Composite composition for a solar cell, pin semiconductor structure comprising this composition, solar cell and method of manufacturing a composite composition

Composite composition (2, 102) for a solar cell, comprising at least one semiconductor material as the matrix (5, 105) and embedded therein domains (3, 103) of at least one guest material which is capable of absorbing radiation at least one wavelength and under the action of radiation, at least one electron to produce -hole pair, the guest material domains (3, 103) incorporated in the matrix in each case as a cluster present and are dimensioned such that the average service life of the in the guest material can be generated by exposure to radiation, electron-hole pair (for transfer of the electron-hole pair in the matrix material 5 , 105) is sufficient, the transition domain / matrix is ​​at least in regions such that charge carrier recombination is partially suppressed, wherein H-passivated to suppress the Lagerungstragerrekombination the transition domain / matrix and the incorporated guest material domains (3, 103) congruent in the matrix (5, 105) grown are, and Semiconductor material of the matrix is ​​a direct semiconductor, comprising inorganic oxide and / or chalcogenic materials, or compound semiconductors of elements of Groups II and VI of the Periodic Table of the Elements, and ...