Chemical structure of bitumen-derived asphaltenes by nuclear magnetic resonance spectroscopy and X-ray diffractometry J Christopher, AS Sarpal, GS Kapur, A Krishna, BR Tyagi, MC Jain, ... Fuel 75 (8), 999-1008, 1996 | 139 | 1996 |
PONA analyses of cracked gasoline by 1H NMR spectroscopy. Part II AS Sarpal, GS Kapur, S Mukherjee, AK Tiwari Fuel 80 (4), 521-528, 2001 | 98 | 2001 |
Determination of aromatics and naphthenes in straight run gasoline by 1H NMR spectroscopy. Part I GS Kapur, AP Singh, AS Sarpal Fuel 79 (9), 1023-1029, 2000 | 93 | 2000 |
Characterization by 13C nmr spectroscopy of base oils produced by different processes AS Sarpal, GS Kapur, S Mukherjee, SK Jain Fuel 76 (10), 931-937, 1997 | 88 | 1997 |
Hydrocarbon characterization of hydrocracked base stocks by one-and two-dimensional NMR spectroscopy AS Sarpal, GS Kapur, A Chopra, SK Jain, SP Srivastava, AK Bhatnagar Fuel 75 (4), 483-490, 1996 | 75 | 1996 |
Estimation of total aromatics and their distribution as mono and global di-plus aromatics in diesel-range products by NMR spectroscopy V Bansal, GS Kapur, AS Sarpal, V Kagdiyal, SK Jain, SP Srivastava, ... Energy & fuels 12 (6), 1223-1227, 1998 | 62 | 1998 |
A neural network approach to the prediction of cetane number of diesel fuels using nuclear magnetic resonance (NMR) spectroscopy B Basu, GS Kapur, AS Sarpal, R Meusinger Energy & fuels 17 (6), 1570-1575, 2003 | 59 | 2003 |
Estimation of glycerides and free fatty acid in oils extracted from various seeds from the Indian region by NMR spectroscopy R Kumar, V Bansal, AK Tiwari, M Sharma, SK Puri, MB Patel, AS Sarpal Journal of the American Oil Chemists' Society 88, 1675-1685, 2011 | 51 | 2011 |
Investigation of biodiesel potential of biomasses of microalgaes chlorella, spirulina and tetraselmis by NMR and GC-MS techniques AS Sarpal, ICR Costa, C Teixeira, D Filocomo, R Candido, PRM Silva, ... J Biotechnol Biomater 6 (220), 2, 2016 | 50 | 2016 |
Determination of benzene and total aromatics in commercial gasolines using packed column GC and NMR techniques AP Singh, S Mukherji, AK Tewari, WR Kalsi, AS Sarpal Fuel 82 (1), 23-33, 2003 | 48 | 2003 |
Determination of lipid content of oleaginous microalgal biomass by NMR spectroscopic and GC–MS techniques AS Sarpal, CMLL Teixeira, PRM Silva, GM Lima, SR Silva, TV Monteiro, ... Analytical and bioanalytical chemistry 407, 3799-3816, 2015 | 44 | 2015 |
Studies on additive‐additive interactions: effects of dispersant and antioxidant additives on the synergistic combination of overbased sulphonate and ZDDP SSV Ramakumar, N Aggarwal, AM Rao, AS Sarpal, SP Srivastava, ... Lubrication science 7 (1), 25-38, 1994 | 39 | 1994 |
NMR techniques for determination of lipid content in microalgal biomass and their use in monitoring the cultivation with biodiesel potential AS Sarpal, CMLL Teixeira, PRM Silva, TV da Costa Monteiro, JI da Silva, ... Applied microbiology and biotechnology 100, 2471-2485, 2016 | 38 | 2016 |
Detailed hydrocarbon characterization of RFCC feed stocks by NMR spectroscopic techniques V Bansal, GJ Krishna, A Chopra, AS Sarpal Energy & fuels 21 (2), 1024-1029, 2007 | 34 | 2007 |
1H Nuclear Magnetic Resonance (NMR) Determination of the Iodine Value in Biodiesel Produced from Algal and Vegetable Oils R Kumar, V Bansal, MB Patel, AS Sarpal Energy & fuels 26 (11), 7005-7008, 2012 | 32 | 2012 |
Determination of physicochemical properties and carbon-type analysis of base oils using mid-IR spectroscopy and partial least-squares regression analysis MIS Sastry, A Chopra, AS Sarpal, SK Jain, SP Srivastava, AK Bhatnagar Energy & fuels 12 (2), 304-311, 1998 | 32 | 1998 |
Estimation of Total Aromatic Content of Vacuum Gas Oil (VGO) Fractions (370−560 °C) by 1H NMR Spectroscopy GS Kapur, A Chopra, AS Sarpal Energy & fuels 19 (3), 1065-1071, 2005 | 31 | 2005 |
Determination of hydrocarbons types and oxygenates in motor gasoline: A comparative study by different analytical techniques V Bansal, GJ Krishna, AP Singh, AK Gupta, AS Sarpal Energy & fuels 22 (1), 410-415, 2008 | 30 | 2008 |
Correlation of structure and properties of groups I to III base oils AS Sarpal, MIS Sastry, V Bansal, I Singh, SK Mazumdar, B Basu Lubrication Science 24 (5), 199-215, 2012 | 29 | 2012 |
A comparative evaluation of nitrogen compounds in petroleum distillates D Singh, A Chopra, MB Patel, AS Sarpal Chromatographia 74, 121-126, 2011 | 29 | 2011 |