Dyes, method of making them, and their use in photoelectric conversion devices, especially in dye-sensitized solar cells. The dye compounds are organic compounds of formula (D-π1-B-π2+)n-A comprising at least one sequence D-π1-B-π2 connected to a group A, wherein D is a π-electron donor group electronically conjugated to a π-electron acceptor group (A) through a π-electron bridge group(B), n is an integer from 1 to 10, π1 and π2 being optional bridges electronically conjugating respectively D to B and B to A, and wherein the π-electron acceptor group (A) comprises at least two anchoring groups.
染料,制备方法以及它们在光电转换器件中的应用,特别是在
染料敏化太阳能电池中的应用。这些
染料化合物是具有式(D-π1-B-π2+)n-A的有机化合物,其中至少包含一个连接到基团A的序列D-π1-B-π2,其中D是通过π-电子桥基团(B)与π-电子受体基团(A)电子共轭的π-电子给体基团,n是1到10之间的整数,π1和π2分别是可选的桥基,分别将D与B和B与A电子共轭,其中π-电子受体基团(A)包括至少两个锚定基团。