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A new procedure of phosphogypsum purification in order to diminish the content of radionuclides
(Hungarian Journal of Industrial Chemistry, 2002)
Phosphogypsum obtained by "wet procedure" for phosphoric acid production is actually calcium-sulphate dihydrate, CaSO 4 ·2H 2 O, which contains a high percent of impurities as well as radionuclides, originating from the ...
The effect of new herbicides on the grain yield of inbred lines of maize
(Fresenius Environmental Bulletin, 2002)
In these experiments, the reaction of 24 inbred lines of maize to the new herbicides Equip (formasulfuron), Callisto (mesotrione) and a combination of Motivel (nicosulfuron) with Banvel 480 S (dicamba) was investigated. ...
Study of corrosion resistance of chromium-nickel steel in calcium-hypochlorite solution
(Bulletin of Electrochemistry, 2002)
The purpose of this paper is to study the corrosion resistance of different samples bf chromium-nickel steel in calcium-hypochlorite solution, by potentiodynamic method. Corrosion resistance of Cr-Ni special steels is ...
Monoctonus leclanti sp n. (Hymenoptera : Braconidae : Aphidlinae) from high-montane areas of southeastern Europe, and key to related species
(Entomologica Fennica, 2002)
Monoctonus leclanti sp. n., a parasitoid of Delphiniobium junackianum Karsch. (Hemiptera: Aphididae) on Aconitum toxicum bosniacum and Aconitum pentheri in the high mountains of the Balkans is described. The species is an ...
Barium titanate screen-printed thick films
(Elsevier Sci Ltd, Oxford, 2002)
Barium titanate (BT) thick films were prepared from mechanically activated powders based on BaCO3 and TiO2. After homogenization and milling in a high-energy vibro mill, the powders were calcined at 700 degreesC for 2 h ...