Zobrazeno 1 - 10
of 103
pro vyhledávání: '"Evangelos P, Favvas"'
Publikováno v:
Frontiers in Sustainability, Vol 5 (2024)
Externí odkaz:
https://doaj.org/article/b15a8075c85a4746b13b23f5d14bea84
Publikováno v:
Materials, Vol 17, Iss 14, p 3588 (2024)
Among a plethora of mixtures, the methane (CH4) and hydrogen (H2) mixture has garnered considerable attention for multiple reasons, especially in the framework of energy production and industrial processes as well as ecological considerations. Despit
Externí odkaz:
https://doaj.org/article/85e59f5e4bc64e518484e9ecf300791f
Autor:
George V. Theodorakopoulos, Dionysios S. Karousos, Charitomeni M. Veziri, Evangelos P. Kouvelos, Andreas A. Sapalidis, Evangelos P. Favvas
Publikováno v:
Journal of Membrane Science Letters, Vol 3, Iss 2, Pp 100057- (2023)
In this work, the successful fabrication of polymeric hollow fiber (HF) and flat sheet (FS) membranes was examined by employing γ-butyrolactone (GBL)-a green and environmentally friendly solvent- for the polymer's dissolution following the principle
Externí odkaz:
https://doaj.org/article/544ac84fdbac477fbef6df525737f637
Autor:
Michael Arkas, Georgia Kythreoti, Evangelos P. Favvas, Konstantinos Giannakopoulos, Nafsica Mouti, Marina Arvanitopoulou, Ariadne Athanasiou, Marilina Douloudi, Eleni Nikoli, Michail Vardavoulias, Marios Dimitriou, Ioannis Karakasiliotis, Victoria Ballén, Sara Maria Soto González
Publikováno v:
Textiles, Vol 2, Iss 3, Pp 464-485 (2022)
Hybrid organic-inorganic (dendritic polymer-silica) xerogels containing silver nanoparticles (Ag Nps) were developed as antibacterial leather coatings. The preparation method is environmentally friendly and is based on two biomimetic reactions. Silic
Externí odkaz:
https://doaj.org/article/dfc8ab02b7ed44c19203ad16f27be3fd
Autor:
Eirini Tziviloglou, Zoi S. Metaxa, George Maistros, Stavros K. Kourkoulis, Dionysios S. Karousos, Evangelos P. Favvas, Nikolaos D. Alexopoulos
Publikováno v:
Nanomaterials, Vol 13, Iss 19, p 2652 (2023)
This investigation explores the potential of electrochemical impedance spectroscopy (EIS) in evaluating graphene-based cementitious nanocomposites, focusing on their physical and structural properties, i.e., electrical resistivity, porosity, and frac
Externí odkaz:
https://doaj.org/article/a9f306b9beb34cbeab028bce3934b381
Autor:
Michael Arkas, Theofanis Bompotis, Konstantinos Giannakopoulos, Evangelos P. Favvas, Marina Arvanitopoulou, Konstantinos Arvanitopoulos, Labros Arvanitopoulos, Georgia Kythreoti, Michail Vardavoulias, Dimitrios A. Giannakoudakis, Laura Castellsagués, Sara Maria Soto González
Publikováno v:
Gels, Vol 9, Iss 9, p 685 (2023)
Four leather substrates from different animals were treated by dispersions containing hydrophilic composite silica-hyperbranched poly(ethylene imine) xerogels. Antimicrobial activity was introduced by incorporating silver nanoparticles and/or benzalk
Externí odkaz:
https://doaj.org/article/cde488469d1e4a4e832121f363060ef4
Autor:
K. Vasanth Kumar, Kiran A. Ramisetty, K. Renuka Devi, Gamidi Rama Krishna, Claire Heffernan, Andrew A. Stewart, Jian Guo, Srinivas Gadipelli, Dan J. L. Brett, Evangelos P. Favvas, Åke C. Rasmuson
Publikováno v:
ACS Omega, Vol 6, Iss 37, Pp 23884-23900 (2021)
Externí odkaz:
https://doaj.org/article/412bce700d044aedbd1963bc02d6efc1
Autor:
Michael Arkas, Konstantinos Giannakopoulos, Evangelos P. Favvas, Sergios Papageorgiou, George V. Theodorakopoulos, Artemis Giannoulatou, Michail Vardavoulias, Dimitrios A. Giannakoudakis, Konstantinos S. Triantafyllidis, Efthalia Georgiou, Ioannis Pashalidis
Publikováno v:
Nanomaterials, Vol 13, Iss 11, p 1794 (2023)
Two different silica conformations (xerogels and nanoparticles), both formed by the mediation of dendritic poly (ethylene imine), were tested at low pHs for problematic uranyl cation sorption. The effect of crucial factors, i.e., temperature, electro
Externí odkaz:
https://doaj.org/article/79dd274809de46d9a1bf3b8b8f2e0f83
Autor:
Athanasios N. Vasileiou, George V. Theodorakopoulos, Dionysios S. Karousos, Mirtat Bouroushian, Andreas A. Sapalidis, Evangelos P. Favvas
Publikováno v:
Membranes, Vol 13, Iss 5, p 470 (2023)
In the present work, Pebax-1657, a commercial multiblock copolymer (poly(ether-block-amide)), consisting of 40% rigid amide (PA6) groups and 60% flexible ether (PEO) linkages, was selected as the base polymer for preparing dense flat sheet mixed matr
Externí odkaz:
https://doaj.org/article/8285a90389974de3811dbc4bec1460b4
Autor:
Anastasia I. Patrinou, Eirini Tziviloglou, Athanasios Varoutoglou, Evangelos P. Favvas, Athanasios C. Mitropoulos, George Z. Kyzas, Zoi S. Metaxa
Publikováno v:
Nanomaterials, Vol 12, Iss 16, p 2786 (2022)
The individual effect of nano- and micro-carbon-based fillers on the mechanical and the electrical properties of cement paste were experimentally examined in this study. The objective of the study was to separately examine the effects of size and mor
Externí odkaz:
https://doaj.org/article/34f4d5be22374d6195864854c6c663fb