Symmetry-dependent isotopic fractionation in the formation of He₂⁺

Physics & Astronomy

• fractionation 92%
• collisions 49%
• symmetry 44%
• isotopes 32%
• rotational states 22%
• isotope effect 20%
• stabilization 16%
• low pressure 15%
• helium 14%
• kinetics 11%
• electronics 9%
• atoms 9%
• ions 8%

Engineering & Materials Science

• Fractionation 100%
• Isotopes 93%
• Electronic states 40%
• Helium 28%
• Atoms 26%
• Ions 23%
• Stabilization 21%

Chemistry

• Collision 75%
• Fractionation 67%
• Isotope 32%
• Rotational State 29%
• Kinetic Isotope Effect 20%
• Electronic State 13%
• Pressure 10%
• Ion 7%