Science Advances

Supplementary Materials

This PDF file includes:

  • table S1. Operating parameters of the TEAI source.
  • table S2. Experimental and theoretical ablated Ti particle numbers with 40 laser shots.
  • fig. S1. Images of the shell-isolated tip.
  • fig. S2. Picture of Au (111) with a 10-nm layer of Ti taken by a metallurgical microscope.
  • fig. S3. Preparation progress of the micropatterned KI sample.
  • fig. S4. AFM images of the surface of Au@Ti.
  • fig. S5. SEM images of the area of interest.
  • fig. S6. Demonstration of lateral resolution analysis.
  • fig. S7. Morphologic comparison of tips used in TEAI experiment.

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