نتایج جستجو برای: potassium sodium niobate

تعداد نتایج: 247148  

Journal: :Meat science 2017
Regan E Stanley Chad G Bower Gary A Sullivan

This study evaluated the effects of sodium chloride reduction and replacement with potassium chloride or modified potassium chloride based salts using a weight or molar equivalent basis on the sensory and physico-chemical properties of pork sausage patties. Three independent replications of pork sausage patties were manufactured to compare five treatments: full sodium, reduced sodium, modified ...

The current research was focused on synthesizing potassium sodium niobate (KNN) piezoelectric ceramics for the system (K0.48Na0.52) NbO3   by high energy ball milling process for 15h at the speed of 300 rpm.  The blended nano-crystalline powder was calcined in conventional box furnace at 700oC, 800oC and 900oC for duration of 5h, 7h and 10h.  Diffraction result of calcine powder confirmed the f...

Journal: :IOP conference series 2022

Abstract The objective of this research was to look into the binary exchange in four calcareous soils. ion adsorption carried by Batch equilibrium method used saturate soil samples with sodium, potassium, calcium and magnesium ions, separately, get Sodium–Soil, Potassium–Soil, Calcium–Soil Magnesium–Soil. mean Kd (L kg –1 ) scores various systems were arranged as follows: Calcium – Magnesium (1...

Journal: :iranian journal of pharmaceutical research 0
s mahdavi m rezaei-tavirani f towhidkhah sh gharibzadeh sh moghaddam nia

it was thought previously that cardiac muscle gap junctions provide low-resistance connections between cells and permit the local-circuit current to flow. some evidences show that myocardial cells may not require low-resistance connections for successful propagation of the action potential (ap). it seems that some other types of mechanisms must be involved in ap propagation. in this article, we...

2018
Toshiyuki Iwahori Hirotsugu Ueshima Naoto Ohgami Hideyuki Yamashita Naoko Miyagawa Keiko Kondo Sayuki Torii Katsushi Yoshita Toshikazu Shiga Takayoshi Ohkubo Hisatomi Arima Katsuyuki Miura

BACKGROUND Reducing the urinary sodium-to-potassium ratio is important for reducing both blood pressure and risk of cardiovascular disease. Among free-living Japanese individuals, we carried out a randomized trial to clarify the effect of lifestyle modification for lowering urinary sodium-to-potassium ratio using a self-monitoring device. METHODS This was an open, prospective, parallel random...

Alireza Palangi, Masih Namjoonia, Masoomeh Jorfi, Mohammad Aberumand, Morad Rostami, Mozhgan Khalafian, Sareh Aberumand,

Backgrounds and Aims: The purpose of this study was to examine the effects of potassium, sodium and zinc metal ions on ammonium sulfate fraction of acid phosphatase activity of orange fruit. Materials and Methods: Acid phosphatase was extracted and purified from orange fruit and then various samples as well as a control sample were prepared in vitro. In addition to substrates, ions of potass...

Journal: :The Journal of General Physiology 1970
Grahame S. Taylor David M. Paton E. E. Daniel

Sodium-rich myometrium, obtained from the uteri of pregnant rats, rapidly hyperpolarized when 4.6-120 mM potassium was added to the bathing medium at 37 degrees C. Hyperpolarization was due to sodium pumping since the process was markedly temperature dependent, was abolished by ouabain, and required both intracellular sodium and extracellular potassium. The observed membrane potential exceeded ...

2015
Linglong Li Lu Lu Zhiguang Wang Yanxi Li Yonggang Yao Dawei Zhang Guang Yang Jianjun Yao Dwight Viehland Yaodong Yang

Dynamic oxygen vacancies play a significant role in memristive switching materials and memristors can be realized via well controlled doping. Based on this idea we deposite Nb₂O₅-NaNbO₃ nanocomposite thin films on SrRuO₃-buffered LaAlO₃ substrates. Through the spontaneous phase separation and self-assembly growth, two phases form clear vertical heteroepitaxial nanostructures. The interfaces bet...

2017
Ana Queiroz Albertino Damasceno Neusa Jessen Célia Novela Pedro Moreira Nuno Lunet Patrícia Padrão

This study aimed to evaluate the urinary excretion of sodium and potassium, and to estimate the main food sources of sodium in Maputo dwellers. A cross-sectional evaluation of a sample of 100 hospital workers was conducted between October 2012 and May 2013. Sodium and potassium urinary excretion was assessed in a 24-h urine sample; creatinine excretion was used to exclude unlikely urine values....

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