1. Optical properties of vacancy related defects in diamond
2. J. Mäki, J. Ranki, K. Saarinen, P. Martineau, and D. Fisher, presented at SBDD X (2005).
3. Vacancy-type defects in brown diamonds investigated by positron annihilation
4. L. Hounsome, R. Jones, M. Shaw, and P. Briddon, presented at SBDD XI (2006).
5. U. Bangert, R. Barnes, R. Jones, L. Hounsome, A. Blumenau, P. Briddon, M. Shaw, and S. Öberg, to be published in Philos. Mag. A.