Ágúst Valfells
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Multipactor discharge on metals and dielectrics: Historical review and recent theories
RA Kishek, YY Lau, LK Ang, A Valfells, RM Gilgenbach
Physics of Plasmas 5 (5), 2120-2126, 1998
100 years of the physics of diodes
P Zhang, Á Valfells, LK Ang, JW Luginsland, YY Lau
Applied Physics Reviews 4 (1), 011304, 2017
Effects of pulse-length and emitter area on virtual cathode formation in electron guns
A Valfells, DW Feldman, M Virgo, PG O’shea, YY Lau
Physics of Plasmas 9 (5), 2377-2382, 2002
Effects of an external magnetic field, and of oblique radio-frequency electric fields on multipactor discharge on a dielectric
A Valfells, LK Ang, YY Lau, RM Gilgenbach
Physics of Plasmas 7 (2), 750-757, 2000
Space-charge effects on multipactor on a dielectric
A Valfells, JP Verboncoeur, YY Lau
IEEE transactions on plasma science 28 (3), 529-536, 2000
Space-charge modulation in vacuum microdiodes at THz frequencies
A Pedersen, A Manolescu, Á Valfells
Physical review letters 104 (17), 175002, 2010
Space–charge limited current in nanodiodes: Ballistic, collisional, and dynamical effects
P Zhang, YS Ang, AL Garner, Á Valfells, JW Luginsland, LK Ang
Journal of Applied Physics 129 (10), 100902, 2021
Design and operation of a retarding field energy analyzer with variable focusing for space-charge-dominated electron beams
Y Cui, Y Zou, A Valfells, M Reiser, M Walter, I Haber, RA Kishek, S Bernal, ...
Review of Scientific Instruments 75 (8), 2736-2745, 2004
Novel scaling laws for the Langmuir-Blodgett solutions in cylindrical and spherical diodes
YB Zhu, P Zhang, A Valfells, LK Ang, YY Lau
Physical review letters 110 (26), 265007, 2013
Compact high-resolution retarding field energy analyzer for space-charge-dominated electron beams
Y Zou, Y Cui, V Yun, A Valfells, RA Kishek, S Bernal, I Haber, M Reiser, ...
Physical Review Special Topics-Accelerators and Beams 5 (7), 072801, 2002
Molecular dynamics simulations of field emission from a planar nanodiode
K Torfason, A Valfells, A Manolescu
Physics of Plasmas 22 (3), 033109, 2015
Multipactor experiment on a dielectric surface
RB Anderson, WD Getty, ML Brake, YY Lau, RM Gilgenbach, A Valfells
Review of Scientific Instruments 72 (7), 3095-3099, 2001
Effects of a series resistor on electron emission from a field emitter
JW Luginsland, A Valfells, YY Lau
Applied physics letters 69 (18), 2770-2772, 1996
Progress in heavy ion fusion research
CM Celata, FM Bieniosek, E Henestroza, JW Kwan, EP Lee, G Logan, ...
Physics of Plasmas 10 (5), 2064-2070, 2003
Molecular dynamics simulations of field emission from a prolate spheroidal tip
K Torfason, A Valfells, A Manolescu
Physics of Plasmas 23 (12), 123119, 2016
Experiments with space-charge-dominated beams for heavy ion fusion applications
PG O'SHEA, RA Kishek, M Reiser, B Beaudoin, S Bernal, Y Cui, A Diep, ...
Laser and particle beams 20 (4), 599-602, 2002
Intense beam transport experiments in a multi-bend system at the University of Maryland Electron Ring
S Bernal, B Beaudoin, Y Cui, M Glanzer, TF Godlove, J Harris, ...
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2004
Advancements in codes for computer aided design of depressed collectors and tracing of backscattered electrons II. Improvements in modeling of the physics of secondary electron …
Á Valfells, A Singh, MJ Kolander, VL Granatstein
IEEE transactions on plasma science 30 (3), 1271-1276, 2002
A probabilistic geologic model of the Krafla geothermal system constrained by gravimetric data
SW Scott, C Covell, E Júlíusson, Á Valfells, J Newson, B Hrafnkelsson, ...
Geothermal Energy 7 (1), 1-30, 2019
Tunability of the terahertz space-charge modulation in a vacuum microdiode
P Jonsson, M Ilkov, A Manolescu, A Pedersen, A Valfells
Physics of Plasmas 20 (2), 023107, 2013
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