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Cited by 341

The DOI matches its Crossref record; 37 of the 37 references it cites were found in a registry or an index.

A molecular photosensitizer achieves a Voc of 1.24 V enabling highly efficient and stable dye-sensitized solar cells with copper(II/I)-based electrolyte

Open access
Zhang, Dan, Stojanovic, Marko, Ren, Yameng, Cao, Yiming, Eickemeyer, Felix T., Socie, Etienne, Vlachopoulos, Nick, Moser, Jacques-E., Zakeeruddin, Shaik M., Hagfeldt, Anders, Grätzel, Michael·2021·Nature Communications

Abstract

To develop photosensitizers with high open-circuit photovoltage (Voc) is a crucial strategy to enhance the power conversion efficiency (PCE) of co-sensitized solar cells. Here, we show a judiciously tailored organic photosensitizer, coded MS5, featuring the bulky donor N-(2’,4’-bis(dodecyloxy)-[1,1’-biphenyl]-4-yl)-2’,4’-bis(dodecyloxy)-N-phenyl-[1,1’-biphenyl]-4-amine and the electron acceptor 4-(benzo[c][1,2,5]thiadiazol-4-yl)benzoic acid. Employing MS5 with a copper (II/I) electrolyte enables a dye-sensitized solar cell (DSC) to achieve a strikingly high Voc of 1.24 V, with the Voc deficit as low as 130 mV and an ideality factor of merely 1.08. The co-sensitization of MS5 with the wider spectral-response dye XY1b produces a highly efficient and stable DSC with the PCE of 13.5% under standard AM1.5 G, 100 mW cm−2 solar radiation. Remarkably, the co-sensitized solar cell (active area of 2.8 cm 2) presents a record PCE of 34.5% under ambient light, rendering it very attractive as an ambient light harvesting energy source for low power electronics.

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Metadata

Authors
Zhang, D., Stojanovic, M., Ren, Y., Cao, Y., Eickemeyer, F. T., Socie, E., Vlachopoulos, N., Moser, J.-E., Zakeeruddin, S. M., Hagfeldt, A., & Grätzel, M.
Venue
Nature Communications
Published
2021-03-19
Volume
12
Issue
1
Pages
1777-1777
ISSN
2041-1723 (ISSN-L)
OpenAlex
W3136597176
Cited by
341
References
37
FWCI
12.34
Type
journal article
Language
en
Open access
gold

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CoChat. (2026). Citation check: A molecular photosensitizer achieves a Voc of 1.24 V enabling highly efficient and stable dye-sensitized solar cells with copper(II/I)-based electrolyte. https://app.cochat.ai/papers/10.1038/s41467-021-21945-3
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Zhang, D., Stojanovic, M., Ren, Y., Cao, Y., Eickemeyer, F. T., Socie, E., Vlachopoulos, N., Moser, J.-E., Zakeeruddin, S. M., Hagfeldt, A., & Grätzel, M. (2021). A molecular photosensitizer achieves a Voc of 1.24 V enabling highly efficient and stable dye-sensitized solar cells with copper(II/I)-based electrolyte. Nature Communications. https://doi.org/10.1038/s41467-021-21945-3

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