Mitchell M. Johns

Surface functional groups on acid-activated nutshell carbons

Christopher A. Toles, Wayne E. Marshall, Mitchell M. Johns · Carbon · 1999 · 243 citations

Natural Sciences, Chemistry, Materials Science +14

Enhanced metal adsorption by soybean hulls modified with citric acid

Wayne E. Marshall, Lynda H. Wartelle, D. E. Boler et al. · Bioresource Technology · 1999 · 236 citations

Engineering, Chemical Engineering, Chemistry +16

Agricultural by-products as granular activated carbons for adsorbing dissolved metals and organics

Mitchell M. Johns, Wayne E. Marshall, Christopher A. Toles · Journal of Chemical Technology & Biotechnology · 1998 · 205 citations

Engineering, Chemical Engineering, Environmental Engineering +16

Acid-activated carbons from almond shells: physical, chemical and adsorptive properties and estimated cost of production

Christopher A. Toles, Wayne E. Marshall, Mitchell M. Johns et al. · Bioresource Technology · 2000 · 192 citations

Agriculture, Chemical Engineering, Chemistry +14

Granular activated carbons from nutshells for the uptake of metals and organic compounds

Christopher A. Toles, Wayne E. Marshall, Mitchell M. Johns · Carbon · 1997 · 189 citations

Agriculture, Materials Engineering, Soil Sciences +9