Science Advances

Supplementary Materials

The PDFset includes:

  • Section S1. Re2 electronic structure and choice of functional
  • Fig. S1. Infrared spectra of Re2 precursor before and after removal of CO ligands.
  • Fig. S2. Analysis of a typical migration process repeatedly observed in our TEM experiment.
  • Fig. S3. Schematic diagram explaining the method for calculating the real bond length between two Re atoms in Re2 by correcting the measured projected bond length.
  • Fig. S4. Shapes and energies of Re2 orbitals.
  • Fig. S5. Possible configurations of Re2 lying on the graphitic structure.
  • Fig. S6. The model SWNT system used in the DFT calculations discussed in the text.
  • Fig. S7. Configurations of Re2 outside SWNT with respect to the nanotube lattice.
  • Fig. S8. The Mulliken charge distribution of the bonded standing state found in the DFT calculations.
  • Legends for movies S1 and S2
  • References (2839)

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Other Supplementary Material for this manuscript includes the following:

  • Movie S1 (.mp4 format). Dynamics of two Re2 molecules confined in SWNT stimulated and imaged by electron beam in Titan TEM at 80 kV.
  • Movie S2 (.mp4 format). Dynamics of one Re2 molecule stimulated and imaged by electron beam in SALVE TEM at 80 kV.

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