| abstract |
An organic semiconductor material is provided. The organic semiconductor material includes a compound represented by formula (1): n nwherein r and s each independently represent a positive integer of 1 to 20; n represents a positive integer of 2 to 10000; X 1 , X 2 and X 3 each independently represent O, S, Se, Te, NR, RCR, RSiR, RGeR or RSnR; Y 1 and Y 2 each independently represent H, F, Cl, CF 3 , haloalkyl, CN, R, OR, SR, COOR or COR; and Z 1 , Z 2 , Z 3 and Z 4 each independently represent H, F, Cl, CF 3 , haloalkyl, CN, R, OR, SR, COOR or COR, wherein R represents alkyl group. |