搜索结果: 1-15 共查到“知识库 化学 thermal”相关记录27条 . 查询时间(0.062 秒)
Optimal thermal bath for robust excitation energy transfer in disordered light-harvesting complex 2 of purple bacteria
Optimal thermal bath robust excitation energy transfer disordered light-harvesting complex purple bacteria
2014/9/24
The existence of an optimal thermal bath to facilitate robust energy transfer between the spectrally separated B800 and B850 rings in light-harvesting complex 2 (LH2) of purple bacteria is investigate...
Chemical, stoichiometric and thermal analysis of fatty acid methyl esters from processed animal fat
biofuel rendering plant fat transesterification net calorific value emissions
2014/2/24
The paper focuses on liquid biofuel raised by transesterification of processed animal fat from rendering plant production suitable for energy use. The objective of the paper is to carry out an element...
Thermal instability and runaway criteria: the dangers of disregarding dynamics
Thermal runaway Stability analysis Oscillatory thermal instability
2012/2/29
Two exemplary exothermic processes, synthesis of nitroglycerine in a continuous stirred tank reactor (CSTR) and synthesis of the explosive RDX in a CSTR, are used to demonstrate the dangers of ignorin...
Polydispersity as a Parameter for Indicating the Thermal Stability of Proteins by Dynamic Light Scattering
Polydispersity Parameter Indicating Thermal Stability Proteins
2010/9/13
A physical parameter for predicting the thermal stability of proteins was provided by a new approach using dynamic light scattering (DLS). The relationship between the melting point measured by differ...
Characterization of chitosan in acetic acid: Rheological and thermal studies
Characterization chitosan acetic acid
2010/10/14
This study examined the influence of temperature, concentration, shearing time, and storage time on the rheological properties, i.e. the dynamic viscosity and shear stress, as a function of shear rate...
Comparison of photochromic properties and thermal stabilities of fulgide, fulgimide, and benzimidazole[1,2-a]pyrrolidine-2-one derivatives
Photochromism fulgide fulgimide benzimidazole[1,2-a]pyrrolidin- 2-one thermal stability quantum yield
2010/4/8
New thermally stable photochromic fulgimides and benzimidazole[1,2-a]pyrrolidin-2-one derivatives of furylfulgide and thienylfulgide were prepared and their photochromic properties were investigated. ...
Synthesis, Thermal, Electrical and Catalytic Studies of Some Transition Metal Polychelates of Bis-bidentate Schiff Base
Schiff base polychelate TGA solid-state conductivity catalytic activity
2007/12/20
Polychelates of Mn(II), Fe(II), Co(II), Ni(II), Cu(II), Zn(II) and Cd(II) with the bis salen-type ligand derived from 4,4'-bis[(salicylaldehyde-5)azo]biphenyl and 1,4-diaminobutane have been synthesiz...
卡托普利插层锌铝水滑石的超分子结构、热稳定性及缓释性能研究（Supramolecular Structure， Thermal Property and Sustained-release of Captopril-intercalated Zn/Al-layered Double Hydroxides）
水滑石 卡托普利 超分子结构 热稳定性 缓释
2010/8/18
采用共沉淀及离子交换的方法将高血压类药物卡托普利(Cpl)插入到Zn/Al-NO3-LDHs层间，借助XRD、FTIR、UV-Vis、TG-DTA和ICP等手段对样品进行表征。结果表明，Cpl阴离子可取代层间的NO3-，组装得到晶体结构良好的Cpl-LDHs。XRD结果表明得到的Cpl-LDHs的层间距为1.955～2.053 nm，并与根据PM3半经验分子轨道法优化计算得到的Cpl-三维尺寸进...
复盐法制备无水氯化镁的热解机理及动力学研究（Mechanisms and Kinetics for Preparation of Anhydrous Magnesium Chloride by Complex Thermal Decomposition Method）
苯胺盐酸盐 水氯镁石 热解机理 动力学 无水氯化镁
2010/8/18
The complex compound (MgCl2·C6H5NH2·HCl·6H2O) was prepared by reaction of C6H5NH2·HCl with MgCl2·6H2O. Reaction mechanism and kinetics of the compounds decomposition were studied by means of the TG-DT...
Synthesis, Spectral and Thermal Characteristics of Some Ten Coordinated Complexes of Dioxouranium(VI) Derived from Semicarbazones as Primary Ligand and Diphenyl Sulfoxide as Secondary Ligand
Dioxouranium(VI) mixed ligand complexes semicarbazones diphenyl sulfoxide characterisation coordination number
2010/4/19
The reactions of dioxouranium(VI) acetate with several semicarbazones derived from 4-aminoantipyrine in the presence of diphenyl sulfoxide (DPSO) led to the formation of complexes corresponding to the...
Synthesis, Characterization, Crystal Structure and Thermal Behavior of N'-(4-chlorobenzoyl)-N,N-di-n-butylthiourea and Its Nickel Complex
Thioureas synthesis X-ray structure thermal behavior benzoylthiourea
2010/4/19
We report the synthesis, structural characterization and thermal behavior of N'-(4-chlorobenzoyl)-N,N-di-n-butylthiourea (HL) and its nickel complex (NiL2). Some physical properties of the prepared co...
Analysis of the Essential Oil Composition of Sideritis albiflora Using Direct Thermal Desorption and Headspace GC-MS Techniques
Thermal desorption headspace GC/MS essential oil Sideritis albiflora Hub.-Mor
2010/4/20
The main constituents of Sideritis albiflora were found to be trans-caryophyllene, a-pinene, b-pinene, g-cadinene, pulegone, and caryophyllene oxide by both thermal desorption GC/MS and headspace GC/M...
Synthesis, Spectral and Thermal Investigations of Some Oxovanadium(IV) Complexes of Hydrazones of Isonicotinic Acid Hydrazide
Oxovanadium(IV) Hydrazones Coordination compounds
2010/4/20
A new series of 12 complexes of oxovanadium(IV) with hydrazones of isonicotinic acid hydrazide, namely N-isonicotinamido-3',4',5'-trimethoxybenzalaldimine (INH-TMB) and N-isonicotinamido-2'-furanaldim...
X-ray Diffraction Study of the Changes Induced During the Thermal Degradation of Poly (Methyl Methacrylate) and Poly (Methacryloyl Chloride)
X-raythe Changes Induced During Thermal Degradation Poly
2010/4/20
Poly (methyl methacrylate) -- PMMA -- and poly (methacryloyl chloride) -- PMACl -- were synthesized by free radical solution polymerization. The thermal stabilities of these polymers were determined w...
Synthesis, Spectral and Thermal Properties of Some Penta-Coordinated Complexes of Oxovanadium(IV) Derived from Thiosemicarbazones of 4-Aminoantipyrine
Synthesis Spectral Thermal 4-Aminoantipyrine
2010/4/20
The paper reports the synthesis of crystalline oxovanadium(IV), VO2+, complexes of thiosemicarbazones, i.e. 4[N-(4'-nitrobenzalidene)amino]antipyrine thiosemicarbazone (4'-NO2BAAPTS) and 4[N-(furan-2'...