Correlation for the efficiency enhancement factor of a single electret fiber Sae-lim, Weeraya ; Tanthapanichakoon, Wiwut ; Kanaoka, Chikao Abstract Publication: Journal of Aerosol Science Pub Date: February 2006 DOI: 10.1016/j.jaerosci.2005.05.001 Bibcode: 2006JAerS..37..228S