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    Synthesis of Colloidal Silicon Quantum Dot from Rice Husk Ash by Thu-Huong Le, Dang Thi Thanh Le, Nguyen Van Tung

    Published 2021-01-01
    “…The silicon quantum dots were capped with 1-octadecene by thermal hydrosilylation under argon gas to obtain octadecyl-Si QDs (ODE-Si QDs). The size separation of ODE-Si QDs was examined by the column chromatography method, which used silica gel (40–63 μm) as the stationary phase. …”
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  7. 747

    Synthesis of Acidic Heterogeneous Catalysts with High Stability Based on Graphene Oxide/Activated Carbon Composites for the Esterification of Lactic Acid by Thu Ha Thi Vu, Manh Ha Nguyen, Minh Dang Nguyen

    Published 2019-01-01
    “…In this article, acidic heterogeneous catalysts based on graphene oxide and sulfonated biochar were prepared, characterized, and used for lactic acid esterification to form ethyl lactate. …”
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    SOME ITERATIVE METHODS FOR QUASI-EQUILIBRIUM PROBLEMS by Jean Jacques Strodiot, Nguyễn Thị Thu Vân, Nguyễn Văn Hiền

    Published 2012-09-01
    “…Tạp chí Khoa học Đại học Đà Lạt…”
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  12. 752

    Proposing a Recognition System of Gestures Using MobilenetV2 Combining Single Shot Detector Network for Smart-Home Applications by Phat Nguyen Huu, Huong Nguyen Thi Thu, Quang Tran Minh

    Published 2021-01-01
    “…The proposed method is based on MobilenetV2 feature extraction combining with single shot detector (SSD) network. We used eleven types of gestures of walking, sitting down, falling back, wearing shoes, waving hands, falling down, smoking, baby crawling, standing up, reading, and typing for recognizing the gestures. …”
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  13. 753

    Development of Simple Analytical Method for B-Group Vitamins in Nutritional Products: Enzymatic Digestion and UPLC-MS/MS Quantification by Quang Huy Nguyen, Anh Quoc Hoang, Thi My Hanh Truong, Thi Diu Dinh, Thi Thuy Le, Thi Huyen Trang Luu, Viet Chien Dinh, Thi Minh Thu Nguyen, Thi Trang Vu, Thi Anh Huong Nguyen

    Published 2021-01-01
    “…Vitamin B concentrations varied over a wide range from lower than detection limits to about 9000 µg/100 g, depending on vitamin groups, compound forms, and sample types. …”
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  14. 754

    Green Analytical Method for Simultaneous Determination of Glucosamine and Calcium in Dietary Supplements by Capillary Electrophoresis with Capacitively Coupled Contactless Conducti... by Yen Nhi Do, Thi Lan Phuong Kieu, Thi Huyen My Dang, Quang Huy Nguyen, Thu Hien Dang, Cao Son Tran, Anh Phuong Vu, Thi Trang Do, Thi Ngan Nguyen, Son Luong Dinh, Thi Minh Thu Nguyen, Thi Ngoc Mai Pham, Anh Quoc Hoang, Bach Pham, Thi Anh Huong Nguyen

    Published 2023-01-01
    “…After optimization, the CE conditions for selective determination of glucosamine and Ca2+ were obtained, including a 10 mM tris (hydroxymethyl) aminomethane/acetic acid (Tris/Ace) buffer of pH 5.0 as the background electrolyte; separation voltage of 20 kV; and hydrodynamic injection (siphoning) at 25 cm height for 30 s. …”
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    Use of Cashew Apple Pomace Powder in Pasta Making: Effects of Powder Ratio on the Product Quality by Thi Phuong Trang Nguyen, Thi Thu Tra Tran, Nu Minh Nguyet Ton, Van Viet Man Le

    Published 2023-02-01
    “…Increase in CAPP level in the pasta recipe from 0 to 20% enhanced the total dietary fiber and total phenolic content of the product by 4.1 times and 11.8 times, respectively, as well as improved the 2,2-diphenyl-1-picrylhydrazyl radical scavenging activity and ferric reducing antioxidant power by 18.2 times and 28.6 times, respectively. …”
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  18. 758

    Metabolomics Approach for Discrimination and Quality Control of Natural and Commercial Fallopia multiflora Products in Vietnam by Nguyen Thi Thoa, Nguyen Hai Dang, Do Hoang Giang, Nguyen Thi Thu Minh, Nguyen Tien Dat

    Published 2020-01-01
    “…Recovery of the compounds from the analytes was more than 98%, while the limits of detection (LOD) and the limits of quantitation (LOQ) ranged from 0.5 to 6.6 μg/ml and 1.5 to 19.8 μg/ml, respectively. …”
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  19. 759

    Treatment of Cd2+ and Cu2+ Ions Using Modified Apatite Ore by Phuong Thu Nguyen, Xuyen Thi Nguyen, Trang Van Nguyen, Thom Thi Nguyen, Thai Quoc Vu, Huy Trung Nguyen, Nam Thi Pham, Thanh Mai Thi Dinh

    Published 2020-01-01
    “…The effect of adsorbent mass, pH, contact time, and initial concentration of Cd2+ and Cu2+ on the adsorption efficiency and capacity was investigated. …”
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