Zobrazeno 1 - 10
of 166
pro vyhledávání: '"Panagiotis Stathopoulos"'
Publikováno v:
International Journal of Thermofluids, Vol 23, Iss , Pp 100739- (2024)
Conventional gas turbine is reaching its saturation level and further improvement in the cycle efficiency is possible through redesigning the cycle. One of the effective methods is to introduce a Pressure Gain Combustor (PGC) in place of the conventi
Externí odkaz:
https://doaj.org/article/b13bf0359f4d4bae82998694839eab8d
Publikováno v:
Energy Science & Engineering, Vol 11, Iss 10, Pp 3500-3511 (2023)
Abstract High‐temperature heat pumps (HTHPs) that can supply heat at temperatures at and above 200°C have the potential to increase energy efficiency and decrease carbon dioxide (CO2) emissions in industrial processes. In this study, three reverse
Externí odkaz:
https://doaj.org/article/d65481ccd58c4135a66c881810f2ab99
Autor:
Gokkul Raj Varatharajulu Purgunan, Majid Asli, Teodosio Nacci, Daniela Anna Misul, Simone Salvadori, Panagiotis Stathopoulos
Publikováno v:
Energies, Vol 17, Iss 6, p 1312 (2024)
Pressure gain combustors (PGCs) have demonstrated significant advantages over conventional combustors in gas turbine engines by increasing the thermal efficiency and reducing the pollution emission level. PGCs use shock waves to transfer energy which
Externí odkaz:
https://doaj.org/article/c83ca00ea52143a0ac007db3254eff81
Autor:
Matteo Pettinari, Guido Francesco Frate, A. Phong Tran, Johannes Oehler, Panagiotis Stathopoulos, Konstantinos Kyprianidis, Lorenzo Ferrari
Publikováno v:
Energies, Vol 17, Iss 5, p 1020 (2024)
High-temperature heat pumps are a key technology for enabling the complete integration of renewables into the power grid. Although these systems may come with several variants, Brayton heat pumps are gaining more and more interest because of the high
Externí odkaz:
https://doaj.org/article/75091b2ec174407ab76223e541e7dc41
Autor:
Maria Kourti, Zoi Skaperda, Fotios Tekos, Panagiotis Stathopoulos, Christina Koutra, Alexios Leandros Skaltsounis, Demetrios Kouretas
Publikováno v:
Molecules, Vol 29, Iss 2, p 299 (2024)
Nowadays, olive leaf polyphenols have been at the center of scientific interest due to their beneficial effects on human health. The most abundant polyphenol in olive leaves is oleuropein. The biological properties of oleuropein are mainly due to the
Externí odkaz:
https://doaj.org/article/956543038c904c399bf5f225fb8914db
Autor:
Ioanna Pyrka, Christina Koutra, Vasileios Siderakis, Panagiotis Stathopoulos, Alexios-Leandros Skaltsounis, Nikolaos Nenadis
Publikováno v:
Foods, Vol 12, Iss 24, p 4421 (2023)
The use of a two-phase decanter (TwPD) for olive-oil extraction produces wastes and byproducts (a small volume of water from oil washing, olive leaves from the defoliator, and a high moisture pomace which can be destoned) that contain valuable bioact
Externí odkaz:
https://doaj.org/article/0501ffe095ec43c4a582708df2190f35
Autor:
Georgios A. Papadopoulos, Styliani Lioliopoulou, Nikolaos Nenadis, Ioannis Panitsidis, Ioanna Pyrka, Aggeliki G. Kalogeropoulou, George K. Symeon, Alexios-Leandros Skaltsounis, Panagiotis Stathopoulos, Ioanna Stylianaki, Dimitrios Galamatis, Anatoli Petridou, Georgios Arsenos, Ilias Giannenas
Publikováno v:
Foods, Vol 12, Iss 22, p 4119 (2023)
The objective of the present study was to evaluate the effects of an olive leaf extract obtained with an up-to-date laboratory method, when supplemented at different levels in laying hens’ diets, on egg quality, egg yolk antioxidant parameters, fat
Externí odkaz:
https://doaj.org/article/cd5b12fb06f04446b3c772edab1996b8
Autor:
Alex Mair, Martin Fischnaller, Oliver M. D. Lutz, Danilo Corradini, Alexios-Leandros Skaltsounis, Panagiotis Stathopoulos, Thomas A. E. Jakschitz, Matthias Rainer, Günther K. Bonn
Publikováno v:
Separations, Vol 10, Iss 4, p 268 (2023)
The EFSA-approved claim that olive oil is beneficial for cardiovascular health suffers from ambiguities that lead to a vague and potentially subjective interpretation of the underlying analytical data. Misunderstandings among customers, but also mark
Externí odkaz:
https://doaj.org/article/76f90a4b7d054a77aeef8403c459eb06
Autor:
Maria Kourti, Maria V. Alvanou, Zoi Skaperda, Fotis Tekos, Georgios Papaefstathiou, Panagiotis Stathopoulos, Demetrios Kouretas
Publikováno v:
Antioxidants, Vol 12, Iss 2, p 333 (2023)
Table olives are a major component of the Mediterranean diet and are associated with many beneficial biological activities, which are mainly related to their phenolic compounds. Olive fruit debittering process defines the quantitative and qualitative
Externí odkaz:
https://doaj.org/article/49cd7c35a71f4596b4270084a591692d
Intensification of Biophenols Extraction Yield from Olive Pomace Using Innovative Green Technologies
Autor:
Yosra Belghith, Imen Kallel, Maxence Rosa, Panagiotis Stathopoulos, Leandros A. Skaltsounis, Noureddine Allouche, Farid Chemat, Valérie Tomao
Publikováno v:
Biomolecules, Vol 13, Iss 1, p 65 (2022)
Olive pomace is the main by-product generated by the olive oil production process. Although toxic to the environment, olive pomace is an important source of natural antioxidants due to its high content of phenolic compounds. The aim of the current st
Externí odkaz:
https://doaj.org/article/9e93e4a3d59549ac84ac80fe281277f8