I. Journals

Recent Papers

2011

Generation of shear Alfven waves by a rotating magnetic feild source: 3D simulations, A.V. Karavaev, N.A. Gumerov, K. Papdopoulos, X. Shao, A.S. Sharma, W. Gekelman, A. Gligliotti, P. Pribyl and S. Vincena, Phys. Plasmas, in press, 2011.

Pitch Angle scattering of electrons by waves generated by a rotating magnetic field source, A.V. Karavaev, N.A. Gumerov, A.S. Sharma, K. Papdopoulos, X. Shao, Y. Wang, W. Gekelman and P. Pribyl, to be submitted, 2011.

Focussing of HF radio waves by ionospheric ducts, G.M. Milikh, A. Vartnayan, D. Papadopoulos, and M. Parrott, J. Atmosph. Solar-Terr. phys, in press, 2011.

Efficient spectral and pseudo-spectral algorithms for 3D simulations of whistler wave in plasmas, N. A. Gumerov, A. V. Karavaev, A. S. Sharma, X. Shao, K. Papadopoulos, J. Comput. Phys., 230(7), doi: 10.1016/j.jcp.2010.12.038, 2605-2619, 2011.

Generation of shear Alfven waves by a rotating magnetic field source: 3D simulations, A. V. Karavaev, N. A. Gumerov, K. Papadopoulos, X. Shao, A. S. Sharma, W. Gekelman, A. Gligliotti, P. Pribyl, and S. Vincena, Phys. Plasmas, submitted, 2011.

Chaotic Behavior In Modeling Flow Along a Wedge Using The Blasius equation, B. Basu, E. Foufoula-Georgiou and A. S. Sharma, Nonlinear Proc. Geophys., 18, 1-8, doi:10.5194/npg-18-1-2011, 2011.

Forecasting relativistic electron flux using dynamic multiple regression models, H.-L. Wei, S. A. Billings, A. S. Sharma, S. Wing, S. N. Walker and R. J. Boynton, Ann. Geophys., 29, 415-420, doi:10.5194/angeo-29-415-2011, 2011

Extreme events and long-range correlations in space weather, A. S. Sharma and T. Veeramani, Nonlinear Proc. Geophys., submitted, 2011

Data derived NARMAX Dst Model, R. J. Boynton, M. A. Balikhin, S. A. Billings, A. S. sharma and O. A. Amariutei, Ann. Geophys., 2011.

Relativistic electron acceleration by compressional mode ULF waves: Evidence from correlated Cluster and LANL Spacecraft data, L. Tan, X. Shao, A. S. Sharma and S. Fung, J. Geophys. Res., submitted, 2011.

Electron-scale structure of thin current sheets in collisionless magnetic reconnection, N. Jain and A. S. Sharma, Geophys. Res. Lett., submitted, 2011.

Characterization of extreme events in space weather, A. S. Sharma and T. Veeramani, in Complexity and Extreme Events in Geosciences, Geophysical Monograph, eds., A. S. Sharma, V. P. Dimri, A. Bunde and D. N. Baker, Amer. Geophys. Union, Washington, DC, 2011

Complexity and extreme events in geosciences, A. S. Sharma, V. P. Dimri, A. Bunde, D. N. Baker,in Complexity and Extreme Events in Geosciences, Geophysical Monograph, eds., A. S. Sharma, V. P. Dimri, A. Bunde and D. N. Baker, Amer. Geophys. Union, Washington, DC, 2011

Multifractal properties of solar wind – magnetosphere coupling, B. T. Thomas and A. S. Sharma, Geophys. Res. Lett., in preparation, 2011.

Kinetic theory of thin current sheets (review), A. S. Sharma, L. M. Zelenyi and H. Malova, J. Geophys. Res., in preparation, 2011.

Coupled kinetic-global modeling of particle energization in the magnetotail, D. Stark and A. S. Sharma, J. Geophys. Res., in preparation, 2011.

Modeling and prediction of the spatio-temporal dynamics of the magnetosphere during geospace storms, A. S. Sharma and J. Chen, J. Geophys. Res., in preparation, 2011.

2010

Generation of whistler waves by a rotating magnetic field source, A. V. Karavaev, N. A. Gumerov, K. Papadopoulos, Xi Shao, A. S. Sharma, W. Gekelman, A. Gigliotti, P. Pribyl, and S. Vincena, Physics of Plasmas 17, January 2010.

Complexity and extreme events: Interdisciplinary science of natural hazards, A. S. Sharma, D. N. Baker, V. P. Dimri, A. Bunde, Eos, Trans. AGU, 91, 265, 2010.

Dynamical and statistical modeling of the multiscale magnetosphere, in Modern Challenges in Nonlinear Plasma Physics, eds. D. Vassiliadis, S. F. Fung, X. Shao, I. Daglis, and J. Huba, and AIP Conf. Proc. 1320, Amer. Inst. Phys., pp.72-76, 2010.

The Magnetospheric: A Complex Driven System, in Waves, Coherent Structures and Turbulence in Plasmas, edited by A. Sen,. S. Sharma and P. N. Guzdar, AIP Conf. Proc. 1308, American Institute of Physics, Melville, NY, pp. 200-212. 2010.

2009

Generation of polarized shear Alfven waves by rotating magnetic feild source, A. Gigliotti, W. Gekelman, P.Pribyl, S. Vincena, A. Karavaev, X. Shao, A. Surjalal Sharma, and D. papdopoulos, Physics of Plasmas, 16, 092106,2009.

Control of the energetic proton flux in the inner radiation belt by artificial means, X. Shao, K. Papadopoulos, and A. S. Sharma, July 2009.

Electron-scale processes in collisionless magnetic reconnection, N. Jain and A. S. Sharma, Phys. Plasmas, 16, 055905, 2009.

Control of the energetic proton flux in the inner radiation belt by artificial means, X. Shao, K. Papadopoulos, and A. S. Sharma, J. Geophys. Res., 14, A07214, doi:10.1029/2009JA014066, 2009.

Sources of sodium in the lunar exosphere: Modeling using groundbased observations of sodium emissions and spacecraft data of the plasma, M. Sarantos, R.M. Killen, A.S. Sharma and J.A. Slavin , Icarus, doi:10.1016/j.icarus.2009.07.039, 2009.

Generation of polarized shear Alfven waves by a rotating magnetic field source, A. Gligliotti, W. Gekelman, P. Pribyl, S. Vincena, A. Karavev, X. Shao, A. S. Sharma and D. Papadopoulos, Phys. Plasmas, 16, 092106, 2009.

Generation of whistler waves by a rotating magnetic field source, A. Karavaev, N. A. Gumerov, K. Papadopoulos, X. Shao, A. S. Sharma, W. Gekelman, A. Gligliotti, P. Pribyl, and S. Vincena, Phys. Plasmas, 16, 065912, 2009.

Nonlinear Geophysics: Why We Need It, S. Lovejoy, F. Agterberg, A. Carsteanu, Q. Cheng, J. Davidsen, H. Gaonac'h, V. Gupta, I. L'Heureux, W. Liu, , S. Morris, S. Sharma, R. Shcherbakov, A. Tarquis, D. Turcotte, and V. Uritsky, Eos, Trans. AGU, 90(48), 455-456, 2009

Helicon waves in the magnetotail, G. S. Lakhina, A. S. Sharma and K. Papadopoulos, J. Geophys. Res., 114, A07203, doi:10.1029/2008JA013905, 2009.

2008

Influence of plasma ions on source rates for the lunar exosphere during passage through the Earth's magnetosphere, Sarantos, M., R. M. Killen, A. S. Sharma, and J. A. Slavin, Geophys. Res. Lett., 35, L04105, doi:10.1029/2007GL032310, 2008.

Spatio-temporal dynamics of the magnetosphere during geospace storms : Mutual information analysis, J. Chen, , A. S. Sharma, J. Edwards, X. Shao and Y. Kamide, J. Geophys. Res., 113, A05217, doi:10.1029/2007JA012310, 2008.

Transient and localized processes in the magnetotail: A review, A. S. Sharma, R. Nakamura, A. Runov, E. E. Grigorenko, H. Hasegawa, M. Hoshino, P. Louarn, C. J. Owen, A. Petrukovich, J. -A. Sauvaud, V. Semenev, V. Sergeev, J. A. Slavin, B. U. O. Sonnerup, L. Zelenyi, G. Fruit, S. Haaland, H. Malova and K. Snekvik, Ann. Geophys., 26, 955–1006, 2008.

Multiscale behavior and fractional kinetics from the data of solar wind – magnetosphere coupling, G. M. Zaslavsky, M. Edelman, P. N. Guzdar, M. I. Sitnov and A. S. Sharma, Comm. Nonlin. Sci. & Num. Sim., 13, 314-330, 2008.

Stability of drift waves in field reversed configurations, A. S. Sharma, arXiv:0811.1201v1, 2008.

2007

Multilayered structure of thin current sheets: multiscale "Matrashka" model, A. S. Sharma, L. M. Zelenyi, H. V. Malova, V. Yu. Popov, and D. C. Delcourt, in Proceedings of the Eighth International Conference on substorms (ICS-8), edited by Syrjasuo and Donovan, University of Calgary, Alberta, Canada, pp. 279-294, 2007.

Spatio-temporatal dynamics of substorms during intense geospace storms, J. Chen, A. S. Sharma, and X. Shao, in Proceedings of the eighth International Conference on Substorms (ICS-8), edited by Syrjasuo and Donovan, University of Calgary, Alberta Canada, pp. 31-36, 2007.

Spatio-temporal dynamics of the magnetosphere during geospace storms: Mutual information analysis, J. Chen, A. S. Sharma, J. W. Edwards, X. Shao, and Y. Kamide, J. Geophys. Res., submitted, 2007.

Global and multiscale features of the magnetosphere: Data derived and global MHD modeling, A. S. Sharma, Proc. Internetaional Living With a Star Workshop, Goa, India, 2007.

Magnetosphere: Summary of Sessions and Discussions in Working Group 2, A. S. Sharma and J. U. Kozyra, Proc. International Living With a Star Workshop, Goa, India, 2007.

Twenty Years of Nonlinear Dynamics in Geosciences, J. B. Elsner, V. K. Gupta, S. Lovejoy, V. Lucarina, A. B. Murray, A. S. Sharma, S. Tebbens, A. A. Tsonis, D. Vassiliadis, Eos, Trans. AGU, 88(3), 29, 2007.

2006

Modeling and prediction of the magnetospheric dynamics during intense geospace storms, J. Chen and A. S. Sharma, J. Geophys. Res.,111(A4), A04209, doi:10.1029/2005JA011359, 2006.

“Matreshka” model of multilayered current sheet, L. M. Zelenyi, H. V. Malova, V. Yu. Popov, D. C. Delcourt, N. Yu. Ganushnika, and A. S. Sharma, Geophys. Res. Lett., 33, L22101, doi:10.1029/2005GL023315, 2006.

2005

Relationship between magnetopause shape, field aligned currents and transpolar potential, V. G. Merkine, K. Papadopoulos, A. S. Sharma, G. Milikh, J. Lyon and C. Goodrich, Planet. Sp. Sci., 2005.

Global MHD simulations of strongly driven magnetosphere: Modeling of the transpolar potential saturation, V. G. Merkine, A. S. Sharma, K. Papadopoulos, G. Milikh, J. Lyon and C. Goodrich, J. Geophys. Res., 2005.

Gamma ray flashes due to plasma processes in the atmosphere: Role of whistler waves, G. M. Milikh, P. N. Guzdar, and A. S. Sharma, J. Geophys. Res., 2005.

Role of chaos, self-organized criticality and phase transitions in magnetospheric physics, M. I. Sitnov, A. Y. Ukhorskiy, A. S. Sharma, and R. S. Weigel, in Complexity in Sun-Earth Connection, edited by A. T. Y. Lui and Y. Kamide, 2005.

2004

Nonlinear equilibrium structure of thin current sheets: influence of electron pressure anisotropy, L. M. Zelenyi, H. V. Malova, V. Yu. Popov, D. C. Delcourt, and A. S. Sharma, Nonlinear Proc. Geophys., 11, 1, 2004.

Global and multi-scale features of solar wind-magnetosphere coupling: From modeling to forecasting, A. Y. Ukhorskiy, M. I. Sitnov, A. S. Sharma, and K. Papadopoulos, Geophys. Res. Lett. 31 (8), L08802, doi:10.1029/2003GL018932, 2004.

Data-derived forecasting model for relativistic electron intensity at geosynchronous orbit, A. Y. Ukhorskiy, M. I. Sitnov, A. S. Sharma, B. J. Anderson, S. Ohtani, and A. T. Y. Lui, Geophys. Res. Lett., 31 (9), L09806, doi:10.1029/2004GL019616, 2004.

General Publications

1976

Effect of Magnetic Field on Propagation of Nonlinear Ion-Acoustic Waves, S. G. Tagare and A. S. Sharma, Phys. Fluids, 19, 762, 1976.

Nonlinear Saturation of Hot Beam-Plasma Instability, A. S. Sharma and B. Buti, Pramana, 6, 329, 1976.

Envelope Solutons and Holes for Sine-Gordon and Nonlinear Klein-Gordon Equations , A. S. Sharma and B. Buti, J. Phys., 9A, 1832, 1976.

Effect of Random Inhomogeneities on Nonlinear Ion-Acoustic Waves, A. S. Sharma and B. Buti, IEEE Trans. Plasma Sci., PS-4, 284, 1976.

1977

Connection Between Wave Envelope and Explicit Solution of a Nonlinear Dispersive Wave Equation, A. S. Sharma and H. Tasso, Max Planck Institute fur Plasmaphysik (Munich) Report IPP 6/158, 1977.

Stability of Obliquely Modulated Langmuir Waves in Collisional Plasmas, A. S. Sharma and B. Buti, IEEE Trans. Plasma Sci., PS-5, 293, 1977.

Nonlinear Dispersive Properties of Lower Hybrid Waves, A. S. Sharma, Proc. 3rd Int. Cong. on Waves and Instabilities in Plasmas, Palaiseau, France, 1977.

Modulational Instability of Electrostatic Drift Waves, M. Mohan A. S. Sharma and B. Buti, 3rd Int. (Kiev) Conf. On Plasma Theory, ICTP, Trieste, Italy, 1977.

1978

Self-Modulation of a Wave Packet in a Nonlinear Dispersive Medium, P. K. Shukla and A. S. Sharma, Phys. Lett., 65A, 279, 1978.

Modulational Instability and Envelope Solutions of Nonlinear Dispersive Wave Equations, A. S. Sharma and B. Buti, Pramana, 10, 447, 1978.

Modulational Instability of Ion Acoustic Waves in a Two-Electron Temperature Plasma, A. S. Sharma and B. Buti, Pramana, 10, 629, 1978.

Existence and Propagation of Finite Amplitude Upper Hybrid Solitary Waves, P. K. Shukla, M. Y. Yu, S. G. Tagare, A. S. Sharma and K. H. Spatschek, Plasma Physics, 20, 509, 1978.

Stability of Electrostatic Solitary Drift Waves, M. Mohan, A. S. Sharma and B. Buti, Plasma Phys., 20, 849, 1978.

1979

Stability of Drift Waves in Field Reversed Plasma Configurations, A. S. Sharma and R. N. Sudan, Proc. Sherwood Fusion Theory Meeting, Mt. Pocono, 1979.

1981

Excitation of Auroral Kilometric Radiation by Whistler Instability, A. S. Sharma, Bull. Astron. Soc. of India, 9, 64, 1981.

Kinetic Stability of Bennett Pinch, A. S. Sharma, U. Krishnamurthi, A. Sen and A. K. Sundaram, Proc. Eur. Conf. On Cont. Fusion & Plasma Phys., Moscow, 1981.

1982

Mode Conversion of Lower Hybrid to Electron-Acoustic Waves in Confined Plasmas, A. S. Sharma, M. Mohan and M. Y. Yu, Int. Conf. on Plasma Phys., Goteborg, Sweden, 1982.

1983

Stabilization of Ion Cyclotron Turbulence in Mirror Machines, Avinash and A.S. Sharma, Nucl. Fusion, 23, 799, 1983.

Vlasov Stability of Bennett Equilibrium, A. S. Sharma, Nucl. Fusion, 23, 1493, 1983.

The Electron-Acoustic Drift Instability, M. Mohan, A. S. Sharma and M. Y. Yu, Phys. Lett., 97A, 387, 1983.

1984

Electron Acoustic and Ion-Ion Hybrid Resonance-Drift Instability in Inhomogeneous Multi-ion-species Magnetoplasmas, S. S. Dash, A. S. Sharma and B. Buti, J. Plasma Phys., 32, 255, 1984.

Kinetic Theory of the Stability of Dense Plasma Focus, A. S. Sharma, Atomkernenergie-Kerntechnik, 44, 201, 1984.

Fast Particle Effects on Radiation Losses and Startup, R. Jayakumar and A. S. Sharma, Proc. IEEE Int. Conf. on Plasma Sci., St. Louis, 1984.

1985

Spectrum of Turbulent Ion-Acoustic Waves in a Magnetic Field, A. Basu, A. S. Sharma and A. C. Das, Plasma Phys. And Con. Fus., 27, 43, 1985.

Betatron-Modified ion-Acoustic Instability of the Bennett Equilibrium, U. Krishnamurthi, A. S. Sharma, A. Sen and A. K. Sundaram, Nucl. Fusion, 25, 953, 1985.

Energy: A Perspective, A. S. Sharma, J. Manipur Sci. Assoc., 1, 60, 1985.

1986

Startup Studies of Aditya Tokamak, A. S. Sharma and P. N. Guzdar, Institute for Plasma Research (Bhat, India) Report IPR/RR-1/86, 1986.

1987

Design of Gas Feed System for Aditya Tokamak, N. Venkataramani, Y. C. Saxena, A. S. Sharma and H. A. Pathak, Proc. 4th National Conf. on Plasma Sci. & Tech., Bhat, India, 1987.

Impurity Behaviour During the Startup Phase of Tokamaks, S. P. Deshpande and A. S. Sharma, Institute for Plasma Research (Bhat) Report IPR/RR-20/87, 1987.

2-1/2D Simulation of Relativistic Electron Beams, M. K. Vijayasankar and A. S. Sharma, Proc. 4th National Conf. on Plasma Sci. & Tech., Bhat, India, 1987.

1988

Numerical Determination of Plasma Equilibrium for Aditya Tokamak, A. K. Agarwal, A. S. Sharma and D. P. Ahalpara, Institute for Plasma Research (Bhat) Report IPR/TR-27/88, 1988.

Numerical Simulation of Radial Plasma Transport in Aditya Tokamak, G. Mukherjee, A. S. Sharma and D. P. Ahalpara. Institute for Plasma Research (Bhat) Report IPR/TR 28/88, 1988.

Atomic Rate Coefficients for Fusion ? A Comparative Study, S. P. Deshpande, A. S. Sharma, J. Shankar, A. K. Dham and S. C. Gupta, Institute for Plasma Research (Bhat) Report IPR/TR-31/88, 1988.

Runaway Electrons During Tokamak Startup, A. S. Sharma and R. Jayakumar, Nucl. Fusion, 28, 491, 1988.

Kinetic Theory of the m=1 Kink Instability in Z-pinches, U. Krishnamurthi, A. S. Sharma and A. Sen, Nucl. Fusion, 28, 789, 1988.

Resonance Absorption of Alfven Waves at Comet-Solar Wind Interaction Regions, A. S. Sharma, P. J. Cargill and K. Papadopoulos, Geophys. Res. Lett., 23, 2899, 1988.

1989

On the Efficient Operation of a Plasma ELF Antenna Driven by Modulation of Ionospheric Currents, K. Papadopoulos, A. S. Sharma and C. L. Chang, Comm. Plasma Phys. and Cont. Fus., 13, 1, 1989.

1990

Kinetic Theory of Current Driven Ion-Acoustic Instability in Collisional Plasma, S. K. Sharma, P. K. Kaw and A. S. Sharma, Institute for Plasma Research (Bhat) Report IPR/RR-47/90, 1990.

Low Dimensional Chaos in Magnetospheric Activity from Time-Series AE Data, D. Vassiliadis, A. S. Sharma, T. E. Eastman and K. Papadopulos, Geophys. Res. Lett., 17, 1841, 1990.

1991

Nonlocal Theory of the Resistive Hose Instability of a Beam with Bennett Profile, U. N. Rao, A. Sen and A. S. Sharma, Phys. Scripta, 43, 310, 1991.

Lyapunov Exponent of Magnetospheric Activity from AL Time Series, D. V. Vassiliadis, A. S. Sharma and K. Papadopoulos, Geophys. Res. Lett., 18, 1643, 1991.

1993

Lower Hybrid Turbulence at Cometary Bow-Wave and Acceleration of Cometary Protons, V. D. Shapiro, V. I. Shevchenko, A. S. Sharma, K. Papadopoulos, R. Z. Sagdeev and V. B. Lebedev, J. Geophys. Res., 98, 1325, 1993.

Reconstruction of Low Dimensional Magnetospheric Dynamics by Singular Spectrum Analysis, A. S. Sharma, D. V. Vassiliadis and K. Papadopoulos, Geophys. Res. Lett., 20, 335, 1993.

An Empirical Model Relating the Auroral Geomagnetic Activity to the Interplanetary Magnetic Field, D. Vassiliadis, A. S. Sharma and K. Papadopoulos, Geophys. Res. Lett., 20, 1731, 1993.

Is the Magnetosphere a Lens to MHD Waves?, K. Papadopoulos, A. S. Sharma and J. A. Valdivia, Geophys. Res. Lett., 20, 2809, 1993.

Nonlinear Dynamics of Space Plasmas and Predictive Modeling, A. S. Sharma, in Research Trends in Nonlinear Space Plasma Physics, R. Sagdeev, ed. Am. Inst. Phys., New York, p. 140, 1993.

Time Series Analysis of Magnetospheric Activity using Nonlinear Dynamical Methods, D. Vassiliadis, A. S. Sharma and K. Papadopoulos, in Chaotic Dynamics: Theory and Practice, T. Bountis, ed., Plenum Press, 1993.

1994

Hybrid Simulation of Comet Shoemaker-Levy Encounter with Jovian Bow-shock, A. S. Lipatov and A. S. Sharma, Geophys. Res. Lett., 21, 1059, 1994.

Two-dimensional hybrid simulation of whistler and Alfven wave generated by plasma beams in tangential discontinuities, A. S. Lipatov, A. S. Sharma, and K. Papadopoulos, University of Maryland Department of Astronomy Report, 1994.

One- and two-dimensional hybrid simulation of tangential discontinuities, A. S. Lipatov, A. S. Sharma, and K. Papadopoulos, University of Maryland Department of Astronomy Report, 1994.

The Role of Helicon Waves in Magnetospheric and Ionospheric Physics, K. Papadopoulos, H. B. Zhou and A. S. Sharma, Comm. Plasma Phys. & Cont. Fusion, 15, 321, 1994.

Phase Space Reconstruction using Singular Spectrum Analysis, A. S. Sharma, in Physics of Space Plasmas (1993), SPI Conference Proceedings and Reprint Series, Number 12, T. Chang, G. B. Crew and J. R. Jasperse, eds., Scientific Publishers, Cambridge, Mass., 1994.

Low Dimensional Dynamics and Prediction of Substorms, in Substorms-2: Proc. 2nd Int. Conf. on Substorms, edited by J. R. Kan, J. D. Craven, and S.-I. Akasofu, pp. 467-471, University of Alaska, Fairbanks, AK, 1994.

1995

Assessing the Magnetosphere?s Nonlinear Behavior: Its Dimension is Low, its Predictability High, (U. S. National Rep. To the IUGG (1991-1994)), Rev. Geophys., 33, 645, 1995.

Global and Local Geospace Modeling in ISTP, K. Papadopoulos, J. Lyon, C. C. Goodrich, P. J. Cargill, A. S. Sharma, R. Kulkarni, C. L. Chang, and A. Mankopfsky, Space Sci. Rev., 71, 671, 1995.

Thermal Instability in the Inner Coma of a Comet, G. M. Milikh and A. S. Sharma, Geophys. Res. Lett., 22, 639, 1995.

Alpha Particle Heating by Transit Time Damping at the Comet-Solar Wind Interaction Region, A. S. Sharma and K. Papadopoulos, J. Geophys. Res., 100, 7891, 1995.

A. Semi-Implicit Routine to Solve Nonlinear PDE?s in Two Dimensions: Application to Burger Equation, R. R. Rosa, L. Vinhas, J. A. Valdivia and A. S. Sharma, Proc. XVI National Conf. Applied and Computational Mathematics, Curtiba, Brazil, 1995.

1996

Nonlinear Dynamics of the Magnetosphere and Space Weather, A. S. Sharma, in Proc. 3rd International Conference on Substorms, ESA Publication 389, pp. 645-650, 1996.

Nonlinear Dynamics of the Magnetosphere, A. S. Sharma, in Physics of Space Plasmas (1995), T. Chang and J. R. Jasperse, eds., Scientific Publishers, Cambridge, Mass., pp. 469-479, 1996.

Structure and Dynamics of Inner Cometary Plasmas, A. S. Sharma and G. M. Milikh, J. Geophys. Res., 101, 2713, 1996.

Electronmagnetohydrodynamic Response of a Plasma to an External Current Pulse, H. B. Zhou, K. Papadopoulos, A. S. Sharma and C.-L. Chang, Phys. Plasmas, 3, 1484, 1996.

Thermal Instability and Transport Effects in Comets, A. S. Sharma and G. M. Milikh, Astrophys. Space Sci., 238, 77, 1996.

Prediction of Magnetic Storms Using Nonlinear Models, J. A. Valdivia, A. S. Sharma and K. Papadopoulos, Geophys. Res. Lett., 23, 2899, 1996.

1997

Dissipative Structure and Weak Turbulence in the Solar Corona, R. R. Rosa, H. S. Sawant, J. A. Valdivia and A. S. Sharma, Adv. Space Res., 20(12), 2303, 1997.

Charging of Substrates Irradiated by Particle Beams, P. N. Guzdar, A. S. Sharma and S. K. Guharay, Appl. Phys. Lett., 71, 3302, 1997.

Nonlinear Dynamical Studies of Global Magnetospheric Dynamics, A. S. Sharma, in Nonlinear Waves and Chaos in Space Plasmas, ed. T. Hada and H. Matsumoto, Terra Scientific, Tokyo, pp. 359--389, 1997.

Helicon waves in the magnetotail, G. S. Lakhina, A. S. Sharma, and K. Papadopoulos, University of Maryland Department of Astronomy Report, 1997.

1998

Spatio-Temporal Chaos Using Time Series Data, A. S. Sharma, J. A. Valdivia and R. Rosa, in Nonlinear Dynamics and Computational Physics, edited by V. B. Sheorey, Narosa Publishers, New Delhi, India, pp. 201-213, 1998.

Computational Operators for Dynamical Complex Pattern Recognition, R. R. Rosa, C. Rodrigues Neto, F. M. Ramos, A. S. Sharma, and J. A. Valdivia, in Modelling Collective Phenomena in Complex Systems, Vol. 22F, pp. 304-414, 1998.

Role of the Temperature Ratio in the Linear Stability of the Quasi-neutral Sheet Tearing Mode, M. I. Sitnov, H. V. Malova and A. S. Sharma, Geophys. Res. Lett., 25, 269, 1998.

Characterization of Localized Turbulence in Plasma Extended Systems, R. R. Rosa, A. S.Sharma and J. A. Valdivia, Physica A, 257, 509, 1998.

Current Understanding of Magnetic Storms: Storm-substorm Relationships, Y. Kamide, W. Baumjohann, I. A. Daglis, W. D. Gonzalez, M. Grande, J. A. Joselyn, R. L. McPherron, J. L. Phillips, E. G. D. Reeves, G. Rostoker, A. S. Sharma, H. J. Singer, B. T. Tsurutani and V. M. Vasyliunas, J. Geophys. Res., 103, 17,705, 1998.

Pseudobreakups during January 10, 1997, J. K. Arballo, C. M. Ho, G. S. Lakhina, B. T. Tsurutani, X. Y. Zhou, Y. Kamide, J. H. Shue, S. I. Akasofu, R. P. Lepping, C. C. Goodrich, K. Papadopoulos, A. S. Sharma and J. G. Lyon, in Substorms-4: Proc. 4th Internl. Conf. on Substorms, edited by S. Kokubun and Y. Kamide, Terra Sci., Tokyo, pp. 315-318, 1998.

Role of Transient Electrons and Microinstabilities in the Tearing Instability of the Geomagnetic Current Sheet and the General Scenario of the Substorm as a Catastrophe, M. I. Sitnov and A. S. Sharma, in Substorms-4: Proc. 4th Internl. Conf. on Substorms, edited by S. Kokubun and Y. Kamide, Terra Sci., Tokyo, pp. 539-542, 1998.

The Electrojet Currents: Understanding their Spatio-Temporal Multivariate Properties, J. A. Valdivia, D. Vassiliadis, A. J. Klimas and A. S. Sharma, in Substorms-4: Proc. 4th Internl. Conf. on Substorms, edited by S. Kokubun and Y. Kamide, Terra Sci., Tokyo, pp. 669-672, 1998.

Dynamical Relationship Between Storms and Substorms, A. S. Sharma, J. A. Valdivia and Y. Kamide, in Substorms-4: Proc. 4th Internl. Conf. on Substorms, edited by S. Kokubun and Y. Kamide, Terra Sci., Tokyo, pp. 737-740, 1998.

What Triggers Substorms Expansion Onsets? Current Understanding and Outlook (Session Summary), A. S. Sharma and D. N. Baker, in Substorms-4: Proc. 4th Internl. Conf. on Substorms, edited by S. Kokubun and Y. Kamide, Terra Sci., Tokyo, pp. 245-248, 1998.

1999

Reply to Comment by W. H. Wallace on ?Current Understanding of Magnetic Storms: Storm-Substorm Relationships?, Y. Kamide, W. Baumjohann, I. A. Daglis, W.D. Gonzalez, M. Grande, J. A. Joselyn, R. L. McPherron, J. L. Phillips, E. G. D. Reeves, G. Rostoker, A. S. Sharma, H. J. Singer, B. T. Tsurutani, and V. M. Vasyliunas, J. Geophys. Res., 104, 7051, 1999.

Linear Stability of a Tearing Mode in a Quasineutral Current Sheet, M. I. Sitnov, H. V. Malova and A. S. Sharma, Plasma Physics Reports, 25, 277, 1999.

Characterization of Asymmetric Fragmentation Patterns in Spatially Extended Systems, R. R. Rosa, A. S. Sharma and J. A. Valdivia, Intern. J. Mod. Phys. C, 10, 147, 1999.

The Spatio-temporal Structure of Magnetic Storms, J. A. Valdivia, D. Vassiliadis, A. J. Klimas, A. S. Sharma and K. Papadopoulos, J. Geophys. Res., 104, 12,239, 1999.

Modeling the Spatial Structure of the High Latitude Magnetic Perturbations and the Related Current Systems, J. A. Valdivia, D. Vassiliadis, A. J. Klimas, and A. S. Sharma, Phys. Plasmas, 6, 4185, 1999.

Spatio-temporal Development of Filaments Due to the Thermal Self-focusing Instability Near the Critical Surface in Ionospheric Plasmas, N. A. Gondarenko, P. N. Guzdar, G. M. Milikh, A. S. Sharma, K. Papadopoulos and S. L. Ossakow, Radio Sci. Quantum Elect., 42, 670, 1999.

Characterization of Gradient Dynamics in Nonlinear Coupled Map Lattices, R. R. Rosa, F. M. Ramos, C. R. Neto, J. A. Valdivia and A. S. Sharma, Proc. VIII Intern. Conf. on Dynamical Problems in Mechanics, Rio de Janeiro, Brazil, 1999.

Characterization of asymmetric fragmentation patterns in spatially extended systems, R. R. Rosa, A. S. Sharma, and J. A. Valdivia, Intern. J. Mod. Phys. C, 10 , 147, 1999.

2000

Diffraction Model of Ionospheric Irregularity-Induced Heater-Wave Pattern Detected on the WIND Satellite, P. N. Guzdar, N. A. Gondarenko, K. Papadopoulos, G. M. Milikh, A. S. Sharma, P. Rodriguez, Yu V. Tokarev, Y. Belov and S. L. Ossakow, Geophys. Res. Lett., 26, 317, 2000.

Phase Transition-like Behavior of the Magnetosphere During Substorms, M. I. Sitnov, A. S. Sharma, K. Papadopoulos, D. Vassiliadis, J. A. Valdivia and A. J. Klimas, J. Geophys. Res., 105, 12,955, 2000.

Thin Current Sheet Embedded within a Thicker Plasma Sheet: Self-Consistent Theory, M. I. Sitnov, L. M. Zelenyi, H. V. Malova and A. S. Sharma, J. Geophys. Res., 105, 13,039, 2000.

Self-consistent model of 1D current sheet: The role of drift, magnetization and diamagnetic currents, H. Malova, M. I. Sitnov, L. Zelenyi and A. S. Sharma, Proc. Chapman Conf. Magnetospheric Currents, AGU, 2000.

Thin and Superthin Ion Current Sheet: Quasiadiabatic and Nonadiabatic Models, L. M. Zelenyi, M. I. Sitnov, H. V. Malova and A. S. Sharma, Nonlinear Processes in Geophys, 7, 127, 2000.

Structure of Non-adiabatic Current Sheets: Role of the Trapped Population and Phase Mixing, H. Malova, A. A. Bykov, V. Yu. Popov, T. M. Pulkkinen, A. S. Sharma, L. M. Zelenyi, in Substorms-5: Proc. 5th Internl. Conf. on Substorms, ESA Pub. SP-443, 2000.

Magnetotail Thin Current Sheet Models and their Role in Substorm Physics, M. I. Sitnov and A. S. Sharma, in Substorms-5: Proc. 5th Internl. Conf. on Substorms, ESA Pub. SP-443, 2000.

Storm-substorm Relationship (Session summary), T. I. Pulkkinen and A. S. Sharma, in Substorms-5: Proc. 5th Internl. Conf. on Substorms, ESA Pub. SP-443, 2000.

Global and Multi-Scale Features of Substorms Inferred from Ground-based and Multi-spacecraft Data, A. S. Sharma, V. A. Sergeev, M. I. Sitnov and K. Papadopoulos, in Substorms-5: Proc. 5th Internl. Conf. on Substorms, ESA Pub. SP-443, 2000.

Distinctive features of forced current sheets: Electrostatic effects, M. I. Sitnov, A. S. Sharma, L. M. Zelenyi and H. V. Malova, in Substorms-5: Proc. 5th Internl. Conf. on Substorms, ESA Pub. SP-443, 2000.

Non-equilibrium Transitions in the Magnetosphere: Phase Transition, Self-organized Criticality and Catastrophe Scenario, A. S. Sharma, University of Maryland Department of Astronomy Report, 2000.

Thin current sheet embedded within a thicker plasma: Self-consistent kinetic theory, M. I. Sitnov, L. M. Zelenyi, H. V. Malova and A. S. Sharma, J. Geophys. Res., 105, 13,029, 2000.

Phase transition like behaviour of the magnetosphere during storms, M. I. Sitnov, A . S. Sharma, K. Papadopoulos, D. Vassiliadis , J. A. Valdivia, A . J. Klimas, and D. N. Bake, Journal of Geophysical Research, June 1, 2000.

2001

Modeling Ionospheric Absorption Modified by Anomalous Heating During Signals at Substorms, G. M. Milikh, Ya. S. Diamant, P. N. Guzdar, A. S. Sharma, K. Papadopoulos, C. C. Goodrich, E. M. Burns, X. Shao, T. J. Rosenberg, A. T. Weatherwax, M. J. Wiltberger, J. G. Lyon and J. A. Fedder, Geophys. Res. Lett., 28, 487, 2001.

Substorm as Nonequilibrium Transitions of the Magnetosphere, A. S. Sharma, M. I. Sitnov, and K. Papadopoulos, J. Atmos. Solar. Terr. Phys., 63, 1399, 2001.

Gamma Ray Flashes Produced by Plasma Effects in the Middle Atmosphere, P. K. Kaw, G. M. Milikh, A. S. Sharma, P. N. Guzdar and K. Papadopoulos, Phys. Plasmas, 8, 4954, 2001.

Three-dimensional MHD simulations of the Earth?s magnetosphere on Feb 9-10 for northward interplanetary magnetic field and comparison of the lobe field with Geotail observations, X. Shao, P. N. Guzdar, K. Papadopoulos, C. C. Goodrich, A. S. Sharma, , G. M. Milikh, M. J. Wiltberger, and J. G. Lyon, Geophys. Res. Lett., 28 (20), 3835, 2001.

Conference explores relationship between geomagnetic storms and substorms, Eos, Trans. Am. Geophys. Union, 82 (49), 603, December 4, 2001.

Modeling substorm dynamics of the magnetosphere: From self-organization and self-organized criticality to nonequilibrium phase transitions, M. I. Sitnov, A. S. Sharma, K. Papadopoulos, and D. Vassiliadis, Phys. Rev. E, 65, 016116, 2001.

2002

Comparing ground magnetic field perturbations from global MHD simulations with magnetometer data for January 10, 1997 magnetic storm event, X. Shao, P. N. Guzdar, G. M. Milikh, K. Papadopoulos, A. S. Sharma, E. Burns, M. J. Wiltberger and J. G. Lyon, J. Geophys. Res., 107(A8), 10.1029/2000JA000445, 2002.

Forced current sheets in the Earth's magnetotail: Its role and evolution due to nonadiabatic particle scattering, L. M. Zelenyi, D. Delcourt, H. V. Malova, A. S. Sharma, V. Yu. Popov, and A. A. Bykov, Adv. Space Res., 30(7), 1629, , 2002.

Magnetic reconnection onset in the tail of the Earth?s magnetosphere, M. I. Sitnov, A. S. Sharma, P. N. Guzdar and P. H. Yoon, J. Geophys. Res., 107(A9), 1256, doi:10.1029/2001JA009148, 2002.

Aging of the magnetotail thin current sheets, L. M. Zelenyi, D. C. Delcourt, H. V. Malova and A. S. Sharma, Geophys. Rev. Lett., 29 (12), 10.1029/2001GL013789, 2002.

The significance of tail instabilities in triggering substorm onset, M. I. Sitnov, A. S. Sharma, A. T. Y. Lui, P. H. Yoon and P. N. Guzdar, Proc. 6th Internl. Conf. on Substorms, pp. 231-238, University of Washington Press, 2002.

Catastropic-like evolution of thin current sheets due to non-adiabatic scattering processes, L. M. Zelenyi, H. V. malova, V. Yu. Popov, D. C. Delcourt, and A. S. Sharma, Proc. 6th Internl. Conf. on Substorms, pp. 245-252, University of Washington Press, 2002.

Modeling and forecasting of the multiscale features of magnetospheric dynamics during substorms, A. Y. Ukhorskiy, M. I. Sitnov, A. S. Sharma, and K. Papadopoulos, Proc. 6th Internl. Conf. on Substorms, pp. 496-501, University of Washington Press, 2002.

Global and multiscale aspects of magnetospheric dynamics in local-linear filters, A. Y. Ukhorskiy, M. I. Sitnov, A. S. Sharma and K. Papadopoulos, J. Geophys. Res., 107(A11), 1369, doi:10.1029/2001JA009160, 2002.

2003

Phase transition-like behavior of magnetospheric substorms: Global MHD simulation results, X. Shao, M. I. Sitnov, A. S. Sharma, K. Papadopoulos, C. C. Goodrich, P. N. Guzdar, G. M. Milikh, M. J. Wiltberger, and J. G. Lyon, J. Geophys. Res., 108 (A1), 1037, doi:10.1029/2001JA009237, 2003.

Intense space storms: Critical issues and open disputes, I. A. Daglis, J. U. Kozyra, Y. Kamide, D. Vassiliadis, A. S. Sharma, M. W. Liemohn, W. D. Gonzalez, B. T. Tsurutani and G. Lu, J. Geophys. Res., 108, 1208, doi:10.1029/2002JA009722, 2003.

Combining global and multiscale features in the description of solar wind ? magnetosphere coupling, A. Y. Ukhorskiy, M. I. Sitnov, A. S. Sharma and K. Papadopoulos, Ann. Geophys., 21(9), 1913, 2003.

Effects of the solar wind electric field and ionospheric conductance on the cross polar cap potential: Results of global MHD modeling, V. G. Merkine, K. Papadopoulos, G. Milikh, A. S. Sharma, X. Shao, J. Lyon, C. Goodrich, Geophys. Res. Lett., 30 (23), 2180, doi:10.1029/2003GL017903, 2003.

2004

The storm-substorm relationship: Current understanding and outlook, A. S. Sharma, D. N. Baker, M. Grande, Y. Kamide, G. S. Lakhina, R. M. McPherron, G. D. Reeves, G. Rostoker, R. Vondrak and L. Zelenyi, in Disturbances in Geospace: The storm-substorm relationship, Geophysical Monograph Series, Vol. 142, edited by A. S. Sharma, Y. Kamide and G. S. Lakhina, pp. 1-14, Amer. Geophys. Union, 2004.

Modeling the magnetosphere using time series data, A. S. Sharma, M. I. Sitnov, A. Y. Ukhorskiy and J. A. Valdivia, in Disturbances in Geospace: The storm-substorm relationship, Geophysical Monograph Series, Vol. 142, edited by A. S. Sharma, Y. Kamide and G. S. Lakhina, Amer. Geophys. Union, 2004.

Role of electrostatic effects in thin current sheets, L. M. Zelenyi, H. V. Malova, V. Yu. Popov, D. C. Delcourt, and A. S. Sharma, Multiscale Processes in the Earth?s Magnetosphere: From Interball to Cluster, edited by J.-A. Sauvaud, and Z. Nemecek, Kluwer Acad. Pub., 2004.

Global and multiscale features of solar wind-magnetosphere coupling: From modeling to forecasting, A. Y. Ukhorskiy, M. I. Sitnov, A. S. Sharma, and K. Papadopoulos, Geophys. Res. Lett. 31 (8), L08802, doi:10.1029/2003GL018932, 2004.

2005

Nonequilibrium Phenomena in the Earth's Magnetosphere: Phase Transition, Self-organized Criticality and Turbulence; A.S. Sharma, D.N. Baker and J. Borovsky, in Nonequilibrium Phenomena in Plasmas, edited by A. S. Sharma and P. K. Kaw, Springer-Verlag, Berlin, 2005.

Global and Multiscale Phenomena of the Magnetosphere; A.S. Sharma, A.Y. Ukhorskiy and M.I. Sitnov, in Nonequilibrium Phenomena in Plasmas, edited by A. S. Sharma and P. K. Kaw, Springer-Verlag, Berlin, 2005.

Magnetospheric Multiscale Mission: Cross-scale Exploration of Complexity in the Magnetosphere; A.S. Sharma and S.A. Curtis, in Nonequilibrium Phenomena in Plasmas, edited by A. S. Sharma and P. K. Kaw, Springer-Verlag, Berlin, 2005.

Gamma ray flashes due to plasma processes in the atmosphere: Role of whistler waves, G. M. Milikh, P. N. Guzdar, J. Geophys. Res., 110, A02308, doi:10.1029/2004JA010681, 2005.

Bifurcated thin current sheets in the Earth?s magnetosphere: Comparison of model and ?in situ? observations, , L. M. Zelenyi, H. V. Malova, V. Yu. Popov, D. C. Delcourt, and A. S. Sharma, , in Frontiers in Magnetospheric Plasma Physics, Vol. 16, edited by M. Hoshino, Y. Omura and L. Lanzerotti, Elsevier, 2005.

Relationship between magnetopause shape, field aligned currents and transpolar potential, V. G. Merkine, K. Papadopoulos, A. S. Sharma, G. Milikh, J. Lyon and C. Goodrich, Planet. Sp. Sci., accepted, 2005.

Effect of anomalous electron heating on the transpolar potential in the LFM global MHD model, V. G. Merkin, G. Milikh, K. Papadopoulos, A. S. Sharma, J. Lyon, C. Goodrich and M. Wiltberger, Geophys. Res. Lett., to be submitted, 2005.

Multifractal properties of solar wind ? magnetosphere coupling, B. T. Thomas and A. S. Sharma, to be submitted, 2005.

Substorm characteristics during solar wind pressure pulses: Results from the average mutual information of magnetometer data, J. Edwards, A. S. Sharma, M. I. Sitnov, and Y. Kamide, Geophys. Res. Lett., to be submitted, 2005.

II. Books

Disturbances in Geospace: The Storm-Substorm Relationship,
Geophysical Monograph Series 142,
A. Surjalal Sharma, Gurbax S. Lakhina and Yohsuke Kamide, eds.,
American Geophysical Union, Washington, DC, 2003.

Noneqeilibrium Phenomena in Plasmas,
A. Surjalal Sharma and Predhiman K. Kaw, eds.,
Astrophysics and Space Science Library, Vol. 321,
Springer, Berlin, 2005.

III. Book Chapters

Bifurcated thin current sheets in the Earth?s magnetosphere: Comparison of model and ?in situ? observations, L. M. Zelenyi, H. V. Malova, V. Yu. Popov, D. C. Delcourt, and A. S. Sharma, in Frontiers in Magnetospheric Plasma Physics, Vol. 16, edited by M. Hoshino, Y. Omura and L. Lanzerotti, Elsevier, 2005.

The storm-substorm relationship: Current understanding and outlook, A. S. Sharma, D. N. Baker, M. Grande, Y. Kamide, G. S. Lakhina, R. M. McPherron, G. D. Reeves, G. Rostoker, R. Vondrak and L. Zelenyi, in Disturbances in Geospace: The storm-substorm relationship , Geophysical Monograph Series, Vol. 142, edited by A. S. Sharma, Y. Kamide and G. S. Lakhina, pp. 1-14, Amer. Geophys. Union, 2004.

Nonlinear Dynamical Studies of Global Magnetospheric Dynamics, A. S. Sharma, in Nonlinear Waves and Chaos in Space Plasmas, ed. T. Hada and H. Matsumoto, Terra Scientific, Tokyo, pp. 359--389, 1997.

Nonlinear Dynamics of the Magnetosphere, A. S. Sharma, in Physics of Space Plasmas (1995), T. Chang and J. R. Jasperse, eds., Scientific Publishers, Cambridge, Mass., pp. 469-479, 1996.

Nonlinear Dynamics of Space Plasmas and Predictive Modeling, A. S. Sharma, in Research Trends in Nonlinear Space Plasma Physics, R. Sagdeev, ed. Am. Inst. Phys., New York, p. 140, 1993.

IV. Review Articles

Intense space storms: Critical issues and open disputes , I. A. Daglis, J. U. Kozyra, Y. Kamide, D. Vassiliadis, A. S. Sharma, M. W. Liemohn, W. D. Gonzalez, B. T. Tsurutani and G. Lu, J. Geophys. Res., 108, 1208, doi:10.1029/2002JA009722, 2003.

Assessing the Magnetosphere?s Nonlinear Behavior: Its Dimension is Low, its Predictability High, (U. S. National Rep. To the IUGG (1991-1994)), Rev. Geophys., 33, 645, 1995.

Global and Local Geospace Modeling in ISTP, K. Papadopoulos, J. Lyon, C. C. Goodrich, P. J. Cargill, A. S. Sharma, R. Kulkarni, C. L. Chang, and A. Mankopfsky, Space Sci. Rev., 71, 671, 1995.

V. Submitted Papers