Structural characteristics of ultra-low k SiO2 thin films prepared using a molecular template Z.-W. He, W.-X. Sun, X.-Q. Liu, D.-Y. Xu, J. Gou and Y.-Y. Wang Eur. Phys. J. B, 48 4 (2005) 463-468 Published online: 19 January 2006 DOI: 10.1140/epjb/e2006-00002-8