Science Advances

Supplementary Materials

This PDF file includes:

  • Section S1. Experimental
  • Section S2. Electronic structure and PES
  • Section S3. Quantum dynamics
  • Section S4. Classical trajectory calculations
  • Table S1. Comparison of the calculated and measured (5) positions and widths of resonances.
  • Fig. S1. Resonance enhanced multiphoton ionization spectrum of the HCO B~2A(0,0,2)X~2A(0,0,0) transition.
  • Fig. S2. H-atom photofragment yield spectrum of the HCO radical as a function of photolysis excitation wavelength around the A~2A(0,121,0)X~2A(0,00,0) transition.
  • Fig. S3. CM translational energy distributions P(ET,θ)’s and anisotropy parameter β of the H + CO products from photodissociation of the A~2A(0,121,0) vibronic state.
  • Fig. S4. CM translational energy distributions P(ET,θ)’s and anisotropy parameter β of the H + CO products from photodissociation of the A~2A(0,101,0) vibronic state.
  • Fig. S5. Internal energy and rotational state distributions of the CO (X1Σ+, υ = 0) product from photodissociation of the A~2A vibronic states.
  • Fig. S6. The convergence of the X and A states toward their collinear degeneracy is shown at the minimum of the seam adapted from (12).
  • Fig. S7. Simulated CO product distributions.
  • Fig. S8. Plot of typical trajectories shown over the contours of the ground-state PES in the plane with CO distance fixed.
  • References (3762)

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