Organic semiconductor compound, semiconductor element, solar battery, and process for producing organic semiconductor compound
Disclosed is, for example, a compound that can be a material which can control many functions. According to a first aspect of the present invention, there is provided an organic semiconductor compound characterized in that the organic semiconductor compound is produced by forming a salt of organic molecules as a donor with an inorganic acid or an inorganic base and causes self-accumulation. According to the above constitution, the organic semiconductor compound can be obtained in a simple manner. According to a second aspect of the present invention, there is provided an organic compound characterized by being produced by deriving an ammonia salt or a hydroxyamine salt from a compound having a tetrathiafulvalene analogue site in the skeleton thereof and containing a protonic acid functional group. According to the above constitution, an organic compound which can control many functions can be obtained.
1. An organic compound, characterized by being any one of the compounds expressed by the following Chemical Formulas 1:
in the formulas, X 1 to X 4 are S, R 2 to R 8 are H and R 1 is any one expressed in the following Chemical Formulas 2:
wherein the organic compound has an electrical conductivity of about 10 2 to about 10 −6 S/cm.
2. An organic compound, characterized by being either one of the compounds expressed by the following Chemical Formulas 4:
wherein the organic compound has an electrical conductivity of about 10 2 to about 10 −6 S/cm.
3. An organic compound, characterized by being either one of the compounds expressed by the following Chemical Formulas 5:
wherein the organic compound has an electrical conductivity of about 10 2 to about 10 −6 S/cm.
4. A semiconductor comprising the organic compound according to any one of claim 1 , 2 or 3 .
5. A semiconductor device, comprising the semiconductor according to claim 4 .
6. A solar cell, comprising the semiconductor according to claim 4 .
7. The organic compound of claim 1 , wherein the compound is ammonium tetrathiafulvalene-2-carboxylic acid salt.