Zobrazeno 1 - 10
of 106
pro vyhledávání: '"Dimitrios Kalderis"'
Autor:
Nectarios Vidakis, Markos Petousis, Dimitrios Kalderis, Nikolaos Michailidis, Emmanuel Maravelakis, Vassilios Saltas, Nikolaos Bolanakis, Vassilis Papadakis, Mariza Spiridaki, Apostolos Argyros
Publikováno v:
Biochar, Vol 6, Iss 1, Pp 1-21 (2024)
Abstract The development of efficient and sustainable composites remains a primary objective of both research and industry. In this study, the use of biochar, an eco-friendly reinforcing material, in additive manufacturing (AM) is investigated. A hig
Externí odkaz:
https://doaj.org/article/897d767037da40929fbb108022ae086b
Autor:
Nectarios Vidakis, Markos Petousis, Dimitrios Kalderis, Nikolaos Michailidis, Emmanuel Maravelakis, Vassilios Saltas, Nikolaos Bolanakis, Vassilis Papadakis, Apostolos Argyros, Nikolaos Mountakis, Mariza Spiridaki
Publikováno v:
Heliyon, Vol 10, Iss 11, Pp e32094- (2024)
Acrylonitrile butadiene styrene (ABS) composites were prepared in filament form compatible with the material extrusion (MEX) 3D printing method, using biochar as a filler at various loadings of up to 10.0 wt %. Samples were fabricated to experimental
Externí odkaz:
https://doaj.org/article/f4c452d4dd5d40989424f66896eaba7e
Publikováno v:
Sustainable Chemistry for the Environment, Vol 5, Iss , Pp 100057- (2024)
The production of gel from Aloe vera plants is an emerging industry, however the residual leaves are considered waste and are not utilized. The purpose of this work was to prepare hydrochars from Aloe vera leaves under different conditions, and deter
Externí odkaz:
https://doaj.org/article/e00da3d6f4614346a42be91b157af8a3
Autor:
Concepción García-Gómez, Yağmur Uysal, Zeynep Görkem Doğaroğlu, Dimitrios Kalderis, Dionisios Gasparatos, María Dolores Fernández
Publikováno v:
Agriculture, Vol 14, Iss 8, p 1405 (2024)
Hydrogels have shown promise in improving soil quality and alleviating plant drought stress. This study investigated the effectiveness of four hydrogel composites composed of polyvinyl alcohol, sodium alginate, and pine or olive tree biochar in impro
Externí odkaz:
https://doaj.org/article/2b6c21fd953d4603aeefbff42b15e3e5
Autor:
Nectarios Vidakis, Dimitrios Kalderis, Markos Petousis, Emmanuel Maravelakis, Nikolaos Mountakis, Nikolaos Bolanakis, Vassilis Papadakis
Publikováno v:
Biochar, Vol 5, Iss 1, Pp 1-21 (2023)
Abstract The development of sustainable and functional biocomposites remains a robust research and industrial claim. Herein, the efficiency of using eco-friendly biochar as reinforcement in Additive Manufacturing (AM) was investigated. Two AM technol
Externí odkaz:
https://doaj.org/article/89ceb64229fd4f51a28d9339454853f4
Autor:
Efthalia Georgiou, Ioannis Ioannidis, Ioannis Pashalidis, Dang Duc Viet, Toshiki Tsubota, Dimitrios Kalderis
Publikováno v:
Sustainable Chemistry for the Environment, Vol 4, Iss , Pp 100040- (2023)
Palm oil is a product of major economic importance worldwide however, palm tree cultivation generates large quantities of palm fronds as waste. In this work, the sorption of Eu3+ from aqueous solutions by oxidized biochar derived from palm tree frond
Externí odkaz:
https://doaj.org/article/1ce09599d8ae429699f67e32ca5bd193
Autor:
Christos D. Nikolopoulos, Anargyros T. Baklezos, Theodoros N. Kapetanakis, Ioannis O. Vardiambasis, Toshiki Tsubota, Dimitrios Kalderis
Publikováno v:
IEEE Access, Vol 11, Pp 6413-6420 (2023)
Biochar and biochar-based composites are multi-functional materials with a wide range of environmental and other applications. A new and emerging application is in the field of modern communication systems as materials with significant electromagneti
Externí odkaz:
https://doaj.org/article/3f520eaa7b684610b355b48b6b328dfa
Publikováno v:
Molecules, Vol 28, Iss 5, p 2314 (2023)
The aboveground and root parts of Onosma mutabilis were extracted using subcritical water and the process was optimized with response surface methodology. The composition of the extracts was determined by chromatographic methods and compared to that
Externí odkaz:
https://doaj.org/article/a349a165f32346c5b73411bd8d37ee32
Publikováno v:
Molecules, Vol 28, Iss 6, p 2552 (2023)
Luffa cylindrica biomass was converted to biochar and the removal of 241Am by pristine and oxidized biochar fibers was investigated in laboratory and environmental water samples. This species has the added advantage of a unique microsponge structure
Externí odkaz:
https://doaj.org/article/6ee70e40e5a640aaa9288ed839928334
Autor:
Desara Afmataj, Olympia Kordera, Angeliki Maragkaki, Vasileios A. Tzanakakis, Ioannis Pashalidis, Dimitrios Kalderis, Ioannis Anastopoulos
Publikováno v:
Water, Vol 15, Iss 6, p 1137 (2023)
In this work, we investigated the effect of various adsorption parameters (solution pH, temperature, contact time, and the presence of phosphate and nitrate ions) on the adsorption of Reactive Red 120 (RR120) dye by Polyamide Nylon 6 (PN6) microplast
Externí odkaz:
https://doaj.org/article/5ec2b47a436d4a1ba5c13ccb04e9bd44