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Title:
SEMICONDUCTOR FILM, PHOTODETECTION ELEMENT, IMAGE SENSOR, AND METHOD FOR PRODUCING SEMICONDUCTOR QUANTUM DOT
Document Type and Number:
WIPO Patent Application WO/2023/171404
Kind Code:
A1
Abstract:
The present invention relates to a semiconductor film including an assembly of semiconductor quantum dots that include In atoms and group 15 element atoms and a ligand that coordinates with the semiconductor quantum dots, wherein the group 15 element atoms include Sb atoms and the ratio of the number of In atoms to the number of group 15 element atoms in the semiconductor quantum dots is at least 1.1. The present invention also relates to: a photodetection element; an image sensor; and a method for producing a semiconductor quantum dot.

Inventors:
ONO MASASHI (JP)
TAKATA MASAHIRO (JP)
Application Number:
PCT/JP2023/006668
Publication Date:
September 14, 2023
Filing Date:
February 24, 2023
Export Citation:
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Assignee:
FUJIFILM CORP (JP)
International Classes:
H01L31/0264; H01L27/146; H01L31/10
Foreign References:
JP2017511784A2017-04-27
JP2016533038A2016-10-20
US20060157720A12006-07-20
US20190393435A12019-12-26
JP2018525517A2018-09-06
JP2008083550A2008-04-10
US20150053897A12015-02-26
Other References:
CHRISTOPHER M. EVANS, STEPHANIE L. CASTRO, JAMES J. WORMAN AND RYNE P. RAFFAELLE: "Synthesis and Use of Tris(trimethylsilyl)antimony for the Preparation of InSb Quantum Dots", CHEMISTRY OF MATERIALS, AMERICAN CHEMICAL SOCIETY, US, vol. 20, no. 18, 1 January 2008 (2008-01-01), US , pages 5727 - 5730, XP008156332, ISSN: 0897-4756, DOI: 10.1021/cm702856v
BUSATTO SERENA, DE RUITER MARISKA, JASTRZEBSKI JOHANN T. B. H., ALBRECHT WIEBKE, PINCHETTI VALERIO, BROVELLI SERGIO, BALS SARA, MO: "Luminescent Colloidal InSb Quantum Dots from In Situ Generated Single-Source Precursor", ACS NANO, AMERICAN CHEMICAL SOCIETY, US, vol. 14, no. 10, 27 October 2020 (2020-10-27), US , pages 13146 - 13160, XP093089566, ISSN: 1936-0851, DOI: 10.1021/acsnano.0c04744
Attorney, Agent or Firm:
SIKS & CO. (JP)
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