Ionospheric signatures of Tohoku-Oki tsunami of March 11, 2011: Model comparisons near the epicenter DA Galvan, A Komjathy, MP Hickey, P Stephens, J Snively, YT Song, ... Radio Science 47 (04), 1-10, 2012 | 181 | 2012 |
A semiempirical magnetohydrodynamical model of the solar wind O Cohen, IV Sokolov, II Roussev, CN Arge, WB Manchester, TI Gombosi, ... The Astrophysical Journal 654 (2), L163, 2006 | 178 | 2006 |
Detecting ionospheric TEC perturbations caused by natural hazards using a global network of GPS receivers: The Tohoku case study A Komjathy, DA Galvan, P Stephens, MD Butala, V Akopian, B Wilson, ... Earth, planets and space 64, 1287-1294, 2012 | 151 | 2012 |
A robust null space method for linear equality constrained state estimation RJ Hewett, MT Heath, MD Butala, F Kamalabadi IEEE Transactions on Signal Processing 58 (8), 3961-3971, 2010 | 105 | 2010 |
CEDAR electrodynamics thermosphere ionosphere (ETI) challenge for systematic assessment of ionosphere/thermosphere models: NmF2, hmF2, and vertical drift using ground‐based … JS Shim, M Kuznetsova, L Rastätter, M Hesse, D Bilitza, M Butala, ... Space Weather 9 (12), 2011 | 87 | 2011 |
CEDAR Electrodynamics Thermosphere Ionosphere (ETI) Challenge for systematic assessment of ionosphere/thermosphere models: Electron density, neutral density, NmF2, and hmF2 … JS Shim, M Kuznetsova, L Rastätter, D Bilitza, M Butala, M Codrescu, ... Space Weather 10 (10), 2012 | 86 | 2012 |
Dynamic three-dimensional tomography of the solar corona MD Butala, RJ Hewett, RA Frazin, F Kamalabadi Solar Physics 262, 495-509, 2010 | 64 | 2010 |
Tomographic imaging of dynamic objects with the ensemble Kalman filter MD Butala, RA Frazin, Y Chen, F Kamalabadi IEEE Transactions on Image Processing 18 (7), 1573-1587, 2009 | 55 | 2009 |
On the reported ionospheric precursor of the 1999 Hector Mine, California earthquake JN Thomas, JJ Love, A Komjathy, OP Verkhoglyadova, M Butala, ... Geophysical Research Letters 39 (6), 2012 | 49 | 2012 |
Time-dependent reconstruction of nonstationary objects with tomographic or interferometric measurements RA Frazin, MD Butala, A Kemball, F Kamalabadi The Astrophysical Journal 635 (2), L197, 2005 | 37 | 2005 |
The 2013 Chelyabinsk meteor ionospheric impact studied using GPS measurements YM Yang, A Komjathy, RB Langley, P Vergados, MD Butala, AJ Mannucci Radio Science 49 (5), 341-350, 2014 | 36 | 2014 |
Modeling geomagnetically induced currents from magnetometer measurements: Spatial scale assessed with reference measurements MD Butala, M Kazerooni, JJ Makela, F Kamalabadi, JL Gannon, H Zhu, ... Space Weather 15 (10), 1357-1372, 2017 | 33 | 2017 |
Space weather forecasting with a multimodel ensemble prediction system (MEPS) RW Schunk, L Scherliess, V Eccles, LC Gardner, JJ Sojka, L Zhu, X Pi, ... Radio Science 51 (7), 1157-1165, 2016 | 31 | 2016 |
Asymptotic convergence of the ensemble Kalman filter MD Butala, J Yun, Y Chen, RA Frazin, F Kamalabadi 2008 15th IEEE International Conference on Image Processing, 825-828, 2008 | 30 | 2008 |
Dynamic tomographic imaging of the solar corona MD Butala, F Kamalabadi, RA Frazin, Y Chen IEEE Journal of Selected Topics in Signal Processing 2 (5), 755-766, 2008 | 26 | 2008 |
The impact of magnetic field temporal sampling on modeled surface electric fields MA Grawe, JJ Makela, MD Butala, F Kamalabadi Space Weather 16 (11), 1721-1739, 2018 | 25 | 2018 |
Three‐dimensional estimates of the coronal electron density at times of extreme solar activity MD Butala, RA Frazin, F Kamalabadi Journal of Geophysical Research: Space Physics 110 (A9), 2005 | 24 | 2005 |
Neuromorphic device based on silicon nanosheets C Wang, X Xu, X Pi, MD Butala, W Huang, L Yin, W Peng, M Ali, ... Nature Communications 13 (1), 5216, 2022 | 23 | 2022 |
Multiinstrument observations of a geomagnetic storm and its effects on the Arctic ionosphere: A case study of the 19 February 2014 storm T Durgonics, A Komjathy, O Verkhoglyadova, EB Shume, HH Benzon, ... Radio Science 52 (1), 146-165, 2017 | 22 | 2017 |
Evaluation of different approaches to modeling the second‐order ionospheric delay on GPS measurements M Garcia‐Fernandez, SD Desai, MD Butala, A Komjathy Journal of Geophysical Research: Space Physics 118 (12), 7864-7873, 2013 | 20 | 2013 |