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The molten glass sewing machine.

P-T Brun1, Chikara Inamura2, Daniel Lizardo2

  • 1Department of Mathematics, Massachusetts Institute of Technology, Cambridge, MA 02139, USA pierrethomas.brun@gmail.com.

Philosophical Transactions. Series A, Mathematical, Physical, and Engineering Sciences
|April 5, 2017
PubMed
Summary
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Researchers developed a new method for 3D printing complex glass structures using fluid instabilities. This additive manufacturing technique allows for precise control over the glass patterns for tunable optical and functional properties.

Area of Science:

  • Materials Science
  • Additive Manufacturing
  • Fluid Dynamics

Background:

  • Digitally fabricating complex glass structures is challenging.
  • Controlling the morphology of micro-architected materials is crucial for advanced applications.

Purpose of the Study:

  • To introduce a fluid-instability-based approach for additive manufacturing of complex glass structures.
  • To enable reliable control over the morphology of glass patterns for tailored properties.

Main Methods:

  • Utilizing mathematically defined and physically characterized fluid instability patterns.
  • Employing additive manufacturing of molten glass through coiling of an extruded glass thread.
  • Developing a minimal geometrical model and methodology for pattern control.
Keywords:
coilingglasshoneyinstabilitypatternviscous thread

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Main Results:

  • Achieved fabrication of geometrically complex, uniformly sized structures in molten glass.
  • Demonstrated reliable control over pattern morphology.
  • Created building blocks with tunable functional and optical properties.

Conclusions:

  • The proposed method offers a novel pathway for advanced glass fabrication.
  • This technique facilitates the assembly of complex structures with customized properties.
  • The findings contribute to the understanding of patterning through instabilities in complex media.