Presented by	TITLE	Ref.No.
Uberoi C.	Ion-Neutral Collision Effects on Alfven Surface Waves	P2.139
Ueda M.	Results from Microwave and Glow Discharge Plasma Immersion Ion Implantation Experiments	P4.229
Uesugi Y.	Study on the Radio-Frequency Driven Sheath in the Ion Cyclotron Slow Wave Antennas	P1.079
Uchida G.	Dust Vortex in a DC Discharge Plasma under a Weak Magnetic Field	P2.226
Utsunomiya S.	Suppression and Enhancement of Unstable Ion Cyclotron Harmonic Waves by rf Field in an Ion Beam and Inhomogenous Plasma System	P2.140