نتایج جستجو برای: ito nanoparticles

تعداد نتایج: 112245  

1997
TOMOE Y. NAKAMURA WILLIAM A. COETZEE

Nakamura, Tomoe Y., William A. Coetzee, Eleazar Vega-Saenz De Miera, Michael Artman, and Bernardo Rudy. Modulation of Kv4 channels, key components of rat ventricular transient outward K1 current, by PKC. Am. J. Physiol. 273 (Heart Circ. Physiol. 42): H1775–H1786, 1997.— Current evidence suggests that members of the Kv4 subfamily may encode native cardiac transient outward current (Ito). Antisen...

Journal: :Journal of occupational health 2011
Kasuke Nagano Tomoshi Nishizawa Yumi Umeda Tatsuya Kasai Tadashi Noguchi Kaoru Gotoh Naoki Ikawa Yoko Eitaki Yaeko Kawasumi Tsuneyuki Yamauchi Heihachiro Arito Shoji Fukushima

OBJECTIVES Carcinogenicity and chronic toxicity of indium-tin oxide (ITO) were examined by inhalation exposure of rats and mice to ITO aerosol. METHODS Fifty mice of both sexes were exposed to ITO at 0 (control), 0.01, 0.03 or 0.1 mg/m(3) for 6 h/day, 5 day/wk for 104 wk, and 50 rats of both sexes were exposed to 0, 0.01 or 0.03 mg/m(3) ITO for the same time period. The repeated exposure of 5...

1999
J. T. HULME

Hulme, J. T., and C. H. Orchard Effect of acidosis on transient outward potassium current in isolated rat ventricular myocytes. Am. J. Physiol. Heart Circ. Physiol. 278: H50–H59, 2000.—The effect of acidosis on the transient outward K1 current (Ito) of rat ventricular myocytes has been investigated using the perforated patch-clamp technique. When the holding potential was 280 mV, depolarizing p...

Journal: :Journal of the American Chemical Society 2008
Ya-Lan Chang Rodrigo E Palacios Fu-Ren F Fan Allen J Bard Paul F Barbara

We demonstrate a novel and powerful method to study electrogenerated chemiluminescence (ECL) of single nanoparticles (NPs) (r = 25 +/- 15 nm) of a conjugated polymer, F8BT, on an ITO electrode in the presence of a co-reactant, such as tri-n-propylamine (TPrAH) in acetonitrile solution. The results reveal that the maximum formation rate of ECL of individual NPs is achieved after a long "build-up...

Journal: :Physical chemistry chemical physics : PCCP 2014
Luiz H S Gasparotto André L B Castelhano Anielle C A Silva Noelio O Dantas Osvaldo N Oliveira José R Siqueira

In this paper we demonstrate that layer-by-layer (LbL) films of polyamidoamine (PAMAM) dendrimers and single-walled carbon nanotubes (SWCNTs) are efficient for controlling the morphology of electrogenerated cobalt (Co) and the platinum-cobalt (PtCo) alloy. While Co grew to the micrometer scale and poorly covered the ITO substrate, with the LbL matrix it was kept in the nanoscale regime and prov...

2015
Seong Sik Shin Woon Seok Yang Jun Hong Noh Jae Ho Suk Nam Joong Jeon Jong Hoon Park Ju Seong Kim Won Mo Seong Sang Il Seok

Fabricating inorganic-organic hybrid perovskite solar cells (PSCs) on plastic substrates broadens their scope for implementation in real systems by imparting portability, conformability and allowing high-throughput production, which is necessary for lowering costs. Here we report a new route to prepare highly dispersed Zn2SnO4 (ZSO) nanoparticles at low-temperature (<100 °C) for the development...

2010
Jozef KÚDELČÍK Peter BURY Vlasta ZÁVIŠOVÁ Milan TIMKO Peter KOPČANSKÝ

The structural changes in a magnetic fluid (formation of clusters) upon the effect of an external magnetic field were studied by acoustic spectroscopy. The properties of magnetic fluid dispersed in inhibited transformer oil ITO 100 have been studied by the analysis of changes in the acoustic wave absorption coefficient. The absorption coefficient of acoustic waves was measured as a function of ...

2009
Madiha Khalid Natalie Wasio Thomas Chase Krisanu Bandyopadhyay

Two-dimensional assemblies of Au-Pt bimetallic nanoparticles are generated in situ on polyethyleneimmine (PEI) silane functionalized silicon and indium tin oxide (ITO) coated glass surfaces. Atomic force microscopy (AFM), UV-Visible spectroscopy, and electrochemical measurements reveal the formation of core-shell structure with Au as core and Pt as shell. The core-shell structure is further sup...

2007
Biswanath Mallik Santanu Karan Raja S. C. Mullick

Field Emission Scanning Electron Microscopy (FESEM) demonstrates spectacular changes in the morphology of thin films of copper (II) phthalocyanine (CuPc) deposited on gold coated quartz substrates at different substrate temperatures, and on indium tin oxide (ITO) substrates at room temperature followed by post deposition annealing at various temperatures under normal atmosphere. The nature of s...

Journal: :Nucleation and Atmospheric Aerosols 2021

Diffusion of silver(Ag) from the electrode in perovskite solar cell layers presence moisture is a serious issue fabrication stable halide perovskite-based cells (PSC). We witnessed fast degradation fabricated planar p-i-n PSC having device structure as glass/ITO/PEDOT:PSS/MAPbI3/PCBM/Ag. This due to ambient and reaction Ag with form silver iodide(AgI). The diffusion into was easily noticeable a...

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