According to Web of Science the three most cited papers in the journal are:
# Chiappe C, Pieraccini D. Ionic liquids: solvent properties and organic reactivity, 18(4): 275–297, 2005
# Carmichael AJ, Seddon KR. Polarity study of some 1-alkyl-3-methylimidazolium ambient-temperature ionic liquids with the solvatochromic dye, Nile Red, 13(10): 591–595, 2000
# Matyjaszewski K, Ziegler MJ, Arehart SV, et al. Gradient copolymers by atom transfer radical copolymerization, 13(12): 775–786, 2000