Electromagnetic Propulsion Brice Cassenti University of Connecticut

Electromagentic Propulsion Electri Rocket Propulsion Solar and Laser Sailing

Electromagnetic Forces Particle with – Charge – Mass – Velocity Electric Field Intensity Magnetic Flux Density Equation of motion

Plasma Drift B applied magnetic field E applied electric field j current due to E v drift velocity

Hall Effect in a Solid

Current Flow in a Plasma In a neutral plasma – – n i, n e are the ion and electron number densities Current is –  is the conductivity

Resistojet Humble, et al

Electron Bombardment Ion Thruster Sutton

Rail Acclerator Sutton

MPD Arcjet Sutton

Hall Accelerator Sutton

Solar and Laser Sails Momentum of light – Pressure due to reflection – Intensity of sun at earth – 1360 W/m 2

Solar Sails Google “Solar Sail images”

Laser Sails R.L. Forward

Microwave Sail - Starwisp R.L. Forward

References Davidson, R.C. and H. Qin, Physics of Intense Charged Particle Beams in High Energy Physics, Imperial College Press, London and World Scientific Publishing Co., Pte. Ltd., Singapore, Davidson, R.C., Physics of Nonneutral Plasmas, Imperial College Press, London and World Scientific Publishing Co., Pte. Ltd., Singapore, Forward, R.L., Beamed Power Propulsion to the Stars, AAAS Symposium on Interstellar Communication and Travel, AAAS Annual Meeting, Philadelphia, May 1986 Hughes, W.F., and J.A. Brighton, Theory and Problems of Fluid Dynamics, Schaum’s Outline Series, McGraw-Hill Book Company, New York, Humble, R.W., G.N. Henry, and W.J. Larson, Space Propulsion Analysis and Design, The McGraw-Hill Publishing Companies, Inc., New York, Jeffrey, A., Magnetohydrodynamics, John Wiley & Sons, Inc., Samaras, D.G., Theory of Ion Flow Dynamics, Dover Publishers, Inc., New York, 1962 Sutton, G. and O. Biblarz, Rocket Propulsion Elements, 7 th edition, John Wiley & Sons, Inc., New York, 2001.