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  1. Article

    Open Access

    Influence of dry density and wetting–drying cycles on the soil–water retention curve of compacted loess: experimental data and modeling

    In this paper, the EC-5 water sensor and the MPS-6 water potential sensor were used to measure water content and suction, respectively, to investigate the evolution of soil–water retention properties of compac...

    Kangze Yuan, Wankui Ni, Gabriele Della Vecchia, **angfei Lü… in Acta Geotechnica (2024)

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  2. No Access

    Article

    Mechanical behavior and microstructure evolution of Malan loess under dynamic compaction

    Dynamic compaction is a common foundation treatment method for loess and it is significant to understand the mechanical behavior of loess after compaction for engineering construction in loess areas. To gain i...

    Wankui Ni, Yongpeng Nie, **angfei Lü, Min Fan in Environmental Earth Sciences (2024)

  3. No Access

    Article

    Influence of wetting–drying cycles on the compression behavior of a compacted loess from microstructure analysis

    This study explores the compression deformation characteristics of compacted loess after different wetting–drying (WD) cycles, by tracking microstructure changes by scanning electron microscope (SEM), laser pa...

    Kangze Yuan, Wankui Ni, **angfei Lü… in Bulletin of Engineering Geology and the En… (2022)

  4. No Access

    Article

    Influence of TiO2 impregnated with a novel copper(II) carboxylic porphyrin and its application in photocatalytic degradation of 4-Nitrophenol

    A novel 5,15-di-[4-carboxylatomethoxy]phenyl-10,20-diphenylporphyrin, its copper complex and the corresponding metalloporphyrin-TiO2 photocatalyst were synthesized and characterized by DRS, SEM, XRD, and FT–IR. T...

    **angfei Lü, Nanjiang Hu, Jun Li, Hongrui Ma, Kai Du… in Research on Chemical Intermediates (2014)

  5. No Access

    Article

    Preparation, characterization and photocatalytic activity of metalloporphyrins-modified TiO2 composites

    Three new Cu(II), Zn(II), Co(II) 5,15-di (4-hydroxyphenyl)-10, 20-diphenyl-porphyrin (CuDHPP, ZnDHPP, CoDHPP) and the corresponding metalloporphyrins–TiO2 photocatalysts CuDHPP–TiO2, ZnDHPP–TiO2, CoDHPP–TiO2 were...

    Wanjun Sun, Jun Li, **angfei Lü, Fengxing Zhang in Research on Chemical Intermediates (2013)

  6. No Access

    Article

    Synthesis of two carbazole-based dyes and application of two-photon initiating polymerization

    Two carbazole-based polymerization initiators possessing blue fluorescence emission have been synthesized via Wittig reaction in the solid phase at room temperature. Two-photon excited fluorescence (TPEF) spec...

    RenTao Hu, LiangFei Lü, BanFeng Ruan, Peng Wang… in Science in China Series B: Chemistry (2009)