Physical properties of dynamic force microscopies in contact and noncontact operation

¹Physikalisches Institut, Universität Münster, D-48149 Münster, Germany

Received 10 January 1997, accepted 9 March 1997

Keywords: Scanning Force Microscopy; Contact Models; Surface Forces

Tunneling current oscillations excited by DC voltage

¹Institut für Festkörper- und Werkstofforschung Dresden, P.O. Box 270016, D-01171 Dresden, Germany

Received 2 June 1996, revised version 24 March 1997, accepted 26 March 1997

Keywords: Scanning tunneling microscope; Tunneling current oscillations; Sample-tip interaction

Discrete chaotic cryptography

¹Polish Academy of Sciences, Institute of Fundamental Technological Research, PL-00-049 Warszawa, Swietokrzyska 21, Poland

Received 13 January 1997, accepted 20 February 1997

Keywords: Discrete chaotic Systems; Cryptography; Secure communications

Application of Huang-Yang pseudopotential to a few-body system

¹Department of Physics, Rensselaer Polytechnic Institute, Troy, NY, 12180, USA

Received 4 September 1996, accepted 17 March 1997

Keywords: Pseudopotential; Hard core; Few-body system

On the decay of hot metallic clusters by evaporation

¹Hahn-Meitner-Institut, Berlin, Glienicker Straße 100, D-14109 Berlin, Germany, and Fachbereich Physik, Freie Universität Berlin

Received 18 February 1997, accepted 8 April 1997

Keywords: Decay of mettalic clusters; Evaporation; Fission