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Theodoros Giannakis, Sevasti-Kiriaki Zervou, Theodoros M. Triantis, Christophoros Christophoridis, Erasmia Bizani, Sergey V. Starinskiy, Panagiota Koralli, Georgios Mousdis, Anastasia Hiskia and Maria Kandyla
In the past, the application of TiO2 slurry reactors has faced difficulties concerning the recovery and reusability of the catalyst. In response to these challenges, immobilized photocatalyst systems have been investigated, wherein the catalyst is fixed ...
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Fanrong Kong, Jin Liu, Zaixin Xiang, Wei Fan, Jiancong Liu, Jinsheng Wang, Yangyang Wang, Lei Wang and Beidou Xi
Recently, biochar has emerged as a promising option for environmentally friendly remediation due to its cost-effectiveness, extensive surface area, porosity, and exceptional electrical conductivity. Biochar-based advanced oxidation procedures (BC-AOPs) h...
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Dicho Stratiev, Mihail Ivanov, Ivan Chavdarov, Georgi Argirov and Giulia Strovegli
H-Oil gas oils have a higher density and higher nitrogen content, and consequently much lower reactivity than straight-run vacuum gas oils during fluid catalytic cracking (FCC). The conversion of H-Oil gas oils observed in a laboratory catalytic cracking...
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Angelantonio De Benedetto, Agnese De Luca, Paolo Pellegrino, Rosaria Rinaldi, Valeria De Matteis and Mariafrancesca Cascione
The utilization of hydrogen (H2) as a renewable and clean energy carrier, free from the reliance on fossil fuels, represents a significant technological challenge. The use of renewable energy sources for hydrogen production, such as photocatalytic hydrog...
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Fatemeh Jamali, Majid Seifi and Mohammad Bagher Askari
In this paper, for the first time, a CoNi2O4 nanocatalyst coated on the surface of activated carbon wheat husk (ACWH) was synthesized in the form of CoNi2O4/ACWH through a hydrothermal process. The electrocatalytic activity of this catalyst was evaluated...
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Pawel Surmacz and Zbigniew Gut
The article presents alternative metal-supported catalysts for decomposition of the highest-class hydrogen peroxide: 98%+ (Type 98 HP, according to MIL-PRF-16005F). The aim of this study was the experimental investigation of an alternative solution for d...
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Chiara Concetta Siciliano, Van Minh Dinh, Paolo Canu, Jyri-Pekka Mikkola and Santosh Govind Khokarale
In this study, glutaraldehyde cross-linked chitosan support, as well as the catalysts obtained after loading Ag metal (Ag/Chitosan), were synthesised and applied for adsorption and reduction of phenol red dye in an aqueous solution. The Ag/chitosan catal...
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Rafal J. Doniec, Natalia J. Piaseczna, Karen A. Szymczyk, Barbara Jacennik, Szymon Siecinski, Katarzyna Mocny-Pachonska, Konrad Duraj, Tomasz Cedro, Ewaryst J. Tkacz and Wojciech M. Glinkowski
The progress in telemedicine can be observed globally and locally. Technological changes in telecommunications systems are intertwined with developments in telemedicine. The recent COVID-19 pandemic has expanded the potential of teleconsultations and tel...
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George Smyrnakis, George Stamoulis, Dimitrios Palaiogiannis, Theodoros Chatzimitakos, Vassilis Athanasiadis, Stavros I. Lalas and Dimitris P. Makris
The examination presented herein sought to establish a novel methodology for the efficient recovery of polyphenolic antioxidants from coffee processing residues, namely coffee silverskin (CSS). The process developed was an ethanol-based organosolv treatm...
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Hongyu Xie, Guangzhu Liu, Zelin Chen, Xintong Xu and Chong Wei
This study aims to explore a preparation method based on a combination of melting and ultrasound to produce a Ga2O3/ZnO (GZ) spherical composite with a snake raspberry structure for the degradation of methyl orange at room temperature in dark. The cataly...
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