Thesis: Coating strategies for the protection of outdoor bronze art and ornamentation natural building stones (2003)

Title: Coating strategies for the protection of outdoor bronze art and ornamentation natural building stones
Author: Lynn B. Brostoff
University: University of Amsterdam
Year: 2003
Pages: 180
Type of document: PhD thesis
Link: http://dare.uva.nl/... (pdf, 15.3 Mb)

Note: Resource kindly indicated by Goran Budija

Table of Contents (short version):

1. The problem of protecting bronze in outdoor exposures
1.1. Introduction
1.2. The effect of outdoor environments on bronzes
1.3. The engineering problem
1.4. The conservation problem: current attitudes, practices, and research
1.5. The research problem
1.6. Conclusions

2. Performance of 29 coatings on two types of copper alloy substrates
2.1. Introduction
2.2. Experimental methods
2.3. Results and discussion
2.4. Conclusions

3. Performance of five coatings on four types of copper alloy substrates
3.1. Introduction 57
3.2. Experimental methods 58
3.3. Results and discussion
3.4. Conclusion

4. Electrochemical Impedance Spectroscopy (EIS) of select coatings on bronze
4.1. Introduction
4.2. Experimental method
4.3. Results and discussio
4.4. Conclusions

5. Chemical characterization of the bulk coating and the metal/coating interface
5.1. Introduction
5.2. Experimental methods
5.3. Results and discussion
5.4. Conclusions

6. The role of benzotriazole (BTA) in bronze protection
6.1. Introduction
6.2. Background
6.3. Experimental methods
6.4. Results and discussion
6.5. Conclusions

7. Summary and concluding remarks
7.1. Summary of results
7.2. Low maintenance vs. high maintenance coatings
7.3. Suggestions for future work

Thesis: X-ray tomography in conservation of stones (2005)

Title: Exploring the potential of X-ray tomography as a new non-destructive research tool in conservation studies of natural building stones
Author: Veerle Cnudde
University: Ghent University
Year: 2005
Pages: 216
Type of document: PhD thesis
Link: http://hdl.handle.net/... (pdf, 32.4 Mb)

Note: Resource kindly indicated by Nina Horvat

Table of contents (short version):

1. Materials
1.1. Natural building stones
1.2. Conservation products
1.3. Application methods
1.4. Conclusions

2. Traditional research techniques
2.1. Mineralogical and petrographical description
2.2. Technical properties
2.3. Porosity
2.4. Moisture-transfer properties
2.5. Conclusions

3. X-ray computed tomography
3.1. X-ray computed tomography
3.2. Medical CT
3.3. Micro-CT: Skyscan 1072
3.4. Nano-CT
3.5. Reconstruction software
3.6. 3D-visualisation

4. Image processing & image analysis
4.1. Generalities
4.2. µCT analySIS: 3D-software
4.3. Testing of the µCT analySIS-software
4.4. Comments on the software

5. Visualisation possibilities of x-ray micro-CT
5.1. General information
5.2. Visualisation of minerals
5.3. Visualisation of products
5.4. Visualisation of weathering
5.5. Conclusion

6. General overview of acquired data
6.1. Natural building stones
6.2. Water repellents and consolidants
6.3. Salt
6.4. Bacterial weathering
6.5. Interdisciplinarity of non-destructive X-ray micro-CT and 3D-analysis
6.6. High-speed thermal neutron tomography

7. Discussion and conclusions
7.1. Influence of technical stone properties on conservation products and vice versa
7.2. X-ray micro-CT
7.3. High-speed neutron tomography
7.4. Research perspectives for non-destructive testing

Appendix A
- Interdisciplinarity of non-destructive X-ray micro-CT and 3D-analysis