Cha, S. C.; Spiegel, M.: Fundamental studies on alkali chloride induced corrosion during combustion of biomass. Materials Science Forum 461–464, p. 1055 - 1055 (2004)
Cha, S. C.; Spiegel, M.: Studies on the local reactions of thermophoretic deposited alkali chloride particles on metal surfaces. In: NACE CORROSION‘ 04, 04533. NACE CORROSION‘ 04, New Orleans, LA, USA. (2004)
Cha, S. C.; Spiegel, M.: Local reaction between NaCl and KCl particles and metal surfaces. In: Proceedings of EUROCORR '04, 1. Proceedings of EUROCORR '04, Nice, France, 2004. (2004)
Cha, S. C.; Spiegel, M.: Studies on the local reactions of thermophoretic deposited alkali chloride particles on iron surfaces. NACE CORROSION‘ 04, New Orleans, LA, USA (2004)
Cha, S. C.; Spiegel, M.: Local reactions of KCl particles with Fe, Ni and Cr surfaces. EFC Workshop: Novel approaches to the improvement of high temperature corrosion resistance, DECHEMA, Frankfurt, Germany (2004)
Cha, S. C.; Spiegel, M.: Fundamental studies on alkali chloride induced corrosion during combustion of biomass. 6th Int. Symposium on High temperature Corrosion and Protection of Materials, Lez Embiez, France (2004)
Cha, S. C.; Vogel, D.; Spiegel, M.: Fundamental studies on alkali chloride induced corrosion during combustion of biomass. 18. Stahlkolloquium, Eurogress Aachen, Aachen, Germany (2003)
Raabe honoured for his outstanding achievements on sustainable metallurgy and advanced alloy design by Japanese National Institute for Materials Science