نتایج جستجو برای: arrhenius temperature equation

تعداد نتایج: 669584  

ژورنال: مواد پرانرژی 2021

Aging of a sheet explosive contain RDX explosive and HTPB binder is studied at temperatures of 50, 60 and 70 oC in times 60, 120 and 180 days. Dynamic-mechanical analysis (DMA), sol – gel analysis (SGA) and hardness measurements methods are used in this research.  The changes of tan_delta in DMA, hardness amounts and soluble fraction in SGA are measured for unaged and aged samples. The obtained...

Calculation of excess quantities of ethylene glycol + water binary fluid systems at seven absolute temperatures (293.15 to 353.15) K from experimentally determined values of density and shear viscosity were presented in previous work. The examination of related functions beside the quality of correlation from several equations on these experimental values has also been reported. Considering...

Journal: :Journal of Physical Chemistry C 2022

One of the major hurdles in utilization metallic lithium anodes is understanding Li+ transfer kinetics through solid electrolyte interface (SEI) addition to Li oxidation. Electrochemical impedance spectroscopy (EIS) combined with temperature variation provides deeper comprehension and reveals kinetic parameters individual processes separately. In this study, we report temperature-dependent EIS ...

Journal: :iranian journal of pharmaceutical research 0
hussain khalid school of pharmaceutical science, universiti sains malaysia, pulau pinang-11800, malaysia. university college of pharmacy, university of the punjab, lahore-54000, pakistan. ismail zhari university college of pharmacy, university of the punjab, lahore-54000, pakistan. sadikun amirin university college of pharmacy, university of the punjab, lahore-54000, pakistan. ibrahim pazilah university college of pharmacy, university of the punjab, lahore-54000, pakistan.

the extracts of piper sarmentosum, a medicinal plant, are being used to prepare phytopharmaceuticals while the information about chemical kinetics of constituents of the extract is unavailable to assign precise shelf life (t90) and find optimum storage conditions of the product for patient safety, and to avoid economic repercussions of launching an unstable product. the extract was exposed to t...

Journal: :The Journal of General Physiology 2003
E. F. B. Fries

The frequency of pulsation of the intact heart in nymphs (final (?) instar) of Blatta orientalis L. increases with the temperature according to the equation of Arrhenius. The constant micro has typically the same value, within reasonable limits of error, as that (12,200) deduced for other, homologous activities of arthropods where the rate of central nervous discharge is perhaps the controlling...

Journal: :Solar Energy Materials and Solar Cells 2021

Long-term thermal energy storage balances the seasonal variations in renewable supply and demand, but applied concepts require improved performance efficiency, reliability capacity. In principle, supercooling cold-crystallization offer a way to store heat for an extensive amount of time. this approach, crystallization behaviour material governs performance, as it directly relates optimal length...

1996
Noam Agmon G. Madhavi Sastry

Up to the onset of ligand escape from the heme pocket, CO binding to myoglobin can be explained by stochastic motion of the protein subject to an effective, temperature-dependent potential. Two "temperature-models" for the effective potential are investigated. The quantitative solution of the transient Smoluchowski equation for these models shows inhomogeneous kinetics at short times and protei...

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