Multiscale surface metrology for controlling particle adhesion and stability
Innovative approach leveraging advanced surface metrology to design particle topographies for controlled adhesion and stability. This technology is crucial for applications in various industries where precise control of particle deposition is required.
Overview
This research introduces a groundbreaking approach to controlling particle adhesion and stability through advanced surface metrology. By understanding and manipulating the geometrically complex, multiscale irregularities of particle surfaces, this technology offers a method to optimize deposition processes. This is particularly beneficial in industries where precision in particle adhesion is critical, such as in coatings, pharmaceuticals, and nanotechnology.
Technical specifications
The approach leverages multiscale geometric characterizations rather than conventional roughness analysis, which often oversimplifies surface complexities. Key technical features include:
- Use of scanning laser confocal microscopy for detailed topographic measurements
- Systematic variation of processing variables (e.g., temperature, pressure) to influence micro- and nanoscale features
- Regression analysis linking processing parameters to adhesion performance
Technology readiness level
Currently at TRL 3, this technology is in the experimental proof of concept phase. It has demonstrated technical viability in related adhesive systems and is undergoing further validation to refine its predictive capabilities for particle design and processing.
About Worcester Polytechnic Institute
Worcester Polytechnic Institute is a private, STEM-focused research university in Worcester, Massachusetts, with a collaborative, applied research culture. Industry partners engage through co-located laboratories, advanced prototyping spaces, and testbeds in a nearby research and technology park, with options to colocate personnel. A project-based curriculum routes sponsored challenges into capstone and graduate practicums, accelerating cycles from concept to demonstration while building a reliable hiring pipeline. Research is supported by competitive federal funding from agencies such as the National Science Foundation and the Department of Defense, with additional support from health and energy agencies.
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