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Snail Shell (Rostellariella) as a Low Cost Adsorbent for Safranine Dye Removal from Aqueous Solution
Published 2024-04-01“… In this paper, snail shell powder was used an adsorbent for safranine dye due to its low cost, high efficiency and high adsorption capacity. …”
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A low cost magnetic biochar manufactured solely from solid wastes by one-step pyrolysis for removal of tetracycline
Published 2025-08-01“…In the present study, using peanut shell and red mud as raw materials, a low-cost magnetic biochar (MBC) was prepared via a one-step pyrolysis method, without any chemical input or wastewater discharge, for tetracycline (TC) removal from water. …”
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The Post-Buckling State of a Multilayered Shell in a Form of a Cylinder Sector Subjected to an Unidirectional Compression and Simultaneous Shear
Published 1979-03-01“…In the paper are presented the results of theoretical analysis of post-buckling state of a thinwalled, elastic, multilayered shell in a form of a cylindrical sector, subjected to the action of unidirectional compression and simultaneous shear. …”
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EXPERIMENTAL AND NUMERICAL INVESTIGATIONS ON THE STABILITY OF CYLINDRICAL SHELLS
Published 2021-01-01“…It is found that small geometrical imperfections within a given tolerance range have considerable negative effect on the buckling load compared to perfect geometry. Various post buckling shell shapes are possible, which depend on these imperfections. …”
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Development of Full-Scale Ultrathin Shell Reflector
Published 2012-01-01“…It is aimed that a new ultrathin shell composite reflector is developed considering different design options to optimize the stiffness/mass ratio, cost, and manufacturing. …”
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Sailors’ Valentines: Shell Mosaics from Victorian Barbados
Published 2023-11-01“…Honing in on the adaptation of shell mosaics in the Victorian Caribbean as object emissaries of a post-emancipation island tourism economy, it considers how they were engaged in rebranding the British West Indies as a consumable natural wonderland. …”
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“Russian-Cost” as a “New” russian Method of Corporate Cost Accounting and Management
Published 2019-04-01“…In the long run, the company’s management has an opportunity to take effective managerial decisions based on the objective evaluation of each division’s “contribution” to financial results of the enterprise performance. “Russian-cost” is, first of all, an information and management shell, within which entrepreneurial plans and specified (for example, by the owner) parameters of the enterprise functioning can be implemented, i.e., it is a tool, ideology which inter alia can be used as a basis to build an automated management system.…”
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Crab shell polypeptides enhance calcium dynamics and osteogenic activity in osteoporosis
Published 2025-08-01“…Current pharmacological interventions are limited by adverse effects, high costs, and insufficient long-term efficacy. Here, we identify snow crab shell-derived polypeptides (SCSP) as a potent osteoprotective agent.MethodsSCSP were extracted and characterized. …”
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Core–Shell Engineering of One-Dimensional Cadmium Sulfide for Solar Energy Conversion
Published 2025-06-01“…To attain high photo-to-chemical conversion efficiency, it is important to fabricate cost-effective and durable catalysts with high activity. …”
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Conventional and Novel Strategies for Cellulose Isolation from Nut Shells: A Review
Published 2025-06-01“…Therefore, it also reveals the need for further research, focusing on process scalability, cost-efficiency, and environmental impact. Advancing in these areas is essential to enable the transition of nut shells from waste to a highly valuable resource.…”
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Ecofriendly novel hydrophobic core-shell zeolite@MOF nanoadsorbent for CO2 capture
Published 2025-10-01“…This study synthesized a novel core–shell zeolite 13X@ZIF-8, via a two-step in situ growth method using diethanolamine (DEA) as a surface functionalizing agent to promote uniform shell formation. …”
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A green and reusable floatable bead-like core-shell photocatalyst with spinel ferrite core and shell consisting of graphitic carbon nitride nanosheet, enhanced by non-noble metal c...
Published 2025-07-01“…This study aims to mitigate these challenges through the fabrication of a novel spherical, floatable magnetic core-shell photocatalyst (NiFe2O4-Sodium Alginate@ SnO2-g-C3N4), using spinel ferrite nanoparticles (NiFe2O4) as the core and SnO2-g-C3N4 catalysts as the shell. …”
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Origin of the IRAS Vela Shell: New Insights from 3D Dust Mapping
Published 2025-01-01“…The IRAS Vela Shell (IVS) is a structure of enhanced far-IR (FIR) emission located toward the Gum Nebula, a prominent region of H α emission in the local Milky Way shaped by various galactic stellar feedback over the past several million years. …”
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Assessing the Suitability of Snail-Shell Powder as a Partial Replacement of Cement in Concrete Production.
Published 2024“…The shells were ground by a hammer mill into fine pieces in size. …”
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Removal of Methylene Blue from Aqueous Effluent Using Fixed Bed of Groundnut Shell Powder
Published 2013-01-01“…Removal of methylene blue from aqueous solution using a low-cost adsorbent groundnut shell powder (GNSP) was studied using fixed bed. …”
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Production and Strength Evaluation of Sandcrete Hollow Blocks Using Fine sand and Crushed Periwinkle shell
Published 2024-12-01“…This research explores using Crushed Periwinkle Shell (CPWS) to partially replace fine sand. A 1:12 mix ratio was chosen for its cost-effectiveness and suitability for non-load bearing applications. …”
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Adsorptive removal of fluoride from water using hydroxyapatite synthesized from marine shell waste
Published 2025-07-01“…Abstract Fluoride contamination in groundwater threatens human health and ecological systems, necessitating cost-effective and efficient remediation strategies. …”
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