PHOTOELECTRIC CONVERSION ELEMENT, IMAGING DEVICE, OPTICAL SENSOR, AND METHOD OF USING PHOTOELECTRIC CONVERSION ELEMENT

摘要

The present invention provides a photoelectric conversion element having a photoelectric conversion film which exhibits excellent photoelectric conversion efficiency and responsiveness, an imaging device, an optical sensor, and a method of using a photoelectric conversion element. In the photoelectric conversion element of the invention, a photoelectric conversion material contains at least one selected from the group consisting of a compound represented by General formula (1), a compound represented by General formula (2), and a compound represented by General formula (3).;

主权项

1. A photoelectric conversion element in which a conductive film, a photoelectric conversion film containing a photoelectric conversion material, and a transparent conductive film are laminated in this order,
wherein the photoelectric conversion material contains at least one compound selected from the group consisting of a compound represented by General formula (1), a compound represented by General formula (2), and a compound represented by General formula (3),(in General formulae (1) to (3), each of X1 and X2 independently represents an oxygen atom, a sulfur atom, ═CR1aR1b, or ═NR1c; each of Y1 and Y2 independently represents an oxygen atom, a sulfur atom, >CR1dR1e, or >SiR1fR1g; each of R1a to R1g independently represents a hydrogen atom or a substituent; Q represents a group selected from the group consisting of groups represented by General formulae (4) to (8); each of R1 and R2 independently represents a substituent; each of R3 to R24 independently represents a hydrogen atom or a substituent; n represents 0 or 1; and
when n=1, carbon atoms represented by *1 to *4 in General formulae (4) to (8) correspond to carbon atoms represented by *1 to *4 in General formulae (1) to (3), respectively; and when n=0, the compounds represented by General formulae (1) to (3) are compounds represented by General formulae (9) to (11), respectively).