Mostrando 241 - 260 Resultados de 2,887 Para Buscar '"CEO"', tiempo de consulta: 0.46s Limitar resultados
  1. 241
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  3. 243
    “…Synthesizing Co(3)O(4)‐modified CeO(2) via three different sol‐gel based routes, each with 10.4 wt % Co(3)O(4) loading, yielded three different nanocomposite morphologies: CeO(2)‐supported Co(3)O(4) layers, intermixed oxides, and homogeneously dispersed Co. …”
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  4. 244
    por Sun, Shujun, Jiang, Haiwei
    Publicado 2022
    “…Using data of China’s listed companies from 2000 to 2016, we employ a staggered difference-in-difference (DID) approach to identify the causal effects of CEO turnover on corporate innovation. First, we find that listed companies with CEO turnover experienced an average increase of 9.5% in the quantity of innovation and 8.9% in innovation quality after the change. …”
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  5. 245
    “…METHODS: Between June 7 and June 30, 2021, we performed a national survey of CEOs and other senior operational leaders to evaluate their personal work experience. …”
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  6. 246
    “…In this work, 4-bromophenoxyacetic acid (4-BPA), one of the phenoxyacetic acids, was detected via the electrochemical method for the first time. A CeO(2)-decorated electrochemical exfoliated graphene (eGr) composite (CeO(2)/eGr) was constructed as the sensor for sensitive detection of 4-BPA due to the synergistic effect of the excellent catalytic active sites of CeO(2) and good electron transference of the eGr. …”
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  7. 247
    por Zhao, Yang, Hu, Jun, Liu, Lang
    Publicado 2022
    “…This paper aims to examine the impact of CEOs' early-life disaster experiences on corporate earnings quality. …”
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  8. 248
    por Ma, Hongjia, Tang, Sisi, Zhao, Changyi
    Publicado 2022
    “…While chief executive officers’ (CEOs) leadership behaviors is regarded as a critical element of governance within new venture teams, few studies explored the role played by CEOs’ leadership behaviors in new venture team stability. …”
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  9. 249
    “…Oxygen vacancies (V(o)) present in CeO(2) nanoparticles (NPs) can effectively boost their photocatalytic activity under ultraviolet (UV) light. …”
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  10. 250
    “…The interaction between CeO(2)-GO or CeO(2)-rGO and gold as co-catalysts were here investigated for solar H(2) production by photoreforming of glycerol. …”
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  11. 251
    “…After several tests, the optimal concentration of the catalyst was determined to be 0.05 g‧L(−1) and 0.025 g‧L(−1) for chlortetracycline and 0.05 g‧L(−1) for ceftriaxone. CeO(2)/ZnO assemblies showed much better degradation efficiency compared to ZnO or CeO(2) tested individually. …”
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  12. 252
    “…The formation of these features, a function result of epitaxial Pt deposition along the CeO(2) [100] plane, appeared to be dependent on the properties of the CeO(2) support and the Pt precursor used. …”
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  13. 253
    “…Considering this gap in knowledge, CeO(2)-doped magnetic coconut coir biochar (Ce-MCB) and magnetic coconut coir biochar (MCB) for Pb(2+) absorption were prepared by the impregnation method, and the efficiency of Ce-MCB for Pb(2+) absorption was evaluated in comparison with MCB. …”
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  14. 254
    “…Herein, we synthesized N-doped C/CeO(2) (N-C/CeO(2)) composite materials by a combination of the liquid and solid-state method. …”
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  15. 255
    por Hernández Campos, Virginia
    Publicado 1973
    Tesis Libro
  16. 256
    Tesis Libro
  17. 257
    por Chama González, Silvino
    Publicado 1997
    Tesis Libro
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