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R. Keller et al., “First Results on the Path Towards a Microwave-Assisted H- Ion Source”, in Proc. 21st Particle Accelerator Conf. (PAC'05), Knoxville, TN, USA, May 2005, paper TPPE022, pp. 1784-1786. |
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R. Keller et al., “Commissioning of the SNS Front-End Systems at Berkeley Lab”, in Proc. 8th European Particle Accelerator Conf. (EPAC'02), Paris, France, Jun. 2002, paper THPLE012, pp. 1025-1027. |
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R. Keller and R. C. McCrady, “Magnet Hysteresis Control at LANSCE”, in Proc. 23rd Linear Accelerator Conf. (LINAC'06), Knoxville, TN, USA, Aug. 2006, paper THP017, pp. 601-603. |
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R. Keller and N. Angert, “Development of High Current Heavy Ion Sources at GSI”, in Proc. 1979 Linear Accelerator Conf. (LINAC'79), Montauk, NY, USA, Sep. 1979, paper S8-6, pp. 436-439. |
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R. Keller and H. V. Smith, “Spectroscopic Measurements on an H- Ion Source Discharge”, in Proc. 11th Particle Accelerator Conf. (PAC'85), Vancouver, Canada, May 1985, pp. 1736-1739. |
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R. Keller and H. Nishimura, “Orbit Stability of the ALS Storage Ring”, in Proc. 17th Particle Accelerator Conf. (PAC'97), Vancouver, Canada, May 1997, paper 6V008, pp. 784-786. |
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R. F. Welton, T. A. Justice, R. Keller, S. N. Murray, and M. P. Stockli, “Operation of the SNS Ion Source at High Duty-Factor”, in Proc. 9th European Particle Accelerator Conf. (EPAC'04), Lucerne, Switzerland, Jul. 2004, paper TUPLT175, pp. 1538-1540. |
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R. F. Welton, R. Keller, S. N. Murray, and M. P. Stockli, “Development and Status of the SNS Ion Source”, in Proc. 20th Particle Accelerator Conf. (PAC'03), Portland, OR, USA, May 2003, paper FPAB009, pp. 3306-3308. |
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R. F. Welton, R. Keller, S. N. Murray, and M. P. Stockli, “Advances in the Performance of the SNS Ion Source”, in Proc. 21st Particle Accelerator Conf. (PAC'05), Knoxville, TN, USA, May 2005, paper MOPB005, pp. 472-474. |
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R. F. Welton, M. Forrette, M. P. Stockli, C. Williams, R. Keller, and R. W. Thomae, “Enhancing Surface Ionization and Beam Formation in Volume-type H- Ion Sources”, in Proc. 8th European Particle Accelerator Conf. (EPAC'02), Paris, France, Jun. 2002, paper THPLE019, pp. 635-637. |
