TY - GEN AU - Williams,D J AU - Mauk,B H AU - McEntire,R E AU - Roelof,E C AU - Armstrong,T P AU - Wilken,B AU - Roederer,J G AU - Krimigis,S M AU - Fritz,T A AU - Lanzerotti,L J TI - Electron beams and ion composition measured at Io and in its torus SN - 0036-8075 PY - 1996///1031 KW - Electrons KW - Extraterrestrial Environment KW - Ions KW - Jupiter KW - Magnetics KW - Oxygen KW - analysis KW - Protons KW - Sulfur N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S UR - https://doi.org/10.1126/science.274.5286.401 ER -