D. Panagos
Leidos
17 Papers
34 Citations
D. Panagos is an academic researcher from Leidos. The author has contributed to research in topics: Global optimization & Field electron emission. The author has an hindex of 4, co-authored 17 publications.
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Papers
The MICHELLE three-dimensional electron gun and collector modeling tool: theory and design
John J. Petillo,K. Eppley,D. Panagos,P. Blanchard,E.M. Nelson,N. Dionne,J. DeFord,B. Held,L. Chernyakova,W. Krueger,S. Humphries,T. McClure,A. Mondelli,J. Burdette,M. Cattelino,Richard True,Khanh T. Nguyen,Baruch Levush +17 more
TL;DR: In this paper, the authors present a new three-dimensional electron gun and collector design tool, which targets problem classes including gridded-guns, sheet-beam guns, multibeam devices, and anisotropic collectors.
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The MICHELLE electron gun and collector modeling tool
John J. Petillo,K. Eppley,D. Panagos,P. Blanchard,W. Krueger,A. Mondelli,T.M. Saic,E.N. Lanl,N.D. Raytheon,S.H.J.F. Precision,J. DeFord,B.H. Star,B.L. Nrl +12 more
- 17 Jun 2001
TL;DR: A new, comprehensive secondary emission model has been developed for MICHELLE in order to achieve an accurate beam collection design capability.
Vacuum electronic device design using 3D EM-PIC
Simon J. Cooke,George Stantchev,Thomas M. Antonsen,John J. Petillo,Serguei Ovtchinnikov,Chris Kostas,D. Panagos +6 more
- 22 Apr 2014
TL;DR: In this article, new capabilities introduced in the 3D Electromagnetic Particle-in-Cell code Neptune are presented to directly support rapid simulation-based design of a broad range of vacuum electronic devices.
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The new 3D electron gun and collector modeling tool: MICHELLE
J. Petillo,K. Eppley,D. Panagos,P. Blanchard,T. McClure,A. Mondelli,Eric Nelson,N. Dionne,J. DeFord,Ben Held,L. Chernyakova,S. Humphries,J. Burdette,M. Cattelino,Richard True,Khanh T. Nguyen,B. Levush +16 more
- 02 May 2000
TL;DR: A 3D finite-element gun and collector modeling code, MICHELLE as discussed by the authors, was developed at SAIC in collaboration with industrial partners and national laboratories to address the shortcomings of current beam optics simulation and modeling tools for vacuum electron devices.
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Current capabilities of the Finite-Element MICHELLE gun & collector simulation code
J. Petillo,D. Panagos,Ben Held,J. DeFord,Khanh T. Nguyen,Kevin L. Jensen,Baruch Levush +6 more
- 22 Apr 2008
TL;DR: The MICHELLE code as mentioned in this paper is a finite-element electrostatic particle in cell code for application to 2D and 3D particle beam formation, transport, and collection, which has other applications such as RF electron guns, ion thrusters, photocathodes, etc.