Title:
光検出素子およびイメージセンサ
Document Type and Number:
Japanese Patent JP7454688
Kind Code:
B2
Abstract:
There are provided a photodetection element including a first electrode layer 11, a second electrode layer 12, a photoelectric conversion layer 13 provided between the first electrode layer 11 and the second electrode layer 12, an electron transport layer 21 provided between the first electrode layer 11 and the photoelectric conversion layer 13, and a hole transport layer 22 provided between the photoelectric conversion layer 13 and the second electrode layer 12, in which the photoelectric conversion layer 13 contains quantum dots of a compound semiconductor containing an Ag element and a Bi element, and the hole transport layer 22 contains an organic semiconductor A including a predetermined structure, and are provided an image sensor.
Inventors:
Masashi Ono
Hiroshi Sato
Hiroshi Sato
Application Number:
JP2022547568A
Publication Date:
March 22, 2024
Filing Date:
September 06, 2021
Export Citation:
Assignee:
Fujifilm Corporation
International Classes:
H10K30/60; H01L27/146; H10K30/35; H10K30/86; H10K39/32; H10K85/20; H10K85/30; H10K85/60
Domestic Patent References:
| JP2017028267A |
Foreign References:
| CN110911568A | ||||
| US20190157581 |
Other References:
PREMKUMAR, Sellan et al.,Stable Lead-Free Silver Bismuth Iodide Perovskite Quantum Dots for UV Photodetection,APPLIED NANO MATERIALS,2020年08月18日,Vol.3,pp.9141-9150
JIANG, Li et al.,Solution-processed AgBiS2 photodetectors from molecular precursors,Journal of Materials Chemistry C,2020年01月06日,Vol. 8,pp. 2436-2441,DOI: 10.1039/c9tc06499k
YUAN, Jianyu et al.,Band-Aligned Polymeric Hole Transport Materials for Extremely Low Energy Loss α-CsPbI3 Perovskite Nanocrystal Solar Cells,Joule,2018年09月10日,Vol.2,pp.2450-2463
ZHANG, Wenjun et al.,Highly efficient polymer solar cells with PTB7-based narrow band-gap conjugated polyelectrolytes as cathode interlayers: Device performance dependence on the ionic pendants,Organic Electronics,2017年04月27日
JIANG, Li et al.,Solution-processed AgBiS2 photodetectors from molecular precursors,Journal of Materials Chemistry C,2020年01月06日,Vol. 8,pp. 2436-2441,DOI: 10.1039/c9tc06499k
YUAN, Jianyu et al.,Band-Aligned Polymeric Hole Transport Materials for Extremely Low Energy Loss α-CsPbI3 Perovskite Nanocrystal Solar Cells,Joule,2018年09月10日,Vol.2,pp.2450-2463
ZHANG, Wenjun et al.,Highly efficient polymer solar cells with PTB7-based narrow band-gap conjugated polyelectrolytes as cathode interlayers: Device performance dependence on the ionic pendants,Organic Electronics,2017年04月27日
Attorney, Agent or Firm:
Sykes Patent Attorney Corporation