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Benzotrithiophene-Based Hole-Transporting Materials for 18.2% Perovskite Solar Cells

Publications associées (55)

Hole-Transport Materials for Perovskite Solar Cells

The pressure to move towards renewable energy has inspired researchers to look for ideas in photovoltaics that may lead to a major breakthrough. Recently the use of perovskites as a light harvester has lead to stunning progress. The power conversion effici ...

Wiley-Blackwell2016

Strategy to Boost the Efficiency of Mixed-Ion Perovskite Solar Cells: Changing Geometry of the Hole Transporting Material

Nikolaos Vlachopoulos, Ulf Anders Hagfeldt, Jiahuan Zhang

The hole transporting material (HTM) is an essential component in perovskite solar cells (PSCs) for efficient extraction and collection of the photoinduced charges. Triphenylamine- and carbazole-based derivatives have extensively been explored as alternati ...

Amer Chemical Soc2016

New Horizons for Perovskite Solar Cells Employing DNA-CTMA as the Hole-Transporting Material

Mohammad Khaja Nazeeruddin

• Invited for this month's cover are the groups at Ecole Polytechnique Federale de Lausanne and Kyung Hee University, who successfully applied DNA as the hole-transporting layer in a perovskite solar cell. The Full Paper itself is available at 10.1002/cssc ...

Wiley-V C H Verlag Gmbh2016

Perovskite Solar Cells Employing Molecularly Engineered Zn(II) Phthalocyanines as Hole-transporting Materials

Mohammad Khaja Nazeeruddin, Kyung Taek Cho, Kasparas Rakstys

Amino donor groups-substituted zinc(II) phthalocyanines (ZnPcs) BI25, BL07 and BL08 were obtained via cyclotetramerization of suitable phthalonitriles that were synthesized by Pd catalyzed amination reaction between 4-iodophthalonitrile and a selected seco ...

Elsevier Science Bv2016

Cover Picture: New Horizons for Perovskite Solar Cells Employing DNA-CTMA as the Hole-Transporting Material (ChemSusChem 13/2016)

Mohammad Khaja Nazeeruddin

The Cover picture shows deoxyribose nucleic acid (DNA) that has suitable optical and energy levels to be used as hole-transporting material (HTM) in perovskite solar cells. The power conversion efficiency and stability of a perovskite solar cell utilizing ...

Wiley-VCH Verlag Berlin2016

Organohalide Lead Perovskites for Photovoltaic Applications

Mohammad Khaja Nazeeruddin

Perovskite solar cells have recently exhibited a significant leap in efficiency due to their broad absorption, high optical absorption coefficient, very low exciton binding energy, long carrier diffusion lengths, efficient charge collection, and very high ...

Amer Chemical Soc2016

Enhanced electronic properties in mesoporous TiO2 via lithium doping for high-efficiency perovskite solar cells

Michael Graetzel, Mohammad Khaja Nazeeruddin, Shaik Mohammed Zakeeruddin, Fabrizio Giordano, Ulf Anders Hagfeldt, Michael Saliba, Antonio Abate, Taisuke Matsui

Perovskite solar cells are one of the most promising photovoltaic technologies with their extraordinary progress in efficiency and the simple processes required to produce them. However, the frequent presence of a pronounced hysteresis in the current volta ...

Nature Publishing Group2016

Branched methoxydiphenylamine-substituted fluorene derivatives as hole transporting materials for high-performance perovskite solar cells

Michael Graetzel, Mohammad Khaja Nazeeruddin, Michael Saliba, Paul Gratia, Taisuke Matsui, Simona Urnikaite

Small-molecule hole transporting materials based on methoxydiphenylamine-substituted fluorene fragments were synthesized and incorporated into a perovskite solar cell, which displayed a power conversion efficiency of up to 19.96%, one of the highest conver ...

Royal Soc Chemistry2016

Highly Efficient Perovskite Solar Cells Employing an Easily Attainable Bifluorenylidene-Based Hole-Transporting Material

Mohammad Khaja Nazeeruddin, Peng Gao, Michael Saliba, Sanghyun Paek, Kasparas Rakstys, Paul Gratia

The 4,4'-dimethoxydiphenylamine-substituted 9,9'-bifluorenylidene (KR216) hole transporting material has been synthesized using a straightforward two-step procedure from commercially available and inexpensive starting reagents, mimicking the synthetically ...

Wiley-Blackwell2016

Unbroken Perovskite: Interplay of Morphology, Electro-optical Properties, and Ionic Movement

Wolfgang Richard Tress, Ulf Anders Hagfeldt, Michael Saliba, Antonio Abate, Juan-Pablo Correa-Baena, Konrad Domanski, Taisuke Matsui, Tor Jesper Jacobsson

Hybrid organic-inorganic perovskite materials have risen up as leading components for light-harvesting applications. However, to date many questions are still open concerning the operation of perovskite solar cells (PSCs). A systematic analysis of the inte ...

Wiley-V C H Verlag Gmbh2016

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