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

Molecular Engineering of Simple Metal-Free Organic Dyes Derived from Triphenylamine for Dye-Sensitized Solar Cell Applications

P. Ferdowsi; Y. Saygili; F. Jazaeri; T. Edvinsson; J. Mokhtari et al. 

Chemsuschem. 2019-10-21. DOI : 10.1002/cssc.201902245.

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Ba-induced phase segregation and band gap reduction in mixed-halide inorganic perovskite solar cells

W. Xiang; Z. Wang; D. J. Kubicki; X. Wang; W. Tress et al. 

Nature Communications. 2019-10-15. Vol. 10, p. 4686. DOI : 10.1038/s41467-019-12678-5.

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Atomic-Level Microstructure of Efficient Formamidinium-Based Perovskite Solar Cells Stabilized by 5-Ammonium Valeric Acid Iodide Revealed by Multinuclear and Two-Dimensional Solid-State NMR

A. Q. M. Alanazi; D. J. Kubicki; D. Prochowicz; E. A. R. Alharbi; M. E. F. Bouduban et al. 

Journal of the American Chemical Society. 2019-10-08. Vol. 141, num. 44, p. 17659-17669. DOI : 10.1021/jacs.9b07381.

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A chain is as strong as its weakest link – Stability study of MAPbI(3) under light and temperature

P. Holzhey; P. Yadav; S-H. Turren-Cruz; A. Ummadisingu; M. Graetzel et al. 

Materials Today. 2019-10-01. Vol. 29, p. 10-19. DOI : 10.1016/j.mattod.2018.10.017.

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Elucidation of photovoltage origin and charge transport in Cu2O heterojunctions for solar energy conversion (vol 3, pg 2633, 2019)

P. Cendula; M. T. Mayer; J. Luo; M. Graetzel 

Sustainable Energy & Fuels. 2019-10-01. Vol. 3, num. 10, p. 2873-2874. DOI : 10.1039/c9se90042j.

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Atomic Layer Deposition of ZnO on CuO Enables Selective and Efficient Electroreduction of Carbon Dioxide to Liquid Fuels

D. Ren; J. Gao; L. Pan; Z. Wang; J. Luo et al. 

Angewandte Chemie-International Edition. 2019-09-10. DOI : 10.1002/anie.201909610.

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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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