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P. G. O’Shea
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Journal Articles

Longitudinal confinement and matching of an intense electron beam

B. Beaudoin, I. Haber, R. A. Kishek, S. Bernal, T. Koeth, D. Sutter, P. G. O’Shea, M. Reiser
Journal: Physics of Plasmas
Phys. Plasmas 18, 013104 (2011)
https://doi.org/10.1063/1.3537820
Published: January 2011
View article titled, Longitudinal confinement and matching of an intense electron beam
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Journal Articles

Measurement & Simulation of Interpenetration and DC Accumulation of Beam in the University of Maryland Electron Ring

Timothy W. Koeth, B. Beaudoin, S. Bernal, I. Haber, R. A. Kishek, M. Reiser, P. G. O’Shea
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1299, 608–613 (2010)
https://doi.org/10.1063/1.3520396
Published: November 2010
View article titled, Measurement & Simulation of Interpenetration and DC Accumulation of Beam in the University of Maryland Electron Ring
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Journal Articles

Longitudinal Confinement of an Intense Beam Using Induction Focusing

B. Beaudoin, S. Bernal, I. Haber, R. A. Kishek, T. Koeth, D. Sutter, P. G. O’Shea
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1299, 603–607 (2010)
https://doi.org/10.1063/1.3520395
Published: November 2010
View article titled, Longitudinal Confinement of an Intense Beam Using Induction Focusing
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Journal Articles

Simulation of Modulated Electron Beams in an Rf Electron Gun

C. P. Neuman, P. G. O’Shea
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1299, 598–602 (2010)
https://doi.org/10.1063/1.3520394
Published: November 2010
View article titled, Simulation of Modulated Electron Beams in an Rf Electron Gun
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Journal Articles

Transverse Beam Physics in UMER—Update

S. Bernal, D. Sutter, B. Beaudoin, M. Cornacchia, K. Fiuza, I. Haber, R. A. Kishek, T. Koeth, M. Reiser, P. G. O’Shea
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1299, 580–585 (2010)
https://doi.org/10.1063/1.3520391
Published: November 2010
View article titled, Transverse Beam Physics in UMER—Update
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Journal Articles

Experimental verification of tomographic phase-space imaging for beams with space-charge using a pinhole-scan

D. Stratakis, R. A. Kishek, I. Haber, R. B. Fiorito, M. Reiser, P. G. O’Shea
Journal: Journal of Applied Physics
J. Appl. Phys. 107, 104905 (2010)
https://doi.org/10.1063/1.3392800
Published: May 2010
View article titled, Experimental verification of tomographic phase-space imaging for beams with space-charge using a pinhole-scan
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Journal Articles

Generalized phase-space tomography for intense beams

D. Stratakis, R. A. Kishek, S. Bernal, R. B. Fiorito, I. Haber, M. Reiser, P. G. O’Shea, K. Tian, J. C. T. Thangaraj
Journal: Physics of Plasmas
Phys. Plasmas 17, 056701 (2010)
https://doi.org/10.1063/1.3298894
Published: February 2010
View article titled, Generalized phase-space tomography for intense beams
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Journal Articles

Emittance of a field emission electron source

K. L. Jensen, P. G. O’Shea, D. W. Feldman, J. L. Shaw
Journal: Journal of Applied Physics
J. Appl. Phys. 107, 014903 (2010)
https://doi.org/10.1063/1.3267288
Published: January 2010
View article titled, Emittance of a field emission electron source
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Journal Articles

Terahertz laser modulation of electron beams

J. G. Neumann, R. B. Fiorito, P. G. O’Shea, H. Loos, B. Sheehy, Y. Shen, Z. Wu
Journal: Journal of Applied Physics
J. Appl. Phys. 105, 053304 (2009)
https://doi.org/10.1063/1.3075563
Published: March 2009
View article titled, Terahertz laser modulation of electron beams
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Journal Articles

Numerical investigations of mismatch induced halos in intense charged particle beams

C. Papadopoulos, I. Haber, R. A. Kishek, P. G. O’Shea
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1086, 744–749 (2009)
https://doi.org/10.1063/1.3081000
Published: January 2009
View article titled, Numerical investigations of mismatch induced halos in intense charged particle beams
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Journal Articles

Operational Studies of the 10 keV Electron Storage Ring UMER

S. Bernal, D. Sutter, M. Cornacchia, B. Beaudoin, I. Haber, R. A. Kishek, M. Reiser, C. Wu, P. G. O’Shea
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1086, 738–743 (2009)
https://doi.org/10.1063/1.3080999
Published: January 2009
View article titled, Operational Studies of the 10 keV Electron Storage Ring UMER
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Journal Articles

Time-dependent imaging of space-charge dominated electron beams

K. Tian, R. A. Kishek, P. G. O’Shea, R. B. Fiorito, D. W. Feldman, M. Reiser
Journal: Physics of Plasmas
Phys. Plasmas 15, 056707 (2008)
https://doi.org/10.1063/1.2884041
Published: March 2008
View article titled, Time-dependent imaging of space-charge dominated electron beams
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Journal Articles

Tomographic phase-space mapping of intense particle beams using solenoids

D. Stratakis, K. Tian, R. A. Kishek, I. Haber, M. Reiser, P. G. O’Shea
Journal: Physics of Plasmas
Phys. Plasmas 14, 120703 (2007)
https://doi.org/10.1063/1.2823037
Published: December 2007
View article titled, Tomographic phase-space mapping of intense particle beams using solenoids
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Journal Articles

Photoemission from metals and cesiated surfaces

Kevin L. Jensen, N. A. Moody, D. W. Feldman, E. J. Montgomery, P. G. O’Shea
Journal: Journal of Applied Physics
J. Appl. Phys. 102, 074902 (2007)
https://doi.org/10.1063/1.2786028
Published: October 2007
View article titled, Photoemission from metals and cesiated surfaces
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Journal Articles

Prototype dispenser photocathode: Demonstration and comparison to theory

N. A. Moody, K. L. Jensen, D. W. Feldman, P. G. O’Shea, E. J. Montgomery
Journal: Applied Physics Letters
Appl. Phys. Lett. 90, 114108 (2007)
https://doi.org/10.1063/1.2713341
Published: March 2007
View article titled, Prototype dispenser photocathode: Demonstration and comparison to theory
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Journal Articles

Beam Injection and Matching Studies at the University of Maryland Electron Ring (UMER)

Jayakar C. T. Thangaraj, R. A. Kishek, S. Bernal, M. Reiser, D. Stratakis, M. Walter, B. Quinn, D. Sutter, B. Beaudoin, C. Papadopoulous, G. Bai, C. Wu, P. G. O’Shea
Journal: AIP Conference Proceedings
AIP Conf. Proc. 877, 687–693 (2006)
https://doi.org/10.1063/1.2409202
Published: November 2006
View article titled, Beam Injection and Matching Studies at the University of Maryland Electron Ring (UMER)
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Journal Articles

Experimental Observations of Beam Fluctuations in Space‐Charge Dominated Beams

K. Tian, Y. Zou, Y. Cui, I. Haber, R. A. Kishek, M. Reiser, P. G. O’Shea
Journal: AIP Conference Proceedings
AIP Conf. Proc. 877, 461–467 (2006)
https://doi.org/10.1063/1.2409170
Published: November 2006
View article titled, Experimental Observations of Beam Fluctuations in Space‐Charge Dominated Beams
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Journal Articles

Rotational Mismatches and Emittance Growth for the UMER Beam

C. Papadopoulos, R. A. Kishek, I. Haber, P. G. O’Shea, M. Reiser
Journal: AIP Conference Proceedings
AIP Conf. Proc. 877, 227–234 (2006)
https://doi.org/10.1063/1.2409139
Published: November 2006
View article titled, Rotational Mismatches and Emittance Growth for the UMER Beam
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Journal Articles

Modeling and Experiments on Injection into University of Maryland Electron Ring

G. Bai, R. A. Kishek, B. Beaudoin, S. Bernal, D. Feldman, T. Godlove, I. Haber, B. Quinn, M. Reiser, D. Sutter, M. Walter, P. G. O’Shea
Journal: AIP Conference Proceedings
AIP Conf. Proc. 877, 582–589 (2006)
https://doi.org/10.1063/1.2409187
Published: November 2006
View article titled, Modeling and Experiments on Injection into University of Maryland Electron Ring
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Journal Articles

Phase Space Tomography: A Simple, Portable and Accurate Technique to Map Phase Spaces of Beams with Space Charge

D. Stratakis, R. A. Kishek, H. Li, S. Bernal, M. Walter, I. Haber, R. Fiorito, J. C. T. Thangaraj, B. Quinn, M. Reiser, P. G. O’Shea
Journal: AIP Conference Proceedings
AIP Conf. Proc. 877, 680–686 (2006)
https://doi.org/10.1063/1.2409201
Published: November 2006
View article titled, Phase Space Tomography: A Simple, Portable and Accurate Technique to Map Phase Spaces of Beams with Space Charge
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