Tag Archives: DLS


Published 15 May 2018

How to display peaks by size (instead of by area)?

The peaks in your distribution are out of order? We recently received an email about the order of peaks in the Zetasizer software: For data evaluation, is it possible to rearrange the NNLS results by order of particle size populations?”…READ MORE >

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Published 15 Mar 2018

A basic introduction to Dynamic Light Scattering (DLS) for particle size analysis – Q&A

Dynamic Light Scattering (DLS), sometimes referred to as Photon Correlation Spectroscopy or Quasi-Elastic Light Scattering, is a technique classically used for measuring the size of particles typically in the sub-micron region, dispersed in a liquid. The sensitivity of some modern…READ MORE >

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Published 23 Oct 2017

Polydispersity – what does it mean for DLS and chromatography?

The term polydispersity (or more recently dispersity without the poly, as per IUPAC recommendation) is used to describe the degree of “non-uniformity” of a distribution.  In the field of molecular/nanoparticular characterization, there are in principle two different definitions of polydispersity,…READ MORE >

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Published 11 Jul 2017

DLS in 30 Minutes – Q&A

A webinar entitled “DLS in 30 Minutes” was given in June which attracted a very large audience. The presentation introduced dynamic light scattering and covered the principles of the technique, a discussion of how the measurement is performed, how the…READ MORE >

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Published 4 Apr 2017

Malvern’s Top Content Q1 2017

You all know now that at Malvern, we like producing regular content which is dedicated to you, depending if you are a student, researcher or scientist. I really hope that this new Top Content from the last quarter will help…READ MORE >

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