Chtcheglova, L. A.Shubeita, G. T.Sekatskii, S. K.Dietler, G.2007-06-202007-06-202007-06-20200410.1016/S0006-3495(04)74192-2https://infoscience.epfl.ch/handle/20.500.14299/9109WOS:000188437200047Force spectroscopy with a small dithering of AFM tip: A method of direct and continuous measurement of the spring constant of single molecules and molecular complexestext::journal::journal article::research article