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WO2019236011A1 - Perovskites et leurs utilisations - Google Patents

Perovskites et leurs utilisations Download PDF

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Publication number
WO2019236011A1
WO2019236011A1 PCT/SG2019/050292 SG2019050292W WO2019236011A1 WO 2019236011 A1 WO2019236011 A1 WO 2019236011A1 SG 2019050292 W SG2019050292 W SG 2019050292W WO 2019236011 A1 WO2019236011 A1 WO 2019236011A1
Authority
WO
WIPO (PCT)
Prior art keywords
perovskite
perovskites
halide
metal halide
formula
Prior art date
Application number
PCT/SG2019/050292
Other languages
English (en)
Inventor
Kian Ping Loh
In-Hyeok Park
Original Assignee
National University Of Singapore
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by National University Of Singapore filed Critical National University Of Singapore
Publication of WO2019236011A1 publication Critical patent/WO2019236011A1/fr

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Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F77/00—Constructional details of devices covered by this subclass
    • H10F77/10—Semiconductor bodies
    • H10F77/12—Active materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K30/00—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
    • H10K30/10—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation comprising heterojunctions between organic semiconductors and inorganic semiconductors
    • H10K30/15—Sensitised wide-bandgap semiconductor devices, e.g. dye-sensitised TiO2
    • H10K30/151—Sensitised wide-bandgap semiconductor devices, e.g. dye-sensitised TiO2 the wide bandgap semiconductor comprising titanium oxide, e.g. TiO2
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/50—Organic perovskites; Hybrid organic-inorganic perovskites [HOIP], e.g. CH3NH3PbI3
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K30/00—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
    • H10K30/50—Photovoltaic [PV] devices

Definitions

  • m is selected from 1-5.
  • R is a halide. In another embodiment, R is selected from F, Cl or Br. In certain embodiments, R is F.
  • a compound of Formula (I) may be selected from the following non-limiting examples/generic embodiments (wherein m is 1):
  • the halide anion is selected from a fluoride anion, a chloride anion, a bromide anion, an iodide anion.
  • the halide anion is a fluoride anion.
  • the halide anion is a chloride anion.
  • the halide anion is a bromide anion.
  • the halide anion is an iodide anion.
  • the present disclosure provides a metal halide perovskite compound of Formula (II):
  • [C] is an anion, which many be derived from the [A] salt (i.e. [A][C]) and the [B] salt (i.e. [B][C] 2 ). Accordingly, in an embodiment, [C] from the [A] salt and [C] from the [B] salt are similar. In another embodiment, [C] from the [A] salt and [C] from the [B] salt are different. In another embodiment, [C] is selected from a fluoride anion, a chloride anion, a bromide anion, an iodide anion. In another embodiment, [C] is a fluoride anion. In another embodiment, [C] is a chloride anion. In another embodiment, [C] is a bromide anion. In another embodiment, [C] is an iodide anion.
  • the present disclosure also provides a method of forming the metal halide 2D perovskite.
  • the method of forming a metal halide 2D perovskite includes a step (a) of dissolving lead(II) oxide and compound of Formula (I) in a solvent comprising of HI and ethanol and at a predetermined temperature to form a mixture, and a step (b) of cooling the mixture to form the metal halide 2D perovskite.
  • a solvothermal process can be used to form the metal halide 2D perovskite.
  • SA 2-(4-stilbenyl)ethanamine
  • SAI 2-(4-(3-fluoro)stilbenyl)ethanammonium iodide
  • FSAI 2-(4-(3- fluoro)stilbenyl)ethanammonium iodide
  • HI hydroiodic acid
  • Crystals of the stilbene perovskite (SP) was obtained under solvothermal conditions by dissolving lead(II) oxide and compound of Formula (I) in a mixture of HI and ethanol (EtOH) at 90 °C, followed by slow cooling to allow for crystallisation of the perovskites. EtOH was used to enhance the solubility of Compound of Formula (I) which was poor in pure HI.
  • the synthesized stilbene amine derivatives were investigated as an organic halide salt additive to standard 3D perovskite based on methylammonium lead iodide (MALI) when the latter is evaluated as solar cell material (Fig. 2).
  • MALI methylammonium lead iodide
  • the fluorine-doped tin oxide (FTO) coated glass was etched with Zn powder (Sigma- Aldrich) and 4 M hydrochloric acid (Sigma-Aldrich) and followed by sequential cleaning with decon soap solution (20 minutes), deionized water (15 minutes), ethanol (15 minutes), and acetone (15 minutes).
  • a thin compact layer of Ti0 2 was deposited on the cleaned FTO by spray pyrolysis using N 2 as the carrying gas at 450°C from a precursor solution consisting of 0.6 mL titanium diisopropoxide and 0.4 mL bis(acetylacetonate) dissolved in 9 mL anhydrous Isopropanol (1:9 v/v ratio).

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)

Abstract

La présente invention concerne des perovskites et leurs utilisations. En particulier, la présente invention concerne des pérovskites d'halogénures métalliques dérivatisées. La pérovskite d'halogénure métallique comprend un cation métallique, un cation d'ammonium dérivé de stilbène et un anion halogénure. La présente invention concerne également des dispositifs optoélectroniques et des matériaux comprenant lesdites perovskites.
PCT/SG2019/050292 2018-06-08 2019-06-10 Perovskites et leurs utilisations WO2019236011A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SG10201804891R 2018-06-08
SG10201804891R 2018-06-08

Publications (1)

Publication Number Publication Date
WO2019236011A1 true WO2019236011A1 (fr) 2019-12-12

Family

ID=68770090

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/SG2019/050292 WO2019236011A1 (fr) 2018-06-08 2019-06-10 Perovskites et leurs utilisations

Country Status (1)

Country Link
WO (1) WO2019236011A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111769435A (zh) * 2020-07-10 2020-10-13 澳门大学 一种激光多脉冲的产生方法以及金属卤化物钙钛矿多量子阱材料在激光多脉冲产生中的应用

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5882548A (en) * 1997-05-08 1999-03-16 International Business Machines Corporation Luminescent organic-inorganic perovskites with a divalent rare earth metal halide framework
JP2003036977A (ja) * 2001-07-25 2003-02-07 Japan Science & Technology Corp ハロゲン化鉛系層状ペロブスカイト化合物の燐光を利用した電界発光素子

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5882548A (en) * 1997-05-08 1999-03-16 International Business Machines Corporation Luminescent organic-inorganic perovskites with a divalent rare earth metal halide framework
JP2003036977A (ja) * 2001-07-25 2003-02-07 Japan Science & Technology Corp ハロゲン化鉛系層状ペロブスカイト化合物の燐光を利用した電界発光素子

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ERA M. ET AL.: "PbBr-Based Layered Perovskite Organic-Inorganic Superlattice with Photochromic Chromophore-Linked Ammonium Molecules as an Organic Layer", MOLECULAR CRYSTALS AND LIQUID CRYSTALS, vol. 371, no. 1, 1 January 2001 (2001-01-01), pages 183 - 186, XP055661137 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111769435A (zh) * 2020-07-10 2020-10-13 澳门大学 一种激光多脉冲的产生方法以及金属卤化物钙钛矿多量子阱材料在激光多脉冲产生中的应用
CN111769435B (zh) * 2020-07-10 2021-07-20 澳门大学 一种激光多脉冲的产生方法以及金属卤化物钙钛矿多量子阱材料在激光多脉冲产生中的应用

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