Αρετή Λεοντίου

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Ακαδημαϊκοί Τίτλοι

• Πτυχίο Χημείας Παν/μιο Ιωαννίνων 2000
• Διδακτορικός Τίτλος στη Χημική Τεχνολογία, Παν/μιο Ιωαννίνων 2004

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Ερευνητικά Ενδιαφέροντα

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Δημοσιεύσεις

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Περιοδικά

Leontiou, A.A.; Kollia, E.; Lazaridis, D.G.; Kopsacheili, A.; Giannakas, A.E.; Kechagias, A.; Karabagias, I.K.; Proestos, C.; Giannakas, A.E. Corona-Treated LDPE Bilayer Films Coated with Chitosan/Glycerol and Carvacrol@Zeolite Nanohybrid for High-Oxygen-Barrier Active Packaging. Polysaccharides 2026, 7, 62. https://doi.org/10.3390/polysaccharides7020062

Giannakas, A.E.; Kechagias, A.; Dormousoglou, M.; Karakasidou, G.; Moschovas, D.; Triantafyllou, E.; Leontiou, A.A.; Giannakas, A.; Stathopoulou, P.; Avgeropoulos, A.; et al. Casein–Lecithin Nanoemulsions Co-Encapsulating Vitamin E and Carvacrol as Multifunctional Edible Coatings for Meat Preservation. Gels 2026, 12, 300. https://doi.org/10.3390/gels12040300

Karaboulis, P.; Leontiou, A.A.; Tsakonas, C.; Paterakis, G.; Dormousoglou, M.; Giannakas, A.; Stathopoulou, P.; Proestos, C.; Galiotis, C.; Salmas, C.E.; et al. Engineering Active PET Packaging via Corona Treatment and Natural Biocide Coating: Carvacrol and Trans-Cinnamaldehyde for Food Preservation. Polymers 2026, 18, 809. https://doi.org/10.3390/polym18070809

Leontiou AA, Giannakas AE. Cyclodextrin-Based Nanoencapsulation of Essential Oils for Advanced Food Applications. Food Science and Engineering. 2026 Mar. 24;7(1):137-55. https://doi.org/10.37256/fse.7120269508

Leontiou, A.A.; Kechagias, A.; Kopsacheili, A.; Kollia, E.; Oliinychenko, Y.K.; Stratakos, A.C.; Proestos, C.; Salmas, C.E.; Giannakas, A.E. Carvacrol@ZnO and trans-Cinnamaldehyde@ZnO Nanohybrids for Poly-Lactide/tri-Ethyl Citrate-Based Active Packaging Films. Molecules 2025, 30, 4646. https://doi.org/10.3390/molecules30234646

Kechagias, A.; Leontiou, A.A.; Vardakas, A.; Stathopoulos, P.; Xenaki, M.; Stathopoulou, P.; Proestos, C.; Giannelis, E.P.; Chalmpes, N.; Salmas, C.E.; et al. Antioxidant Nanohybrid Materials Derived via Olive Leaf Extract Incorporation in Layered Double Hydroxide: Preparation, Characterization, and Evaluation for Applications. Antioxidants 2025, 14, 1010. https://doi.org/10.3390/antiox14081010

Kechagias, A.; Leontiou, A.A.; Oliinychenko, Y.K.; Stratakos, A.C.; Zaharioudakis, K.; Katerinopoulou, K.; Baikousi, M.; Andritsos, N.D.; Proestos, C.; Chalmpes, N.; et al. Eugenol@natural Zeolite vs. Citral@natural Zeolite Nanohybrids for Gelatin-Based Edible-Active Packaging Films. Gels 2025, 11, 518. https://doi.org/10.3390/gels11070518

Kechagias, A.; Leontiou, A.A.; Oliinychenko, Y.K.; Stratakos, A.C.; Zaharioudakis, K.; Proestos, C.; Giannelis, E.P.; Chalmpes, N.; Salmas, C.E.; Giannakas, A.E. Eugenol@Montmorillonite vs. Citral@Montmorillonite Nanohybrids for Gelatin-Based Extruded, Edible, High Oxygen Barrier, Active Packaging Films. Polymers 2025, 17, 1518. https://doi.org/10.3390/polym17111518

Karabagias, V. K., Giannakas, A. E., Leontiou, A. A., Karydis-Messinis, A., Moschovas, D., Andritsos, N. D., Avgeropoulos, A., Zafeiropoulos, N. E., Proestos, C., & Salmas, C. E. (2025). Novel Carvacrol@activated Carbon Nanohybrid for Innovative Poly(lactide Acid)/Triethyl Citrate Based Sustainable Active Packaging Films. Polymers, 17(5), 605. https://doi.org/10.3390/polym17050605

Kechagias, A.; Salmas, C.E.; Chalmpes, N.; Leontiou, A.A.; Karakassides, M.A.; Giannelis, E.P.; Giannakas, A.E. Laponite vs. Montmorillonite as Eugenol Nanocarriers for Low Density Polyethylene Active Packaging Films. Nanomaterials 2024, 14, 1938. https://doi.org/10.3390/nano14231938

Giannakas, A.E.; Karabagias, V.K.; Ndreka, A.; Dimitrakou, A.; Leontiou, A.A.; Katerinopoulou, K.; Karakassides, M.A.; Proestos, C.; Salmas, C.E. Effect of Corona Treatment Method to Carvacrol Nanocoating Process for Carvacrol/Halloysite-Nanotube/Low-Density-Polyethylene Active Packaging Films Development. Nanomanufacturing 2024, 4, 138-158. https://doi.org/10.3390/nanomanufacturing4030010

Karabagias, V.K.; Giannakas, A.E.; Andritsos, N.D.; Leontiou, A.A.; Moschovas, D.; Karydis-Messinis, A.; Avgeropoulos, A.; Zafeiropoulos, N.E.; Proestos, C.; Salmas, C.E. Shelf Life of Minced Pork in Vacuum-Adsorbed Carvacrol@Natural Zeolite Nanohybrids and Poly-Lactic Acid/Triethyl Citrate/Carvacrol@Natural Zeolite Self-Healable Active Packaging Films. Antioxidants 2024, 13, 776. https://doi.org/10.3390/antiox13070776

Zaharioudakis, K.; Kollia, E.; Leontiou, A.; Moschovas, D.; Karydis-Messinis, A.; Avgeropoulos, A.; Zafeiropoulos, N.E.; Ragkava, E.; Kehayias, G.; Proestos, C.; et al. Carvacrol Microemulsion vs. Nanoemulsion as Novel Pork Minced Meat Active Coatings. Nanomaterials 2023, 13, 3161. https://doi.org/10.3390/nano13243161

Giannakas, A.E.; Karabagias, V.K.; Moschovas, D.; Leontiou, A.; Karabagias, I.K.; Georgopoulos, S.; Karydis-Messinis, A.; Zaharioudakis, K.; Andritsos, N.; Kehayias, G.; et al. Thymol@activated Carbon Nanohybrid for Low-Density Polyethylene-Based Active Packaging Films for Pork Fillets’ Shelf-Life Extension. Foods 2023, 12, 2590. https://doi.org/10.3390/foods12132590

Leontiou, Areti; Georgopoulos, Stavros; Karabagias, Vassilios K; Kehayias, George; Karakassides, Anastasios; Salmas, Constantinos E; Giannakas, Aris E. Three-Dimensional Printing Applications in Food Industry. Nanomanufacturing 2023, 3(1), 91-112. https://doi.org/10.3390/nanomanufacturing3010006

Salmas, Constantinos E; Leontiou, Areti; Kollia, Eleni; Zaharioudakis, Konstantinos; Kopsacheili, Anna; Avdylaj, Learda; Georgopoulos, Stavros; Karabagias, Vassilios K; Karydis-Messinis, Andreas; Kehayias, George. Active Coatings Development Based on Chitosan/Polyvinyl Alcohol Polymeric Matrix Incorporated with Thymol Modified Activated Carbon Nanohybrids. Coatings 2023, 13(9), 1503. https://doi.org/10.3390/coatings13091503

Giannakas, A.E.; Salmas, C.E.; Leontiou, A.; Baikousi, M.; Moschovas, D.; Asimakopoulos, G.; Zafeiropoulos, N.E.; Avgeropoulos, A. Synthesis of a Novel Chitosan/Basil Oil Blend and Development of Novel Low Density Poly Ethylene/Chitosan/Basil Oil Active Packaging Films Following a Melt-Extrusion Process for Enhancing Chicken Breast Fillets Shelf-Life. Molecules 2021, 26, 1585. https://doi.org/10.3390/molecules26061585

Salmas, C.; Giannakas, A.; Katapodis, P.; Leontiou, A.; Moschovas, D.; Karydis-Messinis, A. Development of ZnO/Na-Montmorillonite Hybrid Nanostructures Used for PVOH/ZnO/Na-Montmorillonite Active Packaging Films Preparation via a Melt-Extrusion Process. Nanomaterials 2020, 10, 1079. https://doi.org/10.3390/nano10061079

Giannakas, A.; Salmas, C.; Leontiou, A.; Tsimogiannis, D.; Oreopoulou, A.; Braouhli, J. Novel LDPE/Chitosan Rosemary and Melissa Extract Nanostructured Active Packaging Films. Nanomaterials 2019, 9, 1105. https://doi.org/10.3390/nano9081105

Giannakas A.; Grigoriadi K.; Leontiou A.; Barkoula N.; Ladavos A. Preparation, morphological characterization, mechanical and barrier properties investigation of chitosan-clay nanocomposites. Carbohydrate Polymers 108 (2014) 103-111. https://doi.org/10.1016/j.carbpol.2014.03.019

Leontiou A.A.; Ladavos A.K.; Giannakas Α.Ε.; Bakas T.V.; Pomonis P.J. A comparative study of substituted perovskite-type solids of oxidic La_1-xSr_xFeO_3±δ and chlorinated La_1-xSr_xFeO_3±δCl_σ form: Catalytic performance for CH₄ oxidation by O₂ or N₂O. Journal of Catalysis 251 (2007) 103-112. https://doi.org/10.1016/j.jcat.2007.07.012

Leontiou A.A.; Ladavos A.K.; Armatas G.S.; Trikalitis P.N.; Pomonis P.J. Kinetics investigation of NO+CO reaction on La-Sr-Mn-O perovskite-type mixed oxides. Applied Catalysis A: General 263 (2004) 227-239. https://doi.org/10.1016/j.apcata.2003.12.017

Leontiou A.A.; Ladavos A.K.; Bakas T.V.; Vaimakis T.C.; Pomonis P.J. Reverse uptake of oxygen from La_1-xSr_x(Fe³⁺/Fe⁴⁺)O_3±δ perovskite-type mixed oxides (x = 0;00 0.15; 0.30; 0.40; 0.60; 0.70; 0.80; 0.90). Applied Catalysis A: General 241 (2003) 143-154. https://doi.org/10.1016/S0926-860X(02)00458-1

Leontiou A.A.; Ladavos A.K.; Pomonis P.J. Catalytic NO reduction with CO on La_1-xSr_x(Fe³⁺/Fe⁴⁺)O_3±δ perovskite-type mixed oxides (x = 0.00; 0.15; 0.30; 0.40; 0.60; 0.70; 0.80; 0.90). Applied Catalysis A: General 241 (2003) 133-141. https://doi.org/10.1016/S0926-860X(02)00457-X

Συνέδρια

“A green method of manufacturing hybrid materials from hydrophilic and organophil montmorillonite and essential oils”, A. Giannakas, A. Leontiou, I. Tsagkalias, D. Achilias, Α. Ladavos, 5th Conference on Green Chemistry and Sustainable Development, Patras, 20-22 October 2017.

“Composition and characterization of LDPE nanocomposined film – clay modified with essential oils”, A. Giannakas Α. Leontiou, Κ. Zacharioudakis, Α. Ladavos, 5th Conference on Green Chemistry and Sustainable Development, Patras, 20-22 October 2017.

“Effect of the different manufacturing method on mechanical properties, moisture barrier and antioxidant capacity of nanosythic chitosan/thyme oil/montmorillonite film”,  A. Giannakas, A. Leontiou, Α. Ladavos, 5th Conference on Green Chemistry and Sustainable Development, Patras, 20-22 October 2017.

“Authenticity check and certification of the geographical origin of agricultural products”, (poster), C. Salmas, Α. Leontiou, Α. Patakas, Α. Ladavos, 12th Chemistry Conference of Greece – Cyprus, Thessaloniki, 8-10 May 2015.

“A comparative study of substituted perovskite-type mixed solids of oxidic La1-xSrxFeO3±δ and chlorinated La1-xSrxFeO3±δClσ forms for the catalytic oxidation of CH4 by O2”, (poster), A.A. Leontiou, A.K. Ladavos, P.J. Pomonis, 7th European Congress on Catalysis, Sofia, Bulgaria, 28 August – 1 September 2005.

“The I-Point method for the estimation of surface area of solids catalysts and the variation of C term of the BET equation using BET-Scatchard plots”, P.J. Pomonis, D.E. Petrakis, A.K. Ladavos, K.M. Kolonia, G.S. Armatas, A.A. Leontiou, A.E. Giannakas, C.C. Pantazis, 7th European Congress on Catalysis, Sofia, Bulgaria, 28 August – 1 September 2005.

“Surface properties, textural features and catalytic performance for NO+CO abatement of spinels Mal2O4 (M=Mg, Co and Zn) developed by reverse and bicontinuous microemulsion method”, A.E. Giannakas, A.A. Leontiou, A.K. Ladavos, D.E. Petrakis, K.M. Kolonia, P.J. Pomonis,   7th European Congress on Catalysis, Sofia, Bulgaria, 28 August – 1 September 2005.

“A novel method for the estimation of surface area of solids catalysts and the variation of C-term of the BET equation using BET-Scatchard plots”,  P.J. Pomonis, D.E. Petrakis, A.K. Ladavos, K.M. Kolonia, A.A. Leontiou, A.E. Giannakas, C.C. Pantazis, 13th International Congress on Catalysis, Paris, 11-16 July 2004. “Comparative study of substituted perovskitic oxides La1-xSrxFeO3±δ and La1-xSrxFeO3±δClσ for CH4 oxidation reaction with  N2O or O2”, (poster), Α. Leontiou, A. Ladavos, P. Pomonis, 8th Panhellenic Catalysis Symposium, Ayia Napa, Cyprus, 30 October – 1 November 2004.

“Oxygen absorption study in mixed perovskitic structure oxidesLa1-xSrxFeO3±δ using thermal analysis techniques”, Α. Leontiou, A. Ladavos, P. Pomonis, 2nd Panhellenic Conference on Thermal Analysis, Ioannina, 25-26 June 2004.

“Catalytic activity of La-Sr-Mn-O mixed perovskitic oxides in NO+CO reaction”, (poster), Α. Leontiou, A. Ladavos, G. Armatas, P. Pomonis, 5th Conference of the Department of Chemistry, University of Ioannina, 22-24 October 2002.

“Catalytic activity of La-Sr-Mn-O mixed perovskitic oxides in NO+CO reaction”, (poster), Α. Leontiou, A. Ladavos, G. Armatas, P. Pomonis, 7th Panhellenic Symposium on Catalysis, Edessa, 4-5 October 2002.