Emergence of Perovskite Solar Cells Martin A. Green University of - - PowerPoint PPT Presentation

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Emergence of Perovskite Solar Cells Martin A. Green University of - - PowerPoint PPT Presentation

Mar 31, 2023 174 likes •780 views

Australian Centre for Advanced Photovoltaics Emergence of Perovskite Solar Cells Martin A. Green University of New South Wales (UNSW) Sydney, Australia UNSW Photovoltaics - Electricity from Sunlight Science and Nature agree: Big solar

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Australian Centre for Advanced Photovoltaics

“Emergence of Perovskite Solar Cells”

Martin A. Green

University of New South Wales (UNSW) Sydney, Australia

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Science and Nature agree: Big solar news of 2013!

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School of Photovoltaic and Renewable Energy Engineering

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Nature photonics review (July 2014)

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Nature photonics review (July 2014)

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Nature photonics review (July 2014)

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Nature photonics review (July 2014)

%

CIGS CdTe

Perovskite (solid) Perovskite (liquid)

5 10 15 20 Jan-06 Jan-07 Jan-08 Jan-09 Jan-10 Jan-11 Jan-12 Jan-13 Jan-14

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Perovskite

CH3NH3 Pb I CH3NH3PbI3

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Perovskite

CH3NH3 Pb I CH3NH3PbI3

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Perovskite

CH3NH3 Pb I CH3NH3PbI3

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Perovskite

CH3NH3 Pb I

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History

David Mitzi then at IBM From 1995 ~ 2002, investigated use in LEDs and FETs Pb toxicity issue for PV as well as stability – even worse for Sn compounds

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Perovskite Evolution

Snaith, H.J. Phys. Chem. Lett. 2013, 4, 3623

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Perovskite Evolution

Snaith, H.J. Phys. Chem. Lett. 2013, 4, 3623

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Liquids

Snaith, H.J. Phys. Chem. Lett. 2013, 4, 3623

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Evaporation

Snaith, H.J. Phys. Chem. Lett. 2013, 4, 3623

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Vapour phase

Snaith, H.J. Phys. Chem. Lett. 2013, 4, 3623

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Device structure

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Device structure

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Operating principles

HS Kim, SH Im, and N-G Park J. Phys. Chem. C, DOI: 10.1021/jp409025w

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Operating principles

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Operating principles

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Operating principles

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High Voc – low recombination

MA Green at al., Prog. in Photovoltaics 21, 827, 2013

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High Voc – low recombination

MA Green at al., Prog. in Photovoltaics 21, 827, 2013

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High Voc – low recombination

MA Green at al., Prog. in Photovoltaics 21, 827, 2013

1.8eV 1.6eV 1.45eV

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High Voc – low recombination

MA Green at al., Prog. in Photovoltaics 21, 827, 2013

1.8eV 1.6eV 1.45eV

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Strong absorption

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Strong absorption

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Strong absorption

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Ferroelectric?

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Ferroelectric?

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Ferroelectric?

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Ferroelectric?

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Ferroelectric?

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Mixed compounds

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Mixed compounds

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Mixed compounds

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Stability

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Manufacturing costs

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Manufacturing costs

Blocks, wafers, efficiency

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Manufacturing costs

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Manufacturing costs

11% 13.4%

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Manufacturing costs

11% 13.4%

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Manufacturing costs

11% 13.4% 26%

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Manufacturing costs

11% 13.4% 26% 2xSi%

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Si wafer-based stack: ultimate solution?

more sophisticated “active” AR coat?

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c-Si tandem

Free choice or Si

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c-Si tandem

Free choice or Si 25% UNSW

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c-Si tandem

Free choice or Si 25% UNSW 41%?

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Perovskite on Si?

perovskite cell

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Perovskite on Si?

10 20 30 40 50 60 70 80 90 100 300 400 500 600 700 800 900 1000 1100 1200

EQE (%) Wavelength (nm)

Perovskite Top Cell on Si PERL Si PERL Bottom Cell Perovskite Top Cell on Si SP Si SP Bottom Cell

17.9% perovskite 25% 29.5% perovskite cell

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Perovskite on Si?

10 20 30 40 50 60 70 80 90 100 300 400 500 600 700 800 900 1000 1100 1200

EQE (%) Wavelength (nm)

Perovskite Top Cell on Si PERL Si PERL Bottom Cell Perovskite Top Cell on Si SP Si SP Bottom Cell

17.9% perovskite 25% 29.5% perovskite cell ~ Perovskite% + Si%/2

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Perovskite on Si?

10 20 30 40 50 60 70 80 90 100 300 400 500 600 700 800 900 1000 1100 1200

EQE (%) Wavelength (nm)

Perovskite Top Cell on Si PERL Si PERL Bottom Cell Perovskite Top Cell on Si SP Si SP Bottom Cell

17.9% perovskite 25% 29.5% perovskite cell 16.5% 25%

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Summary

. Exciting time for perovskites

Snaith, H.J. Phys. Chem. Lett. 2013, 4, 3623

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Summary

. Exciting time for perovskites . Competitive advantages?:

Snaith, H.J. Phys. Chem. Lett. 2013, 4, 3623

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Summary

. Exciting time for perovskites . Competitive advantages?: . Low cost fabrication?

Snaith, H.J. Phys. Chem. Lett. 2013, 4, 3623

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Summary

. Exciting time for perovskites . Competitive advantages?: . Low cost fabrication? . Transparent and/or flexible product?

Snaith, H.J. Phys. Chem. Lett. 2013, 4, 3623

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Summary

. Exciting time for perovskites . Competitive advantages?: . Low cost fabrication? . Transparent and/or flexible product? . Ability to form tandems?

Snaith, H.J. Phys. Chem. Lett. 2013, 4, 3623

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Summary

. Exciting time for perovskites . Competitive advantages?: . Low cost fabrication? . Transparent and/or flexible product? . Ability to form tandems? . Moisture sensitivity and toxicity of Pb

Snaith, H.J. Phys. Chem. Lett. 2013, 4, 3623