Cyclic peptides and compositions comprising such cyclic peptides are provided. The force sensor may be a capacitive force sensor. Furthermore a controller is introduced, which is customized for controlling the process of such a procedure. % MXM\u2032OyFz, wherein 0<y<1 and 0<z<2 and wherein y+z2=1; M is an alkali metal ion selected from the group consisting of Li+, Na+, K+, Rb+, and Cs+; X is a halogen ion selected from the group consisting of F\u2212, Cl\u2212, Br\u2212, and I\u2212, M\u2032 is a bivalent metal ion; wherein n is a weight percentage of about 0.