Valfredo Azevedo Lemos

Uranium determination using atomic spectrometric techniques: An overview

Juracir Silva Santos, Leonardo S.G. Teixeira, Walter Nei Lopes dos Santos et al. · Analytica Chimica Acta · 2010 · 167 citations

Mass Spectrometry, Radioanalytical Chemistry, Analytical Chemistry +4

New Materials for Solid‐Phase Extraction of Trace Elements

Valfredo Azevedo Lemos, Leonardo S.G. Teixeira, Marcos Almeida Bezerra et al. · Applied Spectroscopy Reviews · 2008 · 163 citations

Materials Engineering, Materials Science, Extractive Metallurgy +15

Deep eutectic solvents in liquid-phase microextraction: Contribution to green chemistry

Luana Bastos Santos, Rosivan Santos Assis, Jeferson Alves Barreto et al. · TrAC Trends in Analytical Chemistry · 2021 · 146 citations

Solvent Extraction, Chemical Engineering, Engineering +6

Amberlite XAD-2 functionalized with 2-aminothiophenol as a new sorbent for on-line preconcentration of cadmium and copper

Valfredo Azevedo Lemos, Patrícia Xavier Baliza · Talanta · 2005 · 141 citations

New Sorbent, Chemical Engineering, Environmental Chemistry +7

Multivariate optimization techniques in analytical chemistry - an overview

Sérgio L.C. Ferreira, Valfredo Azevedo Lemos, Vanessa S. de Carvalho et al. · Microchemical Journal · 2018 · 131 citations

Chemometrics, Chemometric Method, Analytical Chemistry +4