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301
A comprehensive water quality assessment for a typical river–lake watershed in Northeast China: implications for the water management of boundary lake
Published 2025-09-01“…Therefore, there is an urgent need for a comprehensive water quality evaluation system to effectively manage the water health of boundary lakes. …”
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302
Core-Shell Magnetic Nanocarriers: Fe3O4-Hydroxyapatite/Polysuccinimide Hybrids for Enhanced Oral Bioavailability of Fluorouracil
Published 2025-03-01“…Wenhui Zhang,1 Qiang Wang,2 Fengguo Zhai,1 Xingjun Fan,3 Fanqin Meng,1 Guangzhi Shen,1 Ying Zhu,1 Jingdan Cao,1 Fengbo Yu1 1School of Pharmacy, Mudanjiang Medical University, Mudanjiang, 157011, People’s Republic of China; 2Hongqi People Hospital, Mudanjiang Medical University, Mudanjiang, 157011, People’s Republic of China; 3School of Public Health, Mudanjiang Medical University, Mudanjiang, 157011, People’s Republic of ChinaCorrespondence: Fengbo Yu, School of Pharmacy, Mudanjiang Medical University, Mudanjiang, 157011, People’s Republic of China, Email yfb526@126.comObjective: This study pioneers a pH-responsive core-shell nanoplatform integrating magnetic Fe3O4-hydroxyapatite (Fe/HAP) with polysuccinimide (PSI) polymer, engineered to enhance tumor-targeted delivery of fluorouracil (5-FU) for liver cancer therapy.Methods: The individual components—hydroxyapatite (HAP), magnetite (F3O4), iron-doped hydroxyapatite (Fe/HAP), and polysuccinimide (PSI)—were synthesized and systematically characterized through Fourier-transform infrared (FTIR) spectroscopy and scanning electron microscopy (SEM). Through a combination of single-factor experiments and Box-Behnken design (BBD) response surface methodology, the formulation parameters were optimized for two nanoparticle systems: (1) non-magnetic 5-FU-loaded PSI-HAP (designated as 5-FU@DC, where DC denotes “drug carrier”) and (2) magnetic-targeted formulations 5-FU@PSI-Fe/HAP with varying iron content (5-FU@FeDC20, 5-FU@FeDC30, 5-FU@FeDC40). …”
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303
Effect of humic acid on the adsorption of selenium by lepidocrocite
Published 2025-05-01“…These mechanisms influence Se speciation, distribution, and mobility, with implications for managing Se bioavailability in agricultural and environmental systems. This study provides insights into the geochemical cycling of Se and offers guidance for optimizing Se-rich agricultural practices.…”
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304
Herbal microsponge gel for the treatment of cutaneous lupus erythematosus
Published 2025-06-01“…Results Microsponges were successfully prepared using quasi emulsion solvent diffusion method and optimized using 32 multilevel factorial design. Optimized microsponges were spherical porous particles as indicated by SEM with entrapment efficiency of 64.69%, particle size of 147.62 μm and production yield of 84.6%. …”
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305
Exploration of electrochemical energy storage potential of MWCNT scaffolds functionalized with Lu2FeMnO6 synthesized via a facile sol–gel Pechini chemical method
Published 2025-05-01“…Abstract Lately, there has been considerable attention directed toward the development of a hydrogen storage cell power system that is both environmentally friendly and free from pollution. …”
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306
Effects of Colemanite and Fiber Types on Strength and Water Absorption of Mortar Mixtures Containing Air-Entraining Admixture
Published 2025-03-01“…This study not only contributes to reducing the carbon footprint of cementitious systems by partially replacing cement with colemanite but also provides practical insights to optimize the use of fibers to increase strength performance and reduce water absorption properties from durability parameters. …”
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307
Hydrophobic DD3R modified by perfluorooctyl-trimethoxysilane incorporates into PEBAX membrane for ethanol recovery via pervaporation
Published 2025-01-01“…A novel class of mixed-matrix membranes was synthesized through strategic integration of Polyether-block-amide (PEBAX) with Deca-dodecasil 3R (DD3R) zeolitic fillers, targeting efficiency-driven ethanol recovery in pervaporation separation systems. The DD3R molecular sieve was synthesized using adamantylamine (ADA) as a structure-directing agent and Sigma-1 seed crystals in a pure silicon precursor system. …”
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308
Mechanistic assessment of functionalised biochar derived from customised pyrolyzer for nitrate removal
Published 2025-06-01“…This study investigates the potential of mustard husk biochar (MHB), produced through pyrolysis at 500 °C in a customised auger system, for nitrate adsorption. To enhance its adsorption capacity, MHB was chemically modified with zinc chloride in different weight ratios (1:1, 2:1, and 3:1), with MMHB-2 (2:1) exhibiting optimal performance. …”
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309
Improving the power production efficiency of microbial fuel cell by using biosynthesized polyanaline coated Fe3O4 as pencil graphite anode modifier
Published 2025-01-01“…Despite advancements in MFC technology, several challenges remain in optimizing power production efficiency, particularly regarding anode materials and modifications. …”
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310
Properties and computational insights of catalysts based on amide linked polymer for photo-Fenton remediation of Rhodamine B dye
Published 2025-08-01“…All synthesized compounds were confirmed through spectral analysis, including FT-IR, NMR, SEM, and XRD. In addition to nitrogen adsorption–desorption measurements of evaluated catalysts. …”
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311
Experimental study on freeze-thaw durability of high plasticity clay treated with waste glass powder and waste tire textile fibers
Published 2025-09-01“…Adding 1.5 % WTTF to the optimal WGP content (i.e., 10 %) resulted in a 60 % increase in the secant modulus (E50) after 8 FTCs, whereas the energy absorption capacity (Eu) showed a decreasing trend. …”
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312
Unraveling the synergistic influence of Nb, V, and Ce on corrosion and high temperature performance of austenitic alloys
Published 2025-05-01“…However, in the Ce–V–Nb system, a higher oxidation rate was presented, attributed to a high V content, which reduces the anticorrosive behavior of the alloy. …”
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313
Adsorption of linear and cyclic pentasiloxanes onto MCM-41: Experimental and computational studies
Published 2025-01-01“…The adsorbent was synthesized at room temperature using the sol-gel method and characterized by X-ray diffraction (XRD), scanning electron microscopy coupled to energy dispersive X-Ray spectroscopy (SEM-EDS), Fourier transform infrared spectroscopy (FTIR) and N2 adsorption-desorption at 77 K. …”
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314
A Novel Organic–Inorganic-Nanocomposite-Based Reduced Graphene Oxide as an Efficient Nanosensor for NO<sub>2</sub> Detection
Published 2024-12-01“…Afterward, the novel fabricated nanosensor is characterized through energy dispersive X-ray spectroscopy (EDX), Fourier transform infrared spectroscopy (FTIR), thermogravimetric analysis (TGA), Raman, surface area analysis, and field emission scanning electron microscopy (FE-SEM). To determine the optimal condition for sensor performance, graphene-based nanosensors are prepared with various weight percentages (wt%) of rGO-N-(piperidine-4-SO<sub>3</sub>H) (1 wt%, 5 wt%, 10 wt%, and 15 wt%). …”
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315
Modification of coal fly ash for high capacity adsorption of methylene blue
Published 2025-06-01“…The physicochemical and morphological characteristics of the modified FA were characterized by XRF, SEM-EDX, XRD, BET, and TGA. The adsorption study was carried out in a batch system by optimizing pH, adsorbent dosage, contact time, initial dye concentration and temperature. …”
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316
CO2 methanation over low-loaded Ni-M, Ru-M (M = Co, Mn) catalysts supported on CeO2 and SiC
Published 2025-03-01“…The developed catalysts were comprehensively characterized by BET/BJH, CO pulse chemisorption, H2-TPR, HAADF-STEM-EDS, SEM-EDS and XRD etc. to unveil their physicochemical and surface traits. …”
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317
Silver Dimolybdate Nanorods: In Vitro Anticancer Activity Against Breast and Prostate Tumors and In Vivo Pharmacological Insights
Published 2025-02-01“…In vivo studies revealed predominant accumulation in the stomach, liver, spleen, and bladder, indicating reticuloendothelial system uptake and renal clearance. Pharmacokinetic analysis showed a rapid systemic clearance (half-life ~6.76 h) and a low volume of distribution (0.0786 L), suggesting primary retention in circulation with minimal off-target diffusion. …”
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318
Pioneering advances in waste-derived catalysts for next-generation zinc-air batteries
Published 2025-09-01“…Zinc–air batteries (ZABs) are increasingly recognized as formidable contenders for advanced energy storage systems due to their high theoretical energy density, cost-effective zinc anodes, and environmental sustainability. …”
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319
Synergistic photocatalytic and biomedical applications of Ag₂O-immobilized Bacillus subtilis-hyaluronic acid
Published 2025-06-01“…Unlike conventional Ag2O systems, these biohybrid nano-adsorbents combine the photocatalytic efficiency of Ag2O with the biocompatibility and biofilm-inhibiting properties of microbially-derived HA, enabling dual functionality not achieved in single-component systems.…”
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320
Rapid Recovery and Short‐Term Culture of Gastric Circulating Tumor Cells Using Microcavity Array
Published 2025-06-01“…These findings emphasize the importance of surface modification for enhancing CTC isolation and the need for optimized culture conditions. The optimized MCA method offers a promising approach for rapid CTC recovery and potential integration with automated systems. …”
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