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MODEL STUDY OF THE ...
MODEL STUDY OF THE 1ST STEPS IN THE DETERIORATION OF CALCAREOUS STONE .3. MANGANESE AND IRON-MEDIATED SULFATION OF NATURAL STONE
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Elfving, P (författare)
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- Panas, Itai, 1959 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Lindqvist, Oliver, 1943 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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(creator_code:org_t)
- 1994
- 1994
- Engelska.
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Ingår i: Applied Surface Science. - 0169-4332. ; 78:4, s. 373-384
- Relaterad länk:
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https://research.cha...
Abstract
Ämnesord
Stäng
- Transition-metal-mediated sulphation of calcareous stone is investigated. Mixes of iron and manganese compounds with precipitated or ground calcite are employed to model natural calcareous stones containing these metals in trace concentrations. The products are characterized by Diffuse Reflectance Infrared Fourier Transform spectrometry. Sulphation is shown to depend strongly on the amounts of transition metals in the mixture, and calibration curves are constructed. Sulphate formations at natural calcareous stone surfaces are discussed within the framework of the assumed model.
Ämnesord
- NATURVETENSKAP -- Kemi -- Oorganisk kemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Inorganic Chemistry (hsv//eng)
- NATURVETENSKAP -- Kemi -- Fysikalisk kemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Physical Chemistry (hsv//eng)
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