Properties of ceramic membranes obtained from kaolinitic clay mixed with palm and mango wastes from Cameroon: Application to wastewater treatment from breweries by Yacouba Mfomboum Kouotou, André Njoya, Ibrahim Cherif Mountapbeme, Saliou Njuhou, Pelagie Syapnjeu Kamgang, Mohamed Mouafon, Dayirou Njoya, Daniel Njopwouo

“…Abstract This work focuses on the development of new ceramic membranes based on mixtures of low‐cost and locally available raw materials such as kaolinitic clay and additives such as palm kernel shells and mango seed shells, which are used as pore‐forming agents to increase pore size, and on their efficiencies in rejecting organic and inorganic pollutants from brewery wastewater. …”
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Preparation of Nitrogen-Doped Biochar and Its Adsorption Performance for Cr⁶⁺ and Pb²⁺ in Aqueous Systems by Yazhai Zhang, Zhilei Xia, Aainaa Izyan Nafsun, Weiying Feng

“…Biochar was prepared from apricot branches, apricot shells, and corn stalks through nitrogen doping modification, and its structure and properties were characterized and analyzed. …”
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Thermal Performance of Bio-Based Materials for Sustainable Building Insulation: A Numerical Study by Labouda Ba, Abdelkrim Trabelsi, Tien Tung Ngo, Prosper Pliya, Ikram El Abbassi, Cheikh Sidi Ethmane Kane

“…This study investigates the thermal and energy performance of various bio-based materials, including Typha Australis, straw, banana fiber, Alfa fiber, peanut shells, and VSS (a blend of wood pulp, cotton, flax, and hemp), in comparison to conventional concrete. …”
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Optimizing the hydroxyapatite nanocrystals derived from biological sources to increasing efficiency and quality by Mahsa Abbasi, Hossein Derakhshankhah, Soheila Kashanian, Zhila Izadi, Mohammad Soleiman Beigi

“…Materials & Methods: This study synthesized and analyzed hydroxyapatite from White Sea shells using simple and affordable methods like ultrasonic, hydrothermal, and thermal-ultrasonic decomposition. …”
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Development and Characterization of Biomass-Derived Carbons for the Removal of Cu²⁺ and Pb²⁺ from Aqueous Solutions by Vahid Rahimi, Catarina Helena Pimentel, Diego Gómez-Díaz, María Sonia Freire, Massimo Lazzari, Julia González-Álvarez

“…This research explores the synthesis and application of carbon-based adsorbents derived from olive stones and almond shells as low-cost biomass precursors through carbonization at 600 °C combined with chemical activation using KOH, H₃PO₄, and ZnCl₂ with carbon/activating agent (C/A) ratios of 1:2 and 1:4 (<i>w</i>/<i>w</i>) at 850 °C for the removal of Cu²⁺ and Pb²⁺ ions from aqueous solutions. …”
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Crystalline and amorphous structure selectivity of ignoble high-entropy alloy nanoparticles during laser ablation in organic liquids is set by pulse duration by Robert Stuckert, Felix Pohl, Oleg Prymak, Ulrich Schürmann, Christoph Rehbock, Lorenz Kienle, Stephan Barcikowski

“…Particle cores in all cases exhibit a homogeneous distribution of the metals Cr, Mn, Fe, Co, and Ni, while particle shells were found to vary between manganese-enriched oxide layers and thin graphitic carbon coatings. …”
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Jewelry and ornamental concretions with fossils of the Republic of Kabardino-Balkaria. Mineral composition, gemological characteristics by D. A. Petrochenkov, E. Yu. Baraboshkin

“…Concretions with fossils of commercial quality are associated with lower Aptian deposits, representing marlstone with a large number of shells, mainly ammonites, and, to a lesser extent, bivalves. …”
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