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Chemistry of Organic Functional Materials
SOMMARIO
INTRODUCTION.......................................................................................................................................................... 5
CHEMISTRY OF ORGANIC FUNCTIONAL MATERIALS ................................................................................................. 6
Skeleton ................................................................................................................................................................. 6
Substituents ........................................................................................................................................................... 7
Examples .............................................................................................................................................................. 10
Phenol ..............................................................................................................................................................
10Toluene
10Bromobenzene
10Methyl Benzoate
11Benzonitrile
11Trimethylphenylsilane
11Nitrobenzene
12Fluorobenzene
12Benzenethiol
12CONJUGATED MATERIALS
13Linear Combination of Atomic Orbitals (LCAO)
13Electronic Transitions
19UV-VIS SPECTROSCOPY
20Type of Transition
21Rigidity of the Molecules
22Conjugation
..........................................................................................................................................................
22Aromaticity
..........................................................................................................................................................
23Effect of the Substituents
..........................................................................................................................................................
24Examples
..........................................................................................................................................................
25Hexane
..........................................................................................................................................................
25Benzene vs 1,3,5-hexatriene (Differently Ordered Species)
..........................................................................................................................................................
25Oligothiophenes
..........................................................................................................................................................
26Ladder Polymer
26Branched Oligomers
27Exercises
Exercise 1: Wavelength Scale
Exercise 2: Energy Scale
Exercise 3: Calculate the Energy Gap
Exercise 4
Exercise 5
POLYACETYLENE (PA)
Synthesis Methods
Catalytic Polymerization of Acetylene Monomers
Catalytic polymerization of monomers other than acetylene
Indirect Method
DOPING OF POLYMERS
- Shirakawa Film
- Exercise
- Charge Defects
- Charge Carrier in Organic Semiconductors
- Applications of Doped Polymers
- Antistatic Coatings
- Chromogenic Smart
Windows
54Exercises
63Exercise 1
63Exercise 2
SEMICONDUCTORS AND p-n JUNCTION
66Forward Bias Junction
69Reversed Bias Junction
70Examples
71Exercise 1
71Exercise 2
72PERRIN-JABLONSKI DIAGRAM
73Vibrational Relaxation
74Internal conversion
Fluorescence
Intersystem crossing
Phosphorescence
Delayed fluorescence
Thermally Activated Delayed Fluorescence
P-type Delayed Fluorescence
Examples
Exercise 1
Exercise 2
Quantum Yield
Materials' Behaviours