| 1. | Thermal activation and influential factors of coal - gangue 煤矸石热活化及影响因素 |
| 2. | Thermal activation analysis of dynamic fracture of pipe line steel x 70管线钢动态断裂的热激活实验与分析 |
| 3. | By detecting < wp = 6 > the pl spectra under low temperature , a thermal activation process could be seen . and the possible mechanism of p band formation is discussed 通过测量zno微米柱在不同温度下的发光光谱,发现激子-激子相互碰撞产生的热激活过程,并讨论了激子激子相互作用的机理。 |
| 4. | A unified theoretical model was given considering thermal activation , phonon - assisted absorption and nonradiative energy transfer processes . ( 6 ) the relationship between the fluorescence and the composition in niobate - silicate and niobate - phosphate glasses was studied 考虑热激活、声子辅助吸收过程与温度猝灭建立了稳态动力学方程并对样品荧光发射强度随温度的变化关系进行了量化解释。 |
| 5. | The process of in situ synthesis in salt activated by ma is discussed , and the separation of activation and reaction during ma is investigated . the ti - c mixtures with elevated system energy from mechanical activation occur due to thermal activation from in salt bath 在“机械激活盐浴合成”工艺中,将高放热体系在普通反应研磨工艺中所存在的孕育期与反应期分离,利用初始ti - c混粉在孕育期中所积累的储存能和高温熔盐反应介质所提供的热激活作用来促发粉体中的合成反应。 |
| 6. | The thermal activation by reason of the mechanical activation has promoting effect on the mechanical activation . furthermore , the mechanical activation assures the final powders are in nanometer - size . otherwise , for the first attempt of ma in the reaction system of metal - macromolecule or oxide - metal - macromolecule , author investigates the synthesis of nanometer - sized tic from petroleum coke by using reactive milling and dual activation reactive milling 机械激活作用是整个“双重激活反应研磨”机制的基础:机械激活导致热激活的产生,而热激活又将加强机械激活的效果;机械激活作用贯穿于整个反应过程之中,并保证了最终产物在较小尺寸范围内。 |
| 7. | Under the careful retrospection and analysis on the previous and recent experiments about mechanical behavior of nanocrystalline metals performed by almost main investigators , the dislocation and atomic diffusion is believed to contribute hardly to the deformation of nanocrystalline alloy , and a model based on thermal activation process was applied to fit the experimental data of nanocrystalline ag 结果表明,纳米晶金属ag的不仅具有比粗晶ag高2 - 6倍的拉伸和压缩强度,而且在大范性形变阶段显示了极低的加工硬化和应变速率敏感性。结合位错理路和非晶合金形变特征,提出纳米晶金属ag的塑性变形主要由于晶界滑移贡献。 |
| 8. | The mechanism of dual activation reactive milling is discussed . according to the mechanism , the mechanical activation from ma and thermal activation from the second high - exothermic reaction system ( ti - c ) are utilized for synthesizing of nanometer - sized tic powder from low - cost tio2 powders . in the process , the mechanical activation is a fundamental 在“双重激活反应研磨”机制中,利用ma过程中的机械激活作用以及所引入的ti - c高放热反应体系所带来的热激活作用,以低成本的tio _ 2为原料合成纳米tic粉末。 |