Tag Archives: materials characterization

You’ve done the hard parts to get your GPC/SEC instrument ready: prepared the mobile phase, stabilized the detector baselines, and prepared your sample.  After injection and completion of your sample sequence, you have acquired data.  Congrats!  Now, before you even…READ MORE >

How can I use DLS for sample xyz? What sample concentration / refractive index is needed for reliable DLS size measurements? Has it been done before? In Dynamic Light Scattering (DLS) intensity fluctuations in the sample are analyzed to obtain…READ MORE >

When working with a couple of our Morphologi G3-ID cement customers I have come to realize that cement is an incredibly complex product. Working with one of our customers in the cement industry we wrote an article, published last year…READ MORE >

The Zetasizer has some optional advanced protein features that you may not be aware of: DLS Debye Plot: a dynamic Debye plot of the measured hydrodynamic size as a function of sample concentration to obtain the dynamic Virial coefficient (also known…READ MORE >

As a product technical specialist I get to see many applications and customers. Something that has regularly come up is the problem of measuring fibers by image analysis. Caliper based length and width measurements of fibers do not always give…READ MORE >