Doubly excited character or static correlation of the reference state in the controversial 2¹A_g state of trans-butadiene?

Engineering & Materials Science

• Polyenes 100%
• Butadiene 58%
• Ground state 25%
• Density functional theory 25%
• Chemical properties 18%
• Molecules 16%
• Costs 6%

Medicine & Life Sciences

• 1,3-butadiene 76%
• Polyenes 74%
• Density Functional Theory 29%
• Reaction Time 16%
• Costs and Cost Analysis 10%

Chemical Compounds

• Polyene 58%
• Butadiene 17%
• Ground State 13%
• Density Functional Theory 10%
• Chemistry 9%
• Molecule 5%
• Application 5%