نتایج جستجو برای: thermal decomposition process

تعداد نتایج: 1584778  

In the current study, synthesis and characterization of a new nano-structured zirconium(IV)-minoxidil complex (1), where minoxidil, (C9H15N5O; 6-(1-Piperidinyl)-2,4-pyrimidinediamine 3-oxide), have been investigated in two different solvents. The compound 1 has been synthesized by sonochemical method in the presence of methanol and monoethylene glycol (MEG) as solvents and characterized by scan...

Journal: مواد پرانرژی 2020

In this paper, the effect of nanocatalytic metal-organic framework based on copper metal and bis-tetrazolamine (CuBTA) ligand functionalized with cobalt (II) oxide nanoparticles on the thermal decomposition behavior of ammonium perchlorate (AP), using differential survey calorimetry (DSC) has been reviewed. First, the metal-organic framework (CuBTA) was synthesized from the raw materials of cop...

Journal: :Molecules 2017
Yi Yang Yun-Ting Tsai

Azo compounds have high exothermic characteristics and low thermal stability, which have caused many serious thermal accidents around the world. In general, different locations (e.g., equatorial or polar regions) have different UV intensities. If the azo compound exists in an inappropriately stored or transported condition, the decrease in thermal stability may cause a thermal hazard or ageing....

2012
V. S. Aigbodion S. B. Hassan C. U. Atuanya

Abstrcat High density polyethylene (HDPE) composite reinforced with 20wt% orange peels ash particles (OPAp) was prepared by compression moulding. Thermogravimetric analysis (DTA/TGA) (space) was conducted on the HDPE/orange peels ash particle composite to clarify the effect of OPAp on the thermal decomposition behavior of the resultant composite. The values of the activation energy for thermal ...

Journal: :Microelectronics Reliability 2004
S. C. Tan Y. C. Chan Y. W. Chiu C. W. Tan

In this work the effect of different bonding temperatures on the thermal stability of anisotropic conductive films (ACFs) was investigated. A thermogravimetric analyzer (TGA) was utilized to determine the thermal decomposition temperature of ACF. The experimental results showed that the temperature for maximum decomposition rate of ACF, Tm decreased with increasing bonding temperature. The resu...

2005
Nikolaus Dietz Martin Straßburg Vincent Woods

Understanding the gas phase decomposition kinetics of the chemical precursors involved in the nucleation and thin-film growth processes is crucial for controlling the surface kinetics and the growth process. The growth of emerging materials such as InN and related alloys requires deposition methods operating at elevated vapor densities due to the high thermal decomposition pressure of these mat...

Journal: :Journal of chromatographic science 2004
R K Gilpin W Zhou

The thermal degradation of acetaminophen is studied via conventional accelerated aging studies by initially thermally stressing the compound at temperatures between 160 degrees C and 190 degrees C and measuring the rate of decomposition by reversed-phase high-performance liquid chromatography. Rates of decomposition of the compound in the dry state and the activation energy for the process are ...

جلالی, سید غلامعلی, حسینی, سید محسن, حسینی, وحید, قاسمی آقباش, فرهاد,

  The decomposition of leaf litter has important in the ecosystem level through regulating buildup of soil organic matter, regulating of nutrient for plant growth and influencing the flux of Co2 from the soil. Several studies have introduced Home-field advantage (HFA) as an index for indicating more rapidly decomposition process of litter in its own site. In the present study, beech and alder s...

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