A.I. Al-Sharif, M.S. Bawa’aneh, A.M. Al-Khateeb, S.H. Mahmood, and N.M. Laham The Arabian Journal for Science and Engineering, Volume 32, Number 1A January 2007 49 *To whom correspondence should be addressed. e-mail: sharif@yu.edu.jo COUPLING OF SLOW PHASE VELOCITY SURFACE WAVES OF A PLANAR PLASMA BOUNDED BY TWO DIELECTRICS A.I. Al-Sharif *, A.M. Al-Khateeb, S.H. Mahmood, and N.M. Laham Department of Physics, Faculty of Science Yarmouk University, Irbid, Jordan and M.S. Bawa’aneh Department of Physics, The Hashimite University, Zarqa, Jordan . . . . . Paper Received 4 October 2005; Revised 6 December 2005; Accepted 4 January 2006.