A probe is provided for an SPM, and a method is provided for fabricating the probe in which a double side alignment process is not required to simplify the fabricating. The invention relates further to a mixing device for mixing at least one quantity of liquid for performing the method of the present invention, a use of the device, and a method of analysis for bond strengths on surfaces. The power management module determines a beacon interval and a wakeup interval. The intermediate spectrum is formed in a focal surface by the once diffracted light.