Helen L. Ngo

Thermal properties of imidazolium ionic liquids

H. Ngo, Alan B. McEwen, Helen L. Ngo, 2000 .

Catalytic Synthesis of Fatty Acid Methyl Esters from Extremely Low Quality Greases

Michael J. Haas, Zhigang Xie, M. Haas, 2011 .

Electrochemical properties of imidazolium salt electrolytes for electrochemical capacitor applications

J. Goldman, H. Ngo, Alan B. McEwen, 1999 .

Zeolite-catalyzed isomerization of oleic acid to branched-chain isomers*

Alberto Nuñez, T. Foglia, Wenbin Lin, 2007 .

Mesoporous Silica-Supported Diarylammonium Catalysts for Esterification of Free Fatty Acids in Greases

Nicholas A. Zafiropoulos, Edward T. Samulski, E. Samulski, 2010 .

Efficient Two-Step Synthesis of Biodiesel from Greases†

Nicholas A. Zafiropoulos, Edward T. Samulski, E. Samulski, 2008 .