Author :
Troccoli, Mariano ; Diehl, L. ; Bour, D. P. ; Corzine, S. W. ; Yu, Nenghai ; Wang, C. Y. ; Belkin, M. A. ; Hofler, G. ; Lewicki, R. ; Wysocki, Gerard ; Tittel, F. K. ; Capasso, Federico
Abstract :
For the above titled paper (ibid., vol. 26, no. 21, pp. 3534-3555, Nov. 08), there are some additional comments that are presented here.