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AI Summary & Key Takeaways
AI Insight⚡ TL;DR(Too Long; Didn't Read)
As a result, HF method is better in the calculation of chemical hardness and molecular orbital energy than B3LYP and MP2 methods.
📌 3 Key Takeaways
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Objective & Hypothesis:Chemical hardness of 62 molecules are calculated at different 18 levels.
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Key Findings & Data:No imaginary frequency is observed in optimization results for each level.
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Conclusion & Impact:As a result, HF method is better in the calculation of chemical hardness and molecular orbital energy than B3LYP and MP2 methods.
🔬Design:Modeling & Simulation
📍Scope:Comprehensive Sample
⚙️Variables:Molecular Orbital Energy · Chemical Hardness · B3LYP
Abstract
Chemical hardness of 62 molecules are calculated at different 18 levels. No imaginary frequency is observed in optimization results for each level. Correlation between experimental and calculated hardness values are investigated. To analyze this investigation, correlation coefficient and scale factor are calculated for each level. As a result, HF method is better in the calculation of chemical hardness and molecular orbital energy than B3LYP and MP2 methods.
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Cite This Article
Zaim, Z., Sayın, T. A., Sayın, K., Karakaş, D. (2018). Detemination of The Best Method (HF, MP2 and B3LYP) in Calculation of Chemical Hardness. Turkish Computational and Theoretical Chemistry, Volume: 2 Issue: 2. https://doi.org/10.33435/tcandtc.379540