Spin-Orbit Coupling Changes the Identity of the Hyper-Open-Shell Ground State of Ce⁺, and the Bond Dissociation Energy of CeH⁺Proves to Be Challenging for Theory

Engineering & Materials Science

• Spin orbit coupling 100%
• Ground state 71%
• Cerium 69%
• Cerium compounds 19%
• Excitation energy 13%
• Excited states 13%
• Density functional theory 11%
• Catalysis 10%
• Orbits 7%
• Availability 5%

Physics & Astronomy

• cerium 53%
• dissociation 39%
• orbits 34%
• ground state 31%
• European Southern Observatory 18%
• energy 14%
• cerium compounds 13%
• catalysis 9%
• availability 8%
• excitation 7%
• functionals 7%
• density functional theory 6%

Chemical Compounds

• Spin-Orbit Coupling 58%
• Cerium 45%
• Ground State 37%
• Spin State 15%
• Bond Energy 7%
• Energy 6%
• Excited State 5%
• Error 5%