نتایج جستجو برای: ion selective

تعداد نتایج: 395874  

Journal: :Journal of the Serbian Chemical Society 2013

Journal: :Chemistry Journal of Moldova 2010

2009
Jennifer Westgate

This critical review examines optimal treatment methods for children with selective mutism (SM). Study designs include: case studies, and single group pre-post test. This review considers treatments including behavioural therapy, individual and family psychotherapy, pharmacotherapy and those geared specifically to teachers to invoke change. Anxiety has been recognized as a major factor in the d...

2008

To live like a pig in an intensive environment Page 4 To live like a pig in a natural environment Page 6 Laying hens Page 8 Meat chickens Page 10 Selective breeding Page 12 Alternatives to factory farming Page 14 Legislation on farm animal welfare Page 16 Feeding the world – environment and resource implications Page 18 Factory farming and rural employment Page 20 Why should we care about farm ...

Journal: :مجله دندانپزشکی 0
مریم قوام m. ghavam پروانه مفتاحی p. mefahi

current study is aimed to compare fluride release in conventional glass ionomer, light-cured glass ionomer and compomers. standard samples from the aforementioned materials were prepared and measured by selective fluride ion electrode in intervals of 24hours, 1,2,3 and 4 weeks in neutral ph of 7 and acidic ph of 4.5. the obtained data represented that fluride ion release decreased in time but t...

Farnoush Faridbod, Mina Bahman

A new selectophore was introduced for Cu2+ ions. Spectroscopic studies showed a selectivity of a new organic compound (L) toward copper ions and several transitional metal ions. Hence, L was utilized in designing several ion selective electrodes for these cations. In practice, Cu2+ ion selective electrode behaved Nernstian (slope of 27.95±0.3 mV decade-1) over a...

Journal: :The Journal of chemical physics 2013
Yu Yan Lin Wang Jianming Xue Hsueh-Chia Chang

We show both theoretically and experimentally that the ion-selectivity of a conic nanopore, as defined by a normalized density of the surface charge, significantly affects ion current rectification across the pore. For weakly selective negatively charged pores, intra-pore ion transport controls the current and internal ion enrichment/depletion at positive/reverse biased voltage (current enters/...

Journal: :Advanced materials and technologies 2021

Accurate sensing of ion concentrations in body fluids is importance to monitor cell functions, and any deviation the concentration serves as a warning sign pathophysiological conditions. Here, fabrication approach for an integrated device consisting two electrochemical transistors, capable selective simultaneous detection between potassium sodium ions analyte demonstrated. A common in-plane gat...

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