Neutral Current Sheets in Plasmas in Space and in the Laboratory. - 1. Introduction. - 2. Production of a Quasisteady Neutral Sheet. - 3. The Neutral Sheet or Petschek Flow?. - 4. Decrease in the Plasma Density near a Neutral Sheet. - 5. Stability of a Neutral Sheet. - Literature Cited. - Hydrodynamic Plasma Flow in a Strong Magnetic Field. - I. Hydrodynamic Plasma Flow in a Strong Magnetic Field in the Absence of Null Lines. - II. Appearance of a (Neutral) Current Sheet during Plasma Motion in the Field of a Plane Magnetic Dipole. - III. Hydrodynamic Plasma Flow near a Current Sheet. - Literature Cited. - Numerical Integration of the MHD Equations near a Magnetic Null Line. - 1. Equations for Two-Dimensional Flow. - 2. Small-Amplitude Waves. - 3. Numerical Integration. - 4. Calculated Results and Discussion. - Literature Cited. - Kinetics of a Neutral Current Sheet. - 1. Equilibrium State. - 2. Stability of a Neutral Current Sheet. - 3. Simple Models for Charged-Particle Acceleration at Neutral Current Sheets. - 4. Model for the Decay of a Current Sheet. - Literature Cited. - Experimental Study of the Conditions for the Appearance of a Neutral Current Sheet in a Plasma: Some Characteristics of the Sheet. - I. Events which Occur as a Plasma Moves in a Magnetic Field with a Null Line. - II. Experimental Apparatus for Studying the Formation of a Current Sheet near a Magnetic Null Line. - III. Current Profile near a Magnetic Null Line; Turbulent Plasma Resistance. - IV. ? Discharge in a Quadrupole Magnetic Field as a Method for Producing a Dense Plasma. - V. Development of a Neutral Current Sheet in a Magnetic Field with a Null Line in a Plasma with a Density n ? 2 1014 cm-3. - Summary. - Literature Cited. Language: English