Abstract:
A photovoltaic element (110) is proposed for conversion of electromagnetic radiation to electrical energy. The photovoltaic element (1 10) may especially be a dye solar cell (1 12). The photovoltaic element (110) has at least one first electrode (1 16), at least one n-semiconductive metal oxide (120), at least one electromagnetic radiation-absorbing dye (122), at least one solid organic p-semiconductor (126) and at least one second electrode (132). The p-semiconductor (126) comprises at least one metal oxide (130).
Abstract:
a presente invenção diz respeito a uma modificação cristalina inédita de fipronil, a um processo para a preparação do mesmo, a misturas e composições pesticidas e parasiticidas compreendendo a dita modificação cristalina e a seu uso para combater pragas e parasitas.
Abstract:
The present invention relates to a new amorphous material with advantageous properties as charge transport material and/or absorber material for various applications, in particular in photoelectric conversion devices, i.e. an amorphous material of the composition (R
Abstract:
The present invention relates to organic solar cell comprising at least one photoactive region comprising an organic donor material in contact with an organic acceptor material and forming a donor-acceptor heterojunction, wherein the photoactive region comprises at least one compound of the formulae Ia and/or Ib where M, (Ra)m and (Rb)n as described in the claims and description. Furthermore, the present invention relates to compounds of formulae Ia and Ib, wherein M, (Ra)m and n are as described in the claims and description and Rb is fluorine and to a process for preparing them.
Abstract:
The present invention relates to compounds of the formulae Ia,Ib and Ic in which R are identical or different aryloxy, arylthio, hetaryloxy, hetarylthio, aryl, diarylamino or dialkylamino radicals, n when m is 0: 0, 1, 2 or 3, when m is 1: 0, 1, 2, 3, 4 or 5, m is 0 or 1, A is -COOM, -SO