In situ AFM study of sorbed humic acid colloids at different pH

Tapping mode atomic force microscopy in liquids

Paul K. Hansma, J. P. Cleveland, Manfred Radmacher et al. · Applied Physics Letters · 1994 · 868 citations

Natural Sciences, Biophysics, Molecular Biology +15

Humic Substances in Soil, Sediment, and Water. Geochemistry, Isolation, and Characterization

Charles A. Fewson · Geoderma · 1986 · 798 citations

Natural Sciences, Earth Sciences, Soil Sciences +12

MACROMOLECULAR STRUCTURES OF HUMIC SUBSTANCES

Kunal Ghosh, M. Schnitzer · Soil Science · 1980 · 589 citations

Natural Sciences, Chemistry, Biomolecular Modeling +15

Scanning Force Microscopy with Chemical Specificity:  An Extensive Study of Chemically Specific Tip−Surface Interactions and the Chemical Imaging of Surface Functional Groups

E. W. van der Vegte, Georges Hadziioannou · Langmuir · 1997 · 265 citations

Natural Sciences, Chemistry, Materials Science +17

Characterization of humic and fulvic acids from Gorleben groundwater

J. I. Kim, G. Buckau, Geyang Li et al. · Analytical and Bioanalytical Chemistry · 1990 · 190 citations

Natural Sciences, Earth Sciences, Hydrology +10