Images of demineralized coal surfaces by
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Hadi Zareie; NurΕen ΓztaΕ; Mehtap GΓΌndoΗ§an; Erhan PiΕkin; Yuda YΓΌrΓΌm
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Article
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1996
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Elsevier Science
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English
β 302 KB
Zonguldak bituminous coal was demineralized with HC1 and HF. Mineral removal was followed by classical chemical analysis and FT-i.r. spectroscopy to determine the types of inorganics dissolved. Scanning tunnelling microscopy (STM) images of the surfaces of original and acid-treated Zonguldak coal we