Near dissociation states for H${}_2^{+}$-He on MRCI and FCI potential energy surfaces

Debasish Koner, Juan Carlos San Vicente Veliz, Ad van der Avoird +1

A new analytical potential energy surface (PES) has been constructed for H${}_2^{+}$-He using a reproducing kernel Hilbert space (RKHS) representation from an extensive number of $ab i…