Difference between revisions of "Energy Barrier Analysis of the Middle C-C Bond in P3HT via Different Molecular Modeling Methods"

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==Middle Dihedral Angle with No Substituents==
 
==Middle Dihedral Angle with No Substituents==
[[File:Screenshot 2021-04-08 161629.png|400px]]
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Symmetry: C<sub>2h</sub>
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[[File:Screenshot 2021-04-08 161629.png|400px]]  [[File:Screenshot 2021-04-08 162942.png|400px]]
  
 
The molecule above was used for analysis. For the first molecule, the hydrocarbon substituents were removed.
 
The molecule above was used for analysis. For the first molecule, the hydrocarbon substituents were removed.
  
==Analysis through a semi-empirical approach==
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This calculation took 40.6 seconds to complete.
For the semi-empirical approach, Paramagnetic Method 3 was the selected theory used.
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==Middle Dihedral Angle with One Methyl Substituent==
  
This calculation took 40.6 seconds to complete.
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Symmetry: C<sub>1</sub>
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 +
[[File:Screenshot 2021-04-08 200747.png|400px]]  [[File:Screenshot 2021-04-08 201500.png|400px]]
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==Middle Dihedral Angle with Two Methyl Substituents==
  
[[File:Screenshot 2021-04-08 162942.png|400px]]
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Symmetry: C<sub>2h</sub>
  
==Analysis through an ab initio approach==
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[[File:Screenshot 2021-04-08 201041.png|400px]]  [[File:Screenshot 2021-04-08 200137.png|400px]]
  
For the ab initio approach the Hartree Fock (HF) theory was used
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===Replacement of Methyl Substituents with Functional Groups===
  
This calculation is still taking place (30+ minutes)
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[[File:Screenshot 2021-04-08 202258.png|400px]]  [[File:Screenshot 2021-04-08 202735.png|400px]]

Latest revision as of 01:40, 9 April 2021

Middle Dihedral Angle with No Substituents

Symmetry: C2h

Screenshot 2021-04-08 161629.png Screenshot 2021-04-08 162942.png

The molecule above was used for analysis. For the first molecule, the hydrocarbon substituents were removed.

This calculation took 40.6 seconds to complete.

Middle Dihedral Angle with One Methyl Substituent

Symmetry: C1

Screenshot 2021-04-08 200747.png Screenshot 2021-04-08 201500.png

Middle Dihedral Angle with Two Methyl Substituents

Symmetry: C2h

Screenshot 2021-04-08 201041.png Screenshot 2021-04-08 200137.png

Replacement of Methyl Substituents with Functional Groups

Screenshot 2021-04-08 202258.png Screenshot 2021-04-08 202735.png