H031208_3 after exposure_20sec_PR_07and PR_30_coating by 2000rpm1.tif

This looks like an array of VACNFs is buried in the photoresist. The bright white stripes are due to charging of photoresist surface by the electron beam of SEM.

• Vertically aligned carbon nanofibers and related structures: Controlled synthesis and directed assembly, Melechko, A. V., V. I. Merkulov, T. E. McKnight, M. A. Guillorn, K. L. Klein, D. H. Lowndes, and M. L. Simpson. Applied Physics Reviews (J. Appl. Phys.), 97(4): p. Feb. 15, 2005, 041301-39. (full text)