Výsledky vyhledávání - "R. J. H. CLARK"

ANALYSING THE VINLAND MAP: A CRITICAL REVIEW OF A CRITICAL REVIEW*

Autor: Kenneth M. Towe, K. A. Seaver, R. J. H. Clark

Publikováno v: Archaeometry. 50:887-893

In an attempt to validate the Vinland Map as a genuine 15th century work, Garman Harbottle (2008) claims to review critically, and thereby discredit, the archaeometric research undertaken on the Map's ink by Walter McCrone (1974-1999) and Brown and C

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f932998db48311eaf6710bac52fafd69
https://doi.org/10.1111/j.1475-4754.2008.00428.x

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The Chemistry of Titanium, Zirconium and Hafnium : Pergamon Texts in Inorganic Chemistry

Autor: R. J. H. Clark, D. C. Bradley, P. Thornton

The Chemistry of Titanium, Zirconium and Hafnium deals with the chemistry of titanium, zirconium, and hafnium and covers topics ranging from the occurrence and metallurgy of all three elements to their nuclear, physical, and chemical properties as we

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The Chemistry of Vanadium, Niobium and Tantalum : Pergamon Texts in Inorganic Chemistry

Autor: R. J. H. Clark, D. Brown, J. C. Bailar, H. J. Emeléus, Ronald Nyholm

The Chemistry of Vanadium, Niobium and Tantalum gives a comprehensive discussion on the discovery, origin, and metallurgical aspects of vanadium, niobium, and tantalum. A section is also focused on the nuclear properties, as well as the physical and

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Bromoindirubins: the synthesis and properties of minor components of Tyrian purple and the composition of the colorant from Nucella lapillus

Autor: R J H Clark, C J Cooksey

Publikováno v: Journal of the Society of Dyers and Colourists. 113:316-321

The identification of 6, 6′-dibromoindirubin as a component of Tyrian purple has been confirmed by a practical synthesis. Two monobromoindirubins, which could be minor components, have also been synthesised. These compounds have been fully characte

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b7f53f075acc38a56e08c7e4f6c3663d
https://doi.org/10.1111/j.1478-4408.1997.tb01852.x

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