Laboratory of Photonics and Interfaces – LPI

Lab Key visual
Mesoscopic dye-sensitized solar cells – Perovskite solar cells – Light emitting diodes, electroluminescent devices and redox flow batteries – New pigments and sensitizers, ionic liquids and solid state hole conductors.

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NEWS

EPFL Chemistry and Physics in 2018 Highly Cited Researchers list

— Ten professors from EPFL’s School of Basic Sciences have been included in the Web of Science’s 2018 Highly Cited Researchers list.

Amita Ummadisingu wins 2nd Clariant CleanTech Awards

— Ydna Marie Questell-Santiago and Dr Amita Ummadisingu, researchers at EPFL’s Institute of Chemical Sciences and Engineering (ISIC), have won the first and second Clariant CleanTech Awards in 2018.

A novel avenue to high-performance, stable perovskite solar cells

— EPFL researchers from Michael Grätzel's lab show how stable, scalable, and efficient perovskite solar cells can be produced through molecular engineering of multifunctional molecular modulators and using solid-state nuclear magnetic resonance to investigate their role in double-cation pure-iodide perovskites. Published in Nature Communications.

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Latest Publications

2019

Thermodynamically stabilized beta-CsPbI3-based perovskite solar cells with efficiencies >18%

Y. Wang; M. I. Dar; L. K. Ono; T. Zhang; M. Kan et al. 

Science. 2019-08-09. Vol. 365, num. 6453.

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Halide Versus Nonhalide Salts: The Effects of Guanidinium Salts on the Structural, Morphological, and Photovoltaic Performances of Perovskite Solar Cells

M. H. Alotaibi; Y. A. Alzahrani; N. Arora; A. Alyamani; A. Albadri et al. 

Solar Rrl. 2019-07-26.  p. 1900234. DOI : 10.1002/solr.201900234.

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Sequential catalysis enables enhanced C-C coupling towards multi-carbon alkenes and alcohols in carbon dioxide reduction: a study on bifunctional Cu/Au electrocatalysts

J. Gao; D. Ren; X. Guo; S. M. Zakeeruddin; M. Graetzel 

Faraday Discussions. 2019-07-01. Vol. 215, p. 282-296. DOI : 10.1039/c8fd00219c.

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Performance of perovskite solar cells under simulated temperature-illumination real-world operating conditions

W. Tress; K. Domanski; B. Carlsen; A. Agarwalla; E. A. Alharbi et al. 

Nature Energy. 2019-07-01. Vol. 4, num. 7, p. 568-574. DOI : 10.1038/s41560-019-0400-8.

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Supramolecular Engineering for Formamidinium-Based Layered 2D Perovskite Solar Cells: Structural Complexity and Dynamics Revealed by Solid-State NMR Spectroscopy

J. V. Milic; J-H. Im; D. J. Kubicki; A. Ummadisingu; J-Y. Seo et al. 

Advanced Energy Materials. 2019-05-23. Vol. 9, num. 20, p. 1900284. DOI : 10.1002/aenm.201900284.

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Dual effect of humidity on cesium lead bromide: enhancement and degradation of perovskite films

D. Di Girolamo; M. I. Dar; D. Dini; L. Gontrani; R. Caminiti et al. 

Journal Of Materials Chemistry A. 2019-05-21. Vol. 7, num. 19, p. 12292-12302. DOI : 10.1039/c9ta00715f.

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Influence of Alkoxy Chain Length on the Properties of Two-Dimensionally Expanded Azulene-Core-Based Hole-Transporting Materials for Efficient Perovskite Solar Cells

M. A. Truong; J. Lee; T. Nakamura; J-Y. Seo; M. Jung et al. 

Chemistry-A European Journal. 2019-05-10. Vol. 25, num. 27, p. 6741-6752. DOI : 10.1002/chem.201806317.

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Toward an alternative approach for the preparation of low-temperature titanium dioxide blocking underlayers for perovskite solar cells

S. H. Aung; L. Zhao; K. Nonomura; T. Z. Oo; S. M. Zakeeruddin et al. 

Journal Of Materials Chemistry A. 2019-05-07. Vol. 7, num. 17, p. 10729-10738. DOI : 10.1039/c8ta04246b.

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Solid-state NMR approaches to lead halide perovskites

D. Kubicki; D. Prochowicz; A. Hofstetter; M. Graetzel; L. Emsley 

2019-03-31. National Meeting of the American-Chemical-Society (ACS), Orlando, FL, Mar 31-Apr 04, 2019.

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Site-selective Synthesis of -[70]PCBM-like Fullerenes: Efficient Application in Perovskite Solar Cells

S. Vidal; M. Izquierdo; S. Filippone; I. Fernandez; S. Akin et al. 

Chemistry-A European Journal. 2019-03-01. Vol. 25, num. 13, p. 3224-3228. DOI : 10.1002/chem.201806053.

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