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Nanohybrids of reduced graphene oxide and cobalt hydroxide (Co(OH)(2)|rGO) for the thermal decomposition of ammonium perchlorate

机译:氧化石墨烯和氢氧化钴(Co(OH)(2)| RGO)的纳米组织用于高氯酸铵的热分解

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摘要

The catalytic activity of nanoparticles of cobalt hydroxide supported on reduced graphene oxide, Co(OH)(2)|rGO, was studied for the decomposition of ammonium perchlorate (AP), the principal ingredient of composite solid propellants. Co(OH)(2)|rGO was synthesized by anin situreduction method, which avoided the application of extremely high temperatures and harsh processes. rGO stabilized the nanoparticles effectively and prevented their agglomeration. The performance of Co(OH)(2)|rGO as a catalyst was measured by differential scanning calorimetry. Co(OH)(2)|rGO affected the high-temperature decomposition (HTD) of AP positively, decreasing the decomposition temperature of AP to 292 degrees C, and increasing the energy release to 290 J g(-1). The diminution of the HTD of AP by Co(OH)(2)|rGO is in between the best values reported to date, suggesting its potential application as a catalyst for AP decomposition.
机译:研究了氢氧化物钴纳米甲基氧化钴,CO(OH)(2)| RGO的催化活性,用于分解高氯酸铵(AP),复合固体推进剂的主要成分。 CO(OH)(2)| RGO由Anin Bisueuction方法合成,避免了极高的温度和恶劣工艺的应用。 Rgo有效地稳定纳米颗粒并防止它们的聚集。 通过差示扫描量热法测量作为催化剂的CO(OH)(2)(2)(2)(2)的性能。 CO(OH)(2)| RGO对AP的高温分解(HTD)正积极,将AP的分解温度降低至292℃,并将能量释放增加到290Jg(-1)。 通过CO(OH)(2)| RGO的HTD的降低在迄今为止报告的最佳值之间,建议其作为AP分解的催化剂的潜在应用。

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  • 来源
    《RSC Advances》 |2020年第39期|共8页
  • 作者单位

    Univ Bernardo OHiggins Escuela Obstet &

    Puericultura Ctr Integrat Biol &

    Quim Aplicada CIBQA Santiago 8370993 Chile;

    Univ Mayor Ctr Nanotecnol Aplicada Fac Ciencias Santiago 8580745 Chile;

    Inst Invest &

    Control Ejercito Chile IDIC Lab Mat Energet Av Pedro Montt 2136 Santiago 8370899 Chile;

    Univ Mayor Ctr Nanotecnol Aplicada Fac Ciencias Santiago 8580745 Chile;

    Univ Bernardo OHiggins Escuela Obstet &

    Puericultura Ctr Integrat Biol &

    Quim Aplicada CIBQA Santiago 8370993 Chile;

    Inst Invest &

    Control Ejercito Chile IDIC Lab Mat Energet Av Pedro Montt 2136 Santiago 8370899 Chile;

    Univ Mayor Ctr Nanotecnol Aplicada Fac Ciencias Santiago 8580745 Chile;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 化学;
  • 关键词

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