Science Advances

Supplementary Materials

This PDF file includes:

  • Preparation and characterization of printed optical structures
  • Fig. S1. Schematic of the fabrication of photonic microring patterns by jet printing.
  • Fig. S2. Optical microscopy images of microring patterns prepared using various polymers on different substrates.
  • Fig. S3. Microscopy images of microwires printed by continuous solvent jetting.
  • Fig. S4. AFM image and roughness profile of the surface of printed microring structures.
  • Size control of printed structures
  • Fig. S5. Optical microscopy images of microring structures printed on polymer films of different thicknesses.
  • Fig. S6. Optical microscopy images of microring structures printed by jetting different volumes of DMF solvent.
  • Fig. S7. AFM images of printed microrings.
  • Table S1. Structural parameters of microrings prepared under different conditions.
  • Performance evaluations of printed optical waveguides and microrings
  • Fig. S8. Characterization of low optical loss in printed optical waveguides.
  • Fig. S9. Numerical simulation of the optical waveguiding of TE and TM modes in printed structures.
  • Fig. S10. Light confinement of TM modes in a microring resonator.
  • Fig. S11. Theoretical and experimental Q factor versus ring radius in microring resonators.
  • Lasing behavior of dye-doped microring resonators
  • Fig. S12. Lasing spectra of microring resonators of different sizes.
  • Fig. S13. Power-dependent modulation of a lasing spectral shift in dye-doped ring resonators.
  • Fig. S14. Modulation of a microring laser with the external stimuli of acetone vapor.
  • Fig. S15. Fabrication of microring laser arrays with a broad spectral range by doping different gain media in jetting solutions.
  • Light signal processing and optical memory in the printed photonic structures
  • Fig. S16. Light add-drop filter assembled from designed waveguides and microring structures on a printed photonic chip.
  • Fig. S17. Printed CROWs with two coupled microring chains for eigenmode optical memory.
  • References (40–50)

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