Showing papers in "Thermochimica Acta in 2012"

TL;DR: In this paper, the potential industrial applications of PCMs in textiles and clothing systems, the methods of PCM integration into textiles, and the method of evaluating their thermal properties are also presented.

TL;DR: The peak displacement kinetic method was invented by Henry Kissinger in the mid-1950s when he was an intern at the National Bureau of Standards as discussed by the authors, and it is one of the most commonly used kinetic tools, having more than 2000 citations.

TL;DR: In this article, isothermal conduction calorimetry (ICC) is used to measure the kinetics of geopolymerisation of metakaolin by reaction with NaOH solution under a variety of conditions.

TL;DR: In this paper, two predictive models based on artificial intelligence and group contribution methods were proposed for accurate estimation and evaluation of deep eutectic solvent densities, based on a phosphonium and two ammonium salts, were measured.

TL;DR: In this paper, a novel fructose-based DES of choline chloride (2-hydroxyethyl-trimethylammonium) has been synthesized at different molar ratios.

TL;DR: In this paper, the authors report on the physical properties such as heat capacity, thermodynamic equilibrium, reaction enthalpy and kinetics of the reversible reaction Ca(OH) 2 ǫ + H 2 O.

TL;DR: In this paper, the authors measured and analyzed the thermo-physical properties of water-ethylene glycol mixture based CNT nanofluids experimentally at various temperatures, and the measured density data showed observable deviation from the predictions of the Pak and Cho correlation, due to spontaneous filling of water inside the carbon nanotubes in a confined way.

TL;DR: In this article, a hybrid of silica nanosphere/multiwall carbon nanotube (MWCNT) has been synthesized by wet chemical method at room temperature and the effect of MWCNTs, silica nanoparticles, and hybrid nanostructures (80% silica nano-nosphere/20% carbon-nanotube and 50% of the mixture of nanospheres/50% mwCNTs) on the thermal conductivity of distilled water has been investigated.

TL;DR: In this article, high thermal-conductivity fillers of aluminum nitride (AlN) and boron nitride(BN) were incorporated in the epoxy matrix in order to identify the effects of the particle size and the relative composition on the thermal conductivity of composites in the bimodal distribution of polygonal AlN and planar BN parti-cles.

TL;DR: In this article, an experimental investigation of CuO-oleic acid nanofluids as a new phase change material for the thermal energy storage of cooling systems is presented. And the authors also present the preparation of nanoparticles with sizes ranging from 1 to 80nm dispersed in oleic acid.

TL;DR: In this paper, the authors summarized the most recent achievements in the thermal behavior study of kaolinite intercalation complexes obtained with the most common reagents including potassium acetate, formamide, dimethyl sulfoxide, hydrazine and urea.

TL;DR: In this paper, transmission electron microscopy and wide-angle X-ray diffraction results indicate that a relatively fine dispersion of GO is achieved in the PLLA matrix.

TL;DR: In this article, several fundamental investigations published over the past decades with regard to the thermal analysis of polymer-based explosives have been briefly reviewed, and the calculation methods for their decomposition kinetics and thermal stability parameters are also introduced in detail.

TL;DR: In this article, safety parameters such as onset temperature, pressure rise and heat release during exothermicity were measured in imidazolium ILs and solutions of cellulose in ILs by means of DSC, dynamic reaction calorimetry and UV/VIS spectroscopy with a special designed cuvette.

TL;DR: Graphite oxide was synthesized by the oxidation of expanded graphite via a modified Hummers approach as discussed by the authors, which was evaluated by TEM, XRD, Raman and FTIR.

TL;DR: In this paper, the molar heat capacities of three choline chloride-based deep eutectic solvents (DESs), Reline, Ethaline and Glyceline, and their binary mixtures with water were determined using a heat flow differential scanning calorimeter.

TL;DR: In this article, a new set of vapor pressure data for the aqueous solutions of ethaline, glyceline, maline, and reline at different temperatures (30, 40, 50, 60, and 70 Ã 0.5 Ã ) and concentrations (20 Ã, 40, 60 Ã and 80 Ã Ã 1 ) were presented.

TL;DR: In this paper, the early-age reaction kinetics of slag activated using powder sodium silicate (which makes handling easier in practice) and compares it with that of waterglass (liquid sodium silicates) activated slag pastes.

TL;DR: In this article, a new expression for the thermal conductivity of nanofluids based on the contributions from the interfacial layer and the Brownian motion is proposed which explains the observed results fairly well.

TL;DR: In this article, a method for the determination of vaporization enthalpies of extremely low volatile molecular and ionic liquids has been developed using a commercially available TGA, and the experimental conditions recommended in this work allow a quick appraisal of very low volatile materials within 8 h at a reasonable level of accuracy.

TL;DR: In this paper, the main organic groups present in sewage sludge were determined by thermal analyses (TG/Differential Thermal Analysis (DTA) and Differential Scanning Calorimetry (DSC)) and Infrared Analysis (FTIR).

TL;DR: In this article, a special thermogravimetric analysis (TGA) method was developed to quantify the mass percentage of wood flour and polypropylene copolymer in wood plastic composites (WPC).

TL;DR: In this article, single and multi-component model fitting was used to determine the pyrolysis reaction kinetics of coal, corn cobs, and sugarcane bagasse, as well as blends of coal with each of the biomasses.

TL;DR: In this paper, the binding characteristics of ferulic acid (FA) with bovine serum albumin (BSA) were investigated using fluorescence, circular dichroism (CD) and isothermal titration calorimetry (ITC) techniques at pH 7.4.

TL;DR: In this paper, the authors synthesize and study urea-formaldehyde resins (UF) containing different amounts of SiO2 nanoparticles and analyze their properties in wood panels.

TL;DR: In this article, an EG-based ZnO nanofluid with a high-resolution transmission electron microscopy (TEM) was used to study the structural properties of the ZnOs.

TL;DR: In this paper, the complexation of GO with β-cyclodextrin (β-CD) was performed using physical mixture (PM), slurry (SC) and paste (PC) procedures and the complexes obtained were evaluated.

TL;DR: In this article, a comparative study on the effect of polyhedral oligomeric silsesquioxanes (POSS) and graphene on the mechanical, thermal properties and flammability of flame retardant poly(butylene succinate) composites was investigated.

TL;DR: In this paper, the identification phases by thermal analysis and microscopy inspection of Mg-x Ca and Mg−0.5Ca alloy were described by analyzing the cooling curve after Ca addition.