METHOD FOR PRODUCING A LAYER CONTAINING INORGANIC SEMICONDUCTOR PARTICLES, AND COMPONENTS COMPRISING SAID LAYER
The invention relates to a method for producing a layer containing inorganic semiconductor particles. According to the invention, the layer containing inorganic semiconductor particles is formed in situ from metal salts and/or metal compounds and a salt-type or organic reactant within a semiconducting organic matrix. The layers containing inorganic semiconductor particles and produced according to the invention enable a simple and cost-effective production process for photovoltaic elements, such as solar cells or photodetectors.
1 . Process for the production of an inorganic semiconductor-particle-containing layer, characterized in that the inorganic semiconductor-particle-containing layer is formed in situ from metal salts and/or metal compounds and a salt-like or organic reactant within a semiconducting organic matrix.
2 . Process according to claim 1 , wherein an inorganic semiconductor-containing photoactive layer is formed.
3 . Process according to claim 1 , wherein inorganic semiconductor particles in an order of magnitude of 0.5 nm to 500 nm are formed in the layer.
4 . Process according to claim 1 , wherein the inorganic semiconductor particles are formed in the layer by heating the starting components to temperatures of greater than 50° C.
5 . Process according to claim 1 , wherein the inorganic semiconductor particles are formed in the layer by irradiating the starting components with energies of greater than 1 eV.
6 . Process according to claim 1 , wherein the inorganic semiconductor particles are sulfides, selenides, or tellurides.
7 . Process according to claim 1 , wherein the inorganic semiconductor particles are elementary semiconductors.
8 . Process according to claim 1 , wherein the inorganic semiconductor particles are carbides, phosphides, nitrides, antimonides or arsenides.
9 . Process according to claim 1 , wherein the inorganic semiconductor particles are oxides.
10 . Process according to claim 1 , wherein at least one semiconducting polymer that is used is formed as a semiconducting organic matrix.
11 . Process according to claim 10 , wherein the semiconducting polymer is selected from the group polyphenylenevinylene, polythiophene, polyaniline, polyfluorene, polyphenylene, polypyrrole as well as derivatives thereof.
12 . Process according to claim 1 , wherein low-molecular organic compounds are used as a semiconducting organic matrix.
13 . Process according to claim 12 , wherein the low-molecular organic compounds are selected from the group of phthalocyanines as well as perylenes.
14 . Component comprising at least one inorganic semiconductor-particle-containing layer that is produced according to a process according to claim 1 .
15 . Component according to claim 14 , wherein the component is a solar cell, preferably a hybrid solar cell.
16 . Component according to claim 14 , wherein the active element is a photodetector.
17 . Process according to claim 2 , wherein inorganic semiconductor particles in an order of magnitude of 0.5 nm to 500 nm are formed in the layer.