QCM-D

~ 3 min

How does QCM-D compare to other QCM:s?

There is a vast range of different QCM:s in the market, and they all seem to provide similar information. Learn more about the differences, and when to use which one.

> 4 min

How does QCM-technology work?

The quartz crystal microbalance, QCM, has been around since the 60’ where it has been used for monitoring of thin-film deposition and characterization of thin films. So how does this technology work?

< 3 min

Model membranes - How to characterize with QCM-D

Model membranes are used in various fields of research. Read about how these lipid membranes can be characterized using QSense QCM-D technology.

~ 3 min

Protein adsorption to glass and plastics

Proteins tend to passively adsorb to surfaces. Read about how protein adsorption at various surface and solution conditions quickly can be measured.

> 5 min

What is piezoelectricity?

What is piezoelectricity and how does it work? Here we explain the piezoelectric effect and how this remarkable property arises.

~ 7 min

Does the QCM fundamental frequency matter?

In QCM instrument specifications and experimental descriptions, there is always a reference to the fundamental frequency. But does the fundamental frequency really matter? Here we sort out the details and explain how and why it matters in a measurement situation.

> 4 min

The Sauerbrey equation or viscoelastic modeling? – what happens if you use the wrong method?

Quantifying QCM mass, there are two different approaches to choose from, the Sauerbrey equation or viscoelastic modeling. But what if the wrong method is applied, what happens then? How critical are the consequences? Here we describe what happens if the wrong quantification approach is used.

~ 4 min

Four steps to prevent temperature related problems in QCM measurements

One of the key factors to achieve reliable and reproducible QCM measurements is temperature stability. Here we list the top four factors that will help you eliminate temperature induced artifacts in your QCM data.

~ 6 min

Why are overtones important in QCM?

On the topic of QCM, the different resonance harmonics, i.e., the fundamental and the overtone harmonics, are often subject to discussion. So, what is the deal with the overtones? Are they really needed, and if they are, when and why are they important?

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