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Article
Preparation of hydrophilic modified ZIF-8 and its application in the preparation of nanocomposite matrix reverse osmosis membrane with improved permeation performance
Metal–organic frameworks (MOFs) are widely employed in designing nanocomposite membranes owing to their excellent performance and diversity. However, their inherent hydrophobicity limits their application in n...
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Article
NH4HCO3 as additive for fabrication of thin film nanocomposite membrane with enhanced permeability
During interfacial polymerization, the in situ growth of nanobubbles can exist between the support layer and the separation layer of the membrane, which changes the microstructure of the membrane and improves ...
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Article
Enhancement of high entropy oxide (La0.2Nd0.2Sm0.2Gd0.2Y0.2)2Zr2O7 mechanical and photocatalytic properties via Eu do**
High entropy oxides are novel materials with diverse compositions that have received significant interest for their mechanical and photocatalytic properties. In this study, we enhanced the mechanical and photo...
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Article
Crystallization kinetics of a commercial poly(lactic acid) based on characteristic crystallization time and optimal crystallization temperature
A model is proposed to fit differential scanning calorimetry (DSC) isothermal crystallization curves obtained from the molten state at different temperatures. A commercial 3D printing polylactic acid (PLA) sam...
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Article
Negative area compressibility in silver oxalate
The presence of extremely large negative linear compressibilities (NLC) in crystalline silver oxalate was discovered in a recent work by using first principles solid-state calculations. Although the minimum va...
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Article
Boron/potassium nitrate microspheres fabricated by electrostatic spraying and their combustion characteristic as pyrotechnic ignitor
Boron/potassium nitrate (B/KNO3) microspheres are fabricated by electrostatic spraying to enhance their combustion efficiency and capability of igniting target materials. Varying composition’s effect on reactivit...
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Article
Thermal analysis and decomposition kinetics of the dehydration of copper sulfate pentahydrate
The thermal decomposition kinetics of individual stages of copper sulfate pentahydrate (CuSO4·5H2O) was investigated by TG–DSC, and the kinetic parameters were calculated by Ozawa method and multivariate nonlinea...
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Article
Thermal analysis and crystallization kinetics of polyurethane
Non-isothermal crystallization kinetics of polyurethane was investigated by differential scanning calorimetry at different cooling rates. Various macro-kinetic models, including Ozawa, Jeziorny, and Mo models,...
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Article
Electrospun nanofiber-based nanoboron/nitrocellulose composite and their reactive properties
Nanometal fuels have a great potential in energetic field for their high reactivity and their low ignition temperature. However, their high surface energy makes them aggregate. In this work, the electrospinnin...
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Article
Nitroglycerine migration to polyurethane used for inhibition of double-base propellants through thermal analysis techniques
Nitroglycerine (NG) migration in polyurethane (PU) inhibitor, which leads to ballistic malfunctions or tearing-down of the rockets for double-base rocket propellants, is investigated by thermal analysis–thermo...
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Article
Thermal reaction properties of aluminum/copper (II) oxide/poly(vinylidene fluoride) nanocomposite
The thermal reaction properties of the aluminum nanoparticles/copper (II) oxide nanoparticles/poly(vinylidene fluoride) (Al-NPs/CuO-NPs/PVDF) nanocomposite (mass ratio of Al-NPs/CuO-NPs/PVDF = 20/60/20) were i...
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Article
Design and study of ADC/BCN/metal oxide gas-generating agents
Characterized with low burning temperature and low concentration of toxic gases, the azodicarbonamide (ADC), basic cupric nitrate (BCN) and 10 % metal oxide (CuO, ZnO, MnO2, Fe2O3) gas-generating agents have been...
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Article
The effect of 5-amino-1H-tetrazole on the combustion performance and ignition capability of boron/potassium nitrate igniter
The performance of boron/potassium nitrate/5-amino-1H-tetrazole-based pyrotechnic igniter, used as an initiator in airbag gas generators, was investigated. It was found that 5-amino-1H-tetrazole could signific...
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Article
Effect of the antioxidants on the stability of poly(vinyl butyral) and kinetic analysis
The effect of several kinds of antioxidants on the stability of poly(vinyl butyral) (PVB) under air atmosphere is studied by thermogravimetry–differential scanning calorimetry method and kinetic analysis. Afte...
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Article
A model-free method for evaluating theoretical error of Kissinger equation
Kissinger equation is widely used to calculate the activation energy. However, since a number of assumptions and approximations are introduced in the derivation, the activation energy resolved by this method w...
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Article
Thermal decomposition properties of double-base propellant and ammonium perchlorate
The thermal decomposition properties and the heat of combustion (ΔH) of samples with different ammonium perchlorate (AP)/double base propellant (DB) mass ratios under argon atmosphere were studied by the thermogr...
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Article
Thermal decomposition properties of guanidine nitrate and basic cupric nitrate
Characterized with a large gas production and low combustion temperature, the guanidine nitrate (GN) gas-generating agents are studied and applied widely. The determination factors of thermal decomposition pro...
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Article
Effect of MnC2O4 nanoparticles on the thermal decomposition of TEGDN/NC propellant
The effect of MnC2O4 nanoparticles on the thermal decomposition of double-base propellant composed of nitrocellulose (NC) and triethylene glycol dinitrate (TEGDN) has been investigated by TG/DSC–MS–FTIR coupling ...
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Article
Supplement on applicability of the Kissinger equation in thermal analysis
The relative errors (e%) in the determination of the activation energy from the slope of the Kissinger straight line ln(β/βT p 2 ) vs. ...
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Article
Investigation on the thermal stability of nitroguanidine by TG/DSC-MS-FTIR and multivariate non-linear regression
Thermal behavior of nitroguanidine (NQ) has been investigated by TG/DSC-MS-FTIR simultaneous analysis performed under both isothermal and nonisothermal conditions. The isothermal test at 230 °C indicated that ...