Zobrazeno 1 - 10
of 53
pro vyhledávání: '"Hans-Joachim Lunk"'
Autor:
James Huheey, Ellen Keiter, Richard Keiter, Ralf Steudel, Frank Breher, Maik Finze, Dirk Johrendt, Martin Kaupp, Hans-Joachim Lunk, Udo Radius, Ulrich Schatzschneider
Dieses moderne Lehrbuch hebt sich von den Standardlehrbüchern ab. Das Gerüst der Lerneinheiten bilden dabei die wichtigsten Prinzipien der Anorganischen Chemie wie Symmetrie, Koordination und Periodizität. Die Stoffchemie wird zur Darstellung und
Autor:
James E. Huheey, Ellen A. Keiter, Richard L. Keiter, Ralf Steudel, Rüdiger Beckhaus, Frank Breher, Dirk Johrendt, Martin Kaupp, Hans-Joachim Lunk, Ulrich Schatzschneider
Dieses moderne Lehrbuch hebt sich durch die lebendige und anschauliche Darstellung der Anorganischen Chemie von den traditionellen Standardlehrbüchern ab. Das Gerüst der Lerneinheiten bilden dabei die wichtigsten Prinzipien der Anorganischen Chemie
Autor:
Hans-Joachim Lunk, Hans Hartl
Publikováno v:
ChemTexts. 9
Autor:
Hans Hartl, Hans-Joachim Lunk
Publikováno v:
ChemTexts. 7
After touching the history of polyoxometalate (POM) chemistry, the basics of isopolyoxometalates (IPOM) and heteropolyoxometalates (HPOM) are discussed. The main focus is placed on molybdenum- and tungsten-containing IPOM and HPOM. The HPOM are prese
Publikováno v:
ChemTexts. 7
Publikováno v:
ChemTexts. 6
Publikováno v:
Thermochimica Acta. 637:38-50
The thermal decomposition of ammonium paratungstate tetrahydrate has been studied in oxidising atmosphere at four heating rates employing the analytical techniques TG, DTG, DSC, and MS. In total, three endothermic and two exothermic effects have been
Autor:
Hans Hartl, Hans-Joachim Lunk
Publikováno v:
Dalton Transactions. 47:15613-15615
The existence of a dodecamolybdoantimonate(v) anion with the Keggin structure would be a highlight of the heteropolyoxometalate chemistry as a whole. However, we could not confirm the existence of ammonium, potassium, rubidium and cesium dodecamolybd
Autor:
Hans Hartl, Hans-Joachim Lunk
Publikováno v:
ChemTexts. 5
After a historical excursus, the basic properties of tungsten are summarized, followed by selected classes of inorganic compounds (tungsten halides and oxyhalides, tungsten oxides, Magneli phases and tungsten bronzes, iso- and heteropolyoxotungstates
Autor:
Hans-Joachim Lunk, Tuan A. Dang
Publikováno v:
ChemTexts. 4
The lecture lesson starts with a brief review of freeze-drying history, its scientific basics, and numerous applications. Freeze drying is also a new effective method to prepare solid analytical standards, which is superior to the conventional method