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PDMS samples characterization with variations of synthesis parameters for tunable optics applications
Angel S Cruz-Félix1, Agustin Santiago-Alvarado2, Josimar Márquez-García2
1Physics and Mathematics Institute, Technological University of the Mixteca, Carretera a Acatlima km 2.5, Huajuapan de León, OAX, C.P. 69000, México.
Heliyon
|January 1, 2020
Summary
This study optimized polydimethylsiloxane (PDMS) synthesis for tunable optical components. Adjusting parameters like mixture ratio and curing conditions yielded PDMS with tailored physical and optical properties for artificial vision applications.
Area of Science:
- Materials Science
- Optical Engineering
- Polymer Science
Background:
- Polydimethylsiloxane (PDMS) is widely used in optical components like liquid lenses and waveguides.
- Understanding PDMS properties is crucial for developing advanced optical devices.
Purpose of the Study:
- To investigate the impact of synthesis parameters on PDMS physical and optical properties.
- To determine optimal conditions for creating tunable refractive surfaces for artificial vision.
Main Methods:
- PDMS samples were synthesized with varied mixture ratios, curing temperatures, and times.
- Mechanical properties were assessed using tensile and compressive tests (stress-strain curves).
- Optical properties were analyzed via UV-Vis spectroscopy (transmittance, absorbance) and Raman spectroscopy (homogeneity).
Main Results:
- Synthesis parameter variations significantly affected PDMS physical and optical characteristics.
- Refractive index changes were observed and quantified.
- Sample homogeneity was confirmed through Raman spectral analysis.
Conclusions:
- Specific synthesis parameters were identified for fabricating PDMS with tunable refractive properties.
- Optimized PDMS is suitable for developing advanced tunable refractive surfaces.
- This research supports potential applications in artificial vision technologies.
