João M. Leça

Rapid and sensitive methodology for determination of ethyl carbamate in fortified wines using microextraction by packed sorbent and gas chromatography with mass spectrometric detection

João M. Leça, Vanda Pereira, Ana C. Pereira et al. · Analytica Chimica Acta · 2013 · 48 citations · Full text

Food Chemistry, Packed Sorbent, Fortified Wines +6

Evaluation of fucoxanthin contents in seaweed biomass by vortex-assisted solid-liquid microextraction using high-performance liquid chromatography with photodiode array detection

Nuno Nunes, João M. Leça, Ana C. Pereira et al. · Algal Research · 2019 · 30 citations · Full text

Engineering, Gas Chromatography, Environmental Engineering +9

Optimal design of experiments applied to headspace solid phase microextraction for the quantification of vicinal diketones in beer through gas chromatography-mass spectrometric detection

João M. Leça, Ana C. Pereira, Ana C. Vieira et al. · Analytica Chimica Acta · 2015 · 26 citations · Full text

Engineering, Gas Chromatography, Sample Preparation +13

Influence of Crop System Fruit Quality, Carotenoids, Fatty Acids and Phenolic Compounds in Cherry Tomatoes

Igor Fernandes, João M. Leça, Roberto Aguiar et al. · Agricultural Research · 2020 · 24 citations · Full text

Food Chemistry, Phenolic Compounds, Carotenoid +11

Rapid Determination of Sotolon in Fortified Wines Using a Miniaturized Liquid-Liquid Extraction Followed by LC-MS/MS Analysis

Vanda Pereira, João M. Leça, João M. Gaspar et al. · Journal of Analytical Methods in Chemistry · 2018 · 18 citations · Full text