Heat capacities and thermodynamic properties of lanthanum/holmium perchlorate complexes with glycine
文献类型:期刊论文
作者 | Liu, BP; Tan, ZC; Yu, HG; Chen, ZG; Zun, LX; Lan, XZ; Liu, P; Di, YY |
刊名 | chinese journal of chemistry
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出版日期 | 2003-04-01 |
卷号 | 21期号:4页码:396-399 |
关键词 | lanthanum/holmium perchlorate-glycine complex adiabatic calorimetry heat capacity thermogravimetry thermal decomposition |
英文摘要 | the heat capacities of the two complexes [la-2(gly)(6)(h2o)(4)](clo4)(6) and [ho-2(gly)(6)(h2o)(4)](clo4)(6).2h(2)o (gly=glycine), were measured by adiabatic calorimetry in the temperature row from 78 to 375 k. a solid-solid phase transition was found between 322.87 and 342.29 k for [ho-2(gly)(6)(h2o)(4)](clo4)(6).2h(2)o, and the peak temperature, the enthalpy and the entropy of the transition were obtained to be 330.94 k, 11.65 kj(.)mol(-1) and 35.20 j (.) k-1 . mol(-1), respectively. no indication of any phase transition or thermal anomaly was observed for [la-2(gly)(6)(h2o)(4)](clo4)(6). thermal stabilities of the two complexes were investigated by thermogravimetry in the temperature range of 40-800degreesc. the possible mechanism for the thermal decompositions were proposed according to the tg and dtg curves. |
WOS标题词 | science & technology ; physical sciences |
类目[WOS] | chemistry, multidisciplinary |
研究领域[WOS] | chemistry |
关键词[WOS] | calorimeter ; alpha-al2o3 |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000186154800008 |
公开日期 | 2015-11-10 |
源URL | [http://159.226.238.44/handle/321008/138361] ![]() |
专题 | 大连化学物理研究所_中国科学院大连化学物理研究所 |
作者单位 | 1.Chinese Acad Sci, Thermochem Lab, Dalian Inst Chem Phys, Liaoning 110623, Peoples R China 2.Changde Normal Coll, Dept Chem, Changde, Hunan, Peoples R China |
推荐引用方式 GB/T 7714 | Liu, BP,Tan, ZC,Yu, HG,et al. Heat capacities and thermodynamic properties of lanthanum/holmium perchlorate complexes with glycine[J]. chinese journal of chemistry,2003,21(4):396-399. |
APA | Liu, BP.,Tan, ZC.,Yu, HG.,Chen, ZG.,Zun, LX.,...&Di, YY.(2003).Heat capacities and thermodynamic properties of lanthanum/holmium perchlorate complexes with glycine.chinese journal of chemistry,21(4),396-399. |
MLA | Liu, BP,et al."Heat capacities and thermodynamic properties of lanthanum/holmium perchlorate complexes with glycine".chinese journal of chemistry 21.4(2003):396-399. |
入库方式: OAI收割
来源:大连化学物理研究所
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