| 水热反应条件对氢氧化镁晶体微观内应变的影响 |
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| 引用本文： | 陈建铭,张兆震,宋云华. 水热反应条件对氢氧化镁晶体微观内应变的影响[J]. 人工晶体学报, 2011, 40(2): 396-399 |
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| 作者姓名： | 陈建铭 张兆震 宋云华 |
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| 作者单位： | 北京化工大学教育部超重力工程研究中心,北京,100029 |
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| 摘 要： | 用氯化镁和氢氧化钠反应合成氢氧化镁前驱体,通过水热反应制备出氢氧化镁阻燃剂粉体,采用X射线衍射进行表征,分析水热条件对氢氧化镁晶体(101)面微观内应变和晶体生长方向的影响.结果表明:在实验温度范围内,碱浓度和水热时间对氢氧化镁晶体在(101)面微观内应变的影响规律比较明显.碱浓度和水热温度是影响晶体生长方向的主要因素.
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| 关 键 词： | 氢氧化镁 水热法 微观内应变, |
Influence of Hydrothermal Conditions On the Microscopic Internal Strain of Magnesium Hydroxide |
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| CHEN Jian-ming,ZHANG Zhao-zhen,SONG Yun-hua. Influence of Hydrothermal Conditions On the Microscopic Internal Strain of Magnesium Hydroxide[J]. Journal of Synthetic Crystals, 2011, 40(2): 396-399 |
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| Authors: | CHEN Jian-ming ZHANG Zhao-zhen SONG Yun-hua |
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| Affiliation: | CHEN Jian-ming,ZHANG Zhao-zhen,SONG Yun-hua(Research Center of the Ministry of Education for High Gravity Engineering and Technology,Beijing University of Chemical Technology,Beijing 100029,China) |
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| Abstract: | The magnesium hydroxide precursor was synthesized by precipitation of magnesium chloride and sodium hydroxide,and the magnesium hydroxide powder was prepared by hydrothermal method.The microscopic internal strain of crystal plane(101)of magnesium hydroxide and the growth direction of crystal with different hydrothermal conditions were investigated by XRD.The results indcated that sodium hydroxide concentration and hydrothermal time have influenced on the microscopic internal strain of crystal plane(101)of m... |
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| Keywords: | magnesium hydroxide hydrothermal method microscopic internal strain |
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