N. Savard, G. Fubiani, D. Eremin, and M. Dehnel, “Impact of particle number in Fully-Implicit charge-and-energy conserving Particle-in-Cell schemes”, Manuscript submitted for publication in Physics of Plasmas.
R. Welton, B. Han, A. Alexander, D. Bollinger, W. Chen, M. Dehnel, D. Faircloth, D. Kleinjan, E. Sargsyan, O. Tarvainen, D. Raparia, K. Shinto, “Low-Energy H¯ Beam Injectors for Particle Accelerators: Upgrade Requirements, Challenges and Future Plans”, Negative Ion Beams and Sources (NIBS’24), I.P.R., Bhat, Gandhinagar – 382428, Gujarat, India, Nov. 19-22, 2024.
A. George, S. Melanson, M. Dehnel, “Beam Current Deterioration in a 13.56 MHz RF Negative Ion Source”, Negative Ion Beams and Sources (NIBS’24), I.P.R., Bhat, Gandhinagar – 382428, Gujarat, India, Nov. 19-22, 2024.
J. Munich, M. Cristofoli, D. Potkins, D. Walker, S. Withington, M.P. Dehnel, “Technology Improvements for the Case of a Solid Target Station”, 19th International Workshop on Targetry and Target Chemistry (WTTC19), German Cancer Research Center (DKFZ), Heidelberg, Germany, August 25-30, 2024.
S. Melanson, M.P. Dehnel, A. George, “Use of a 2.45 GHz ECR Ion Source for the Neutron Target Demonstrator Project”, ECRIS2024, GSI, Darmstadt, Germany Sept. 15-19, 2024.
S.A. Veitzer, M. Dehnel, D. Main, S. Melanson, “Plasma and Beam Modeling in Low-Temperature Ion Sources”, 24th International Conference on Ion Implantation Technology, (24th IIT 2024), Toyama, Japan, 23-26 September 2024, in review process.
S. Melanson, M. Dehnel, A. George, S. Suram, “Use of a 2.45 GHz ECR Ion Source for the Neutron Target Demonstrator Project”, 26th International Workshop on ECR Ion Sources, GSI, Darmstadt, 15-19 September 2024, in press.
N. Savard, G. Fubiani, R. Baartman, M. Dehnel, “Implicit Particle-In-Cell Development for Ion Source Plasmas”, 2024 J. Phys. Conf. Ser. 2743 012003.
https://iopscience.iop.org/article/10.1088/1742-6596/2743/1/012003
A. George, S. Melanson, M. Dehnel, C. Hoehr, “Investigation of Plasma Chamber Erosion in an RF Ion Source”, 2024 J. Phys. Conf. Ser. 2743 012006.
https://iopscience.iop.org/article/10.1088/1742-6596/2743/1/012006
S. Melanson, A. George, M. Dehnel, “The Extraction of Both Positive and Negative Ions from a Volume Cusp H¯ Ion Source”, 2024 J. Phys. Conf. Ser. 2743 012038.
https://iopscience.iop.org/article/10.1088/1742-6596/2743/1/012038
A. Paul, S. Melanson, T. Junginger, M. Dehnel “Production of Negative Ion Beams through Charge Transfer between Negative Hydrogen Ion Beams and Non-Metallic Gases”, 2024 J. Phys. Conf. Ser. 2743 012083.
https://iopscience.iop.org/article/10.1088/1742-6596/2743/1/012083
J. Munich, M.Cristofoli, D. Potkins, D. Walker, S. Withington, M. Dehnel, “Technology Improvements for the Case of a Solid Target Station”, 19th International Workshop on Targetry and Target Chemistry (WTTC19), German Cancer Research Centre (DKFZ), Heidelberg, Germany, August 25-30, 2024.
Technology Improvements for the Case of a Solid Target Station
S.A. Veitzer, M.P. Dehnel, “Particle-In-Cell Modeling of Low-Temperature Plasma Ion Sources for Ion Implantation”, IPAC’24, 15th International Particle Accelerator Conference, Nashville, TN, USA, May 19-24, 2024, in press.
https://indico.jacow.org/event/63/contributions/3566/contribution.pdf
M. Dehnel, C. Hoehr, S. Melanson, A. George, N.Savard, “H-, D- & He++ Source Developments for Medical Isotope Production Cyclotrons”, 2024 International Topical Meeting on Nuclear Applications of Accelerators, Jefferson Lab, Norfolk, Virginia, USA, March 17-21, 2024.
N. Savard, J. Munich, M. Dehnel, “Extraction of High Charge State Neon and Krypton from the D-Pace Penning Ion Source Test Stand”, Proceedings of the 14th International Particle Accelerator Conference (IPAC2023), pp. 1574 – 1576, May 7-12, 2023, Venice, Italy.
https://inspirehep.net/files/6e3a253c8a31efeb10f5f3486bb31f97
C. Hoehr, S. Usherovich, M. Dehnel, S. Braccini, P. Casolaro, A. Gottstein, I. Mateu, “A Novel Fiber-Optic Beam Monitor”, Proceedings of the 14th International Particle Accelerator Conference (IPAC2023), pp. 3890-3892, May 7-12, 2023, Venice, Italy.
A. George, S. Melanson, J. Munich, M. Dehnel, N.G.R. Broderick,“Influence of Plasma Electrode Aperture Size on Emittance from a Multicusp Ion Source”, Proceedings of the 13th International Particle Accelerator Conference (IPAC2022), pp.1813-1815, Bangkok, Thailand, 12-17 June, 2022.
https://accelconf.web.cern.ch/ipac2022/papers/wepost052.pdf
N. Savard, J. Munich, M. Dehnel, “Extraction of High-charge State Argon and Alpha-Particles from D-Pace Penning Ion Source Test Stand”, Proceedings of the 13th International Particle Accelerator Conference (IPAC2022), Bangkok, Thailand, 12-17 June 2022. JACoW Publishing, 2022, pp. 1816-1818.
N. Savard, G. Fubiani, M. Dehnel, “Comparison of Langmuir Probe and Optical Emission Spectroscopy on a Volume-Cusp Filament Ion Source using Helium.”, Rev. Sci. Instrum. 93, 103303 (2022).
S. Melanson, A. George, T. Stewart, M. Dehnel, “Modification of an H‾ Ion Source for the Extraction of Negative and Positive Ions.”, 26th International Conference on the Application of Accelerators in Research & Industry (CAARI) & 53rd Symposium of Northeastern Accelerator Personnel (SNEAP), Denton, Texas, USA, October 30 – November 3, 2022.
A. George, S. Melanson, C. Hoehr, M. Dehnel, “Plasma Chamber Erosion in a CW H‾ Ion Source Powered by a Planar External RF Antenna.”, 18th Workshop on Targetry and Target Chemistry (WTTC18), Whistler, Canada, August 21-26, 2022.
A. Paul, S. Melanson, T. Junginger, M. Dehnel, “Creating Negative Ion Beams from Neutral Gases Using a Negative Hydrogen Ion Source.” 8th International Symposium on Negative Ions, Beams and Sources (NIBS2022), Padova, Italy, 2-7 Oct 2022. In press.
P. Jackle, A. Bunevich, D.S. Lopez, K.L. Kavanagh, M. Dehnel, “Development of a Negative Helium Ion Source with Non-Metallic Charge Exchange.”, 2024 JINST 19 C01014.
M. Kranz, E. Dorman, R. Emery, M. Dehnel, “D-Pace UniBEaM Beam Profiler Integration and High Beam Power Scan Data at the University of Washington Medical Cyclotron Facility.”, 26th International Conference on the Application of Accelerators in Research & Industry (CAARI) & 53rd Symposium of Northeastern Accelerator Personnel (SNEAP), Denton, Texas, USA, October 30 – November 3, 2022.
M. Dehnel, S. Withington, D. Potkins, D. Walker, T. Stewart, T. Lafi, J. Cunningham, G. Marcoux, E. Pattyn, R. McLaughlin, “A technology Transfer Example for the Case of a Solid Target Station.”, Proceedings of the 18th International Workshop on Targetry and Target Chemistry (WTTC18), Whistler, Canada, August 21-26, 2022.
R. Welton, D. Bollinger, M. Dehnel, I. Draganic, D. Faircloth, B. Han, J. Lettry, M. Stockli, O. Tarvainen, A. Ueno. “Sustainability issues and improvements in long-term operations with negative hydrogen ions sources for particle accelerators”, Proceedings of the 19th International Conference on Ion Sources, TRIUMF, Vancouver, BC, Canada, September 20 – 24, 2021 (in press).
A. George, T. Kalvas, S. Melanson, M. Dehnel, N. Broderick. “H¯ Beam Emittance analysis in a mulicusp ion source”. Proceedings of the 19th International Conference on Ion Sources, TRIUMF, Vancouver, BC, Canada, September 20 – 24, 2021 (in press).
N. Savard, A. Groutso, D. Potkins, M. Dehnel. “Trapping Secondary Electrons in ExB drift for an alpha generating penning ion source”. Proceedings of the 19th International Conference on Ion Sources, TRIUMF, Vancouver, BC, Canada, September 20 – 24, 2021 (in press).
S. Usherovich, C. Penner, G. Hodgson, E. Thoeng, M. Dehnel, C. Hoehr. “Target Fiber Monitor (TFM) using cerium-doped silica fibers for medical isotope production”. Proceedings of the International Conference on Technology and Instrumentation in Particle Physics (TIPP2021), TRIUMF, Vancouver, May 24-28, 2021 (in press).
C. Hoehr, M. Hanna, S. Zeisler, C. Penner, M. Stokely, M. Dehnel. “CE- and B- Doped Silica Fibers for Monitoring Low-Energy Proton Beams on a Medical Cyclotron”. Applied Science, 2020, 10, 4488.
A. George, T. Kalvas, S. Melanson, N. Savard, D. Potkins, M. Dehnel, and N. Broderick. “A Study of the Optical Effect of Plasma Sheath in a Negative Ion Source Using IBSIMU Code”. Review of Scientific Instruments, Vol. 91, 013306 (2020).
M. Almalki, A. Alrashdi, S. Alshammari, A. Jabr, A. Alabdusaiam, M. Dehnel, T. Stewart. “Ion Optical Calculations of High-Resolution Analyzing Magnet System for Heavy Molecular Ions at KACST”. Proceedings of the 10th International Particle Accelerator Conference (IPAC19), Melbourne, Australia, 19-24 May 2019.
A. George, S. Melanson, D. Potkins, T. Stewart, M. Dehnel, Y. Shimabukuro, G. Broderick. “Improvements in RF Multicusp Negative Ion Source”. Proceedings of the 10th International Particle Accelerator Conference (IPAC19), Melbourne, Australia, 19-24 May 2019.
N. Savard, D. Potkins, P. Jackle, J. Theroux, S. Melanson, G. Marcoux, M. Dehnel. “Development of a Penning Ion Source Test Stand for Production of Alpha Particles”, Proceedings of the 10th International Particle Accelerator Conference (IPAC19), Melbourne, Australia, 19-24 May 2019.
A. George, S. Melanson, D. Potkins, M. Dehnel, C. Philpott & N. Broderick. “Effect of Magnetic Filter in a Volume Production Multicusp Ion Source”, Proceedings of the 6th International Symposium on Negative Ions, Beams and Sources (NIBS2018), AIP Conference Proceedings 2052, no. 1, p. 050015 (2018).
N. Savard, C. Penner, M. Dehnel, D. Potkins, C. Hoehr. “Characteristics of a CE- Doped Silica Fiber Irradiated by 0 – 400 MeV Neutrons”. 2018 IEEE Sensors, New Delhi, October 28-31, 2018, p. 1-4.
A. George, S, Melanson, D. Potkins, M. Dehnel, N. Broderick, H. McDonald, C. Philpott. “Optimisation of D ̄ Ion Production in a Multicusp Ion Source”, Proceedings of the 9th International Particle Accelerator Conference (IPAC2018), Vancouver, BC, Canada, April 24- May 4, 2018, p. 1609-1611.
S. Melanson, D. Potkins, H. McDonald, C. Philpott, M. Dehnel. “Beam Current Stability Improvements of Negative Carbon Ions Extraction from a Multi-Cusp Ion Source”. 6th International Symposium on Negative Ions, Beams and Sources (NIBS2018), AIP Conference Proceedings 2052, 060003 (2018).
D. Potkins, M. Dehnel, S. Melanson, T. Stewart, P. Jackle, J. Hinderer, N. Jones, L. Williams. “Improvements to Siemens Eclipse PET Cyclotron Penning Ion Source”. 6th International Symposium on Negative Ions, Beams and Sources (NIBS2018), AIP Conference Proceedings 2052, 050016 (2018).
D.E. Potkins, M.P. Dehnel, N. Lobanov, T. Kubley, O. Toader. “UniBEaM-Beam Profiler for Beam Characterization and Position Feedback”, Proceedings of the 6th International Beam Instrumentation Conference (IBIC2017), Grand Rapids, Michigan, USA, August 2017, JACoW Publishing, p. 335-337.
S. Melanson, A. George, H. McDonald, D. Potkins, C. Philpott, M. Dehnel. “Improvements to a 13.56 MHz RF Powered H ̄ Ion Source”, Proceedings of the 17th International Conference on Ion Sources (ICIS2017), Geneva, Switzerland, October 15-20, 2017. AIP Conference Proceedings 2011, 010001 (2018).
S. Melanson, M.P. Dehnel, D.E. Potkins, H.C. McDonald, C. Philpott. “H ̄, D ̄, C2 ̄: A Comparison of RF and Filament Powered Volume-Cusp Ion Sources”, Proceedings of IPAC’17, Copenhagen, Denmark May 14-19, 2017. Geneva, JACoW, May 2017.
S. Melanson, M. Dehnel, D. Potkins, H. McDonald, C. Hollinger, J. Theroux, J. Martin, T. Stewart, P. Jackle, C. Philpott, T. Jones, T. Kalvas, O. Tarvainen. “The Extraction of Negative Carbon Ions from a Volume Cusp Ion Source”, NIBS 2016 in Oxford UK, Sept 12-16, 2016. Oxford, AIP Conference Proceedings, August 9, 2017.
D.E. Potkins, S. Braccini, K.P. Nesteruk, T.S. Carzaniga, A. Vedda, N. Chiodini, J. Timmermans, S. Melanson, M.P. Dehnel, “A Low-Cost Beam Profiler Based on Cerium-Doped Silica Fibers”, Proceedings of CAARI 2016, Oct 30-Nov 4, 2016, Ft. Worth, TX, USA. Physics Procedia, Volume 90, pp. 1-472, 2017.
S. Melanson, M. Dehnel, D.Potkins, C. Hollinger, J. Theroux, J. Martin, T. Stewart, P. Jackle, H. McDonald, T. Jones, C. Philpott. “The Production of Negative Carbon Ions with a Volume Cusp Ion Source”, Proceedings of IPAC2016, Busan, South Korea May 8-13. Geneva, JACoW, June 2016.
S. Melanson, D. Potkins, J. Martin, C. Hollinger, M. Dehnel, C. Philpott. “A PID Control Algorithm for Filament Powered Volume Cusp Ion Sources”, Proceedings of IPAC2016, Busan, South Korea May 8-13. Geneva, JACoW, June 2016.
S. Melanson, M. Dehnel, D. Potkins, J. Theroux, C. Hollinger, J. Martin, C. Philpott, T. Stewart, P. Jackle, P. Williams, S. Brown, T. Jones, B. Coad, and S. Withington. “A Negative Ion Source Test Facility”, Proceedings of the ICIS 2015, New York, New York, USA, August 2015. Rev. Sci. Instrum. 87, 02B109, 2016.
T. Kalvas, O. Tarvainen, J. Komppula, H. Koivisto, D.Potkins, T.Stewart, M.P. Dehnel. “A CW Radiofrequency Ion Source for Production of Negative Hydrogen Ion Beams for Cyclotrons”, AIP Conf. Proc. 1655, 030015, 2015.
F. Alrumayan, A. Alghaith, A. Hendy and M. Dehnel. “A Comparative Study between Simulated and Measured Beam’s quality of 30 MeV Cyclotron at KFSHRC”, Proceedings of the 3rd International Beam Instrumentation Conference, “IBIC 2015”, 13-17 Sept., Melbourne, Australia.
M.P. Dehnel et al. “A 250Hz AC Scan Magnet for High-Power Radioisotope Production and BNCT Applications”, Proceedings of IPAC2015, Richmond, VA, USA, May 2015.Geneva, JACoW, June 2015.
M.P. Dehnel, T. Stewart, D. Potkins, J. Theroux, P. Jackle, S.W. Worthington, C. Philpott, T. Jones. “A New Ion Source Test Facility for Negative Ion Beams”, NIBS 2014, Oral Presentation, Garching, Germany, October 2014.
M.P. Dehnel, P. Jackle, D.Potkins, T.Stewart, G. Boudreault, T. Jones, C. Philpott, S. Lockwood. “A Mini-PET Beamline for Optimized Proton Delivery to the ISOTRACE™ Target System”, Proceedings WTTC 2014, August 18-21, 2014, Prague, Czech Republic. Helmoholtz-Zentrum Dresden – Rossendorf, pp. 117, 2015.
M.O.A El Ghazaly, M.P, Dehnel, P. Defrance. “Development of a High Resolution Analyzing Magnet System for Heavy Molecular Ions”, CAARI 2014, Physics Procedia 66, ScienceDirect, pp. 10-15, 2015.
M.P. Dehnel et al. “A Specialized High-Power(50kW) Proton Beamline for BNCT”, Proceedings of PAC13, pp. 116-118, Pasadena, CA, USA, Oct 2013.
M.P. Dehnel et al. “An Integrated Self-Supporting Mini-Beamline for PET Cyclotrons”, Proceedings of Cyclotron 2013, pp. 251-253, Vancouver, BC, Canada, Sept. 2013.
M.G. Marsland et al. “Calibration and Operational Data for a Compact Photodiode Detector Useful for Monitoring the Location of Moving Sources of Positron Emitting Radioisotopes”, Application of Accelerators in Research and Industry, AIP Conf. Proc. 1525, pp. 337-339, 2013.
T. Kalvas et al. “Recent Negative Ion Source Activity at JYFL”, NIBS 2012, Jyvaskyla, Finland, 2012, AIP, Conference Proceedings, 1515, pp 349-358.
M.P. Dehnel. “Industrial Beamline Technologies and Approaches”, Application of Accelerators in Research and Industry, AIP Conf. Proc. 1336, pp. 21-25, 2011.
M.P. Dehnel. “Why Use Beamlines in PET Radionuclide Production?”, XII Turku PET Symposium, p. 33, Turku, Finland, 2011.
J.M. Huser, M.R. Cackette, L. Wheeler, M.P. Dehnel. “Software for Radiopharmaceutical Production Control”, XII Turku PET Symposium, p. 96, Turku, Finland, 2011.
M. Stokely et al. “120+ µA Single 18F- Target and Beam Port Upgrade for the RDS/Eclipse”, WTTC13, Roskilde, Denmark, 2010.
M. Stokely et al. “A High Current PET Target and Compact Beamline”, PAC09, pp. 2808-2810, Vancouver, BC, CANADA, 2009.
Morgan P. Dehnel et al. “Measurements From A Compact Cost-Effective Beamline For The THC14 PET Cyclotron”, CAARI 2008, AIP Conf. Proc. 1099, pp. 504-507 (2008).
M. Roeder et al. “An Ion Source Research Facility”, 12th Int’l Conf. on Ion Sources, pp. 625-627, Jeju, South Korea, 2007.
M. Dehnel et al. “Practical Considerations in the Design of a High Current Commercial H¯ Cyclotron”, APAC 2007, pp.625-627, Indore, India, 2007.
https://accelconf.web.cern.ch/a07/PAPERS/THC3H102.PDF
J. Theroux et al. “A ‘Short Port’ Beamline for Mounting Custom Targets to a GE PETtrace™ Cyclotron”, 18th Int’l Conf. on Cyclotrons and their App’s, pp. 361-363, Catania, Italy, 2007.
M. Dehnel et al. “A Compact Cost-Effective Beamline for a PET Cyclotron”, CAARI 2006, NIMB 261, pp. 809-812, 2007.
M. Dehnel et al. “Beamline Developments in Commercial Cyclotron Facilities”, CAARI 2004, NIMB 241, pp. 655-659, Fort Worth, Texas, USA, 2005.
M. Dehnel et al. “Industrial Beamline Design for Radioisotope Production”, 17th Int’l Conf. On Cyclotrons and their App’s, 486-488, Tokyo, Japan, 2004.
M. Dehnel et al. “An Industrial Cyclotron Ion Source & Injection System”, 17th Int’l Conf. on Cyclotrons and their App’s, 293-295, Tokyo, Japan, 2004.
M. Dehnel et al. “An Ion Source Upgrade for an Axial Injection Based Commercial Cyclotron”, CAARI 2004, NIMB 51621, Fort Worth, Texas, USA, 2004.
K.L. Erdman et al. “Compact Commercial 9 MeV Deuteron Cyclotron with Pulsed Beam”, 16th Int’l Conf. on Cyclotrons and their App’s, East Lansing, MI, USA, 2001.
https://accelconf.web.cern.ch/c01/cyc2001/paper/P1-28.pdf
M.P. Dehnel et al. “Measurements of Injected Beam Deflections at the Exit of a Cyclotron Inflector as a Function of Applied Field or Beam Energy Perturbations”, 15th Int’l Conf. on Cyclotrons and their App’s, 239-242, Caen, France, 1998.
https://inspirehep.net/files/7617e48c863ceb01e268739489ccdb47
B.F. Milton et al. “Design of an Axial Injection System for the Seattle MC50 Cyclotron”, 15th Int’l Conf. on Cyclotrons and their App’s, 638-641, Caen, France, 1998.
https://accelconf.web.cern.ch/c98/papers/i-13.pdf
M.P. Dehnel et al. “Measurements of Beam Emittance, Accelerated RF Phase Band, and Centering in a 1 MeV Test Cyclotron”, 15th Int’l Conf. on Cyclotrons and their App’s, 236-238, Caen, France, 1998.
https://accelconf.web.cern.ch/c98/papers/b-23.pdf
K.L. Erdman et al. “Initial Operation of the Sherbrooke Ebco 19 MeV Cyclotron”, 15th Int’l Conf. on Cyclotrons and their App’s, 327-330, Caen, France, 1998.
https://epaper.kek.jp/c98/papers/c-05.pdf
M.P. Dehnel et al. “The Experimental Characterization of a Compact H¯ Cyclotron’s Spiral Inflector”, Nucl. Instrum. & Meth. in Phys., Vol. 397, Iss. 2-3, 1997.
https://inspirehep.net/literature/854929
T. Kuo et al. “A Comparison of Two Injection Line Matching Sections for Compact Cyclotrons”, Proc. of Part. Acc. Conf., Dallas, 1995.
M.P. Dehnel. “The Development of an Injection System for a Compact H¯ Cyclotron, the Concomitant Measurement of Injected Beam Properties and the Experimental Characterization of the Spiral Inflector”, Doctoral Thesis, The University of British Columbia, Vancouver, 1995.
https://www.d-pace.com/images/Papers/PhD_Dehnel_UBC_1995.pdf
T. Kuo et al. “Performance of an ISIS System Using Compact Magnetic Quadrupoles”, Proc. 4th European Part. Acc. Conf., Vol. 3, pp. 2364-2366, London, 1994.
M.P. Dehnel et al. “Injection System Design and Tests for the TR13 Cyclotron”, Proc. 4th European Part. Acc. Conf., Vol. 3, pp. 2367-2369, London, 1994.
M.P. Dehnel et al. “The Design and Operation of an Industrial Beam Transport System for 15-30 MeV Protons”, I.E.E.E. Trans. Ind. App’s, Vol. 28, No. 6, pp. 1384-1391, Detroit, 1992.
M.P. Dehnel et al. “The TR16/8, A Dual Particle Cyclotron for Clinical Isotope Production”, Proc. 3rd European Part. Acc. Conf., Vol. 2, pp. 1682-1684, Berlin, 1992.
https://epaper.kek.jp/e92/PDF/EPAC1992_1682.PDF
B.F. Milton et al. “First Beam in a New Compact Intense 30 MeV H¯ Cyclotron for Isotope Production”, Proc. 2nd European Part. Acc. Conf., Vol. 2, pp. 1812-1814, Nice, 1990.
https://accelconf.web.cern.ch/e90/PDF/EPAC1990_1812.PDF
M.P. Dehnel et al. “A Novel Optimizer for the Lumber Industry”, I.E.E.E. Ind. App’s Conf. Record, pp. 1717-1722, San Diego, 1989.
M.P. Dehnel et al. “A Method for Identifying Weak Nodes in Nonconvergent Load Flows”, I.E.E.E. Trans. Power Systems, Vol. 4, No. 2, pp. 801-807, Portland, 1989.Books