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Scientific Reports, ISSN 2045-2322, 12/2018, Volume 8, Issue 1, pp. 9258 - 11
... for novel accelerator technologies Ghanshyam Pilania1, Eric Weis1, Ethan M. Walker1, Robert D. Gilbertson1, Ross E. Muenchausen2 & Evgenya I. Simakov3 The use... 
BANDGAP | DESIGN | LASER | MULTIDISCIPLINARY SCIENCES | CONSTANT | FABRICATION | DENSITY-FUNCTIONAL THEORY | EXCHANGE | PHOTONIC CRYSTALS | OPTICAL-RESPONSE | BREAKDOWN | Polymerization | Frequency dependence | Lasers | Dielectric properties | Optical properties | Computer applications | electronic properties and materials | OTHER INSTRUMENTATION | electronic structure
Journal Article
Nuclear Inst. and Methods in Physics Research, A, ISSN 0168-9002, 11/2018, Volume 907, pp. 221 - 230
This paper reviews the current state-of-the-art in understanding the phenomena of ultra-high vacuum radio-frequency (rf) breakdown in accelerating structures... 
Normal conducting radio-frequency acceleration | Linear accelerators | Accelerating cavity | INSTRUMENTS & INSTRUMENTATION | NUCLEAR SCIENCE & TECHNOLOGY | PHYSICS, NUCLEAR | PHYSICS, PARTICLES & FIELDS | OTHER INSTRUMENTATION | Inear accelerators | PARTICLE ACCELERATORS
Journal Article
Journal Article
IEEE Transactions on Nuclear Science, ISSN 0018-9499, 04/2016, Volume 63, Issue 2, pp. 804 - 811
A multi-meter long collinear dielectric wakefield accelerator is considered, and it is shown that a single bunch breakup instability is a major limiting factor... 
Particle beams | dielectric wakefield accelerator | Lattices | Rectangular waveguides | Drives | collinear wakefield accelerator | Beam breakup instability | Dielectrics | Electron tubes | Acceleration | BNS damping | electron bunch shaping | Usage | Numerical analysis | Research | Accelerator Design, Technology, and Operations
Journal Article
Physical Review Special Topics - Accelerators and Beams, ISSN 1098-4402, 04/2014, Volume 17, Issue 4, p. 041301
Recently, considerable attention has been focused on electron beam current profile shaping by means of a transverse beam mask followed by an emittance... 
PHYSICS, NUCLEAR | WAKE-FIELD
Journal Article
Applied Physics Letters, ISSN 0003-6951, 06/2016, Volume 108, Issue 22
We present results from cryogenic tests of the multi-cell superconducting radio frequency (SRF) cavity with a photonic band gap (PBG) coupler cell. Achieving... 
CONDENSED MATTER PHYSICS, SUPERCONDUCTIVITY AND SUPERFLUIDITY
Journal Article
Applied Physics Letters, ISSN 0003-6951, 05/2016, Volume 108, Issue 22
We present results from cryogenic tests of the multi-cell superconducting radio frequency (SRF) cavity with a photonic band gap (PBG) coupler cell. Achieving... 
INSTABILITY | NIOBIUM | CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS | GHZ RANGE | LIGHT SOURCES | PARTICLE ACCELERATORS | SUPERCONDUCTING CAVITY RESONATORS | RADIOWAVE RADIATION | LINEAR ACCELERATORS | TESTING | DAMPING | BEAM CURRENTS | CRYOGENICS
Journal Article
AIP Conference Proceedings, ISSN 0094-243X, 2012, Volume 1507, Issue 1, pp. 634 - 638
We describe a conceptual proposal to combine the Dielectric Wakefield Accelerator (DWA) with the Emittance Exchanger (EEX) to demonstrate a high-brightness DWA... 
dielectric wakefield accelerator | free electron laser | emittance exchanger | Degradation | Beams (radiation) | Electron beams | Accelerators | Upgrading | Spreads | Dielectrics | Signatures | FREE ELECTRON LASERS | DESIGN | PERFORMANCE | ELECTRON BEAMS | PARTICLE ACCELERATORS | COMPUTERIZED SIMULATION | ACCELERATION | LANL | WAKEFIELD ACCELERATORS | BEAM PROFILES | GEV RANGE | BEAM BUNCHING | BRIGHTNESS
Conference Proceeding
Physical review letters, ISSN 1079-7114, 2016, Volume 116, Issue 6, p. 064801
We report experimental observation of higher order mode (HOM) wakefield suppression in a room-temperature traveling-wave photonic-band-gap (PBG) accelerating... 
PHYSICS, MULTIDISCIPLINARY | Beams (radiation) | Test facilities | Electron beams | Accelerators | Charge | Excitation spectra | Excitation | Argon | PARTICLE ACCELERATORS
Journal Article
Physical Review Special Topics - Accelerators and Beams, ISSN 1098-4402, 02/2014, Volume 17, Issue 2, p. 022001
We present a design of a superconducting rf photonic band gap (SRF PBG) accelerator cell with specially shaped rods in order to reduce peak surface magnetic... 
PHYSICS, NUCLEAR
Journal Article
Applied Physics Letters, ISSN 0003-6951, 05/2016, Volume 108, Issue 22, p. 222603
.... Brian Haynes, 2 Dmitry Yu. Shchegolkov, 2 Evgenya I. Simakov, 2 Tsuyoshi Tajima, 2 Chase H. Boulware, 3 Terrence L. Grimm, 3 and Adam R. Rogacki 3 1 Massachusetts... 
PHYSICS, APPLIED
Journal Article
Applied Physics Letters, ISSN 0003-6951, 06/2014, Volume 104, Issue 24, p. 242603
We report results from recent 2.1 GHz superconducting radio frequency (SRF) photonic band gap (PBG) resonator experiments at Los Alamos. Two 2.1 GHz PBG cells... 
LINACS | PHYSICS, APPLIED | MAGNETIC FIELDS | FORECASTING | SUPERCONDUCTIVITY | RESONATORS | ACCELERATORS | CONDENSED MATTER PHYSICS, SUPERCONDUCTIVITY AND SUPERFLUIDITY | GHZ RANGE | CAVITY RESONATORS | SIMULATION | HELIUM | RADIOWAVE RADIATION | SURFACES
Journal Article
Physical Review Letters, ISSN 0031-9007, 10/2012, Volume 109, Issue 16, p. 164801
We report the results of the recent high power testing of superconducting radio frequency photonic band gap (PBG) accelerator cells. Tests of the two... 
PHYSICS, MULTIDISCIPLINARY | PHYSICS
Journal Article
AIP Conference Proceedings, ISSN 0094-243X, 2012, Volume 1507, Issue 1, pp. 425 - 430
We discuss the problem of incorporating a Photonic Band Gap (PBG) cell into a superconducting accelerating module of 5 cells designed for the operational... 
Superconducting RF | Linear accelerator | Photonic Band Gap | Photonic crystal | Confinement | Modules | Placing | Superconductivity | Joining | Magnetic fields | Photonics | ACCELERATION | MAGNETIC FIELDS | DESIGN | RF SYSTEMS | ACCELERATORS | GHZ RANGE | PARTICLE ACCELERATORS | ENERGY GAP | SUPERCONDUCTING CAVITY RESONATORS
Conference Proceeding
IEEE Transactions on Microwave Theory and Techniques, ISSN 0018-9480, 02/2020, Volume 68, Issue 2, pp. 808 - 815
We propose a new method for the precise measurement of dielectric permittivity of ceramics and polymers at millimeter-wave frequencies that employs the TE 01... 
Permittivity measurement | Rectangular waveguides | Dielectrics | Frequency measurement | millimeter waves | dielectric permittivity measurement | Permittivity | Ceramic materials | resonant-based method | waveguide
Journal Article
PHYSICAL REVIEW ACCELERATORS AND BEAMS, ISSN 2469-9888, 05/2020, Volume 23, Issue 5, p. 054403
We demonstrate a novel scheme for imposing or removing large energy chirp on relativistic electron bunches. This method relies on the... 
BEAM | OPERATION | FREE-ELECTRON LASER | COHERENT | PHYSICS, NUCLEAR | RADIATION | PHYSICS, PARTICLES & FIELDS
Journal Article
Review of Scientific Instruments, ISSN 0034-6748, 10/2010, Volume 81, Issue 10, pp. 104701 - 104701-5
...First experimental demonstration of a photonic band gap channel-drop filter at 240 GHz Evgenya I. Simakov, 1 Lawrence M. Earley, 1 Cynthia E. Heath, 1 Dmitry Yu... 
INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED
Journal Article
IEEE Transactions on Plasma Science, ISSN 0093-3813, 05/2019, Volume 47, Issue 5, pp. 2039 - 2044
Journal Article
AIP Conference Proceedings, ISSN 0094-243X, 03/2017, Volume 1812, Issue 1
High-gradient particle acceleration with reduced power demands is essential for miniaturization and cost reduction of future accelerators. Applications for... 
Hot roughing mills | Particle accelerators | Working groups | Millimeter waves | Miniaturization | Particle acceleration | Dielectric breakdown | Photonic band gaps | Photonics
Conference Proceeding
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