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Renáta Tihanyi-Kovács, Balázs Ásványi, Erika Lakatos, Ferenc Bánáti, László Varga and Péter Böröcz
Bottled mineral water is distributed globally through complex supply chains, making it available far beyond its bottling plants. In low-viscosity food matrices, invisible changes may occur due to shaking. The primary purpose of this research was to inves...
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Sara Sanz Sáenz, Gabriel Diaz-Hernandez, Lutz Schweter and Pieter Nordbeck
The size of container vessels is continuously growing, always exceeding expectations. Port authorities and terminals need to constantly adapt and face challenges related to maritime infrastructure, equipment, and operations, as these are the principal ar...
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Emna Mhedhbi, Nadia Khelifi, Paola Foladori and Issam Smaali
A study of a microalgae?bacteria treatment system was conducted in a sequencing batch reactor (SBR) by combining a precultured native algae Nannochloropsis gaditana L2 with spontaneous municipal wastewater microorganisms. Two types of agitation, air mixi...
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Valerii Pastukhov,Vladyslav Boiko,Hennadii Tesliuk,Vasyl Ulexin,Roman Kyrychenko
Pág. 36 - 43
One of the most responsible operations in the cultivation of vegetables includes seeding. Its timing and quality largely determine the quality of sprouts, yield and crop morbidity. The emergence of sprouts can be accelerated and their uniformity can be i...
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Chinese dome digesters are usually operated at long hydraulic retention times (HRT) and low influent total solids (TS) concentration because of limited mixing. In this study, a newly optimised Chinese dome digester with a self-agitating mechanism was inv...
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Gabriel Diaz-Hernandez, Javier L. Lara and Inigo J. Losada
The present study shows a methodology to carry out a comprehensive study of port agitation and resonance analysis in Geraldton Harbor (Western Australia). The methodology described and applied here extends the short and long wave hindcast outside the har...
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Soon-Hyeok Jeon, Won-Ik Choi, Geun-Dong Song, Yeong-Ho Son and Do Haeng Hur
In this work, we investigated the effects of surface roughness and agitation on the morphology of magnetite films electrodeposited from alkaline Fe(III)-triethanolamine (TEA) solutions on carbon steel substrates. The surface roughness of the carbon steel...
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Naulchan Khongsay, Lakkana Laopaiboon, Prasit Jaisil and Pattana Laopaiboon
Optimization of three parameters: agitation rate (A; 100, 200 and 300 rpm), aeration rate (B; 0.5, 1.5 and 2.5 vvm) and aeration timing (C; 2, 4 and 6 h), for ethanol production from sweet sorghum juice under very high gravity (VHG, 290 g L-1 ...
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Andreas Lemmer, Hans-Joachim Naegele and Jana Sondermann
The goal of this work was to evaluate the efficiency of two different agitation systems by measuring the nutrient distribution in a digester fed with renewable energy crops and animal manure. The study was carried out at the practical research biogas pla...
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Akmal Hanif Khairullah Harsito,Iis Siti Aisyah,Daryono Daryono,Ali Saifullah,Heni Hendaryati,Sudarman Sudarman
Pág. 47 - 56
Electroplating is a process of settling substances (metal ions) on the electrodes (cathodes) using electrolysis. The occurrence of a precipitate in this process is due to the presence of electrically charged ions moving from an electrode through the elec...
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Sarah James and Edith Joseph
The instability of iron artefacts is rooted in salt contamination during burial and damages associated with exposure to alternative oxygen levels and high relative humidity once excavated. While a combination of chemical and mechanical treatments is util...
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Araceli Aparecida Seolatto, Márcia Terezinha Veit, Eneida Sala Cossich, Célia Regina Granhen Tavares, Edson Antônio da Silva, Eduardo Augusto Pontel
Pág. 157 - 163
The nickel(II) biosorption capacity of the Sargassum filipendula brown marine algae was studied in the batch mode. The biosorption study involved the determination of equilibrium data of the nickel-biomass system, considering the influence of the pretrea...
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Anis Surayani Mat Yaacob
Pág. 30
Several methods such as autohydrolysis, microwave-assisted hydrolysis, chemical-enzymatic hydrolysis, chemical hydrolysis process, and enzymatic hydrolysis process have been used for xylooligosaccharides production. Among these methods, chemical with enz...
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Fatima Elayadi, Mounia Achak, Wafaa Boumya, Sabah Elamraoui, Noureddine Barka, Edvina Lamy, Nadia Beniich and Chakib El Adlouni
This work highlights the elimination of chemical oxygen demand (COD) from olive mill wastewater using sugarcane bagasse. A 25-1 fractional factorial design of experiments was used to obtain the optimum conditions for each parameter that influence the ads...
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Ziyi Zhang, Zhiyuan Hu, Yan Wang, Yawei Wang, Qiqi Zhang, Dehua Liu, Hao Wang and Minyi Xu
The ocean has an abundant reserve of wave energy, which is considered to be a clean, widely distributed and inexhaustible resource. Triboelectric nanogenerators (TENGs) have been regarded as a reliable technology for harvesting wave energy due to its rob...
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Eka Nur'azmi Yunira, Ani Suryani, Dadang Dadang, Silvester Tursiloadi
Pág. 85 - 91
Size reduction of pesticide formulation can improve its performance to pest and disease control in plant. Size reduction methods were high speed agitation, ultrasonic emulsification, high pressure homogenization, microfluidic and membrane emulsific...
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Eka Nur'azmi Yunira, Ani Suryani, Dadang Dadang, Silvester Tursiloadi
Pág. 85 - 91
Size reduction of pesticide formulation can improve its performance to pest and disease control in plant. Size reduction methods were high speed agitation, ultrasonic emulsification, high pressure homogenization, microfluidic and membrane emulsific...
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Thiago J. T. Cruz, Mariele I. S. Melo and Sibele Pergher
The synthesis of zeolites using waste as a source of Si and Al is well known, and light coal ash has been studied to minimize the problems of waste management and mitigate environmental effects. The residue used in this work was supplied by Coal Workers ...
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Mahboubeh Moradkhani, Soheila Yaghmaei, Zahra Ghobadi Nejad
Pág. 265 - 273
In regard to highly poisonous effects of cyanide ion, concerns have been focused recently on treatment of such compounds in different ways. Four bacterial strains (C1-C4) capable of using cyanide as nitrogen source were isolated from contaminated gold mi...
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Vidiany Aparecida Queiroz Santos, Jesus Vega-Estrada, Maria Del Carmen Montes-Orcasitas, Crispin Humberto Garcia-Cruz
Pág. 135 - 141
Zymomonas mobilis is a promising microorganism in the biotechnological production of ethanol and levan due to its low biomass and high tolerance to ethanol concentrations. Ethanol and levan production by Z. mobilis CDBB-603 immobilized on loofa spo...
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