|Statement||edited by L. Bartha ... [et al.].|
|Contributions||Bartha, László, 1931-|
|LC Classifications||TN799.T9 C34 1995|
|The Physical Object|
|Pagination||xi, 172 p. :|
|Number of Pages||172|
|LC Control Number||95026403|
Read The Chemistry of Non-Sag Tungsten by with a free trial. Read unlimited* books and audiobooks on the web, iPad, iPhone and Android. Non-sag (NS) tungsten is a dispersion-strengthened microalloy with elemental potassium, which is contained as microscopic bubbles in the tungsten lattice. This volume deals with the chemical reactions and the chemical compounds occurring along the path from tungsten raw materials to the final NS tungsten filament. Topics such as the crystallization and processing of ammonium paratungstate, and the chemistry of tungsten oxide bronzes are included. *immediately available upon purchase as print book shipments may be delayed due to the COVID crisis. ebook access is temporary and does not include ownership of the ebook. Only valid for books with an ebook version. Tungsten: Properties, Chemistry, Technology of the Element, Alloys, and Chemical Compounds: Medicine & Health Science Books @ iews: 3.
Product Type: Book Edition: 1 First Published: Hardcover: eBook: The Crystal Chemistry of the Higher Tungsten Oxides School of Engineering, University of Wales, PO Box , Newport Road, Cardiff CF2 1YF, UK Abstract: The crystal chemistry of binary and ternary tungsten oxides with overall compositions between M 0 . The book is an elegantly written autobiography with remarkably vivid accounts of Sacks' early formative years, describing in historical detail his fascination with chemistry, numbers and natural history-subjects which revealed to him that there existed some kind of a natural order in the universe. Why does someone write a book about Tungsten? There are several reasons and precedents for this, the most important of which is that the last book on tungsten was written more than 20 years ago, in , by St. W H. Yih and Ch T. Wang. During the intervening period there have been many new.
From Tungsten Concentrates and Scrap to Highly Pure Ammonium Paratungstate (APT) Erik Lassner Sandgasse 23 A, A Graz, Austria Abstract: This paper describes the modern methods of the conversion of scheelite and wolframite ore concentrates, as well as tungsten scrap materials, to ammonium paratungstate (APT) of high purity via the following production steps: calcination of ore . Chemistry of Tungsten Oxide Bronzes L. Bartha, A. B. Kiss Research Institute for Technical Physics of the Hungarian Academy of Sciences, Budapest, Hungary & T. Szalay Institute for Physical Chemistry of the Kossuth Lajos University, Debrecen, Hungary Abstract: Ammonium paratungstate (APT) is the generally accepted starting material in tungsten manufacturing. Why does someone write a book about Tungsten? There are several reasons and precedents for this, the most important of which is that the last book on tungsten was written more than 20 years ago, in , by St. W H. Yih and Ch T. Wang. During the intervening period there have been many new scientific and technological developments and innova tions, so it was not only our opinion but the view /5(2). Tungsten blue oxide (9) Although the chemical reactivity of the ammonium tungsten bronzes is said to be of crucial importance for the dopant uptake, their presence does not seem to be a prerequisite: high quality non-sag tungsten can also be produced based on tungstic acid as well as tungsten trioxide. REFERENCES 1. Lassner, E., Int. J.