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Programmable material testing device for mechanoluminescence measurements.

Ernests Einbergs1, Aleksejs Zolotarjovs1

  • 1Institute of Solid State Physics, University of Latvia, Riga LV-1063, Latvia.

Hardwarex
|September 6, 2022
PubMed
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Researchers developed a low-cost, modular system for studying mechanoluminescent materials. This setup enables controlled mechanical testing and light emission analysis, advancing research in materials science and next-generation monitoring systems.

Area of Science:

  • Materials Science
  • Optoelectronics
  • Mechanical Engineering

Background:

  • Mechanoluminescent materials convert mechanical energy into light, with potential applications in security and healthcare monitoring.
  • Understanding the intrinsic mechanisms of mechanoluminescence is crucial for developing advanced monitoring systems.
  • Current research is limited by the lack of accessible equipment for controlled mechanical deformation and simultaneous light emission collection.

Purpose of the Study:

  • To describe the design and construction of an affordable, modular material testing device for studying mechanoluminescent phenomena.
  • To integrate a low-cost spectroscopic apparatus and a sensitive CMOS camera for comprehensive analysis.
  • To enable broader scientific participation in mechanoluminescence research by reducing equipment barriers.
Keywords:
3D printingMaterial testing systemMechanoluminescenceStrainTensile testThree-point flexural test

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Main Methods:

  • Construction of a material testing device using readily available mechanical components and 3D printed parts, featuring an interchangeable test fixture and integrated load cell.
  • Integration of a commercial low-cost spectroscopic alternative and a 16-bit CMOS camera optimized for low-light conditions.
  • Development of a modular prototype system with a total cost significantly lower than existing commercial alternatives.

Main Results:

  • The described device allows for controlled mechanical deformation of samples.
  • Simultaneous collection of emitted light is enabled by the integrated spectroscopic and camera components.
  • The prototype system offers substantial functionality at a fraction of the cost of commercial systems.

Conclusions:

  • The developed low-cost, modular system facilitates the study of mechanoluminescent materials.
  • This accessible setup can empower more researchers to contribute to the field of mechanoluminescence.
  • The findings support the advancement of next-generation monitoring systems in security and healthcare through a deeper understanding of mechanoluminescent phenomena.