System peaks in liquid chromatography: their origin, formation, and importance S Levin, E Grushka Analytical Chemistry 58 (8), 1602-1607, 1986 | 111 | 1986 |
Continuous SPLITT fractionation based on a diffusion mechanism PS Williams, S Levin, T Lenczycki, JC Giddings Industrial & engineering chemistry research 31 (9), 2172-2181, 1992 | 89 | 1992 |
Rapid diffusion coefficient measurements using analytical SPLITT fractionation: application to proteins CB Fuh, S Levin, JC Giddings Analytical biochemistry 208 (1), 80-87, 1993 | 77 | 1993 |
Continuous separation of proteins in electrical split-flow thin (SPLITT) cell with equilibrium operation S Levin, MN Myers, JC Giddines Separation Science and Technology 24 (14), 1245-1259, 1989 | 57 | 1989 |
System peaks in liquid chromatography: their relation to the adsorption isotherm S Levin, E Grushka Analytical Chemistry 59 (8), 1157-1164, 1987 | 55 | 1987 |
Continuous separation of particles from macromolecules in split‐flow thin (SPLITT) cells S Levin, JC Giddings Journal of Chemical Technology & Biotechnology 50 (1), 43-56, 1991 | 45 | 1991 |
Analytical SPLITT fractionation in the diffusion mode operating as a dialysis-like system devoid of membrane. Application to drug-carrying liposomes S Levin, G Tawil Analytical Chemistry 65 (17), 2254-2261, 1993 | 40 | 1993 |
Reversed-phase liquid chromatographic separation of amino acids with aqueous mobile phases containing copper ions and alkylsulfonates S Levin, E Grushka Analytical Chemistry 57 (9), 1830-1835, 1985 | 36 | 1985 |
Reversed‐phase high performance liquid chromatographic determination of vitamin E components in maize kernels Y Tadmor, O Larkov, A Meir, M Minkoff, E Lastochkin, M Edelstein, S Levin, ... Phytochemical Analysis: An International Journal of Plant Chemical and …, 2000 | 33 | 2000 |
Resolution of chiral cannabinoids on amylose tris (3, 5-dimethylphenylcarbamate) chiral stationary phase: effects of structural features and mobile phase additives S Levin, S Abu-Lafi, J Zahalka, R Mechoulam Journal of Chromatography A 654 (1), 53-64, 1993 | 32 | 1993 |
Separation of amino acids on reversed-phase columns as their copper (II) complexes E Grushka, S Levin, C Gilon Journal of Chromatography A 235 (2), 401-409, 1982 | 32 | 1982 |
High performance liquid chromatography (HPLC) in the pharmaceutical analysis S Levin Pharmaceutical Sciences Encyclopedia: Drug Discovery, Development, and …, 2010 | 29 | 2010 |
Comparison of the enantioseparation of racemic uridine analogs on Whelk-O 1 and ChiralPak-AD columns A Magora, S Abu-Lafi, S Levin Journal of Chromatography A 866 (2), 183-194, 2000 | 27 | 2000 |
Field flow fractionation in biomedical analysis S Levin Biomedical chromatography 5 (3), 133-138, 1991 | 25 | 1991 |
Role of hydroxyl groups in chiral recognition of cannabinoids by carbamated amylose S Abu-Lafi, M Sterin, S Levin Journal of Chromatography A 679 (1), 47-58, 1994 | 21 | 1994 |
Calculation of capacity ratios of the mobile-phase components and column void volumes through system peaks S Levin, E Grushka Analytical Chemistry 61 (21), 2428-2433, 1989 | 21 | 1989 |
The role of enantioselective liquid chromatographic separations using chiral stationary phases in pharmaceutical analysis S Levin, S Abu-Lafi Advances in chromatography, 233-266, 2021 | 19 | 2021 |
Structural features affecting chiral resolution of cannabimimetic enantiomers by amylose 3, 5‐dimethylphenylcarbamate chiral stationary phase S Levin, M Sterin, S Abu‐lafi Chirality 7 (3), 140-146, 1995 | 18 | 1995 |
Measurements of size distribution and density of a pharmaceutical fat emulsion, using field-programmed sedimentation field-flow fractionation (SdFFF) S Levin, E Klausner Pharmaceutical research 12, 1218-1224, 1995 | 13 | 1995 |
Adsorption isotherms of phenylalanine in a chromatographic column measured simultaneously by system peaks analysis and frontal analysis S Levin, S Abu-Lafi Journal of Chromatography A 556 (1-2), 277-285, 1991 | 13 | 1991 |