- Patent Number:
12183,521
- Appl. No:
18/330465
- Application Filed:
June 07, 2023
- نبذة مختصرة :
Various perovskite solar cell embodiments include a flexible metal substrate (e.g., including a metal doped TiO2 layer), a perovskite layer, and a transparent electrode layer (e.g., including a dielectric/metal/dielectric structure), wherein the perovskite layer is provided between the flexible metal substrate and the transparent electrode layer. Also, various tandem solar cell embodiments including a perovskite solar cell and either a quantum dot solar cell, and organic solar cell or a thin film solar cell.
- Inventors:
UNIVERSITY OF PITTSBURGH—OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION (Pittsburgh, PA, US)
- Assignees:
University of Pittsburgh—Of the Commonwealth System of Higher Education (Pittsburgh, PA, US)
- Claim:
1. A tandem solar cell, comprising: a perovskite solar cell comprising: a flexible metal substrate including a metal foil layer, a perovskite layer, and a transparent electrode layer including a dielectric/metal/dielectric structure, wherein the perovskite layer is provided between the flexible metal substrate and the transparent electrode layer, and wherein the transparent electrode layer enables illumination of the perovskite layer through the transparent electrode layer; and a quantum dot solar cell comprising: a quantum dot layer, where the quantum dot layer is provided on top of the transparent electrode layer of the perovskite solar cell; and a second transparent electrode layer including a dielectric/metal/dielectric structure, wherein the second transparent electrode layer is provided on top of the quantum dot layer.
- Claim:
2. The tandem solar cell according to claim 1 , wherein the quantum dot layer comprises a PbS quantum dot layer.
- Claim:
3. The tandem solar cell according to claim 1 , wherein the flexible metal substrate of the perovskite solar cell includes a metal doped TiO2 layer provided on top of the metal foil layer.
- Claim:
4. The tandem solar cell according to claim 1 , wherein the quantum dot solar cell is structured to absorb photons having a first bandgap energy and pass photons having a different, second bandgap energy.
- Claim:
5. The tandem solar cell according to claim 4 , wherein the first bandgap energy is greater than the second bandgap energy.
- Claim:
6. The tandem solar cell according to claim 4 , wherein the perovskite solar cell is structured to absorb the photons having the second bandgap energy.
- Claim:
7. The tandem solar cell according to claim 1 , wherein the flexible metal substrate comprises a non-transparent flexible metal substrate, the flexible metal substrate being a bottom-most layer of the perovskite solar cell and comprising a metal doped TiO 2 layer provided on top of the metal foil layer made of a first metal, wherein the metal doped TiO 2 layer is doped with a second metal different than the first metal other than titanium, the flexible metal substrate not including a plurality of nanoparticles, and wherein the transparent electrode layer is a top-most layer of the perovskite solar cell facing opposite to the bottom-most layer.
- Claim:
8. The tandem solar cell according to claim 7 , wherein the first metal is titanium.
- Claim:
9. The tandem solar cell according to claim 7 , wherein the metal of the dielectric/metal/dielectric structure is Au, Al or Ag.
- Claim:
10. The tandem solar cell according to claim 7 , wherein the dielectric/metal/dielectric structure includes at least one of TiO2, ZnO, MoO and NiO.
- Claim:
11. The tandem solar cell according to claim 7 , wherein the dielectric/metal/dielectric structure comprises MoO/Au/MoO, TiO2/Au/MoO, ZnO/Ag/NiO, MoO/Al/MoO or MoO/Ag/NiO.
- Claim:
12. The tandem solar cell according to claim 7 , wherein the second metal is tantalum.
- Claim:
13. The tandem solar cell according to claim 7 , wherein the second metal is iron.
- Claim:
14. The tandem solar cell according to claim 7 , wherein the second metal is niobium.
- Claim:
15. The tandem solar cell according to claim 7 , wherein the second metal is aluminum.
- Claim:
16. The tandem solar cell according to claim 1 , the flexible metal substrate being a bottom-most layer of the perovskite solar cell and including a metal doped TiO 2 layer, the flexible metal substrate not including a plurality of nanoparticles, wherein the metal doped TiO 2 layer is doped with a metal other than titanium, and wherein the transparent electrode layer is a top-most layer of the perovskite solar cell facing opposite to the bottom-most layer.
- Claim:
17. The tandem solar cell according to claim 16 , wherein the metal doped TiO 2 layer is an aluminum doped TiO 2 layer.
- Claim:
18. The tandem solar cell according to claim 16 , wherein the metal doped TiO 2 layer is a niobium doped TiO 2 layer.
- Claim:
19. The tandem solar cell according to claim 16 , wherein the metal foil layer is a titanium foil layer, and wherein the metal doped TiO2 layer is provided on the titanium foil layer.
- Claim:
20. The tandem solar cell according to claim 16 , wherein the metal doped TiO 2 layer is a tantalum doped TiO 2 layer.
- Claim:
21. The tandem solar cell according to claim 16 , wherein the metal doped TiO 2 layer is an iron doped TiO 2 layer.
- Patent References Cited:
2016/0071655 March 2016 Li
104576929 April 2015
106229327 December 2016
2272666 January 2011
2016181911 November 2016
- Other References:
Aqoma et al. (“Solution-processed colloidal quantum dot/organic hybrid tandem photovoltaic devices with 8.3% efficiency”); Nano Energy 31 (2017) 403-409; available online Nov. 24, 2016. cited by examiner
Kim et al. (“Hybrid tandem quantum dot/organic photovoltaic cells with complementary near infrared absorption”); Applied Physics Letters 110, 223903 (2017); published online Jun. 1, 2017. cited by examiner
Werner et al. (“Efficient Monolithic Perovskite/Silicon Tandem Solar Cell with Cell area >1 cm2”); J. Phys. Chem. Lett. 2016, 7, 161-166; published Dec. 19, 2015. cited by examiner
English machine translation of Dai et al. (CN 104576929) published Apr. 29, 2015. cited by examiner
Lee, S. Flexible perovskite solar cell on metal plate (Doctoral dissertation, University of Pittsburgh) Jun. 13, 2017 [online), [retrieved on Sep. 19, 2018). Retrieved from the Internet ; pp. 32-34, 39, 41, 48. cited by applicant
Yang, Yet al. Multilayer transparent top electrode for solution processed perovskite/Cu (In, Ga) (Se, S) 2 four terminal tandem solar cells. ACS nano. Jun. 26, 2015. vol. 9. No. 7; figure 2, p. 7717. cited by applicant
English machine translation of Tanaka et al. (WO 2016/181911), published Nov. 17, 2016. cited by applicant
Chen et al. (“Achieving high-performance planar perovskite solar cell with Nb-doped TiO2 compact layer by enhanced electron injection and efficient charge extraction”); J. Mater. Chem A, 2016, 4, 5647-5653. cited by applicant
Pathak et al. (“Performance and Stability Enhancement of Dye-Sensitized and Perovskite Solar Cells by AI Doping of TiO2”); Adv. Funct. Mater., 2014, 24, 6046-6055. cited by applicant
Lee, S. Flexible perovskite solar cell on metal plate (Doctoral dissertation, University of Pittsburgh) Jun. 13, 2017 online, (retrieved on Sep. 19, 2018). cited by applicant
Yang YM, Chen Q, Hsieh YT, Song TB, Marco ND, Zhou H, Yang Y. Multilayer Transparent Top Electrode for Solution Processed Perovskite/Cu(In,Ga)(Se,S)2 Four Terminal Tandem Solar Cells. ACS Nano. Jul. 28, 2015;9(7):7714-21. doi: 10.1021/acsnano.5b03189. Epub Jun. 26, 2015. PMID: 26098134. cited by applicant
English machine translation of Chen et al. (CN 106229327) published Dec. 14, 2016. cited by applicant
- Primary Examiner:
Chern, Christina
- Attorney, Agent or Firm:
Levy, Philip E.
Eckert Seamans Cherin & Mellott, LLC
- الرقم المعرف:
edspgr.12183521
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