Supplementary Materials

The PDF file includes:

  • Section S1. Controlling multiple IDTs with a multitone excitation signal
  • Section S2. An analytical model for the wave number–spiral acoustic tweezers
  • Section S3. Analytical solutions for 2D potential well distributions
  • Section S4. Multitone potential wells
  • Section S5. Multiconfiguration 1D patterning
  • Fig. S1. A schematic of the wave number–spiral acoustic tweezers with detailed geometric relations.
  • Fig. S2. The principle of controlling multiple IDTs with a multitone excitation signal.
  • Fig. S3. Graphical illustrations for in-plane translation of 2D patterns.
  • Fig. S4. Single multitone potential wells generated by minimizing SAWs at multiple frequencies.
  • Fig. S5. Two independent multitone potential wells generated with independently controlled subarrays.
  • Fig. S6. Multiconfiguration 1D patterning of microparticles via wave number–spiral acoustic tweezers.
  • Fig. S7. Graphical illustrations for dynamic manipulation and reconfiguration of 2D microparticle patterns.
  • Fig. S8. Photos of a fabricated chip with a disposable PDMS chamber.
  • Fig. S9. Fabrication steps for a disposable microfluidic chamber.
  • Legends for movies S1 to S5
  • References (41, 42)

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Other Supplementary Material for this manuscript includes the following:

  • Movie S1 (.mp4 format). Pattern translation.
  • Movie S2 (.mp4 format). Pattern transformation.
  • Movie S3 (.mp4 format). Pattern rotation.
  • Movie S4 (.mp4 format). Parallel merging.
  • Movie S5 (.mp4 format). Translation of single microparticles along complex paths.

Files in this Data Supplement: