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João Lincho, João Gomes, Rui C. Martins and Eva Domingues
Swine wastewater (SW) was treated using industrial wastes as raw materials in a pre-treatment process (coagulation or adsorption), followed by a continuous heterogeneous Fenton reaction. Before the treatment conducted as a continuous operation, two diffe...
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Joanna Kazimierowicz, Marcin Debowski, Marcin Zielinski, Izabela Bartkowska, Adam Wasilewski, Dawid Lapinski and Piotr Ofman
The most common technology for the recovery of energy and valuable materials from sewage sludge is anaerobic digestion (AD). Ensuring thermophilic conditions during AD has been proven to cause process intensification and an improvement in its final outco...
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Su-Byung Jeon, Byung-Ki Son, Ji-Won Choi and Injoon Son
In this study, the effect of the hydrophilic?lipophilic balance (HLB) number and cloud point (CP) of a secondary-alcohol ethoxylated nonionic surfactant on degreasing efficiency was investigated. A degreasing process was conducted for steel samples with ...
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Maria João Pereira, Oceane Grosjean, Manuela Pintado, Carla Brazinha and João Crespo
The increase in environmental consciousness and stricter regulations has motivated industries to seek sustainable technologies that allow valorising wastewaters, contributing to the profitability of overall processes. Canning industry effluents, namely s...
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Dianhua Chen, Minyan Zhao, Xinyuan Tao, Jing Ma, Ankang Liu and Mingxiu Wang
The typical lime precipitation method is used to treat high-concentration fluorine-containing wastewater. In this way, the fluorine in the wastewater can be removed in the form of CaF2. Thus, this method has a good fluoride removal effect. In this study,...
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Aneta Wysokinska-Senkus, Justyna Górna, Magdalena Kazmierczak, Pawel Mielcarek and Piotr Senkus
Context: Food safety is essential for every human. It determines public health, nutrition, elimination of hunger, and the promotion of sustainable agriculture. It is crucial for sustainable production, consumption, and international food trade. Ensuring ...
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Giuliano Sico, Maria Montanino, Fausta Loffredo, Carmela Borriello and Riccardo Miscioscia
Pyroelectric energy harvesting is one of the more recent and promising solid-state approaches for directly converting time-dependent temperature fluctuations into electric energy. Conventional printing technologies can offer many advantages for the produ...
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Peyman Alizadeh, Tim Dumonceaux, Lope G. Tabil, Edmund Mupondwa, Majid Soleimani and Duncan Cree
The current study explores steam explosion pre-treatment of wood sawdust to develop high-quality biofuel pellets. In order to determine optimized conditions (temperature and residence time) for steam-treated biomass, seven test responses were chosen, inc...
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Antonio Picone, Maurizio Volpe, Maria Gabriella Giustra, Gaetano Di Bella and Antonio Messineo
Hydrothermal carbonization (HTC) is a promising thermochemical pre-treatment to convert waste biomass into solid biofuels. However, the process yields large amounts of organic process water (PW), which must be properly disposed of or reused. In this stud...
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Ariana de Souza Soares, Bruno Ricardo de Castro Leite Júnior, Pedro Esteves Duarte Augusto, Camila Archette Nogueira, Afonso Mota Ramos
Pág. e48929
This study evaluated the effect of ultrasound processing as a pre-treatment of amyloglucosidase on the enzymatic activity and stability. The activity was evaluated under optimal (65°C/ pH = 4.5) and non-optimal conditions of temperature and pH and its st...
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