About the Author
Arturo M Baró has spent most of his career at the Universidad Autonoma of Madrid and has been working in the fi eld of Surface Physics and Nanoscience. In 1983, he spent one year at the IBM Research Lab in Zürich where he worked with Professors Rohrer and Binnig, who
discovered STM. He is the author of 160 publications with a citation index h = 38. In 1985, he founded the company NANOTEC ELECTRONICA, S.L., which is dedicated to the fabrication and sale of AFM machines. He has been honored with the research prizes from the Humboldt
Foundation.
Ronald G. Reifenberger has been on the faculty at Purdue University, W. Lafayette, USA since 1978. Following his PhD in physics from the University of Chicago, he was a post-doctoral fellow at the University of Toronto, Canada. His nanophysics laboratory at Purdue uses
innovative experimental techniques to examine nanoscale properties of matter. His research focus since 1985 has been primarily scanning probe microscopy. Reifenberger is currently the director of the Kevin G. Hall Nanometrology Laboratory in the Birck Nanotechnology Center
at Purdue.