Manuel Fonseca Almeida

Comparison of the performance of different homogeneous alkali catalysts during transesterification of waste and virgin oils and evaluation of biodiesel quality

Joana Maia Dias, M.C.M. Alvim-Ferraz, Manuel Fonseca Almeida · Fuel · 2008 · 339 citations

Chemical Engineering, Biomass Conversion, Engineering +4

Production of biodiesel from acid waste lard

Joana Maia Dias, M.C.M. Alvim-Ferraz, Manuel Fonseca Almeida · Bioresource Technology · 2009 · 162 citations

Biomanufacturing, Biofuel Production, Bioenergy +5

Biodiesel production from raw castor oil

Joana Maia Dias, J.M. Araújo, J.F. Costa et al. · Energy · 2013 · 160 citations

Biomanufacturing, Biofuel Production, Bioenergy +5

Direct determination of chlorophenols in landfill leachates by solid-phase micro-extraction–gas chromatography–mass spectrometry

Ana R. Ribeiro, Ms. Heliz Regina A. Neves, Manuel Fonseca Almeida et al. · Journal of Chromatography A · 2002 · 142 citations

Landfill Leachates, Chemical Engineering, Environmental Chemistry +10

Gold recovery with ion exchange used resins

Carla P. Gomes, Manuel Fonseca Almeida, José M. Loureiro · Separation and Purification Technology · 2001 · 125 citations

Materials Science, Extractive Metallurgy, Chemical Engineering +5