Publications of George Livadiotis ordered by citations

A list of publications authored or co-authored by George Livadiotis, derived from the SAO/NASA Astrophysics Data System (ADS) and ordered by the numbers of citations.

Orcid ID: 0000-0002-7655-6019

494	Global Observations of the Interstellar Interaction from the Interstellar Boundary Explorer (IBEX) McComas, D. J., Allegrini, F., Bochsler, P., Bzowski, M., Christian, E. R., Crew, G. B., DeMajistre, R., Fahr, H., Fichtner, H., Frisch, P. C., Funsten, H. O., Fuselier, S. A., Gloeckler, G., Gruntman, M., Heerikhuisen, J., Izmodenov, V., Janzen, P., Knappenberger, P., Krimigis, S., Kucharek, H., Lee, M., Livadiotis, G., Livi, S., MacDowall, R. J., Mitchell, D., Möbius, E., Moore, T., Pogorelov, N. V., Reisenfeld, D., Roelof, E., Saul, L., Schwadron, N. A., Valek, P. W., Vanderspek, R., Wurz, P. & Zank, G. P., 2009, Science, 326, 959
371	Understanding Kappa Distributions: A Toolbox for Space Science and Astrophysics Livadiotis, G. & McComas, D. J., 2013, Space Science Reviews, 175, 183
321	Beyond kappa distributions: Exploiting Tsallis statistical mechanics in space plasmas Livadiotis, G. & McComas, D. J., 2009, Journal of Geophysical Research (Space Physics), 114, A11105
240	Comparison of Interstellar Boundary Explorer Observations with 3D Global Heliospheric Models Schwadron, N. A., Bzowski, M., Crew, G. B., Gruntman, M., Fahr, H., Fichtner, H., Frisch, P. C., Funsten, H. O., Fuselier, S., Heerikhuisen, J., Izmodenov, V., Kucharek, H., Lee, M., Livadiotis, G., McComas, D. J., Moebius, E., Moore, T., Mukherjee, J., Pogorelov, N. V., Prested, C., Reisenfeld, D., Roelof, E. & Zank, G. P., 2009, Science, 326, 966
190	Local Interstellar Magnetic Field Determined from the Interstellar Boundary Explorer Ribbon Zirnstein, E. J., Heerikhuisen, J., Funsten, H. O., Livadiotis, G., McComas, D. J. & Pogorelov, N. V., 2016, ApJ, 818, L18
180	Introduction to special section on Origins and Properties of Kappa Distributions: Statistical Background and Properties of Kappa Distributions in Space Plasmas Livadiotis, George, 2015, Journal of Geophysical Research (Space Physics), 120, 1607
180	Weakest Solar Wind of the Space Age and the Current "Mini" Solar Maximum McComas, D. J., Angold, N., Elliott, H. A., Livadiotis, G., Schwadron, N. A., Skoug, R. M. & Smith, C. W., 2013, ApJ, 779, 2
174	Invariant Kappa Distribution in Space Plasmas Out of Equilibrium Livadiotis, G. & McComas, D. J., 2011, ApJ, 741, 88
170	Separation of the Interstellar Boundary Explorer Ribbon from Globally Distributed Energetic Neutral Atom Flux Schwadron, N. A., Allegrini, F., Bzowski, M., Christian, E. R., Crew, G. B., Dayeh, M., DeMajistre, R., Frisch, P., Funsten, H. O., Fuselier, S. A., Goodrich, K., Gruntman, M., Janzen, P., Kucharek, H., Livadiotis, G., McComas, D. J., Moebius, E., Prested, C., Reisenfeld, D., Reno, M., Roelof, E., Siegel, J. & Vanderspek, R., 2011, ApJ, 731, 56
132	Circularity of the Interstellar Boundary Explorer Ribbon of Enhanced Energetic Neutral Atom (ENA) Flux Funsten, H. O., DeMajistre, R., Frisch, P. C., Heerikhuisen, J., Higdon, D. M., Janzen, P., Larsen, B. A., Livadiotis, G., McComas, D. J., Möbius, E., Reese, C. S., Reisenfeld, D. B., Schwadron, N. A. & Zirnstein, E. J., 2013, ApJ, 776, 30
125	Exploring Transitions of Space Plasmas Out of Equilibrium Livadiotis, G. & McComas, D. J., 2010, ApJ, 714, 971
124	The First Three Years of IBEX Observations and Our Evolving Heliosphere McComas, D. J., Dayeh, M. A., Allegrini, F., Bzowski, M., DeMajistre, R., Fujiki, K., Funsten, H. O., Fuselier, S. A., Gruntman, M., Janzen, P. H., Kubiak, M. A., Kucharek, H., Livadiotis, G., Möbius, E., Reisenfeld, D. B., Reno, M., Schwadron, N. A., Sokół, J. M. & Tokumaru, M., 2012, ApJS, 203, 1
111	First Sky Map of the Inner Heliosheath Temperature Using IBEX Spectra Livadiotis, G., McComas, D. J., Dayeh, M. A., Funsten, H. O. & Schwadron, N. A., 2011, ApJ, 734, 1
108	Separation of the Ribbon from Globally Distributed Energetic Neutral Atom Flux Using the First Five Years of IBEX Observations Schwadron, N. A., Moebius, E., Fuselier, S. A., McComas, D. J., Funsten, H. O., Janzen, P., Reisenfeld, D., Kucharek, H., Lee, M. A., Fairchild, K., Allegrini, F., Dayeh, M., Livadiotis, G., Reno, M., Bzowski, M., Sokół, J. M., Kubiak, M. A., Christian, E. R., DeMajistre, R., Frisch, P., Galli, A., Wurz, P. & Gruntman, M., 2014, ApJS, 215, 13
103	Evolving outer heliosphere: Large-scale stability and time variations observed by the Interstellar Boundary Explorer McComas, D. J., Bzowski, M., Frisch, P., Crew, G. B., Dayeh, M. A., DeMajistre, R., Funsten, H. O., Fuselier, S. A., Gruntman, M., Janzen, P., Kubiak, M. A., Livadiotis, G., Möbius, E., Reisenfeld, D. B. & Schwadron, N. A., 2010, Journal of Geophysical Research (Space Physics), 115, A09113
99	The Heliotail Revealed by the Interstellar Boundary Explorer McComas, D. J., Dayeh, M. A., Funsten, H. O., Livadiotis, G. & Schwadron, N. A., 2013, ApJ, 771, 77
86	Electron Power-Law Spectra in Solar and Space Plasmas Oka, M., Birn, J., Battaglia, M., Chaston, C. C., Hatch, S. M., Livadiotis, G., Imada, S., Miyoshi, Y., Kuhar, M., Effenberger, F., Eriksson, E., Khotyaintsev, Y. V. & Retinò, A., 2018, Space Science Reviews, 214, 82
84	Generation of Kappa Distributions in Solar Wind at 1 au Livadiotis, G., Desai, M. I. & Wilson, L. B., III, 2018, ApJ, 853, 142
77	Thermodynamic origin of kappa distributions Livadiotis, George, 2018, EPL (Europhysics Letters), 122, 50001
76	Long-Term Variability of the Polytropic Index of Solar Wind Protons at 1 AU Nicolaou, G., Livadiotis, G. & Moussas, X., 2014, Solar Physics, 289, 1371
73	Non-equilibrium Thermodynamic Processes: Space Plasmas and the Inner Heliosheath Livadiotis, G. & McComas, D. J., 2012, ApJ, 749, 11
70	Pressure of the Proton Plasma in the Inner Heliosheath Livadiotis, G., McComas, D. J., Schwadron, N. A., Funsten, H. O. & Fuselier, S. A., 2013, ApJ, 762, 134
69	Slowing of the Solar Wind in the Outer Heliosphere Elliott, Heather A., McComas, David J., Zirnstein, Eric J., Randol, Brent M., Delamere, Peter A., Livadiotis, George, Bagenal, Fran, Barnes, Nathan P., Stern, S. Alan, Young, Leslie A., Olkin, Catherine B., Spencer, John, Weaver, Harold A., Ennico, Kimberly, Gladstone, G. Randall, Smith, Charles W., Horizons Plasma, New & Particle Team, 2019, ApJ, 885, 156
68	Characterizing cometary electrons with kappa distributions Broiles, T. W., Livadiotis, G., Burch, J. L., Chae, K., Clark, G., Cravens, T. E., Davidson, R., Eriksson, A., Frahm, R. A., Fuselier, S. A., Goldstein, J., Goldstein, R., Henri, P., Madanian, H., Mandt, K., Mokashi, P., Pollock, C., Rahmati, A., Samara, M. & Schwartz, S. J., 2016, Journal of Geophysical Research (Space Physics), 121, 7407
65	Survey of Ion Properties in Jupiter's Plasma Sheet: Juno JADE-I Observations Kim, Thomas K., Ebert, R. W., Valek, P. W., Allegrini, F., McComas, D. J., Bagenal, F., Connerney, J. E. P., Livadiotis, G., Thomsen, M. F., Wilson, R. J. & Bolton, S. J., 2020, Journal of Geophysical Research (Space Physics), 125, e27696
63	Superposition of Polytropes in the Inner Heliosheath Livadiotis, G., 2016, ApJS, 223, 13
60	Characterizing the dayside magnetosheath using energetic neutral atoms: IBEX and THEMIS observations Ogasawara, K., Angelopoulos, V., Dayeh, M. A., Fuselier, S. A., Livadiotis, G., McComas, D. J. & McFadden, J. P., 2013, Journal of Geophysical Research (Space Physics), 118, 3126
60	Solar Radiation Pressure and Local Interstellar Medium Flow Parameters from Interstellar Boundary Explorer Low Energy Hydrogen Measurements Schwadron, N. A., Moebius, E., Kucharek, H., Lee, M. A., French, J., Saul, L., Wurz, P., Bzowski, M., Fuselier, S. A., Livadiotis, G., McComas, D. J., Frisch, P., Gruntman, M. & Mueller, H. R., 2013, ApJ, 775, 86
59	Kappa distribution in the presence of a potential energy Livadiotis, George, 2015, Journal of Geophysical Research (Space Physics), 120, 880
58	The Influence of Pick-up Ions on Space Plasma Distributions Livadiotis, G. & McComas, D. J., 2011, ApJ, 738, 64
58	Decades-Long Changes of the Interstellar Wind Through Our Solar System Frisch, P. C., Bzowski, M., Livadiotis, G., McComas, D. J., Moebius, E., Mueller, H.-R., Pryor, W. R., Schwadron, N. A., Sokół, J. M., Vallerga, J. V. & Ajello, J. M., 2013, Science, 341, 1080
57	Kappa and q Indices: Dependence on the Degrees of Freedom Livadiotis, George, 2015, Entropy, 17, 2062
56	Using Kappa Distributions to Identify the Potential Energy Livadiotis, G., 2018, Journal of Geophysical Research (Space Physics), 123, 1050
56	Pick-up Ion Distributions and Their Influence on Energetic Neutral Atom Spectral Curvature Livadiotis, G., McComas, D. J., Randol, B. M., Funsten, H. O., Möbius, E. S., Schwadron, N. A., Dayeh, M. A., Zank, G. P. & Frisch, P. C., 2012, ApJ, 751, 64
56	The New Horizons Solar Wind Around Pluto (SWAP) Observations of the Solar Wind from 11-33 au Elliott, H. A., McComas, D. J., Valek, P., Nicolaou, G., Weidner, S. & Livadiotis, G., 2016, ApJS, 223, 19
55	On the Origin of Polytropic Behavior in Space and Astrophysical Plasmas Livadiotis, G., 2019, ApJ, 874, 10
53	Low Energy Neutral Atoms from the Heliosheath Fuselier, S. A., Allegrini, F., Bzowski, M., Dayeh, M. A., Desai, M., Funsten, H. O., Galli, A., Heirtzler, D., Janzen, P., Kubiak, M. A., Kucharek, H., Lewis, W., Livadiotis, G., McComas, D. J., Möbius, E., Petrinec, S. M., Quinn, M., Schwadron, N., Sokół, J. M., Trattner, K. J., Wood, B. E. & Wurz, P., 2014, ApJ, 784, 89
52	Electrostatic shielding in plasmas and the physical meaning of the Debye length Livadiotis, G., McComas, D. J. & McComas, 2014, Journal of Plasma Physics, 80, 341
51	``Lagrangian Temperature'': Derivation and Physical Meaning for Systems Described by Kappa Distributions Livadiotis, George, 2014, Entropy, 16, 4290
50	Polytropic Behavior of Solar Wind Protons Observed by Parker Solar Probe Nicolaou, Georgios, Livadiotis, George, Wicks, Robert T., Verscharen, Daniel & Maruca, Bennett A., 2020, ApJ, 901, 26
50	Plasma-field Coupling at Small Length Scales in Solar Wind Near 1 AU Livadiotis, G. & Desai, M. I., 2016, ApJ, 829, 88
47	Fitting method based on correlation maximization: Applications in space physics Livadiotis, G. & McComas, D. J., 2013, Journal of Geophysical Research (Space Physics), 118, 2863
47	Long-term Correlations of Polytropic Indices with Kappa Distributions in Solar Wind Plasma near 1 au Nicolaou, G. & Livadiotis, G., 2019, ApJ, 884, 52
47	Effects of Fast and Slow Solar Wind on the Energetic Neutral Atom (ENA) Spectra Measured by the Interstellar Boundary Explorer (IBEX) at the Heliospheric Poles Dayeh, M. A., McComas, D. J., Allegrini, F., De Majistre, B., Desai, M. I., Funsten, H. O., Janzen, P., Livadiotis, G., Randol, B. M., Reisenfeld, D. B., Schwadron, N. A. & Vanderspek, R., 2012, ApJ, 749, 50
46	Method to Derive Ion Properties From Juno JADE Including Abundance Estimates for O+ and S2+ Kim, Thomas K., Ebert, R. W., Valek, P. W., Allegrini, F., McComas, D. J., Bagenal, F., Chae, K., Livadiotis, G., Loeffler, C. E., Pollock, C., Ranquist, D. A., Thomsen, M. F., Wilson, R. J., Clark, G., Kollmann, P., Mauk, B. H., Bolton, S., Levin, S. & Nicolaou, G., 2020, Journal of Geophysical Research (Space Physics), 125, e26169
46	Statistical analysis of suprathermal electron drivers at 67P/Churyumov-Gerasimenko Broiles, Thomas W., Burch, J. L., Chae, K., Clark, G., Cravens, T. E., Eriksson, A., Fuselier, S. A., Frahm, R. A., Gasc, S., Goldstein, R., Henri, P., Koenders, C., Livadiotis, G., Mandt, K. E., Mokashi, P., Nemeth, Z., Odelstad, E., Rubin, M. & Samara, M., 2016, MNRAS, 462, S312
46	Misestimation of temperature when applying Maxwellian distributions to space plasmas described by kappa distributions Nicolaou, Georgios & Livadiotis, George, 2016, Astrophysics and Space Science, 361, 359
45	Measure of the departure of the q-metastable stationary states from equilibrium Livadiotis, G. & McComas, D. J., 2010, Physica Scripta, 82, 035003
45	Approach to general methods for fitting and their sensitivity Livadiotis, George, 2007, Physica A Statistical Mechanics and its Applications, 375, 518
45	Spectral Properties of Regions and Structures in the Interstellar Boundary Explorer (IBEX) Sky Maps Dayeh, M. A., McComas, D. J., Livadiotis, G., Ebert, R. W., Funsten, H. O., Janzen, P., Reisenfeld, D. B. & Schwadron, N. A., 2011, ApJ, 734, 29
45	Evidence of Large-Scale Quantization in Space Plasmas Livadiotis, George & McComas, David J., 2013, Entropy, 15, 1118
40	Determining the Kappa Distributions of Space Plasmas from Observations in a Limited Energy Range Nicolaou, G., Livadiotis, G., Owen, C. J., Verscharen, D. & Wicks, R. T., 2018, ApJ, 864, 3
37	Determination of Interstellar O Parameters Using the First Two Years of Data From the Interstellar Boundary Explorer Schwadron, N. A., Möbius, E., McComas, D. J., Bochsler, P., Bzowski, M., Fuselier, S. A., Livadiotis, G., Frisch, P., Müller, H.-R., Heirtzler, D., Kucharek, H. & Lee, M. A., 2016, ApJ, 828, 81
37	Derivation of the entropic formula for the statistical mechanics of space plasmas Livadiotis, George, 2018, Nonlinear Processes in Geophysics, 25, 77
36	Approach on Tsallis statistical interpretation of hydrogen-atom by adopting the generalized radial distribution function Livadiotis, George, 2009, Journal of Mathematical Chemistry, 45, 930
35	Shock Strength in Space and Astrophysical Plasmas Livadiotis, G., 2015, ApJ, 809, 111
34	Properties of suprathermal electrons associated with discrete auroral arcs Ogasawara, K., Livadiotis, G., Grubbs, G. A., Jahn, J.-M., Michell, R., Samara, M., Sharber, J. R. & Winningham, J. D., 2017, Geophysical Research Letters, 44, 3475
32	Entropy defect in thermodynamics Livadiotis, George & McComas, David J., 2023, Scientific Reports, 13, 9033
29	Allee effects and resilience in stochastic populations Dennis, Brian, Assas, Laila, Elaydi, Saber, Kwessi, Eddy & Livadiotis, George, 2016, Theoretical Ecology, 9, 323
29	Thermodynamic Definitions of Temperature and Kappa and Introduction of the Entropy Defect Livadiotis, George & McComas, David J., 2021, Entropy, 23, 1683
29	Thermodynamics of the Inner Heliosheath Livadiotis, G., McComas, D. J., Funsten, H. O., Schwadron, N. A., Szalay, J. R. & Zirnstein, E., 2022, ApJS, 262, 53
28	Polytropic Behavior in the Structures of Interplanetary Coronal Mass Ejections Dayeh, M. A. & Livadiotis, G., 2022, ApJ, 941, L26
28	Kappa Distributions: Statistical Physics and Thermodynamics of Space and Astrophysical Plasmas Livadiotis, George, 2018, Universe, 4, 144
28	Statistical Analysis of the Heavy Neutral Atoms Measured by IBEX Park, Jeewoo, Kucharek, Harald, Möbius, Eberhard, Galli, André, Livadiotis, George, Fuselier, Steve A. & McComas, David J., 2015, ApJS, 220, 34
28	On the Calculation of the Effective Polytropic Index in Space Plasmas Nicolaou, Georgios, Livadiotis, George & Wicks, Robert T., 2019, Entropy, 21, 997
28	Relationship between Polytropic Index and Temperature Anisotropy in Space Plasmas Livadiotis, G. & Nicolaou, G., 2021, ApJ, 909, 127
26	Physical Correlations Lead to Kappa Distributions Livadiotis, G. & McComas, D. J., 2022, ApJ, 940, 83
25	On the generalized formulation of Debye shielding in plasmas Livadiotis, G., 2019, Physics of Plasmas, 26, 050701
24	Correcting the Record on the Analysis of IBEX and STEREO Data Regarding Variations in the Neutral Interstellar Wind Frisch, P. C., Bzowski, M., Drews, C., Leonard, T., Livadiotis, G., McComas, D. J., Möbius, E., Schwadron, N. & Sokół, J. M., 2015, ApJ, 801, 61
23	Connection of Turbulence with Polytropic Index in the Solar Wind Proton Plasma Livadiotis, George, 2019, Entropy, 21, 1041
23	Transport Equation of Kappa Distributions in the Heliosphere Livadiotis, G. & McComas, D. J., 2023, ApJ, 954, 72
21	Symmetry of the IBEX Ribbon of Enhanced Energetic Neutral Atom (ENA) Flux Funsten, H. O., Bzowski, M., Cai, D. M., Dayeh, M., DeMajistre, R., Frisch, P. C., Heerikhuisen, J., Higdon, D. M., Janzen, P., Larsen, B. A., Livadiotis, G., McComas, D. J., Möbius, E., Reese, C. S., Roelof, E. C., Reisenfeld, D. B., Schwadron, N. A. & Zirnstein, E. J., 2015, ApJ, 799, 68
21	Electron Partial Density and Temperature Over Jupiter's Main Auroral Emission Using Juno Observations Allegrini, F., Kurth, W. S., Elliott, S. S., Saur, J., Livadiotis, G., Nicolaou, G., Bagenal, F., Bolton, S., Clark, G., Connerney, J. E. P., Ebert, R. W., Gladstone, G. R., Louarn, P., Mauk, B. H., McComas, D. J., Sulaiman, A. H., Szalay, J. R., Valek, P. W. & Wilson, R. J., 2021, Journal of Geophysical Research (Space Physics), 126, e29426
20	Statistical origin and properties of kappa distributions Livadiotis, George, 2017, Journal of Physics Conference Series, Journal of Physics Conference Series, 900, p. 012014
20	Collision frequency and mean free path for plasmas described by kappa distributions Livadiotis, G., 2019, AIP Advances, 9, 105307
19	Rankine-Hugoniot Shock Conditions for Space and Astrophysical Plasmas Described by Kappa Distributions Livadiotis, G., 2019, ApJ, 886, 3
19	Statistical analysis of the impact of environmental temperature on the exponential growth rate of cases infected by COVID-19 Livadiotis, George, 2020, PLoS ONE, 15, e0233875
19	Curie law for systems described by kappa distributions Livadiotis, George, 2016, EPL (Europhysics Letters), 113, 10003
19	Interplanetary magnetic field dependence of the suprathermal energetic neutral atoms originated in subsolar magnetopause Ogasawara, K., Dayeh, M. A., Funsten, H. O., Fuselier, S. A., Livadiotis, G. & McComas, D. J., 2015, Journal of Geophysical Research (Space Physics), 120, 964
18	Physical meaning of temperature in superstatistics Gravanis, E., Akylas, E. & Livadiotis, G., 2020, EPL (Europhysics Letters), 130, 30005
18	Anisotropic Kappa Distributions. I. Formulation Based on Particle Correlations Livadiotis, G., Nicolaou, G. & Allegrini, F., 2021, ApJS, 253, 16
18	Signatures of volatiles in the lunar proton albedo Schwadron, N. A., Wilson, J. K., Looper, M. D., Jordan, A. P., Spence, H. E., Blake, J. B., Case, A. W., Iwata, Y., Kasper, J. C., Farrell, W. M., Lawrence, D. J., Livadiotis, G., Mazur, J., Petro, N., Pieters, C., Robinson, M. S., Smith, S., Townsend, L. W. & Zeitlin, C., 2016, Icarus, 273, 25
17	Spectral Evolution of Energetic Neutral Atom Emissions at the Heliospheric Poles as Measured by IBEX during its First Three Years Dayeh, M. A., Allegrini, F., DeMajistre, R., Desai, M. I., Ebert, R. W., Fuselier, S. A., Janzen, P., Livadiotis, G., McComas, D. J., Reisenfeld, D., Schwadron, N. A. & Siewert, M., 2014, ApJ, 797, 57
16	Determining the Bulk Parameters of Plasma Electrons from Pitch-Angle Distribution Measurements Nicolaou, Georgios, Wicks, Robert, Livadiotis, George, Verscharen, Daniel, Owen, Christopher & Kataria, Dhiren, 2020, Entropy, 22, 103
16	General Allee effect in two-species population biology Livadiotis, G. & Elaydi, S., 2012, Journal of Biological Dynamics, 6, 959
16	On the Determination of Kappa Distribution Functions from Space Plasma Observations Nicolaou, Georgios, Livadiotis, George & Wicks, Robert T., 2020, Entropy, 22, 212
16	Interstellar Pickup Ion Observations to 60 au McComas, D. J., Shrestha, B. L., Livadiotis, G., Szalay, J. R., Zirnstein, E. J., Elliott, H. A., Brandt, P. C., Poppe, A. R., Singer, K. N., Stern, A., Verbiscer, A. & New Horizons Heliophysics Team, 2025, ApJ, 980, 154
16	Kappa Function as a Unifying Framework for Discrete Population Modeling Livadiotis, G., Assas, L., Dennis, B., Elaydi, S. & Kwessi, E., 2016, Natural Resource Modeling, 29, 130
16	Large-scale quantization from local correlations in space plasmas Livadiotis, George & McComas, David J., 2014, Journal of Geophysical Research (Space Physics), 119, 3247
16	The Polytropic Behavior of Solar Wind Protons as Observed by the Ulysses Spacecraft during Solar Minimum Nicolaou, Georgios, Livadiotis, George & McComas, David J., 2023, ApJ, 948, 22
15	Observations of Kappa Distributions in Solar Energetic Protons and Derived Thermodynamic Properties Cuesta, M. E., Cummings, A. T., Livadiotis, G., McComas, D. J., Cohen, C. M. S., Khoo, L. Y., Sharma, T., Shen, M. M., Bandyopadhyay, R., Rankin, J. S., Szalay, J. R., Farooki, H. A., Xu, Z., Muro, G. D., Stevens, M. L. & Bale, S. D., 2024, ApJ, 973, 76
15	Connection between Polytropic Index and Heating Livadiotis, G. & McComas, D. J., 2023, ApJ, 956, 88
14	Entropy defect: Algebra and thermodynamics Livadiotis, George & McComas, David J., 2023, EPL (Europhysics Letters), 144, 21001
14	Turbulent Heating in Solar Wind Thermodynamics Livadiotis, G., 2019, ApJ, 887, 117
14	Modeling the Plasma Flow in the Inner Heliosheath with a Spatially Varying Compression Ratio Nicolaou, G. & Livadiotis, G., 2017, ApJ, 838, 7
14	Radial Profile of the Polytropic Index of Solar Wind Plasma in the Heliosphere Livadiotis, G., 2021, Research Notes of the American Astronomical Society, 5, 4
14	On the Simplification of Statistical Mechanics for Space Plasmas Livadiotis, George, 2017, Entropy, 19, 285
14	Estimation of Turbulent Heating of Solar Wind Protons at 1 au Livadiotis, G. P., Dayeh, M. A. & Zank, G., 2020, ApJ, 905, 137
14	Thermodynamics of Pickup Ions in the Heliosphere Livadiotis, G., McComas, D. J. & Shrestha, Bishwas. L., 2024, ApJ, 968, 66
13	A discrete-time host─parasitoid model with an Allee effect Livadiotis, G., Assas, L., Dennis, B., Elaydi, S. & Kwessi, E., 2015, Journal of Biological Dynamics, 9, 34
12	Imaging the development of the cold dense plasma sheet Fuselier, S. A., Dayeh, M. A., Livadiotis, G., McComas, D. J., Ogasawara, K., Valek, P., Funsten, H. O. & Petrinec, S. M., 2015, Geophysical Research Letters, 42, 7867
12	Proton polytropic behavior of periodic density structures in the solar wind Katsavrias, C., Nicolaou, G., Di Matteo, S., Kepko, L., Viall, N. M., Aminalragia-Giamini, S. & Livadiotis, G., 2024, A&A, 686, L10
12	The sunspot as an autonomous dynamical system: A model for the growth and decay phases of sunspots Livadiotis, George & Moussas, Xenophon, 2007, Physica A Statistical Mechanics and its Applications, 379, 436
11	Kappa-tail Technique: Modeling and Application to Solar Energetic Particles Observed by Parker Solar Probe Livadiotis, G., Cummings, A. T., Cuesta, M. E., Bandyopadhyay, R., Farooki, H. A., Khoo, L. Y., McComas, D. J., Rankin, J. S., Sharma, T., Shen, M. M., Cohen, C. M. S., Muro, G. D. & Xu, Z., 2024, ApJ, 973, 6
11	Statistical Uncertainties of Space Plasma Properties Described by Kappa Distributions Nicolaou, Georgios & Livadiotis, George, 2020, Entropy, 22, 541
11	Expectation Values and Variance Based on L p -Norms Livadiotis, George, 2012, Entropy, 14, 2375
11	Near-equilibrium heliosphere - Far-equilibrium heliosheath Livadiotis, G. & McComas, D. J., 2013, Solar Wind 13 (Editors: Zank, Gary P., Borovsky, Joe, Bruno, Roberto, Cirtain, Jonathan, Cranmer, Steve, Elliott, Heather, Giacalone, Joe, Gonzalez, Walter, Li, Gang, Marsch, Eckart, Moebius, Ebehard, Pogorelov, Nick, Spann, Jim & Verkhoglyadova, Olga), American Institute of Physics Conference Series, 1539, p. 344
10	Dependence of the polytropic behaviour of solar wind protons on temperature anisotropy and plasma β near L1 Katsavrias, C., Nicolaou, G. & Livadiotis, G., 2024, A&A, 691, L11
10	Non-Euclidean-normed Statistical Mechanics Livadiotis, George, 2016, Physica A Statistical Mechanics and its Applications, 445, 240
10	High-resolution Observations of Pickup-ion-mediated Shocks to 60 au Shrestha, Bishwas L., McComas, David J., Zirnstein, Eric J., Livadiotis, George, Elliott, Heather A., Brandt, Pontus C., Stern, Alan, Poppe, Andrew R., Parker, Joel, Provornikova, Elena, Singer, Kelsi, Verbiscer, Anne & New Horizons Heliophysics Team, 2025, ApJ, 984, 11
10	Universality of kappa distributions Livadiotis, George & McComas, David J., 2024, EPL (Europhysics Letters), 146, 41003
10	Modeling anisotropic Maxwell-Jüttner distributions: derivation and properties Livadiotis, George, 2016, Annales Geophysicae, 34, 1145
10	The theory of thermodynamic relativity Livadiotis, George & McComas, David J., 2024, Scientific Reports, 14, 22641
9	Non-Extensive Statistical Analysis of Energetic Particle Flux Enhancements Caused by the Interplanetary Coronal Mass Ejection-Heliospheric Current Sheet Interaction Pavlos, Evgenios G., Malandraki, Olga E., Khabarova, Olga V., Karakatsanis, Leonidas P., Pavlos, George P. & Livadiotis, George, 2019, Entropy, 21, 648
9	Theoretical aspects of Hamiltonian kappa distributions Livadiotis, G., 2019, Physica Scripta, 94, 105009
9	Non-equilibrium Stationary States in the Heliosphere and the Influence of Pick-up Ions Livadiotis, G. & McComas, D. J., 2010, Pickup Ions Throughout the Heliosphere and Beyond (Editors: Le Roux, Jakobus, Zank, Gary P., Coates, Andrew J. & Florinski, Vladimir), American Institute of Physics Conference Series, 1302, p. 70
9	Temperature of the Polar Inner Heliosheath: Connection to Solar Activity Livadiotis, G., McComas, D. J. & Zirnstein, E. J., 2023, ApJ, 951, 21
9	Numerical approximation of the percentage of order for one-dimensional maps Livadiotis, George, 2005, Advances in Complex Systems, 8, 15
9	Persistent Behavior in Solar Energetic Particle Time Series Sarlis, N. V., Livadiotis, G., McComas, D. J., Cuesta, M. E., Khoo, L. Y., Cohen, C. M. S., Mitchell, D. G. & Schwadron, N. A., 2024, ApJ, 969, 64
9	Europa Modifies Jupiter's Plasma Sheet Szalay, J. R., Saur, J., McComas, D. J., Allegrini, F., Bagenal, F., Bolton, S. J., Ebert, R. W., Kim, T. K., Livadiotis, G., Poppe, A. R., Valek, P., Wilson, R. J. & Zirnstein, E. J., 2024, Geophysical Research Letters, 51, e2023GL105809
9	Thermal Doppler Broadening of Spectral Emissions in Space and Astrophysical Plasmas Livadiotis, G., 2018, ApJS, 239, 25
8	Kappa distributions: Thermodynamic origin and Generation in space plasmas Livadiotis, George, 2018, Journal of Physics Conference Series, Journal of Physics Conference Series, 1100, p. 012017
8	Kappa Distributions and Isotropic Turbulence Gravanis, Elias, Akylas, Evangelos, Panagiotou, Constantinos & Livadiotis, George, 2019, Entropy, 21, 1093
8	A discrete mathematical model for the aggregation of β-Amyloid Dayeh, Maher A., Livadiotis, George & Elaydi, Saber, 2018, PLoS ONE, 13, e0196402
8	Closed Fluxtubes and Dispersive Proton Conics at Jupiter's Polar Cap Szalay, J. R., Clark, G., Livadiotis, G., McComas, D. J., Mitchell, D. G., Rankin, J. S., Sulaiman, A. H., Allegrini, F., Bagenal, F., Ebert, R. W., Gladstone, G. R., Kurth, W. S., Mauk, B. H., Valek, P. W., Wilson, R. J. & Bolton, S. J., 2022, Geophysical Research Letters, 49, e98741
8	Extensive entropy: the case of zero entropy defect Livadiotis, G. & McComas, D. J., 2023, Physica Scripta, 98, 105605
8	Comparison of neutral outgassing of comet 67P/Churyumov-Gerasimenko inbound and outbound beyond 3 AU from ROSINA/DFMS Luspay-Kuti, A., Altwegg, K., Berthelier, J. J., Beth, A., Dhooghe, F., Fiethe, B., Fuselier, S. A., Gombosi, T. I., Hansen, K. C., Hässig, M., Livadiotis, G., Mall, U., Mandt, K. E., Mousis, O., Petrinec, S. M., Rubin, M., Trattner, K. J., Tzou, C.-Y. & Wurz, P., 2019, A&A, 630, A30
7	Comparing Methods for Calculating Solar Energetic Particle Intensities: Rebinning versus Spectral Binning Cuesta, M. E., Khoo, L. Y., Livadiotis, G., Shen, M. M., Szalay, J. R., McComas, D. J., Rankin, J. S., Bandyopadhyay, R., Farooki, H. A., Niehof, J. T., Cohen, C. M. S., Leske, R. A., Xu, Z., Christian, E. R., Desai, M. I. & Dayeh, M. A., 2025, ApJ, 980, 235
7	Approach to block entropy modeling and optimization Livadiotis, George, 2008, Physica A Statistical Mechanics and its Applications, 387, 2471
6	Plasma oscillations and spectral index in non-extensive statistics Saberian, E. & Livadiotis, G., 2022, Physica A Statistical Mechanics and its Applications, 593, 126909
6	Correlations and Kappa Distributions: Numerical Experiment and Physical Understanding McComas, David J., Livadiotis, George & Sarlis, Nicholas V., 2025, Entropy, 27, 375
6	Black-body radiation in space plasmas Livadiotis, George & McComas, David J., 2021, EPL (Europhysics Letters), 135, 49001
6	Intermittency in Voyager's Magnetic Field Beyond the Heliosphere Khoo, L. Y., Livadiotis, G., McComas, D. J., Cuesta, M. E. & Rankin, J. S., 2025, ApJ, 990, 64
6	Application of the theory of Large-Scale Quantization to the inner heliosheath Livadiotis, G., 2015, Journal of Physics Conference Series, Journal of Physics Conference Series, 577, p. 012018
5	The rotation number in one-dimensional maps: definition and applications Livadiotis, G. & Voglis, N., 2006, Journal of Physics A Mathematical General, 39, 15231
5	Transfer of Entropy between the Magnetic Field and Solar Energetic Particles during an Interplanetary Coronal Mass Ejection Cuesta, M. E., Livadiotis, G., McComas, D. J., Khoo, L. Y., Farooki, H. A., Bandyopadhyay, R. & Bale, S. D., 2025, ApJ, 984, L50
5	The generalized criterion for collisionless plasma sheaths with kappa distributed electrons Saberian, E. & Livadiotis, G., 2020, Plasma Physics and Controlled Fusion, 62, 105004
5	Significance of Bernoulli Integral Terms for the Solar Wind Protons at 1 au Nicolaou, Georgios, Livadiotis, George & Desai, Mihir I., 2021, Applied Sciences, 11, 4643
5	Estimating the Bulk Velocity of Energetic Particle Populations Using IS⊙IS/EPI-Lo Measurements Farooki, H. A., Cuesta, M. E., Bandyopadhyay, R., Livadiotis, G., McComas, D. J., Rankin, J. S., Shen, M. M. & Szalay, J. R., 2025, ApJ, 984, 70
5	A continuous-time mathematical model and discrete approximations for the aggregation of β-Amyloid Ackleh, Azmy S., Elaydi, Saber, Livadiotis, George & Veprauskas, Amy, 2021, Journal of Biological Dynamics, 15, 109
5	The Polytropic Index of Interplanetary Coronal Mass Ejections near L1 Katsavrias, C., Nicolaou, G., Livadiotis, G., Vourlidas, A., Wilson, L. B., III & Sandberg, I., 2025, A&A, 695, A146
5	Hierarchical competition models with the Allee effect II: the case of immigration Assas, Laila, Dennis, Brian, Elaydi, Saber, Kwessi, Eddy & Livadiotis, George, 2015, Journal of Biological Dynamics, 9, 288
4	Estimating the Polytropic Indices of Plasmas with Partial Temperature Tensor Measurements: Application to Solar Wind Protons at ~1 au Nicolaou, Georgios, Livadiotis, George & Desai, Mihir I., 2021, Applied Sciences, 11, 4019
4	On the origin of the polytropic behavior in space plasmas Livadiotis, George, 2019, Journal of Physics Conference Series, Journal of Physics Conference Series, 1332, p. 012010
4	Effects of background noise on fit parameters of plasma scattering angle distributions Nicolaou, Georgios, Allegrini, Frederic, Livadiotis, George & Ebert, Robert W., 2022, Review of Scientific Instruments, 93, 103305
4	Resolving velocity distribution function parameters from observations with significant Poisson statistical uncertainty Nicolaou, G., Livadiotis, G., Sarlis, N. & Ioannou, C., 2024, RAS Techniques and Instruments, 3, 874
4	What Defines Stationarity in Space Plasmas Livadiotis, G. & McComas, D. J., 2025, ApJ, 982, 169
4	Nonextensive statistical mechanics, superstatistics and beyond: theory and applications in astrophysical and other complex systems Beck, C., Benedek, G., Livadiotis, G., Rapisarda, A., Tirnakli, U. & Tsallis, C., 2020, European Physical Journal Special Topics, 229, 707
4	Nearly exact discretization of single species population models Kwessi, Eddy, Elaydi, Saber, Dennis, Brian & Livadiotis, George, 2018, Natural Resource Modeling, 31, N/A
3	Upper limit of the total magnetic flux in an active region according to the photometric-magnetic dynamical model Livadiotis, George & Moussas, Xenophon, 2009, Advances in Space Research, 43, 694
3	Nonextensive Statistical Mechanics: Equivalence Between Dual Entropy and Dual Probabilities Livadiotis, George, 2020, Entropy, 22, 594
3	High Density Nodes in the Chaotic Region of 1D Discrete Maps Livadiotis, George, 2018, Entropy, 20, 24
3	Cold and Hot Electron Populations Observed by Juno-JADE in the Jovian Magnetodisc Sarkango, Y., Szalay, J. R., Poppe, A. R., Nénon, Q., Liu, Z. Y., Allegrini, F., McComas, D. J., Ebert, R. W., Kollmann, P., Livadiotis, G., Khoo, L. Y., André, N., Wang, J.-Z., Bagenal, F., Schlegel, S., Saur, J., Kurth, W. S. & Sulaiman, A. H., 2025, Geophysical Research Letters, 52, e2025GL118209
3	Improving Multiday Solar Wind Speed Forecasts Elliott, H. A., Arge, C. N., Henney, C. J., Dayeh, M. A., Livadiotis, G., Jahn, J.-M. & DeForest, C. E., 2022, Space Weather, 20, e2021SW002868
3	Hierarchical competition models with Allee effects Assas, Laila, Elaydi, Saber, Kwessi, Eddy, Livadiotis, George & Ribble, David, 2015, Journal of Biological Dynamics, 9, 32
3	Artificial Polytropic Behavior of Plasmas Determined from the Application of Chi-squared Minimization Analysis to Data with Significant Statistical Uncertainty Nicolaou, Georgios, Livadiotis, George & Ioannou, Charalambos, 2024, ApJ, 977, 168
3	Polytropic Behavior in Corotating Interaction Regions: Evidence of Alfvénic Heating Dayeh, M. A., Starkey, M. J., Livadiotis, G., Hart, S. T., Shmies, A. A., Allen, R. C., Bučik, R. & Elliott, H. A., 2025, ApJ, 984, L33
3	Hierarchical competition models with the Allee effect III: multispecies Elaydi, S., Kwessi, E. & Livadiotis, G., 2018, Journal of Biological Dynamics, 12, 271
2	Definition and Applications of the Ascent-Probability Distribution in One-Dimensional Maps Livadiotis, George, 2009, International Journal of Bifurcation and Chaos, 19, 3567
2	Persistent Behavior in Energetic Neutral Atom Time Series from IBEX Sarlis, N. V., Livadiotis, G., McComas, D. J., Alimaganbetov, M., Schwadron, N. A. & Fairchild, K., 2024, ApJ, 976, 45
2	Stochastic dynamics and superstatistics of the many-particle kappa distribution Gravanis, E., Akylas, E. & Livadiotis, G., 2021, Journal of Statistical Mechanics: Theory and Experiment, 2021, 053201
2	Numerical and Non-Asymptotic Analysis of Elias's and Peres's Extractors with Finite Input Sequences Prasitsupparote, Amonrat, Konno, Norio & Shikata, Junji, 2018, Entropy, 20, 729
2	Thermodynamic Constraints on Solar Wind Radial Profiles Livadiotis, G. & McComas, D. J., 2025, ApJ, 989, 174
2	Thermodynamic and kinematic origins of anisotropic relativity Livadiotis, George & McComas, David J., 2025, Scientific Reports, 15, 25618
2	Entropy transfer from solar radio bursts to energetic particles Livadiotis, George, Cuesta, Manuel E., Khoo, Leng Y., Shen, Mitchell M., McComas, David J., Pulupa, Marc, Bale, Stuart D. & Livi, Roberto, 2025, Science Advances, 11, eadz7419
2	Mapping the Interstellar Magnetic Field Around the Heliosphere with Polarized Starlight Frisch, P. C., Berdyugin, A. B., Piirola, V., Cole, A. A., Hill, K., Harlingten, C., Magalhaes, A. M., Seriacopi, D. B., Ferrari, T., Ribeiro, N. L., Santos, F. P., Cotton, D. V., Bailey, J., Kedziora-Chudczer, L., Marshall, J. P., Bott, K., Wiktorowicz, S. J., Heiles, C., McComas, D. J., Funsten, H. O., Schwadron, N. A., Livadiotis, G. & Redfield, S., 2018, arXiv:1806.02806
1	Stability of Adiabatic Processes and Evolution of Pickup Ion Dimensionality Livadiotis, G. & McComas, D. J., 2025, ApJ, 995, 49
1	The maximum magnetic flux in an active region Livadiotis, George & Moussas, Xenophon, 2009, Universal Heliophysical Processes (Editors: Gopalswamy, N. & Webb, D. F.), IAU Symposium, 257, p. 101
1	Energetic Protons in the Inner Heliosphere Exhibit Consistent ∼1 MeV Temperatures Farooki, H. A., Cuesta, M. E., Khoo, L. Y., Livadiotis, G., McComas, D. J., Rankin, J. S., Shen, M. M. & Szalay, J. R., 2025, ApJ, 991, L28
1	'Thermal ghosts': apparent decay of fixed surfaces caused by heat diffusion Livadiotis, George, 2007, Journal of Physics D Applied Physics, 40, 907
1	Persistent Behavior of Low-energy Solar Energetic Particles Observed by Parker Solar Probe During Orbit 15 Sarlis, N. V., Livadiotis, G., McComas, D. J., Cuesta, M. E., Khoo, L. Y., Shen, M. M., Rankin, J. S. & Schwadron, N. A., 2025, ApJ, 992, 95
1	On the Convergence and Law of Large Numbers for the Non-Euclidean L p -Means Livadiotis, George, 2017, Entropy, 19, 217
1	Superstatistics and isotropic turbulence Gravanis, E., Akylas, E., Michailides, C. & Livadiotis, G., 2021, Physica A Statistical Mechanics and its Applications, 567, 125694
1	The perturbed Photometric-Magnetic dynamical model for the sunspot evolution Livadiotis, George & Moussas, Xenophon, 2009, Chaos in Astronomy (Editors: Contopoulos, G. & Patsis, P. A.), Astrophysics and Space Science Proceedings, 8, p. 455
1	Invariant Spectra in N-Coupled Standard Maps Livadiotis, George, 2016, International Journal of Bifurcation and Chaos, 26, 1650084-440
0	Europa is Embedded in Non-Maxwellian, Anisotropic Electron Distributions Ellis, S. P., Szalay, J. R., Livadiotis, G., Carberry Mogan, S. R., Allegrini, F., Ebert, R. W., Horányi, M., McComas, D. J., Oberg, T., Sarkango, Y. & Sulaiman, A. H., 2026, Geophysical Research Letters, 53, e2025GL120837
0	Origins of Persistence in Energetic Neutral Atom Time Series from IBEX Sarlis, N. V., Livadiotis, G., McComas, D. J., Alimaganbetov, M. & Schwadron, N. A., 2025, ApJ, 986, 131
0	Distinct Solar Energetic Particle Shock Intensity─Diffusion Coefficient Relationships in the Inner Heliosphere Cuesta, M. E., Fraschetti, F., Livadiotis, G., Farooki, H. A., Shen, M. M., Khoo, L. Y., Szalay, J. R., Rankin, J. S., McComas, D. J., Mitchell, D. G., Christian, E. R., Mitchell, J. G., Berland, G. D., Cohen, C. M. S., Leske, R. A., Xu, Z., Muro, G. D., Pecora, F., Ruffolo, D., Matthaeus, W. H., Giacalone, J., Schwadron, N. A., Desai, M. I., Dayeh, M. A., Bale, S. D., Stevens, M. L. & Livi, R., 2025, ApJ, 993, L15
0	Reconstructing PSP/ISOIS Pitch-angle-resolved Intensities Using Unsupervised Learning Kasapis, Spiridon, Cuesta, Manuel E., Khoo, Leng Ying, Farooki, Hameedullah A., Pak, Sungmin, Szalay, Jamey R., Shen, Mitchell M., Rankin, Jamie, Christopoulos, Dionysios, Livadiotis, George & McComas, David J., 2025, ApJ, 995, 72
0	General Fitting Methods Based on Lq Norms and their Optimization Livadiotis, George, 2020, Stats, 3, 16
0	Exploring Numerical Correlations: Models and Thermodynamic Kappa Sarlis, Nicholas V., McComas, David J. & Livadiotis, George, 2025, Entropy, 27, 646
0	Fluctuating Polytropic Processes, Turbulence, and Heating Livadiotis, G. & McComas, D. J., 2026, ApJ, 1000, 248
0	Goodness of Chi-Square for Linearly Parameterized Fitting Livadiotis, George, 2025, Stats, 8, 113
0	Polytropes in plasmas described by kappa distributions - Application in atmospheric modelling Livadiotis, George, 2020, Contributions to Plasma Physics, 60, e202000041
0	Statistical Anatomy of a Solar Energetic Particle Event Hristopulos, D. T., Khoo, L. Y., Cuesta, M. E., Kasapis, S., Livadiotis, G., Pak, S., McComas, D. J., Rankin, J. S. & Cohen, C., 2026, ApJ, 1002, 112
0	Comprehensive Characterization of Water Group Ion Composition and Distributions in Saturn's Magnetosphere With Cassini Plasma Spectrometer Data Kim, Thomas K., Reisenfeld, D. B., Wilson, R. J., Smith, H. T., Woodson, A. K., Allegrini, F., Ebert, R. W., Henderson, M. G., Kollmann, P. K., Livadiotis, G., Nicolaou, G., Szalay, J. R., Valek, P. W. & Masters, A., 2026, Journal of Geophysical Research (Space Physics), 131, e2025JA034738