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Agricultural Research Service United States Department of Agriculture
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Gerhard H Knothe (Gary)
Food and Industrial Oil Research
Research Chemist

Phone: (309) 681-6112
Fax: (309) 681-6340
Room 3201
1815 N UNIVERSITY ST
PEORIA, IL, 61604-3999

Projects
IMPROVING THE PERFORMANCE OF ALTERNATIVE FUELS AND CO-PRODUCTS FROM VEGETABLE OILS
Appropriated (D)
  Accession Number: 408989

Publications
1,2-Isopropylidene glycerol carbonate: preparation, characterization, and hydrolysis - (Peer Reviewed Journal)
Kenar, J.A., Knothe, G.H. 2008. 1,2-isopropylidene glycerol carbonate: preparation, characterization, and hydrolysis. Journal of the American Oil Chemists' Society. 85(4):365-372.
"Designer" biodiesel: optimizing fatty ester composition to improve fuel properties - (Peer Reviewed Journal)
Knothe, G.H. 2008. "Designer" biodiesel: optimizing fatty ester composition to improve fuel properties. Energy and Fuels. 22:1358-1364.
Fuel and physical properties of biodiesel components - (Book/Chapter)
Knothe, G.H. 2008. Fuel and physical properties of biodiesel components. In: Nag, A., editor. Biofuels Refining and Performance. Chapter 5. New York, NY: McGraw Hill. p. 149-164.
Evaluation of ball and disk wear scar data in the HFRR lubricity test - (Peer Reviewed Journal)
Knothe, G.H. 2008. Evaluation of ball and disk wear scar data in the HFRR lubricity test. Lubrication Science. 20:35-45.
Characterization of fatty amides produced by lipase-catalyzed amidation of multihydroxylated fatty acids - (Peer Reviewed Journal)
Levinson, W.E., Kuo, T., Knothe, G.H. 2008. Characterization of fatty amides produced by lipase-catalyzed amidation of multihydroxylated fatty acids. Bioresource Technology. 99:2706-2709.
Kinematic viscosity of biodiesel components (fatty acid alkyl esters) and related compounds at low temperatures - (Peer Reviewed Journal)
Knothe, G.H., Steidley, K.R. 2007. Kinematic viscosity of biodiesel components (fatty acid alkyl esters) and related compounds at low temperatures. Fuel. 86:2560-2567.
Arthur von Hubl and the Iodine Value - (Popular Publication)
Knothe, G.H. 2007. Arthur von Hubl and the Iodine Value. Inform. 18(2):136-138.
Some Aspects of Biodiesel Oxidative Stability - (Peer Reviewed Journal)
Knothe, G.H. 2007. Some aspects of biodiesel oxidative stability. Fuel Processing Technology. 88:677-699.
Research on Biodiesel and Vegetable Oil Fuels - Then and Now - (Trade Journal)
Knothe, G.H. 2006. Research on Biodiesel and Vegetable Oil Fuels - Then and Now. Inform. 17(11):729-731.
ARS Biodiesel Research Initiatives - (Proceedings/Symposium)
Foglia, T.A., Ashby, R.D., Dunn, R.O., Erhan, S.Z., Haas, M.J., Holser, R.A., Knothe, G.H., Marmer, W.N., Moser, B.R., Wyatt, V.T. 2006. ARS Biodiesel Research Initiatives. Proceedings of the United States - Japan Cooperative Program in Natural Resources Food & Agricultural Panel. p. HT5-HT11.
BIODIESEL AND THE ISSUE OF DIESEL FUEL LUBRICITY - (Trade Journal)
Knothe, G.H. 2006. Biodiesel and the issue of diesel fuel lubricity. Lipid Technology. 18(5):105-108.
ANALYZING BIODIESEL: STANDARDS AND OTHER METHODS - (Review Article)
Knothe, G.H. 2006. Analyzing biodiesel: Standards and other methods. Journal of the American Oil Chemists' Society. 83(10):823-833.
CHEMICAL PROPERTIES - (Book/Chapter)
Kenar, J.A., Knothe, G.H., Gunstone, F.D. 2007. Chemical properties. In: Gunstone, F.D., Hardwood, J.L., Dijksta, A.J., editors. Lipid Handbook with CD-ROM, 3rd edition, Boca Raton, FL: Taylor & Francis Group LLC. p. 535-590.
ANALYSIS OF OXIDIZED BIODIESEL BY 1H-NMR AND EFFECT OF CONTACT AREA WITH AIR - (Peer Reviewed Journal)
Knothe, G.H. 2006. Analysis of oxidized biodiesel by 1H-NMR and effect of contact area with air. European Journal of Science and Lipid Technology. 108:493-500.
OXIDATIVE STABILITY OF BIODIESEL ASSESSED BY VARIOUS METHODS - (Abstract)
Knothe, G.H. 2006. Oxidative stability of biodiesel assessed by various methods [abstract]. 97th American Oil Chemists' Society Annual Meeting and Expo. p. 69.
RESEARCH ON BIODIESEL AND VEGETABLE OIL FUELS - THEN AND NOW - (Abstract)
Knothe, G.H. 2006. Research on biodiesel and vegetable oil fuels - Then and now [abstract]. 97th American Oil Chemists' Society Annual Meeting and Expo. p. 66.
NMR CHARACTERIZATION OF DIHYDROSTERCULIC ACID AND ITS METHYL ESTER - (Peer Reviewed Journal)
Knothe, G.H. 2006. NMR characterization of dihydrosterculic acid and its methyl ester. Lipids. 41:393-396.
COMPARATIVE CITATION ANALYSIS OF DUPLICATE OR HIGHLY RELATED PUBLICATIONS - (Review Article)
Knothe, G.H. 2006. Comparative citation analysis of duplicate or highly related publications. Journal of the American Society for Information Science and Technology. 57(13):1830-1839.
EXHAUST EMISSIONS OF BIODIESEL, PETRODIESEL, NEAT METHYL ESTERS, AND ALKANES IN A NEW TECHNOLOGY ENGINE - (Peer Reviewed Journal)
Knothe, G.H., Sharp, C.A., Ryan, III, T.W. 2005. Exhaust emissions of biodiesel, petrodiesel, neat methyl esters, and alkanes in a new technology engine. Energy and Fuels. 20(1):403-408.
THE LUBRICITY OF BIODIESEL - (Proceedings/Symposium)
Knothe, G.H. 2005. The lubricity of biodiesel. Proceedings of the Society of Automotive Engineers International at the Powertrain & Fluid Systems Conference and Exhibition. 2005-01-3672.
COMMENTS ON THE BIODIESEL ENERGY BALANCE STUDY BY PIMENTEL AND PATZEK - (Review Article)
Knothe, G.H. 2005. Comments on the biodiesel energy balance study by Pimentel and Patzek. Lipid Technology. 17(9):198.
BIODIESEL: AN ALTERNATIVE DIESEL FUEL FROM VEGETABLE OILS OR ANIMAL FATS - (Book/Chapter)
Knothe, G.H., Dunn, R.O. 2005. Biodiesel: an alternative diesel fuel from vegetable oils or animal fats. In: Erhan, S.Z., editor. Industrial Uses of Vegetable Oils. Chapter 4. Champaign, IL: AOCS Press. p. 42-89.
KINEMATIC VISCOSITY OF BIODIESEL FUEL COMPONENTS AND RELATED COMPOUNDS. INFLUENCE OF COMPOUND STRUCTURE AND COMPARISON TO PETRODIESEL FUEL COMPONENTS. - (Peer Reviewed Journal)
Knothe, G.H., Steidley, K.R. 2005. Kinematic viscosity of biodiesel fuel components and related compounds. Influence of compound structure and comparison to petrodiesel fuel components. Fuel. 84(9):1059-1065.
A CLOSER LOOK AT BIODIESEL LUBRICITY - (Abstract)
Knothe, G.H. 2005. A closer look at biodiesel lubricity [abstract]. Annual Meeting and Expo of the American Oil Chemists' Society. p.56.
PHYSICAL PROPERTIES OF OLEOCHEMICAL CARBONATES - (Peer Reviewed Journal)
Kenar, J.A., Knothe, G.H., Dunn, R.O., Ryann, III, T.W., Matheaus, A. 2005. Physical properties of oleochemical carbonates. Journal of the American Oil Chemists' Society. 82(3):201-205.
DEPENDENCE OF BIODIESEL FUEL PROPERTIES ON THE STRUCTURE OF FATTY ACID ALKYL ESTERS - (Peer Reviewed Journal)
Knothe, G.H. 2005. Dependence of biodiesel fuel properties on the structure of fatty acid alkyl esters. Fuel Processing Technology. 86(10):1059-1070.
LUBRICITY OF COMPONENTS OF BIODIESEL AND PETRODIESEL. THE ORIGIN OF BIODIESEL LUBRICITY - (Peer Reviewed Journal)
Knothe, G.H., Steidley, K.R. 2005. Lubricity of components of biodiesel and petrodiesel. The origin of biodiesel lubricity. Energy and Fuels. 19(3):1192-1200.
MICROBIAL CONVERSION OF RICINOLEIC ACID FOR PRODUCING 7,10,12-TRIHYDROXY-8(E)-OCTADECENOIC ACID, A NATURAL FUNGICIDE FOR TREATMENT OF RICE - (Abstract)
Kuo, T., Ray, K.J., Levinson, W.E., Knothe, G.H. 2004. Microbial conversion of ricinoleic acid for producing 7,10,12-trihydroxy-8(e)-octadecenoic acid, a natural fungicide for treatment of rice [abstract]. Great Lakes Regional American Chemical Society Symposium. Peoria IL. p. 186.
FUEL PROPERTIES OF BIODIESEL COMPONENTS - (Abstract)
Knothe, G.H. 2004. Fuel properties of biodiesel components [abstract]. Great Lakes Regional American Chemical Society Symposium. p. 162.
SYNTHESIS AND CHARACTERIZATION OF SOME OXYGENATED LONG-CHAIN COMPOUNDS - (Abstract)
Knothe, G.H. 2004. Synthesis and characterization of some oxygenated long-chain compounds [abstract]. Great Lakes Regional American Chemical Society Symposium. p. 186.
PRODUCTION AND USES OF 7,10,12-TRIHYDROXY-8(E)-OCTADECENOIC ACID FROM RICINOLEIC ACID CONVERSION BY PSEUDOMONAS AERUGINOSA - (Abstract) - (12-May-04)
PRODUCTION AND PROPERTIES OF 7,10,12-TRIHYDROXY-8(E)-OCTADECENOIC ACID FROM RICINOLEIC ACID CONVERSION BY PSEUDOMONAS AERUGINOSA - (Peer Reviewed Journal)
Kuo, T., Knothe, G.H. 2004. Production and properties of 7,10,12-trihydroxy-8(e)-octadecenoic acid from ricinoleic acid conversion by pseudomonas aeruginosa. European Journal Lipid Science Technology. 106:405-411.
VISCOSITY AND LUBRICITY OF BIODIESEL FUEL COMPONENTS - (Abstract)
Knothe, G.H., Steidley, K.R. 2004. Viscosity and lubricity of biodiesel fuel components [abstract]. Annual Meeting and Expo of the American Oil Chemists' Society. p. 77.
SYNTHESIS AND CHARACTERIZATION OF DIALKYL CARBONATES PREPARED FROM MID-, LONG-CHAIN, AND GUERBET ALCOHOLS - (Peer Reviewed Journal)
Kenar, J.A., Knothe, G.H., Copes, A.L. 2004. Synthesis and characterization of dialkyl carbonates prepared from mid-, long-chain, and guerbet alcohols. Journal of the American Oil Chemists' Society. 81(3):285-291.
BIODIESEL FUEL PROPERTIES OF SOYBEAN OIL FATTY ACID ESTERS - (Proceedings/Symposium)
Knothe, G.H. 2004. Biodiesel fuel properties of soybean oil fatty acid esters. Proceedings of International Soybean Processing and Utilization Conference. p. 1008-1015.
DETERMINATION OF THE FATTY ACID PROFILE BY H-NMR SPECTROSCOPY - (Peer Reviewed Journal)
Knothe, G.H., Kenar, J.A. 2004. Determination of the fatty acid profile by h-nmr spectroscopy. European Journal Lipid Science Technology. 106(2):88-96.
INFLUENCE OF STRUCTURE OF ESTERS OF FATTY ACIDS ON BIODIESEL FUEL PROPERTIES - (Peer Reviewed Journal)
KNOTHE, G.H. INFLUENCE OF STRUCTURE OF ESTERS OF FATTY ACIDS ON BIODIESEL FUEL PROPERTIES. LANDBAUFORSCHUNG VOELKENRODE. 2003. v.239. pp. 115-124.
MODULE D-4: FUEL QUALITY OF BIODIESEL - (Proceedings/Symposium)
KNOTHE, G.H. MODULE D-4: FUEL QUALITY OF BIODIESEL. IOWA STATE UNIVERSITY BIODIESEL WORKSHOP. 2003.
QUANTITATIVE ANALYSIS OF MIXTURES OF FATTY COMPOUNDS BY 1H-NMR - (Trade Journal)
Knothe, G.H. 2003. Quantitative analysis of mixtures of fatty compounds by 1h-nmr. Lipid Technology. 15:111-114.
OXIDATIVE STABILITY OF BIODIESEL/JET FUEL BLENDS BY OIL STABILITY INDEX (OSI) ANALYSIS. - (Other)
Dunn, R.O., Knothe, G.H. 2003. Oxidative stability of biodiesel/jet fuel blends by oil stability index (osi) analysis. Journal of the American Oil Chemists' Society. 80(10):1047-1048.
OIL STABILITY INDEX (OSI) STUDIES ON THE OXIDATIVE STABILITY OF BIODIESEL - (Abstract)
DUNN, R.O., KNOTHE, G.H. OIL STABILITY INDEX (OSI) STUDIES ON THE OXIDATIVE STABILITY OF BIODIESEL. ANNUAL MEETING AND EXPO OF THE AMERICAN OIL CHEMISTS SOCIETY. 2003. Abstract. pp.80-81.
FUEL PROPERTIES AND THE STRUCTURE OF FATTY ESTERS - (Abstract)
KNOTHE, G.H. FUEL PROPERTIES AND THE STRUCTURE OF FATTY ESTERS. ANNUAL MEETING AND EXPO OF THE AMERICAN OIL CHEMISTS SOCIETY. 2003. Abstract p.81.
CETANE NUMBERS OF BRANCHED AND STRAIGHT-CHAIN FATTY ESTERS DETERMINED IN AN IGNITION QUALITY TESTER - (Peer Reviewed Journal)
KNOTHE, G.H., MATHEAUS, A.C., RYAN, T.W. CETANE NUMBERS OF BRANCHED AND STRAIGHT-CHAIN FATTY ESTERS DETERMINED IN AN IGNITION QUALITY TESTER. FUEL. 2002. v.82. pp.971-975.
SPECTROSCOPIC METHODS FOR DETERMINING THE OXIDATION OF BIODIESEL FUEL - (Proceedings/Symposium) - (28-Sep-02)
OXIDATIVE STABILITY OF BIODIESEL/JET FUEL BLENDS - (Proceedings/Symposium)
DUNN, R.O., KNOTHE, G.H. OXIDATIVE STABILITY OF BIODIESEL/JET FUEL BLENDS. MEETING ABSTRACT. 2002.
SYNTHESIS, APPLICATIONS, AND CHARACTERIZATION OF GUERBET COMPOUNDS AND THEIR DERIVATIVES - (Trade Journal)
KNOTHE, G.H. SYNTHESIS, APPLICATIONS, AND CHARACTERIZATION OF GUERBET COMPOUNDS AND THEIR DERIVATIVES. LIPID TECHNOLOGY. 2002.v.14. pp.101-104.
SYNTHESIS AND CHARACTERIZATION OF SOME OXYGENATED FATTY COMPOUNDS - (Abstract)
KNOTHE, G.H., KENAR, J.A. SYNTHESIS AND CHARACTERIZATION OF SOME OXYGENATED FATTY COMPOUNDS. World Conference and Exhibition on Oilseed and Edible, Industrial and Specialty Oils. Istanbul, Turkey. 2002. ABSTRACT. p. 14.
IMPROVING THE FUEL PROPERTIES, EXHAUST EMISSIONS AND ECONOMICS OF BIODIESEL IN THE USA. - (Abstract)
DUNN, R.O., KNOTHE, G.H., FOGLIA, T.A., HAAS, M.J., MARMER, W.N. IMPROVING THE FUEL PROPERTIES, EXHAUST EMISSIONS AND ECONOMICS OF BIODIESEL IN THE USA. WORLD CONFERENCE AND EXHIBITION ON OILSEED AND EDIBLE, INDUSTRIAL AND SPECIALTY OILS. 2002. Abstract. p.6.
INNOVATIVE NON-FOOD USES OF SOYBEAN OIL - (Proceedings/Symposium) - (06-Jun-02)

   
 
Last Modified: 11/07/2008
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