纳米技术　纳米材料与气体表界面作用 热力学参数和动力学参数测量 谐振微质量法 Nanotechnology—Measurement of thermodynamic and kinetic parameters of  interface interaction between nanomaterials and gases—Microgravimetric  analysis method  ICS  17.200 CCS  A 42   中华人民共和国国家标准 GB/T 44234—2024 2024-08-2 3发布 2025-03-0 1实施     国家市场监督管理总局 国家标准化管理委员会 发 布 目　　次 前言   ·····································································································   Ⅲ 引言   ·····································································································   Ⅳ 1     范围   ··································································································   1 2     规范性引用文件   ······················································································   1 3     术语和定义   ···························································································   1 4     符号   ··································································································   2 5     方法原理   ······························································································   3      5.1     谐振式微悬臂梁的工作原理   ·····································································   3      5.2     热力学参数与动力学参数的计算   ································································   3 6     仪器和设备   ···························································································   4      6.1     测试装置   ·························································································   4      6.2     动态配气系统   ····················································································   4      6.3     恒温箱   ···························································································   4      6.4     接口电路和控制系统   ·············································································   5      6.5     谐振式微悬臂梁   ·················································································   5 7     测试样品和试剂   ······················································································   5      7.1     测试样品   ·························································································   5      7.2     稀释气   ···························································································   5      7.3     测试气   ···························································································   5      7.4     分散剂   ···························································································   5 8     测试方法   ······························································································   6      8.1     标准测试条件   ····················································································   6      8.2     样品涂覆   ·························································································   6      8.3     样品测试   ·························································································   6 9     数据处理   ······························································································   6      9.1     热力学参数   ······················································································   6      9.2     动力学参数 ─ 活化能Ea   ·······································································   8 10     测试报告   ····························································································   8 附录 A （资料性）　介孔纳米颗粒材料吸附热力学参数的测量实例   ···································   9 附录 B （资料性）　纳米材料吸附动力学参数的测量实例   ············································   13 附录 C （资料性）　测试报告格式   ·····································································   16 参考文献   ································································································   17 GB/T 44234—2024     Ⅰ