1. J.R. Tuttle, J.S. Ward, A. Duda, T.A. Berens, M.A. Contreras, K.R. Ramanathan, A.L. Tennant, J. Keane, E.D. Cole, K. Emery and R. Noufi, Mater. Res. Soc. Symp. Proc. 426 (Pittsburgh, PA: Mater. Res. Soc., 1996), p. 143.
2. S.P. Albright, 1997, personal communication (active area=2,793 cm2, 10.5% active area efficiency 7.8 % total area efficiency).
3. M. Pehnt, D.L. Schulz, C.J. Curtis, K.M. Jones and D.S. Ginley, Appl. Phys. Lett. 67, 2176 (1995).
4. R.F. Jarvis, M. Müllenbom, B.G. Yacobi, N.M. Haegel and R.B. Kaner, Mater Res. Soc. Symp. Proc. 272 (Pittsburgh, PA: Mater. Res. Soc., 1992), p. 229.
5. M. Müllenborn, R.F. Jarvis, B.G. Yacobi, R.B. Kaner, C.C. Coleman and N.M. Haegel, Appl. Phys. A 56, 3217 (1993).