Synthesis and Thermochemical Properties of New Ternary Lanthanum Complex La(Glu)(Im)(6)(ClO4)(3)center dot 4HClO(4)center dot 4H(2)O
文献类型:期刊论文
作者 | Lue Xue-Chuan2; Tan Zhi -Cheng1,3; Gao Xiao-Han2 |
刊名 | acta physico-chimica sinica
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出版日期 | 2009-10-01 |
卷号 | 25期号:10页码:1945-1950 |
关键词 | Heat capacity La(Glu)(Im)(6)(ClO4)(3)center dot 4HClO(4)center dot 4H(2)O Adiabatic calorimetry Thermodynamic function Phase transition Thermal stability |
英文摘要 | a new ternary lanthanurn complex, la(glu)(im)(6)(clo4)(3)center dot 4hclo(4)center dot 4h(2)o (glu: glutamic acid, im: imidazole), was synthesized and its thermodynamic properties were studied. heat capacities of the complex were measured with a high-precision automatic adiabatic calorimeter over a temperature range from 80 to 390 k and the thermodynamic functions (h-t-h-298.15) and (s-t-s-298.15) were derived from the heat capacity data with a temperature interval of 5 k. glass and phase transitions of the new complex at around 216 and 246 k were observed both by adiabatic calorimetry and differential scanning calorimetry (dsc) analyses. thermodynamic data of the phase transitions were calculated and the transition mechanism was determined to be a 're-orientational process of the perchlorate ions in the complex. the thermal stability of the complex was tested by the thermogravimetric (tg) technique and a possible mechanism for its decomposition was proposed. |
WOS标题词 | science & technology ; physical sciences |
类目[WOS] | chemistry, physical |
研究领域[WOS] | chemistry |
关键词[WOS] | temperature heat-capacity ; thermodynamic properties ; rare-earth ; calorimetry ; crystalline ; pr ; re |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000271079900001 |
公开日期 | 2015-11-17 |
源URL | [http://159.226.238.44/handle/321008/141377] ![]() |
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, Dalian Inst Chem Phys, Thermochem Lab, Dalian 116023, Peoples R China 2.Liaoning Shihua Univ, Sch Chem & Mat Sci, Fushun 113001, Liaoning, Peoples R China 3.Chinese Acad Sci, Dalian Inst Chem Phys, China Ion Liquid Lab, Dalian 116023, Peoples R China |
推荐引用方式 GB/T 7714 | Lue Xue-Chuan,Tan Zhi -Cheng,Gao Xiao-Han. Synthesis and Thermochemical Properties of New Ternary Lanthanum Complex La(Glu)(Im)(6)(ClO4)(3)center dot 4HClO(4)center dot 4H(2)O[J]. acta physico-chimica sinica,2009,25(10):1945-1950. |
APA | Lue Xue-Chuan,Tan Zhi -Cheng,&Gao Xiao-Han.(2009).Synthesis and Thermochemical Properties of New Ternary Lanthanum Complex La(Glu)(Im)(6)(ClO4)(3)center dot 4HClO(4)center dot 4H(2)O.acta physico-chimica sinica,25(10),1945-1950. |
MLA | Lue Xue-Chuan,et al."Synthesis and Thermochemical Properties of New Ternary Lanthanum Complex La(Glu)(Im)(6)(ClO4)(3)center dot 4HClO(4)center dot 4H(2)O".acta physico-chimica sinica 25.10(2009):1945-1950. |
入库方式: OAI收割
来源:大连化学物理研究所
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