Publications of G. Nicolaou

A list of publications authored or co-authored by G. Nicolaou, derived from the SAO/NASA Astrophysics Data System (ADS). The number in brackets after each title indicates the number of citations that the paper has received.

Orcid ID: 0000-0003-3623-4928

List of publications ordered by citations
Number of papers: 62 (refereed: 62)
No. of citations: 873
First author papers: 21 (refereed: 21)

2026

1. Long-lived Magnetic Switchbacks Tracked across 0.32 au through BepiColombo─Solar Orbiter Radial Alignment [0]
   Stumpo, Mirko, Benella, Simone, Di Bartolomeo, Pier Paolo, Larosa, Andrea, Pezzi, Oreste, Nicolaou, Georgios, Trotta, Domenico, Alberti, Tommaso, D'Amicis, Raffaella, Laurenza, Monica, Verdini, Andrea, Milillo, Anna, Heyner, Daniel, Aronica, Alessandro, Biasiotti, Lorenzo, Brin, Alessandro, Colasanti, Luca, De Angelis, Elisabetta, Ivanovski, Stavro, Kazakov, Adrian, Mangano, Valeria, Massetti, Stefano, Moroni, Martina, Mura, Alessandro, Plainaki, Christina, Richards, Grace, Rispoli, Rosanna, Sordini, Roberto, Auster, H. U., Constantinescu, D., Fischer, D. & Richter, I., ApJ, 996, L1

2025

1. Multipoint Observations and Modeling of the 2021 November 4 Forbush Decrease Using Solar Orbiter, CSES-01, and Ground-based Neutron Monitor Data [1]
   Benella, Simone, Laurenza, Monica, Martucci, Matteo, Ruffolo, David, Hu, Qiang, Nicolaou, Georgios, Owen, Christopher J., Stumpo, Mirko, Plainaki, Christina, Palma, Francesco, Piersanti, Mirko, Sorbara, Matteo, Sotgiu, Alessandro & Sparvoli, Roberta, ApJ, 986, 142
2. Radial Evolution of a Density Structure within a Solar Wind Magnetic Sector Boundary [0]
   Berriot, Etienne, Démoulin, Pascal, Alexandrova, Olga, Zaslavsky, Arnaud, Maksimovic, Milan & Nicolaou, Georgios, ApJ, 981, 140
3. Local Particle Acceleration in an ICME-in-Sheath Structure Observed by Solar Orbiter [0]
   Chen, Xiaomin, Li, Chuan, Xu, Zigong, Nicolaou, Georgios, Kollhoff, Alexander, Ho, George C., Wimmer-Schweingruber, Robert F. & Owen, Christopher J., ApJ, 994, 211
4. Polarization Analysis of Type III Langmuir/Z-mode Waves with Coherent Magnetic Component Observations by Solar Orbiter [3]
   Formánek, Tomáš, Santolík, Ondřej, Souček, Jan, Píša, David, Zaslavsky, Arnaud, Kretzschmar, Matthieu, Maksimovic, Milan, Owen, Christopher J. & Nicolaou, Georgios, ApJ, 985, L29
5. Polytropic Analysis of Large-scale Compressive Fluctuations in the Solar Wind: Fluid and Kinetic Behavior [0]
   Ioannou, C., Nicolaou, G., Owen, C. J., Verscharen, D., Coburn, J. T. & Franci, L., ApJ, 988, 253
6. Langmuir-wave Excitation in Solar Wind Magnetic Holes [1]
   Liu, Jingting, Verscharen, Daniel, Coburn, Jesse, Nicolaou, Georgios, Wu, Xiangyu, Jiang, Wence, Pezzi, Oreste, Pucci, Francesco, Zuin, Matteo, Owen, Christopher J. & Reid, Hamish, ApJ, 988, L23
7. How does the limited resolution of space plasma analyzers affect the accuracy of space plasma measurements? [1]
   Nicolaou, G., Ioannou, C., Owen, C. J., Verscharen, D., Fedorov, A. & Louarn, P., Review of Scientific Instruments, 96, 075203
8. Solar energetic particles injected inside and outside a magnetic cloud: The widespread solar energetic particle event on 2022 January 20 [11]
   Rodríguez-García, L., Gómez-Herrero, R., Dresing, N., Balmaceda, L. A., Palmerio, E., Kouloumvakos, A., Jebaraj, I. C., Espinosa Lara, F., Roco, M., Palmroos, C., Warmuth, A., Nicolaou, G., Mason, G. M., Guo, J., Laitinen, T., Cernuda, I., Nieves-Chinchilla, T., Fedeli, A., Lee, C. O., Cohen, C. M. S., Owen, C. J., Ho, G. C., Malandraki, O., Vainio, R. & Rodríguez-Pacheco, J., A&A, 694, A64
9. Thermodynamic Characterization of Solar Wind Interaction Regions Using PSP Observations: Evidence of Subadiabatic and Superadiabatic States [0]
   Shah, Mohit, Raghav, Anil, Ghag, Kalpesh, Dhamane, Omkar, Kumbhar, Kishor, Nicolaou, Georgios, Bhaskar, Ankush, Allen, R. C. & Shaikh, Zubair, ApJ, 988, 208
10. Revealing super-adiabatic features of interplanetary coronal mass ejections at 1 au [1]
    Shaikh, Zubair I., Nicolaou, Georgios, Raghav, Anil N., Ghag, Kalpesh & Dhamane, Omkar, A&A, 693, L12
11. Effects of cold electron emissions on thermal plasma measurements on board Solar Orbiter spacecraft [4]
    Štverák, Š., Herčík, D., Nicolaou, G., Hellinger, P., Popďakunik, M., Khotyaintsev, Yu. V., Kataria, D. O., Owen, C. J. & Maksimovic, M., A&A, 693, A185

2024

1. Ion-Acoustic Waves Associated With Interplanetary Shocks [8]
   Boldú, J. J., Graham, D. B., Morooka, M., André, M., Khotyaintsev, Yu. V., Dimmock, A., Píša, D., Souček, J., Maksimovic, M., Louarn, P., Fedorov, A., Nicolaou, G. & Owen, C., Geophysical Research Letters, 51, e2024GL109956
2. The Regulation of the Solar Wind Electron Heat Flux by Wave–Particle Interactions [6]
   Coburn, Jesse T., Verscharen, Daniel, Owen, Christopher J., Maksimovic, Milan, Horbury, Timothy S., Chen, Christopher H. K., Guo, Fan, Fu, Xiangrong, Liu, Jingting, Abraham, Joel B., Nicolaou, Georgios, Innocenti, Maria Elena, Micera, Alfredo & Jagarlamudi, Vamsee Krishna, ApJ, 964, 100
3. Artificial Polytropic Behavior of Plasmas Determined from the Application of Chi-squared Minimization Analysis to Data with Significant Statistical Uncertainty [3]
   Nicolaou, Georgios, Livadiotis, George & Ioannou, Charalambos, ApJ, 977, 168
4. Solar Orbiter Observations of Proton and Alpha Particle Kinetic Signatures Related to the Presence of Switchbacks in the Inner Heliosphere: A Case Study [3]
   Perrone, Denise, Settino, Adriana, Perri, Silvia, D'Amicis, Raffaella, De Marco, Rossana, Nicolaou, Georgios, Telloni, Daniele, Bruno, Roberto & Owen, Christopher J., ApJ, 973, 171
5. Properties of an Interplanetary Shock Observed at 0.07 and 0.7 au by Parker Solar Probe and Solar Orbiter [31]
   Trotta, Domenico, Larosa, Andrea, Nicolaou, Georgios, Horbury, Timothy S., Matteini, Lorenzo, Hietala, Heli, Blanco-Cano, Xochitl, Franci, Luca, Chen, C. H. K., Zhao, Lingling, Zank, Gary P., Cohen, Christina M. S., Bale, Stuart D., Laker, Ronan, Fargette, Nais, Valentini, Francesco, Khotyaintsev, Yuri, Kieokaew, Rungployphan, Raouafi, Nour, Davies, Emma, Vainio, Rami, Dresing, Nina, Kilpua, Emilia, Karlsson, Tomas, Owen, Christopher J. & Wimmer-Schweingruber, Robert F., ApJ, 962, 147
6. Observation of a Fully-formed Forward─Reverse Shock Pair due to the Interaction between Two Coronal Mass Ejections at 0.5 au [8]
   Trotta, Domenico, Dimmock, Andrew P., Blanco-Cano, Xochitl, Forsyth, Robert J., Hietala, Heli, Fargette, Naïs, Larosa, Andrea, Lugaz, Noé, Palmerio, Erika, Good, Simon W., Soljento, Juska E., Kilpua, Emilia K. J., Yordanova, Emiliya, Pezzi, Oreste, Nicolaou, Georgios, Horbury, Timothy S., Vainio, Rami, Dresing, Nina, Owen, Christopher J. & Wimmer-Schweingruber, Robert F., ApJ, 971, L35
7. Very Large and Long-lasting Anisotropies Caused by Sunward Streaming Energetic Ions: Solar Orbiter and STEREO A Observations [5]
   Wei, Wenwen, Lee, Christina O., Dresing, N., Khoo, L. Y., Jian, L. K., Luhmann, J. G., Cohen, C. M. S., Fraschetti, F., Zhuang, B., Huang, J., Owen, C. J., Nicolaou, G., Rodríguez-García, L., Palmerio, E., Jebaraj, I. C., Lynch, B. J. & Carcaboso, F., ApJ, 973, L52
8. Probing Turbulent Scattering Effects on Suprathermal Electrons in the Solar Wind: Modeling, Observations, and Implications [3]
   Zaslavsky, Arnaud, Kasper, Justin C., Kontar, Eduard P., Larson, Davin E., Maksimovic, Milan, Marques, José M. D. C., Nicolaou, Georgios, Owen, Christopher J., Romeo, Orlando & Whittlesey, Phyllis L., ApJ, 966, 60
9. The Impact of Non-Equilibrium Plasma Distributions on Solar Wind Measurements by Vigil's Plasma Analyser [6]
   Zhang, H., Verscharen, D. & Nicolaou, G., Space Weather, 22, e2023SW003671

2023

1. Observation of Alfvén Ion Cyclotron Waves in ICME Magnetic Clouds at 1 au [10]
   Dhamane, Omkar, Pawaskar, Vinit, Raghav, Anil, Shaikh, Zubair, D'Amicis, Raffaella, Ghag, Kalpesh, Kumbhar, Kishor, Telloni, Daniele, Nicolaou, Georgios, Tari, Prathmesh, Wicks, Robert, Panchal, Utsav, Sathe, Bhagyashri & Pathare, Prachi, ApJ, 957, 38
2. Kinetic Features of Alpha Particles in a Pestchek-like Magnetic Reconnection Event in the Solar Wind Observed by Solar Orbiter [4]
   Duan, Die, He, Jiansen, Zhu, Xingyu, Zhuo, Rui, Wu, Ziqi, Nicolaou, Georgios, Huang, Jia, Verscharen, Daniel, Yang, Liu, Owen, Christopher J., Fedorov, Andrey, Louarn, Philippe & Horbury, Timothy S., ApJ, 952, L11
3. Solar Electron Beam-Langmuir Wave Interactions and How They Modify Solar Electron Beam Spectra: Solar Orbiter Observations of a Match Made in the Heliosphere [17]
   Lorfing, Camille Y., Reid, Hamish A. S., Gómez-Herrero, Raúl, Maksimovic, Milan, Nicolaou, Georgios, Owen, Christopher J., Rodriguez-Pacheco, Javier, Ryan, Daniel F., Trotta, Domenico & Verscharen, Daniel, ApJ, 959, 128
4. The Polytropic Behavior of Solar Wind Protons as Observed by the Ulysses Spacecraft during Solar Minimum [15]
   Nicolaou, Georgios, Livadiotis, George & McComas, David J., ApJ, 948, 22
5. Ion Energization and Thermalization in Magnetic Reconnection Exhaust Region in the Solar Wind [7]
   Wu, Ziqi, He, Jiansen, Duan, Die, Zhu, Xingyu, Hou, Chuanpeng, Verscharen, Daniel, Nicolaou, Georgios, Owen, Christopher J., Fedorov, Andrey & Louarn, Philippe, ApJ, 951, 98

2022

1. Thermal Energy Budget of Electrons in the Inner Heliosphere: Parker Solar Probe Observations [14]
   Abraham, Joel B., Verscharen, Daniel, Wicks, Robert T., Agudelo Rueda, Jeffersson A., Owen, Christopher J., Nicolaou, Georgios & Jeong, Seong-Yeop, ApJ, 941, 145
2. Energy Transport during 3D Small-scale Reconnection Driven by Anisotropic Plasma Turbulence [7]
   Agudelo Rueda, Jeffersson A., Verscharen, Daniel, Wicks, Robert T., Owen, Christopher J., Nicolaou, Georgios, Germaschewski, Kai, Walsh, Andrew P., Zouganelis, Ioannis & Domínguez, Santiago Vargas, ApJ, 938, 4
3. Effects of background noise on fit parameters of plasma scattering angle distributions [3]
   Nicolaou, Georgios, Allegrini, Frederic, Livadiotis, George & Ebert, Robert W., Review of Scientific Instruments, 93, 103305
4. Solar Orbiter SWA Observations of Electron Strahl Properties Inside 1 AU [7]
   Owen, Christopher J., Abraham, Joel Baby, Nicolaou, Georgios, Verscharen, Daniel, Louarn, Philippe & Horbury, Timothy S., Universe, 8, 509

2021

1. Three-dimensional magnetic reconnection in particle-in-cell simulations of anisotropic plasma turbulence [27]
   Agudelo Rueda, Jeffersson A., Verscharen, Daniel, Wicks, Robert T., Owen, Christopher J., Nicolaou, Georgios, Walsh, Andrew P., Zouganelis, Ioannis, Germaschewski, Kai & Vargas Domínguez, Santiago, Journal of Plasma Physics, 87, 905870228
2. Electron Partial Density and Temperature Over Jupiter's Main Auroral Emission Using Juno Observations [21]
   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., Journal of Geophysical Research (Space Physics), 126, e29426
3. Relationship between Polytropic Index and Temperature Anisotropy in Space Plasmas [27]
   Livadiotis, G. & Nicolaou, G., ApJ, 909, 127
4. Deriving the bulk properties of solar wind electrons observed by Solar Orbiter. A preliminary study of electron plasma thermodynamics [12]
   Nicolaou, G., Wicks, R. T., Owen, C. J., Kataria, D. O., Chandrasekhar, A., Lewis, G. R., Verscharen, D., Fortunato, V., Mele, G., DeMarco, R. & Bruno, R., A&A, 656, A10
5. Significance of Bernoulli Integral Terms for the Solar Wind Protons at 1 au [5]
   Nicolaou, Georgios, Livadiotis, George & Desai, Mihir I., Applied Sciences, 11, 4643
6. Estimating the Polytropic Indices of Plasmas with Partial Temperature Tensor Measurements: Application to Solar Wind Protons at ~1 au [3]
   Nicolaou, Georgios, Livadiotis, George & Desai, Mihir I., Applied Sciences, 11, 4019
7. High-cadence measurements of electron pitch-angle distributions from Solar Orbiter SWA-EAS burst mode operations [4]
   Owen, C. J., Kataria, D. O., Berčič, L., Horbury, T. S., Berthomier, M., Verscharen, D., Bruno, R., Livi, S., Louarn, P., Anekallu, C., Kelly, C. W., Lewis, G. R., Watson, G., Fortunato, V., Mele, G., Nicolaou, G., Wicks, R. T., O'Brien, H., Evans, V. & Angelini, V., A&A, 656, L9
8. Solar Orbiter observations of the structure of reconnection outflow layers in the solar wind [4]
   Owen, C. J., Foster, A. C., Bruno, R., Livi, S., Louarn, P., Berthomier, M., Fedorov, A., Anekallu, C., Kataria, D., Kelly, C. W., Lewis, G. R., Watson, G., Berčič, L., Stansby, D., Suen, G., Verscharen, D., Fortunato, V., Nicolaou, G., Wicks, R. T., Rae, I. J., Lavraud, B., Horbury, T. S., O'Brien, H., Evans, V. & Angelini, V., A&A, 656, L8
9. Breathing of the Heliosphere [18]
   Sokół, Justyna M., Dayeh, Maher A., Fuselier, Stephen A., Nicolaou, Georgios, McComas, D. J. & Zirnstein, E. J., ApJ, 922, 250
10. Matching Temporal Signatures of Solar Features to Their Corresponding Solar-Wind Outflows [5]
    de Pablos, D., Long, D. M., Owen, C. J., Valori, G., Nicolaou, G. & Harra, L. K., Solar Physics, 296, 68

2020

1. Design and Optimization of a High-Time-Resolution Magnetic Plasma Analyzer (MPA) [5]
   Criton, Benjamin, Nicolaou, Georgios & Verscharen, Daniel, Applied Sciences, 10, 8483
2. Evaluating the Performance of a Plasma Analyzer for a Space Weather Monitor Mission Concept [13]
   Nicolaou, G., Wicks, R. T., Rae, I. J. & Kataria, D. O., Space Weather, 18, e2020SW002559
3. Statistical Uncertainties of Space Plasma Properties Described by Kappa Distributions [11]
   Nicolaou, Georgios & Livadiotis, George, Entropy, 22, 541
4. On the Determination of Kappa Distribution Functions from Space Plasma Observations [16]
   Nicolaou, Georgios, Livadiotis, George & Wicks, Robert T., Entropy, 22, 212
5. Determining the Bulk Parameters of Plasma Electrons from Pitch-Angle Distribution Measurements [15]
   Nicolaou, Georgios, Wicks, Robert, Livadiotis, George, Verscharen, Daniel, Owen, Christopher & Kataria, Dhiren, Entropy, 22, 103

2019

1. The Impact of Turbulent Solar Wind Fluctuations on Solar Orbiter Plasma Proton Measurements [20]
   Nicolaou, G., Verscharen, D., Wicks, R. T. & Owen, C. J., ApJ, 886, 101
2. Long-term Correlations of Polytropic Indices with Kappa Distributions in Solar Wind Plasma near 1 au [46]
   Nicolaou, G. & Livadiotis, G., ApJ, 884, 52
3. On the Calculation of the Effective Polytropic Index in Space Plasmas [27]
   Nicolaou, Georgios, Livadiotis, George & Wicks, Robert T., Entropy, 21, 997

2018

1. Determining the Kappa Distributions of Space Plasmas from Observations in a Limited Energy Range [39]
   Nicolaou, G., Livadiotis, G., Owen, C. J., Verscharen, D. & Wicks, R. T., ApJ, 864, 3

2017

1. Jovian deep magnetotail composition and structure [14]
   McComas, D. J., Allegrini, F., Bagenal, F., Ebert, R. W., Elliott, H. A., Nicolaou, G., Szalay, J. R., Valek, P. & Weidner, S., Journal of Geophysical Research (Space Physics), 122, 1763
2. Modeling the Plasma Flow in the Inner Heliosheath with a Spatially Varying Compression Ratio [14]
   Nicolaou, G. & Livadiotis, G., ApJ, 838, 7

2016

1. Investigation of the influence of surface composition on the charge state distribution of ∼keV hydrogen exiting thin carbon foils for space plasma instrumentation [5]
   Allegrini, Frédéric, Coulter, Kent, Ebert, Robert W., Nicolaou, Georgios & Poenitzsch, Vasiliki Zorbas, Advances in Space Research, 57, 2420
2. The New Horizons Solar Wind Around Pluto (SWAP) Observations of the Solar Wind from 11-33 au [55]
   Elliott, H. A., McComas, D. J., Valek, P., Nicolaou, G., Weidner, S. & Livadiotis, G., ApJS, 223, 19
3. Misestimation of temperature when applying Maxwellian distributions to space plasmas described by kappa distributions [44]
   Nicolaou, Georgios & Livadiotis, George, Astrophysics and Space Science, 361, 359

2015

1. Semi-empirical relationships for the energy loss and straggling of 1-50 keV hydrogen ions passing through thin carbon foils [12]
   Allegrini, Frédéric, Ebert, Robert W., Nicolaou, Georgios & Grubbs, Guy, Nuclear Instruments and Methods in Physics Research B, 359, 115
2. Energy loss and straggling of 1-50 keV H, He, C, N, and O ions passing through few layer graphene [5]
   Allegrini, Frédéric, Bedworth, Peter, Ebert, Robert W., Fuselier, Stephen A., Nicolaou, Georgios & Sinton, Steve, Nuclear Instruments and Methods in Physics Research B, 358, 223
3. Plasma properties in the deep jovian magnetotail [27]
   Nicolaou, G., McComas, D. J., Bagenal, F., Elliott, H. A. & Wilson, R. J., Planetary and Space Science, 119, 222
4. Jupiter's deep magnetotail boundary layer [23]
   Nicolaou, G., McComas, D. J., Bagenal, F., Elliott, H. A. & Ebert, R. W., Planetary and Space Science, 111, 116

2014

1. Charge state of ∼1 to 50 keV ions after passing through graphene and ultrathin carbon foils [32]
   Allegrini, Frédéric, Ebert, Robert W., Fuselier, Stephen A., Nicolaou, Georgios, Bedworth, Peter, Sinton, Steve & Trattner, Karlheinz J., Optical Engineering, 53, 024101
2. Angular scattering of 1-50 keV ions through graphene and thin carbon foils: Potential applications for space plasma instrumentation [18]
   Ebert, Robert W., Allegrini, Frédéric, Fuselier, Stephen A., Nicolaou, Georgios, Bedworth, Peter, Sinton, Steve & Trattner, Karlheinz J., Review of Scientific Instruments, 85, 033302
3. Long-Term Variability of the Polytropic Index of Solar Wind Protons at 1 AU [75]
   Nicolaou, G., Livadiotis, G. & Moussas, X., Solar Physics, 289, 1371
4. Properties of plasma ions in the distant Jovian magnetosheath using Solar Wind Around Pluto data on New Horizons [52]
   Nicolaou, G., McComas, D. J., Bagenal, F. & Elliott, H. A., Journal of Geophysical Research (Space Physics), 119, 3463