Showing 821 - 840 results of 2,325 for search '"calcium"', query time: 0.05s Refine Results
  1. 821

    Electrochemical Performance of Steel Embedded in CSA Concrete and Its Interfacial Microstructure by Meimei Song, Qiu Li, Ke Wu, Yihua Dou

    Published 2020-01-01
    “…Calcium sulfoaluminate cement (CSA) is a low-carbon cementitious material that significantly reduces alkalinity and produces calcium hydroxide-free (CH-free) matrix environment in comparison to ordinary Portland cement (OPC). …”
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    Article
  2. 822

    Application of Biomaterials and Inkjet Printing to Develop Bacterial Culture System by Tithimanan Srimongkon, Shusaku Mandai, Toshiharu Enomae

    Published 2015-01-01
    “…As culture media we used a novel poly(vinyl alcohol) based hydrogel and a standard calcium alginate hydrogel. The poly(vinyl alcohol) hydrogel was formed by physical crosslinking poly(vinyl alcohol) with adipic acid dihydrazide solutions. …”
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  3. 823

    Rereading of asian cuisine: bullfrog meat (Aquarana catesbeiana) enriching the flavor and nutritional value by José Teixeira de Seixas Filho, Laura Kiyoko Ide

    Published 2025-01-01
    “…Meat, in general, is not considered a primary food source of calcium, but a few studies with bullfrog meat have reported the presence of high levels of this mineral in this food. …”
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  4. 824

    A Review of Additives on (Co-)Stabilization of Phosphorus and Heavy Metals during Thermal Processing of Sewage Sludge by LI Haofei, QIN Yuhong, DU Yujia, LI Wanyao

    Published 2025-01-01
    “…Through summarizing the simultaneous stabilization of phosphorus and heavy metals with various additives during the thermal treatment of sludge, the simultaneous solidification mechanism of calcium-based additives for phosphorus and heavy metals is elucidated in this review. …”
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  5. 825

    Component Composition of Aerosols and their Dynamics in the Atmosphere of the Baikal South-Eastern Coast by Galina S. Zhamsueva, Alexander S. Zayakhanov, Alexey V. Starikov, Ayuna L. Dementeva, Tamara V. Khodzher, Lyudmila P. Golobokova

    Published 2023-11-01
    “…In fire periods, an increase in the proportion of nitrate ions, chloride ions, calcium ions, sulfate ions, bromide ions in suspended particles on average up to 10 times or more compared to background conditions, as well as the proportion of metal ions (calcium, potassium, sodium). …”
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  6. 826

    Autoinfarction of Giant Parathyroid Adenoma after Preoperative Withdrawal of Anticoagulants by Raoul Verzijl, Pim J. Bongers, Geetha Mukerji, Ozgur Mete, Karen M. Devon, Jesse D. Pasternak

    Published 2018-01-01
    “…A 71-year-old man with known history of atrial fibrillation (treated with routine rivaroxaban therapy) was found to have incidental biochemical elevated calcium and parathyroid hormone (PTH) levels. His physical examination demonstrated the presence of a palpable right neck mass. …”
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  7. 827

    Feasibility of Reduced Lap-Spliced Length in Polyethylene Fiber-Reinforced Strain-Hardening Cementitious Composite by Wonchang Choi, Seok-Joon Jang, Hyun-Do Yun

    Published 2018-01-01
    “…The PE-SHCC mixture contains polyethylene fiber to enhance the tensile strength, control the widths of the cracks, and increase the bond strength of the lap splice reinforcement and the calcium sulfo-aluminate- (CSA-) based expansive admixture to improve the tension-related performance in the lap splice zone. …”
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    Article
  8. 828

    Determination of The Mineral Composition of Foam-Mat Dried Ngu Powder Using Response Surface Methodology by Maduebibisi Ofo Iwe, Emmanuel Uduma, Anna Ngozi Agiriga

    Published 2024-06-01
    “…Regression models showed that the experimental variables had significant (p<0.05) effects on the dry Ngu powder's iron, zinc, calcium, sodium, phosphorus, potassium, and magnesium contents. …”
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    Article
  9. 829

    Unusual Complication of Multidrug Resistant Tuberculosis by Prerna Sharma, Ravindra Nath Sahay

    Published 2017-01-01
    “…Hypercalciuria was confirmed by urine calcium/creatinine ratio. Calcium, potassium, and magnesium supplementation was given and capreomycin was discontinued. …”
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  10. 830

    Ultrafine industrial aerosol as an occupational risk factor for sintering industry workers by L. P. Sharavara, N. M. Dmytrukha, I. M. Andrusyshyna

    Published 2024-12-01
    “…The chemical composition of the particles of the ultrafine range included aluminum, calcium, iron, magnesium, manganese, silicon, and phosphorus, which is explained by the specifics of the technological process, and the exceeding of the hygienic standard was observed for calcium, silicon and phosphorus. …”
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    Article
  11. 831

    Effectiveness of purple leaves (Graptophyllum pictum L. Griff) and hydroxyapatite as socket preservation biomaterials by Ratri Maya Sitalaksmi, Rizkipriyanto Azharpratomo, Shafira Ninditya Irsan, Primanda Nur Rahmania, Sisca Meida Wati, Syafira Salsabila Adam, Kavanila Bilbalqish, Khairul Anuar bin Shariff, Harry Laksono, Agus Dahlan, Devi Rianti

    Published 2025-01-01
    “…Conclusion: The combination of nanosuspension extract of Purple leaves and hydroxyapatite was able to enhance the expression of RUNX2, OSX, OPN, ALP, and calcium deposition on days 7,14,21.…”
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  12. 832
  13. 833

    Case report: Prolonged and severe hungry bone syndrome after parathyroidectomy in X-linked hypophosphatemia by Giulia Puliani, Valeria Hasenmajer, Matteo Spaziani, Matteo Spaziani, Federico Frusone, Chiara Tarantino, Francesco Angelini, Ludovica Vincenzi, Riccardo Lubrano, Alessia Marcellino, Marco Biffoni, Andrea M. Isidori, Andrea M. Isidori

    Published 2025-01-01
    “…This finding was confirmed by an increase in bone turnover markers and a reduction in urinary calcium excretion. Hypocalcemia correction required continuous infusion of calcium gluconate for over 2 months. …”
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  14. 834

    Characteristics and Evolution of Non-metallic Inclusions in Metallurgical Production of GCr15 Bearing Steel by Li Weitao, Wu Fapu, Yu Guangfu, Wang Huajun, Wang Kaimin, Jia Xingyu, Tang Haiyan

    Published 2025-02-01
    “…The T.Ca/T.O ratios of the molten steel in LF ending, VD soft blowing process, and tundish were observed to be 0.39, 1.0, and 0.62, respectively; these values align with the theoretical (T.Ca)/(T.O) ratio range (0.13 to 1.25) conducive to the formation of five distinct types of calcium aluminate. As a result, a substantial quantity of calcium aluminate inclusions was detected. …”
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  15. 835

    Influences of superabsorbent polymer (SAP) on the compressive strength and crack-healing ability of self-compacting concrete containing high-volume ground bottom ash by Siwakorn Chitthawornmanee, Harsimranpreet Kaur, Trinh Nhat Ho Tran, Pattharaphon Chindasiriphan, Pitcha Jongvivatsakul, Weerachart Tangchirapat

    Published 2025-07-01
    “…In SCC mixes incorporating SAP saturated with Ca(OH)2, a 98 % reduction in water flow rate was achieved, in addition to a slight increase in compressive strength, due to the additional formation of calcium-silicate-hydrate (CSH) gels and calcium carbonate (CaCO3) precipitation. …”
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  16. 836

    Zeta Potential Change and curing effects on Shield Muck solidified by Metal Ion Complex Catalysis by Bosong Ding, Ping Lou, Isamu Yoshitake, Rui Wang, Zhenyu Wang, You Wang

    Published 2025-01-01
    “…Results showed that the metal ion complex significantly reduces the surface zeta potential of shield muck and conventional curing materials, with cement showing the most substantial effect, followed by shield muck, calcium carbonate, and calcium sulfate. The concentration of metal ion complex negatively correlates with the zeta potential within a range of 0 to 100 mmol/L. …”
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  17. 837

    Effect of Metakaolin on the Diffusion Properties of Chloride Ions in Cement Mortar under the Coupling Effect of Multiple Factors in Marine Environment by Yezhen Yuan, Kaimin Niu, Bo Tian, Lijuan Kong, Lihui Li

    Published 2023-01-01
    “…This is because the products of calcium alumina, gypsum, and calcium carbonate grow together and compete with each other to form more large capillaries; thus, accelerating the diffusion of chloride ions in cement mortar. …”
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  18. 838

    Production of hydroxyapatite from phosphoric rock by Gloria Soto-Calle, Adrián Gómez- Zapata, Néstor Rojas-Reyes, Sandra Díaz-Bello

    Published 2024-10-01
    “…An analysis was carried out to evaluate the influence of different concentrations of leaching acid and treatment time on the recovery of phosphorus and calcium ions. The results indicated that maximum recovery of phosphorus and calcium ions was achieved by increasing concentration to 5M. …”
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  19. 839

    Solubility Enhancement of a Poorly Water-Soluble Drug Using Hydrotropy and Mixed Hydrotropy-Based Solid Dispersion Techniques by Hezha Abdullah Ali, Hunar Kamal Omer

    Published 2022-01-01
    “…The biopharmaceutics classification system places rosuvastatin calcium in class II has a low and fluctuating oral bioavailability. …”
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  20. 840

    Experimental Investigation on Effects of Bacterial Concentration, Crack Inclination Angle, Crack Roughness, and Crack Opening on the Fracture Permeability Using Microbially Induced... by Yulin Zou, Hao Bai, Fan Shen, Hong Xu, Yundong Shou

    Published 2021-01-01
    “…Moreover, the calcium carbonate produced by Sporosarcina pasteurii increases with increasing bacterial concentration. …”
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