Get started
Author

Spyros Grigorakis

A green ultrasound-assisted extraction process for the recovery of antioxidant polyphenols and pigments from onion solid wastes using Box–Behnken experimental design and kinetics
2015 · Photene Katsampa, Evdokea Valsamedou, et al. · Industrial Crops and Products · 171
Optimisation and comparative kinetics study of polyphenol extraction from olive leaves (Olea europaea) using heated water/glycerol mixtures
2014 · Alexandros Apostolakis, Spyros Grigorakis, et al. · Separation and Purification Technology · 121
Saffron Processing Wastes as a Bioresource of High-Value Added Compounds: Development of a Green Extraction Process for Polyphenol Recovery Using a Natural Deep Eutectic Solvent
2019 · Achillia Lakka, Spyros Grigorakis, et al. · Antioxidants · 109
PDF
Extraction optimisation using water/glycerol for the efficient recovery of polyphenolic antioxidants from two Artemisia species
2015 · Emad Shehata, Spyros Grigorakis, et al. · Separation and Purification Technology · 97
Optimisation of polyphenol extraction from Hypericum perforatum (St. John's Wort) using aqueous glycerol and response surface methodology
2015 · Blagoj Karakashov, Spyros Grigorakis, et al. · Journal of Applied Research on Medicinal and Aromatic Plants · 85
Highly Efficient Extraction of Antioxidant Polyphenols from Olea europaea Leaves Using an Eco-friendly Glycerol/Glycine Deep Eutectic Solvent
2017 · Vassilis Athanasiadis, Spyros Grigorakis, et al. · Waste and Biomass Valorization · 82
Optimisation of a green ultrasound-assisted extraction process for potato peel (Solanum tuberosum) polyphenols using bio-solvents and response surface methodology
2015 · Irene Paleologou, Areti Vasiliou, et al. · Biomass Conversion and Biorefinery · 76
A Green Extraction Process for Polyphenols from Elderberry (Sambucus nigra) Flowers Using Deep Eutectic Solvent and Ultrasound-Assisted Pretreatment
2020 · Olga Kaltsa, Achillia Lakka, et al. · Molecules · 73
PDF
Natural food colorants derived from onion wastes: Application in a yoghurt product
2018 · Ioannis Mourtzinos, Prodromos Prodromidis, et al. · Electrophoresis · 70
Extraction of Antioxidant Phenolics from Agri-Food Waste Biomass Using a Newly Designed Glycerol-Based Natural Low-Transition Temperature Mixture: A Comparison with Conventional Eco-Friendly Solvents
2016 · Areti Manousaki, Magdalena Jancheva, et al. · Recycling · 70
PDF
Ultrasound-Assisted Green Extraction of Eggplant Peel (Solanum melongena) Polyphenols Using Aqueous Mixtures of Glycerol and Ethanol: Optimisation and Kinetics
2016 · Katiana Philippi, Nikos Tsamandouras, et al. · Environmental Processes · 70
Optimization of a green extraction method for the recovery of polyphenols from olive leaf using cyclodextrins and glycerin as co-solvents
2016 · Ioannis Mourtzinos, Eleni Anastasopoulou, et al. · Journal of Food Science and Technology · 68
PDF
Phytochemical analysis and antioxidant activity of Lycium barbarum (Goji) cultivated in Greece
2016 · Amina Benchennouf, Spyros Grigorakis, et al. · Pharmaceutical Biology · 66
Methyl β-cyclodextrin as a booster for the extraction for Olea europaea leaf polyphenols with a bio-based deep eutectic solvent
2017 · Vassilis Athanasiadis, Spyros Grigorakis, et al. · Biomass Conversion and Biorefinery · 58
Antioxidant Activity and Polyphenolic Content of North Macedonian Wines
2020 · Katerina Mitrevska, Spyros Grigorakis, et al. · Applied Sciences · 57
PDF
A Comparative Evaluation of Bio-solvents for the Efficient Extraction of Polyphenolic Phytochemicals: Apple Waste Peels as a Case Study
2015 · Slim Blidi, Maria Bikaki, et al. · Waste and Biomass Valorization · 54
Physicochemical Characterization and Biological Properties of Pine Honey Produced across Greece
2022 · Eleni Tsavea, Fotini-Paraskevi Vardaka, et al. · Foods · 52
PDF
Enhanced-performance extraction of olive (Olea europaea) leaf polyphenols using L-lactic acid/ammonium acetate deep eutectic solvent combined with β-cyclodextrin: screening, optimisation, temperature effects and stability
2019 · Donia Chakroun, Spyros Grigorakis, et al. · Biomass Conversion and Biorefinery · 51
Development of sodium propionate-based deep eutectic solvents for polyphenol extraction from onion solid wastes
2019 · Ifigenia Stefou, Spyros Grigorakis, et al. · Clean Technologies and Environmental Policy · 50
Enhanced extraction of antioxidant polyphenols from Moringa oleifera Lam. leaves using a biomolecule-based low-transition temperature mixture
2017 · Ioanna Karageorgou, Spyros Grigorakis, et al. · European Food Research and Technology · 48
Optimised extraction of antioxidant polyphenols from Satureja thymbra using newly designed glycerol-based natural low-transition temperature mixtures (LTTMs)
2017 · Magdalena Jancheva, Spyros Grigorakis, et al. · Journal of Applied Research on Medicinal and Aromatic Plants · 48
Optimisation of organic solvent-free polyphenol extraction from Hypericum triquetrifolium Turra using Box–Behnken experimental design and kinetics
2015 · Blagoj Karakashov, Spyros Grigorakis, et al. · International Journal of Industrial Chemistry · 46
PDF
The Effect of Ultrasonication Pretreatment on the Production of Polyphenol-Enriched Extracts from Moringa oleifera L. (Drumstick Tree) Using a Novel Bio-Based Deep Eutectic Solvent
2019 · Achillia Lakka, Spyros Grigorakis, et al. · Applied Sciences · 44
PDF
Kinetics of Ultrasound-Assisted Polyphenol Extraction from Spent Filter Coffee Using Aqueous Glycerol
2015 · Amalia Michail, Philothei Sigala, et al. · Chemical Engineering Communications · 42
Screening of Natural Sodium Acetate-Based Low-Transition Temperature Mixtures (LTTMs) for Enhanced Extraction of Antioxidants and Pigments from Red Vinification Solid Wastes
2017 · Maria Patsea, Ifigenia Stefou, et al. · Environmental Processes · 38
Works count: 72
Citation count: 2,307
H-index: 30
I10-index: 48
Year
Topic
Type