Biomass determination of algae in photobioreactors using TOC

12-01-2011

#img8600# Physicists’ working with Professor Hilmar Franke at the department of ‘Applied Physics’ (University Duisburg Essen, Germany) excitement about TOC is obvious only at a second glance. The research group concentrated primarily on integrated optics and the optics of polymers. Initially ...

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Use of novel analysis methods

12-01-2011

Our experience with sugar starts in early childhood – since breast milk contains lactose. Human sensory perception alone is, however, not enough to properly assess the useful but also potentially harmful effects of an age-old sweetener (saccharose). Nutrition researchers and physicians have, ...

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Induced gratings: new method for the determination of nanoparticles

05-11-2010

Although the ancient Egyptians already used inks 5000 years ago, inks and their properties have been continuously improved and refined over thousands of years. Nevertheless, the basic principle of tinta acqua (colored water) remains the same. Today, in addition to inks based on dissolved ...

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28-08-2005

Abstract1st July 2006 is an important deadline for the electro- and electronics industries. This date bans hazardous substances like lead, cadmium, mercury, hexavalent chromium and polybrominated biphenyls and diphenyl ethers from electro- and electronic equipment. This restriction, even ...

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Continuous TOC determination in environmental analysis

27-05-2005

Identification of organic pollutants in wastewater is essential for performance evaluation, construction and operation of a wastewater treatment plant. Several parameters are currently used in wastewater analysis applications. Some of these are based on oxygen demand, for instance BOD ...

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