNL educational research participation programs, 1990-present

Š         Supervised advanced high school students in independent research and senior thesis projects, 2002-present

Š         Selected by Great Lakes Colleges Association, now Oak Ridge Science Semester, ORNL Student Participation Coordinator to teach physics courses to undergraduates, 2003-present

Š         Taught graduate course in accelerator physics at University of Tennessee, 2004

Š         Chairman, Student Travel Support Committee, Particle Accelerator Conference, 2005

Š         Chairman, Outstanding Student Research Paper Committee, Particle Accelerator Conference, 2005

Š         Research advisor for accelerator physics thesis of University of Tennessee Student, Dirk Bartkoski, 2005-present

Š         Chairman, Student Travel Support, Linear Accelerator Conference, 2006

Š         Research advisor for accelerator physics thesis of Indiana University Student, Zhengzheng Liu, 2007-2011

Š         Taught “Fundamentals of Accelerator  Physics and Technology with Simulations and Measurements Lab” at United States Particle Accelerator School, at Vanderbilt University, 2009, and at Old Dominion University, 2011

Š         Taught “SNS in the Classroom” Oak Ridge Institute for Science and Education workshop to advanced placement high school science teachers, 2009 and 2010

 

Professional Committees and Delegations

Š         Journal Referee for

ü  Physics of Fluids

ü   Journal of Computational Physics

ü  Nuclear Fusion

ü  Physical Review

ü  Physical Review Letters

Š         Member, United States Department of Energy Delegation to Soviet Union, (1986)

Š         Program Committee Member, Sherwood Theory Conference, (1987)

Š         Member of Executive Committee, Aries Reactor Project, (1990-2)

Š         Member of Faculty of United States Particle Accelerator School, (2000, 2009, 2011)

Š         Member, Program Committee of ICFA Mini-Workshop on Space Charge Simulation, Oxford, UK, (2003)

Š         Member, United States Particle Accelerator School Coordinating Committee, (2001-2, 2005-)

Š         Member, American Physical Society Division of Beams Outreach and Education Committee, (2006-)