1. Solar cell efficiency tables (Version 38)
2. Micro-defect effects on minority carrier lifetime in high purity dislocation-free silicon single crystals
3. J. Schmidt, A. G. Aberle, and R. Hezel, in Proceedings of the 26th IEEE Photovoltaic Specialists Conference, Anaheim, California (IEEE, New York, 1999), p. 13.
4. S. W. Glunz, S. Rein, W. Warta, J. Knobloch, and W. Wettling, in Proceedings of the 2nd World Conference on Photovoltaic Energy Conversion, Vienna, Austria (European Commission, Ispra, Italy, 1998), p. 1343.