نتایج جستجو برای: electrolyte free medium

تعداد نتایج: 755989  

Journal: :Journal of bacteriology 1938
R P Tittsler G P Berry

Although numerous workers, especially Northrop and DeKruif (1922) and Winslow, et al. (1923 and 1926), have studied the influence of electrolytes upon the electrophoretic migration velocity of bacteria by washing them free of their metabolic products and suspending them in solutions of the electrolytes, little attention has been given to the effect upon electrophoretic potential of electrolytes...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2006
Dean G Hafeman James B Harkins Charles E Witkowski Nathan S Lewis Robert J Warmack Gilbert M Brown Thomas Thundat

We demonstrate the formation of charged molecular packets and their transport within optically created electrical force-field traps in a pH-buffered electrolyte. We call this process photoelectrophoretic localization and transport (PELT). The electrolyte is in contact with a photoconductive semiconductor electrode and a counterelectrode that are connected through an external circuit. A light be...

Journal: :Frontiers in Energy Research 2016

Journal: :Nanoscale 2014
Ming-Che Yang Hsun-Wei Cho Jih-Jen Wu

In this work, photovoltachromic cells (PVCCs) are fabricated using a solvent-free polyethylene glycol (PEG)-titanium hybrid polymer electrolyte. With appropriate addition of 1,2-dimethyl-3-propylimidazolium iodide in the electrolyte, the range of tunable colored-state transmittance of the PVCC is enlarged due to an improved fill factor. A transmittance modulation larger than 40% can be maintain...

Journal: :The Journal of General Physiology 1971
D. H. Riddick F. M. Kregenow J. Orloff

Freshly prepared duck erythrocytes, incubated either in plasma or an isotonic synthetic medium containing norepinephrine ([K] of both media approximately 2.5 mM), maintain water and electrolyte composition in the steady state (upper steady state) for at least 90 min. If incubated in the synthetic medium without norepinephrine or in plasma to which a beta-adrenergic blocking agent (propranolol) ...

2016
Yuzheng Lu Bin Zhu Yixiao Cai Jung-Sik Kim Baoyuan Wang Jun Wang Yaoming Zhang Junjiao Li

1 Jiangsu Provincial Key Laboratory of Solar Energy Science and Technology, School of Energy and Environment, Southeast University, Nanjing, China, 2 Faculty of Physics and Electronic Technology, Hubei Collaborative Innovation Center for Advanced Organic Materials, Hubei University, Wuhan, China, 3 Department of Energy Technology, Royal Institute of Technology KTH, Stockholm, Sweden, 4 Ångström...

In order to study the diverse effects of seed priming with 24-epibrassinolide (EBL) (0, 0.1, 1 mg/l) to increase tolerance of tomato plants (Lycopersicon esculentum Mill.) to salinity (0, 70 and 140 mM NaCl), the experiments were conducted as factorial based on completely randomized design at greenhouse condition. Results showed that salt stress significantly decreased the growth of tomato plan...

Journal: :The Journal of Biophysical and Biochemical Cytology 1961
Richard Holmes Sonya W. Wolfe

Serum has been fractionated by curtain electrophoresis using carboxymethyl cellulose dissolved in sodium bicarbonate electrolyte. Various fractions were produced from bovine serum and added to replicate cultures of Chang's endoepithelial cells and HeLa cells grown in a chemically defined medium. The effects of each of the various fractions on the appearance of the cultures and on cell multiplic...

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