Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Rena Knubovets"'
Publikováno v:
Bulletin of the Geological Society of Finland, Vol 70, Iss 1-2, Pp 69-75 (1998)
Bulletin of the Geological Society of Finland, Vol 70, Iss 1–2, Pp 69-75 (1998)
Bulletin of the Geological Society of Finland, Vol 70, Iss 1–2, Pp 69-75 (1998)
VEIDERMA, MIHKEL, KNUBOVETS, RENA and TONSUAADU, KAIA 1998. Structural properties of apatites from Finland studied by FTIR spectroscopy. Bulletin of the Geological Society of Finland 70, Parts 1-2, 69-75. Studies by XRD and FTIR analyses of the struc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6b3addc8b3c2b445b9588135eaccbc49
https://doi.org/10.17741/bgsf/70.1-2.005
https://doi.org/10.17741/bgsf/70.1-2.005
Publikováno v:
Phosphorus, Sulfur, and Silicon and the Related Elements. 109:51-54
Carbonate removal in the apatite structure was observed at temperatures from 600 to 900°C. The carbonate ions are also partially relocated from the orthophosphate site, into others such as interstitial positions and OH site. Hydroxyl groups form hyd
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::461db4e7597b9e2e894fd57ceff56b24
https://doi.org/10.1080/10426509608545088
https://doi.org/10.1080/10426509608545088
Publikováno v:
Phosphorus, Sulfur, and Silicon and the Related Elements. 109:43-46
Peculiarities in the composition, structure and thermal properties of fluorhydroxyapatites of Northern Europe have been studied by XRD, FTIR, chemical and thermal analyses.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::26db6634b863fa9679a4a36033d87ae9
https://doi.org/10.1080/10426509608545086
https://doi.org/10.1080/10426509608545086
Publikováno v:
Phosphorus, Sulfur, and Silicon and the Related Elements. 76:187-190
Composition and solubility of thermo-phosphates obtained from natural apatites and aluminosilicates (glauconite, nepheline, pseudoleicite) have been studied.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0a91586dc990db1026b7f0d5187a3785
https://doi.org/10.1080/10426509308032390
https://doi.org/10.1080/10426509308032390
Publikováno v:
Phosphorus, Sulfur, and Silicon and the Related Elements. 51:125-128
The mechanisms of thermal transformations in different types of natural phosphates and their mixtures with H3PO4 and Na2CO3 are discussed.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::880976d1a5653a0fd900295134770ad9
https://doi.org/10.1080/10426509008040697
https://doi.org/10.1080/10426509008040697
Publikováno v:
Phosphorus, Sulfur, and Silicon and the Related Elements. 147:415-415
Most of the studies on heavy metals binding ability of apatites have been carried out on hydroxyapatites (HAP) [Cal0(PO4)6(OH)2]. As the chemical characteristics of apatite depend substantially on the substitutions in its structure, the apatites with
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::49957c9b5872df49dab4e0a90ab3d1de
https://doi.org/10.1080/10426509908053687
https://doi.org/10.1080/10426509908053687
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Publikováno v:
Phosphorus, Sulfur & Silicon & the Related Elements; Jan1996, Vol. 109 Issue 1-4, p43-46, 4p