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Updated: May 13, 2026
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Measurement of Particle Size Distribution in Turbid Solutions by Dynamic Light Scattering Microscopy
Published on: January 9, 2017
14.2K
Equipping a Wyatt multiangle, multidetector instrument for real-time particle and polymer sizing by simultaneous
Xujun Zhang1, Daniel Hicks2, Honglin Liu1
1School of Materials Science and Engineering, Georgia Institute of Technology, Atlanta, Georgia 30332, USA.
The Review of Scientific Instruments
|December 24, 2024
Summary
This study "upcycled" a static light scattering instrument into a more versatile dynamic light scattering system. This approach extends instrument life and enhances capabilities, reducing waste in scientific research.
Area of Science:
- Materials Science
- Analytical Chemistry
- Instrument Engineering
Background:
- Scientific instruments often become obsolete due to software or parts limitations, leading to disposal.
- Extending the service life of scientific equipment through repurposing is an environmentally and economically sound practice.
- Upcycling instruments can provide enhanced capabilities, potentially surpassing newly manufactured models.
Purpose of the Study:
- To demonstrate the successful upcycling of a static light scattering (SLS) instrument.
- To enhance the instrument's capabilities by integrating dynamic light scattering (DLS) functionality.
- To develop a sustainable and cost-effective method for upgrading scientific equipment.
Main Methods:
- A Wyatt multiangle, multidetector SLS instrument was modified by adding fiber optics, detectors, and a multichannel autocorrelator.
- The upgraded instrument was programmed for multiangle, multidetector, multicorrelator dynamic light scattering operation.
- Data processing and a graphical user interface were implemented using Microsoft Excel for software compatibility.
Main Results:
- The upcycled instrument successfully retained its static light scattering capabilities.
- The instrument was effectively upgraded to perform multiangle, multidetector, multicorrelator dynamic light scattering.
- Performance was validated using various samples including microemulsions, protein and polymer solutions, and particle suspensions.
Conclusions:
- Upcycling scientific instruments is a viable strategy to extend their functional lifespan and enhance capabilities.
- Integrating modern components and user-friendly software platforms can overcome obsolescence issues.
- This approach offers a sustainable alternative to discarding functional scientific equipment, promoting resource efficiency.
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