Corrosion investigation of fire-gilded bronze involving high surface resolution spectroscopic imaging
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- 作者：G. Masia ; giulia.masi5@unibo.it" class="auth_mail" title="E-mail the corresponding author ; C. Chiavaria ; b ; cristina.chiavari@unibo.it" class="auth_mail" title="E-mail the corresponding author ; J. Avilac ; jose.avila@synchrotron-soleil.fr" class="auth_mail" title="E-mail the corresponding author ; J. Esvand ; jerome.esvan@ensiacet.fr" class="auth_mail" title="E-mail the corresponding author ; S. Raffoe ; simona.raffo2@unibo.it" class="auth_mail" title="E-mail the corresponding author ; M.C. Bignozzia ; maria.bignozzi@unibo.it" class="auth_mail" title="E-mail the corresponding author ; M.C. Asensioc ; maria-carmen.asensio@synchrotron-soleil.fr" class="auth_mail" title="E-mail the corresponding author ; L. Robbiolaf ; robbiola@univ-tlse2.fr" class="auth_mail" title="E-mail the corresponding author ; C. Martinig ; carla.martini@unibo.it" class="auth_mail" title="E-mail the corresponding author
- 关键词：Fire gilded bronze ; Corrosion ; Chemical imaging ; Synchrotron radiation ; Photoemission ; Artworks ; XPS ; Decuprification
- 刊名：Applied Surface Science
- 出版年：2016
- 出版时间：15 March 2016
- 年：2016
- 卷：366
- 期：Complete
- 页码：317-327
- 全文大小：3981 K
文摘
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Fire-gilded bronze prepared by ancient methods (Au–Hg layer on Cu–Sn–Zn–Pb–Sb).
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Heating during gilding induces Sn and Znenrichment in the top part of the gilded layer.
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SR-HRPES mapping of corrosion craters (cross-section) after accelerated ageing.
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Selective dissolution of Cu and Zn in the craters induces Sn species enrichment.
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The main species in the craters are related to hydroxi-oxide compounds.