نتایج جستجو برای: equation of deactivation rate

تعداد نتایج: 21218016  

The facility interest rate is one of the most important macroeconomic variables. The bank facility interest rate is associated with other macro-economic variables, one of which is the bank deposit interest rate. Using the time series data of the 1973-2017 period and the simultaneous equation system, the researchers estimated four equations using the three-stage least squares method.The result o...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی صنعتی کرمان - دانشکده علوم پایه 1392

در این پایان نامه بر مقاله ی an iterative method for the symmetric and skew symmetric solutions of a linear matrix equation axb+cyd =e نوشته ی xingping sheng و guoliang chen، مروری داشته ایم. در این مقاله دو روش تکراری برای حل معادله ی ماتریسی خطی axb+cyd=e ارائه شده است. روش اول جواب معادله را به صورت متقارن و روش دوم جواب معادله را به صورت پادمتقارن ارائه می دهد. تعدادی مثال های عددی را با...

2009
Stanislav Beyl Philipp Kügler Michaela Kudrnac Annette Hohaus Steffen Hering Eugen Timin

Point mutations in pore-lining S6 segments of CaV1.2 shift the voltage dependence of activation into the hyperpolarizing direction and significantly decelerate current activation and deactivation. Here, we analyze theses changes in channel gating in terms of a circular four-state model accounting for an activation R-A-O and a deactivation O-D-R pathway. Transitions between resting-closed (R) an...

Journal: :Biochemical Society transactions 2007
J M Broering A S Bommarius

Degradation of proteins is important for the operating life of biocatalysts and the shelf life of protein pharmaceuticals. We have previously found that the deactivating effects of salts on proteins can be correlated to an indicator of ion hydration, the B-viscosity coefficient of the anion in solution. Here, we test the influence of cations on protein kinetic stability by observing deactivatio...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2007
ahmad tavasoli kambiz sadaghiani abbas ali khodadadi yadollah mortazavi

in a novel dual bed reactor fischer-tropsch synthesis was studied by using two diffrent cobalt catalysts. an alkali-promoted cobalt catalyst was used in the first bed of a fixed-bed reactor followed by a rutenuim promoted cobalt catalyst in the second bed. the activity, product selectivity and accelerated deactivation of the system were assessed and compared with a conventional single bed react...

2017
Lee S.S. Dunham Hiroshi Momiji Claire V. Harper Polly J. Downton Kirsty Hey Anne McNamara Karen Featherstone David G. Spiller David A. Rand Bärbel Finkenstädt Michael R.H. White Julian R.E. Davis

Transcription in eukaryotic cells occurs in gene-specific bursts or pulses of activity. Recent studies identified a spectrum of transcriptionally active "on-states," interspersed with periods of inactivity, but these "off-states" and the process of transcriptional deactivation are poorly understood. To examine what occurs during deactivation, we investigate the dynamics of switching between var...

Abbas Taeb Farnaz Zangeneh, Khodayar Gholivand Saeed Sahebdelfar,

The kinetics of catalyst deactivation and coke formation during dehydrogenation of propane over supported Pt–based catalysts and, in particular, the effect of alkali metal promoters on catalyst activity and stability were studied. The analysis of propane conversion data showed that there is an optimum level of alkali metal promoter loading for both catalyst activity and stability.A model ba...

Journal: :iranian journal of public health 0
soghra aliasgharzadeh student research committee, faculty of nutrition, tabriz university of medical science, tabriz, iran. reza mahdavi nutrition research center, faculty of nutrition, tabriz university of medical science, tabriz, iran. mohammad asghari-jafarabadi traffic injury prevention research center, faculty of health, tabriz university of medical sciences, tabriz, iran. nazli namazi nutrition research center, faculty of nutrition, tabriz university of medical science, tabriz, iran.

background : underweight as a public health problem in young women is associated with nutritional deficiencies, menstrual irregularity, eating disorders, reduced fertility, etc. since resting metabolic rate (rmr) is a necessary compo-nent in the development of nutrition support therapy, therefore we determined the accuracy of commonly used pre-dictive equations against rmr measured by indirect ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1389

fluorescence chemical sensors for the highly sensitive and selective determination of pb2+ , hg2+, co2+ and fe3+ ions in aqueous solutions are described. the ion sensing system was prepared by incorporating lipophilic ligand (l) as a neutral ion-selective fluoroionophore in the plasticized pvc membrane containing sodium tetraphenylborate or potasium tetrakis (p-chlorophenyl) borate as a liphoph...

1995
Liliana Maslenkova Yuzeir Zeinalov

Use of isolated pea chloroplasts and excitation with short saturating flashes showed that after addition of the reducing (ascorbate+DCPIP) couple the deactivation rate of S2and S3 oxidised states decreased while in the presence of PBQ a significant increase was observed. The effect of these two reagent types on Si states distribution and on the values of “misses” and “double hits” parameters ar...

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