Source: wikibot/gunter-sauerbrey
= Günter Sauerbrey
{wiki=Günter_Sauerbrey}
Günter Sauerbrey is a renowned German physicist known for his contributions in the field of surface science and the development of the quartz crystal microbalance (QCM) technique. The QCM is a sensitive method used to measure mass changes on a surface by monitoring the frequency change of a quartz crystal oscillator.