1. G. Kaupp, J. Schmeyers, U. Pogodda, M. Haak, T. Marquardt and M. Plagmann. Thin Solid Films 264, 205-211 (1995).
2. G. Kaupp. in Comprehensive Supramolecular Chemistry, Vol. 8, edited by J. E. D. Davies, pp. 381-423 + 21 color plates. Elsevier, Oxford (1996).
3. G. Kaupp. Chemie in unserer Zeit 31, 129-139 (1997). Engl. translation in http://kaupp.chemie.uni-oldenburg.de.
4. S. N. Magonov and M.-H. Whangbo. Surface Analysis with STM and AFM. VCH, Weinheim (1996); unfortunately on p. 36 an asymmetric cantilever tip is imaged without recognition of its surface scraping properties (see. Ref.^1,15).
5. B. Hecht, H. Bielefeldt, Y. Inouye, L. Novotny and D. W. Pohl. J. Appl. Phys. 81, 2492-2498 (1997).
6. H. K. Danzebrink, A. Castiaux, C. Girard, X. Bouju and G. Wilkening. Ultramicroscopy 71, 371-377 (1998).
7. A. H. La Rosa, B. I. Yakobson and H. D. Hallen. Appl. Phys. Lett. 67, 2597-2599 (1995).
8. D. Courjon, J.-M. Vigoureux, M. Spajer, K. Sarayeddine and S. Leblanc. Appl. Opt. 29, 3734 (1990).
9. V. Sandoghdar, S. Wegscheider, G. Krausch and J. Mlynek. J. Appl. Phys. 81, 2499-2503 (1997). The authors used tips with radii of 50-100 nm that break very readily upon scanning; see text.
10. G. Kaupp and A. Herrmann. J. Phys. Org. Chem. 12, 141-143 (1999).
11. C. Adelmann, J. Hetzler, G. Scheiber, T. Schimmel, M. Wegener, H.B. Weber and H. v. Löhneysen, Appl. Phys. Lett. 74, 179-181 (1999).
12. D. J. Keller and F. S. Franke. Surface Science 294, 409-419 (1993). U. D. Schwarz, H. Haefke, P. Reimann and H.-J. Güntherodt. J. Microscopy 173, 183-197 (1993). 13. J. D. Kiely and D. A. Bonnell. J. Vac. Sci. Technol. B 15, 1483-1493 (1997).
14. A. Herrmann, Dissertation, Universität Oldenburg, 1999.
15. G. Kaupp and M. Plagmann. J. Photochem. Photobiol. A 80, 399-407 (1994).
16. D. Zeisel, S. Nettesheim, B. Dutoit and R. Zenobi. Appl. Phys. Lett. 68, 2491-2492 (1996).
17. S. Madsen, N. C. R. Holme, P. S. Ramanujam, S. Hvilsted, J. M. Hvam and S. J. Smith. Ultramicroscopy 71, 65-71 (1998).
18. E. Betzig, J. K. Trautmann, T. D. Harris, J. S. Weiner and R. L. Kostelal. Science 251, 1468 (1991).
19. M. Haimmady, E. Farnault, T. Yahiro and H. Kawakatsu. J. Vac. Sci. Technol. B 15, 1539-1542 (1997).
20. N. F. van Hulst, M. H. P. Moers and B. Bölger. J. Microscopy 171, 95-105 (1993).
21. S. Webster, D. N. Batchelder and D. A. Smith. Appl. Phys. Lett. 72, 1478 (1998).
22. G. Kaupp, A. Herrmann and G. Wagenblast. Proc. SPIE-Int. Soc. Opt. Eng. 3607, 16-25 (1999).
23. M. Rücker, P. Vanoppen, F. C. De Schryver, J. J. Ter Horst, J. Hotta and H. Masuhara. Macromolecules 28, 7530-7535 (1995).
24. R. L. Williamson, L. J. Brereton, M. Antognozzi and M. J. Miles. Ultramicroscopy 71, 165-175 (1998).
25. A. Kramer, T. Hartmann, R. Eschrich and R. Guckenberger. Ultramicroscopy 71, 123-132 (1998).
26. G. Kaupp and A. Herrmann. Ultramicroscopy 71, 383-388 (1998).
27. M. Abraham, W. Ehrfeld, M. Lacher, K. Mayr, W. Noell, P. Güthner and J. Barenz. Ultramicroscopy 71, 93-98 (1998).
28. G. Kaupp, A. Herrmann and M. Haak. Internet Photochem. Photobiol. (1998); http://www.photobiology.com/IUPAC98/page2.htm.
29. G. Kaupp and A. Herrmann. J. Phys. Org. Chem. 10, 675-679 (1997).
30. G. Kaupp, M. Haak and A. Herrmann. Lecture at the 4th Near-Field Optics, Conf., Jerusalem (1997); Book of Abstracts, p. 92 (1997). The positively refereed full paper of these authors for Ultramicroscopy got lost in the E-mail dispatch to the Editor.
31. S. Madsen, S. I. Bozhevolnyi and J. M. Hvam. Opt. Commun. 146, 277-284 (1998).
32. S. I. Bozhevolnyi and B. Vohnsen. J. Opt. Soc. Am. B 14, 1656-1663 (1997). Unfortunately the authors used etched fibers that are not sharp enough and break very readily;22 near-field enhancement of reflectance was not reported.
33. S. I. Bozhevolnyi, I. O. Smolyaninov and O. Keller. Appl. Opt. 34, 3793-3799 (1995). Etched fibers were used in that report.
34. G. Kaupp, A. Herrmann and M. Haak. J. Vac. Sci. Technol. B. 15, 1521-1526 (1997).
35. G. Kaupp and M. Haak. Mol. Cryst. Liq. Cryst. 313, 193-198 (1998).
36. S. I. Bozhevolnyi. J. Opt. Am. B 14, 2254-2259 (1997).
37. G. Kaupp and A. Herrmann. J. prakt. Chem./Chem.-Ztg. 339, 256-260 (1997). G. Kaupp, J. Schmeyers, M. Haak, T. Marquardt and A. Herrmann. Mol. Cryst. Liq. Cryst. 276, 315-337 (1996).
38. T. Hartmann, G. Gatz, W. Wiegräbe, A. Kramer, A. Hillebrand, K. Lieberman, W. Baumeister and R. Guckenberger. in Near-Field Optics, edited by D. W. Pohl and D. Courjon, p. 33. Kluwer, Netherlands (1993).
39. A. Jalocha and N. F. van Hulst. Optics Commun. 119, 17-22 (1995).
40. G. Kaupp, J. Schmeyers, F. Toda, H. Takumi and H. Koshima, J. Phys. Org. Chem. 9, 795-800 (1996).
41. G. Kaupp, J. Schmeyers, M. Haak and A. Herrmann. Labo-Trend 95, 57-63 (1995). English translation in http://kaupp.chemie.uni-oldenburg.de.