Esser, N., Schmidt, W. G., Bernholc, J., Frisch, A. M., Vogt, P., Zorn, M.,https://doi.org/10.1116/1.590810__Visbeck, S. (1999). GaP(001) and InP(001): Reflectance anisotropy and surface geometry. Journal of Vacuum Science &; Technology B: Microelectronics and Nanometer Structures, 17(4).https://doi.org/10.1116/1.590810 

Frisch, A. M., Schmidt, W. G., Bernholc, J., Pristovsek, M., Esser, N., &; Richter, W. (1999). (2×4)GaP(001) surface: Atomic structure and optical anisotropy. Physical Review B, 60(4), 2488–2494.https://doi.org/10.1103/physrevb.60.2488 

Schmidt, W. G., Briggs, E. L., Bernholc, J., &; Bechstedt, F. (1999). Structural fingerprints in the reflectance anisotropy spectra ofInP(001)(2×4)surfaces. Physical Review B, 59(3), 2234–2239.https://doi.org/10.1103/physrevb.59.2234 

Shkrebtii, A. I., Esser, N., Richter, W., Schmidt, W. G., Bechstedt, F., Fimland, B. O.,https://doi.org/10.1103/physrevlett.81.721__Del Sole, R. (1998). Reflectance Anisotropy of GaAs(100): Theory and Experiment. Physical Review Letters, 81(3), 721–724.https://doi.org/10.1103/physrevlett.81.721 

Schmidt, W. G., &; Bechstedt, F. (1998). Geometry and electronic structure of InP(001)(2×4) reconstructions. Surface Science, 409(3), 474–484.https://doi.org/10.1016/s0039-6028(98)00260-x 

Schmidt, W. G., Bechstedt, F., Esser, N., Pristovsek, M., Schultz, C., &; Richter, W. (1998). Atomic structure of InP(001)-(2×4): A dimer reconstruction. Physical Review B, 57(23), 14596–14599.https://doi.org/10.1103/physrevb.57.14596 

Schmidt, W. G., Käckell, P., &; Bechstedt, F. (1998). In-induced (4 × 2) reconstructions of GaAs(001) surfaces. Applied Surface Science, 123–124, 136–140.https://doi.org/10.1016/s0169-4332(97)00510-2 

Nilen, R. W. N., Connell, S. H., Britton, D. T., Fischer, C. G., Sendezera, E. J., Schmidt, W. G.,https://doi.org/10.4028/www.scientific.net/msf.255-257.475__Verwoerd, W. S. (1997). A High Resolution Investigation of the Anisotropic Electron-Positron Momentum Distribution in Diamond. Materials Science Forum, 255–257, 475–478.https://doi.org/10.4028/www.scientific.net/msf.255-257.475 

Schmidt, W. G. (1997). (4×2) and (2×4) reconstructions of GaAs and InP(001) surfaces. Applied Physics A: Materials Science &; Processing, 65, 581–586.https://doi.org/10.1007/s003390050625 

Nilen, R. W. N., Connell, S. H., Britton, D. T., Fischer, C. G., Sendezera, E. J., Schaaff, P.,https://doi.org/10.1088/0953-8984/9/29/017__Verwoerd, W. S. (1997). The anisotropic electron - positron momentum distribution in diamond. Journal of Physics: Condensed Matter, 9, 6323–6333.https://doi.org/10.1088/0953-8984/9/29/017 

Grossner, U., Schmidt, W. G., &; Bechstedt, F. (1997). As on InP(110) studied within density-functional theory. Physical Review B, 56(11), 6719–6726.https://doi.org/10.1103/physrevb.56.6719 

Großner, U., Schmidt, W. G., Bechstedt, F., Santos, P. V., Koopmans, B., &; Esser, N. (1997). Chemisorption of arsenic on InP(110). Surface Science, 377–379, 619–622.https://doi.org/10.1016/s0039-6028(96)01469-0 

Schmidt, W. G., &; Bechstedt, F. (1997). Comparison of As-rich and Sb-terminated GaAs(100)(2 × 4) reconstructions. Surface Science, 377–379, 11–14.https://doi.org/10.1016/s0039-6028(96)01318-0 

Schmidt, W. G., &; Bechstedt, F. (1997). Antimony-stabilized GaAs(001)(2×4) reconstructions. Physical Review B, 55(19), 13051–13057.https://doi.org/10.1103/physrevb.55.13051 

Nilen, R. W. N., Connell, S. H., Schmidt, W. G., Britton, D. T., Verwoerd, W. S., Sellschop, J. P. F., &; Shrivastava, S. (1997). Electron-positron momentum density distribution in diamond. Applied Surface Science, 116, 330–334.https://doi.org/10.1016/s0169-4332(96)01078-1 

Esser, N., Shkrebtii, A. I., Resch-Esser, U., Springer, C., Richter, W., Schmidt, W. G.,https://doi.org/10.1103/physrevlett.77.4402__Del Sole, R. (1996). Atomic Structure of the Sb-Stabilized GaAs(100)-(2×4) Surface. Physical Review Letters, 77(21), 4402–4405.https://doi.org/10.1103/physrevlett.77.4402 

Schmidt, W. G., &; Bechstedt, F. (1996). Geometry and electronic structure of GaAs(001)(2×4) reconstructions. Physical Review B, 54(23), 16742–16748.https://doi.org/10.1103/physrevb.54.16742 

Santos, P. V., Koopmans, B., Esser, N., Schmidt, W. G., &; Bechstedt, F. (1996). Optical Properties of Ordered As Layers on InP(110) Surfaces. Physical Review Letters, 77(4), 759–762.https://doi.org/10.1103/physrevlett.77.759 

Schmidt, W. G., &; Bechstedt, F. (1996). Atomic structures of GaAs(100)-(2 × 4) reconstructions. Surface Science, 360(1), L473–L477.https://doi.org/10.1016/0039-6028(96)00728-5 

Bechstedt, F., Schmidt, W. G., &; Scholze, A. (1996). Adatoms and vacancies on the diamond(111) surface. Europhysics Letters (EPL), 35(8), 585–590.https://doi.org/10.1209/epl/i1996-00155-0