Giant enhancement of the second hyperpolarizabilities of open-shell singlet polyaromatic diphenalenyl diradicaloids by an external electric field and donor-acceptor substitution

INIS

• shells 100%
• electric fields 100%
• rings 33%
• reduction 33%
• range 33%
• comparative evaluations 33%
• size 33%
• correlations 33%
• density functional method 33%
• stability 33%
• spin 33%
• electron correlation 33%
• nitrogen dioxide 33%
• pyrene 33%

Chemistry

• Electric Field 100%
• Donor 100%
• Hyperpolarizability 100%
• Density Functional Theory 33%
• Electron Correlation 33%
• Nitrogen Dioxide 33%
• Thermal Stability 33%

Keyphrases

• Giant Enhancement 100%
• Improved Thermal Stability 50%
• Enhancement Ratio 50%
• Pyrene Moiety 50%