نتایج جستجو برای: thermodynamic parameters

تعداد نتایج: 613808  

In this study, the response is derived, high-energy material 1-(4-nitrophenyl)-1H-Tetrazole (NPHT) with boron nitridenano-cages in different conditions of temperature, density functional theory methods were studied. for this purpose, the material on both sides were geometrically optimized, then the calculation of the thermodynamic parameters were performed on all of them. The amount of ΔH, ΔS a...

Ashkan Nasrolah Kalantari Leila Fathahiyan Maryam Godarzi Rahim Faraji, Shahab Moeinian

In this article, synthesis of the explosive synthesis of tetrazolo [1,5-b][1,2,4]triazine from the reaction of 1,5-diaminotetrazole with glyoxal  in different conditions of temperature, with density functional theory method were studied. For this purpose, at first the material contained in the both sides of reaction were geometrically optimized, then the calculation of the thermodynamic paramet...

Journal: :physical chemistry research 2015
maliheh sadat atri ali akbar saboury faizan ahmad

most of the biological phenomena are influenced by intermolecular recognition and interaction. thus, understanding the thermodynamics of biomacromolecule ligand interaction is a very interesting area in biochemistry and biotechnology. one of the most powerful techniques to obtain precise information about the energetics of (bio) molecules binding to other biological macromolecules is isothermal...

Elham Pournamdar, Maryam Ebrahimikia Roya Ahmadi,

In this study Bis(1,4-dinitro toprop-2-yl) Nitramine, BNA, was attached to boron nitride nano- cages (B12N12). , thermodynamic parameters of BNA with B12N12 have been computed using one of the methods of density functional theory (B3LYP) In the temperature variety 300 to 400 K each 10 degree one times, were calculated. So these materials were geometrically optimized. After that thermodynamic pa...

In this research 1, 3, 5-triamino-2, 4, 6-trinitrobenzene (TATB) were attached with different nano structures of fullerene with 20, 24 and 60 carbons producing nano structures with diverse molecular weights. Then by the use of density functional theory methods, thermodynamic parameters of TATB with foregoing nanostructures, in wide of temperature, between 300-400 ºK were computed. To this purpo...

Journal: :health scope 0
mohamad ali baghapour department of environmental health engineering, school of health, shiraz university of medical sciences, shiraz, ir iran amir hossein mahvi department of environmental health engineering, school of public health, tehran university of medical sciences, tehran, ir iran; center for solid waste research, institute for environmental research, tehran university of medical sciences, tehran, ir iran; national institute of health research, tehran university of medical sciences, tehran, ir iran; department of environmental health engineering, school of public health, tehran university of medical sciences, tehran, ir iran. tel: +98-2188954914, fax: +98-2188950188 sudabeh pourfadakari department of environmental health engineering, school of health, shiraz university of medical sciences, shiraz, ir iran; student research committee, shiraz university of medical sciences, shiraz, ir iran

conclusions the study results showed that by increasing the initial dye concentration and contact time, the adsorption capacity increased, as well. moreover, the thermodynamic parameters (δh °, δg °, and δs °) revealed the endothermic sorption of rr-198 onto mwcnts. results the rr-198 absorption rates were 33.26 and 222.88 mg/g, respectively for 20, and 200 mg/l dye concentration, at ph of 3, 6...

In this study, the substituent effect on the electronic, spectroscopic properties and thermodynamic parameters of neutral and oxidized states of ferrocylidene acetophenone complexes was investigated by adopting the hybrid meta exchange-correlation functional of M06-2X. The frontier orbitals and the highest occupied molecular orbitals–lowest unoccupied molecular orbitals gaps of the substituted ...

Journal: :Journal of Polymer Science Part B: Polymer Physics 1996

Journal: :International Journal of Theoretical Physics 2014

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