نتایج جستجو برای: cobalt blue

تعداد نتایج: 101169  

Journal: :iranian journal of public health 0
fatemeh kargar dept. of occupational health enginrrying, school of public health, tehran university of medical sciences, tehran, iran. seyed jamaleddin shahtaheri dept. of occupational health engineering, school of public health, institute for environmental research, tehran university of medical sciences, tehran, iran. farideh golbabaei dept. of occupational health enginrrying, school of public health, tehran university of medical sciences, tehran, iran. abolfazl barkhordari dept. of occupational health engineering, school of public health, yazd university of medical sciences, yazd, iran. abbas rahimi-froushani dept. of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran, iran. monireh khadem dept. of occupational health enginrrying, school of public health, tehran university of medical sciences, tehran, iran.

cobalt is one of the most important constituent present in ceramic industries. glazers are the relevant workers when they are producing blue colored ceramic, causing occupational exposure to such metal. through this study, urinary cobalt was determined in glazers in a ceramic industry when they were producing blue-colored ceramic glazes.in this case-control study, spot urine samples were collec...

Journal: :Gems & Gemology 1984

The Nasriya complex (build up in 1478), also known as the Sultan Hassan Grand Mosque and the Mosque-Madrasa of Hassan Padshah, were destroyed due to earthquake in 1780, along with most of the historical monuments in Tabriz. Over archaeological speculations, two pieces of blue and white porcelain were discovered in this complex in 2006. As Tabriz was considered as an important commercial center ...

Journal: :Analytical chemistry 2011
Laurianne Robinet Marika Spring Sandrine Pagès-Camagna Delphine Vantelon Nicolas Trcera

Smalt was commonly used as a pigment by artists between the 16th and 18th centuries. It is a powdered blue potash glass colored by cobalt ions and often degrades causing dramatic changes in the appearance of paintings. The aim of the work presented in this paper was to investigate the changes in the structure and environment around the cobalt ion on deterioration, to further our understanding o...

Journal: :Journal of the Japan Society of Colour Material 1981

2013
Fatemeh KARGAR Seyed Jamaleddin SHAHTAHERI Farideh GOLBABAEI Abolfazl BARKHORDARI Abbas RAHIMI-FROUSHANI Monireh KHADEM

BACKGROUND Cobalt is one of the most important constituent present in ceramic industries. Glazers are the relevant workers when they are producing blue colored ceramic, causing occupational exposure to such metal. Through this study, urinary cobalt was determined in glazers in a ceramic industry when they were producing blue-colored ceramic glazes. METHODS In this case-control study, spot uri...

Journal: :Applied optics 1988
J W Warnicki P G Rehkopf D Y Curtin S A Burns R C Arffa J C Stuart

This paper describes a new method for determining corneal surface detail utilizing a modified Zeiss photo slit lamp. This system projects a grid onto the cornea through a cobalt blue filter. The tear film is stained with fluorescein, causing the projected grid pattern to be visible on the corneal surface. A video image of the grid is then digitized by an image processor which calculates surface...

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Cobalt-based blue ceramic pigments are widely used in ceramic industries due to characteristics such as temperature stability, chemical stability and high resistance to these coatings. In this research, the blue silicate - titanate cobalt ceramic pigment is synthesized by sol-gel method and the dispersed pigments were printed on the ceramic by silk screen printing method in the industrial produ...

Journal: :Chemistry 2017
Elif Pınar Alsaç Emine Ülker Satya Vijaya Kumar Nune Yavuz Dede Ferdi Karadas

Although several Prussian Blue analogues (PBAs) have been investigated as water oxidation catalysts, the field lacks a comprehensive study that focuses on the design of the ideal PBA for this purpose. Here, members of a series of PBAs with different cyanide precursors have been investigated to study the effect of hexacyanometal groups on their electrocatalytic water oxidation activities. Cyclic...

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