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Amir Mohammad and Mesfin Belayneh
The axial movement of pipe in and out of the well generates positive (surge) and negative (swab) pressures that will impact the well pressure. When the swab and surge effects cause well pressures outside the allowable operational limits, wellbore instabi...
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Joanna Wyszkowska, Justyna Maliszewska and Piotr Gas
(1) Background: The growing ubiquity of electromagnetic fields (EMF) due to rapid technological progress raises concerns about potential health implications. While laboratory experiments have generated inconclusive findings about adverse effects, EMFs ha...
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Anna Wajs-Bonikowska, Lukasz Szoka, Pawel Kwiatkowski and Ewa Maciejczyk
Greek fir (Abies cephalonica) seeds and cone scales were used, for the first time, for an analysis of their biologically active volatile compounds. It was observed that the yield of seed essential oil was 18%, which, among plants, is impressive. The seed...
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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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Shaofei Zhou, Xu Liang, Jiandong Gao, Bo Ye, Chengyu Li, Jin Qian, Jiangtao Shu and Ying Ye
This study proposed the use of polyaniline?alkaline copper carbonate composites as anti-corrosion and anti-biofouling concrete additives and established a set of high-dispersion preparation methods for this composite additive. The effects of polyaniline?...
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