Visualitza Institute of Advanced Materials (INAM) per autoria "99a30935-9bd0-4850-9bf2-1d8ce0b378b1"
Ara mostrant els elements 1-15 d 15
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Analysis of the UV ozone-treated SnO2 electron transporting layer in planar perovskite solar cells for high performance and reduced hysteresis
Méndez, Perla; muhammed, kunnummal; Barea, Eva M; Masi, Sofia; Mora-Sero, Ivan Wiley - Blackwell (2019)Tin oxide (SnO2) is widely used as electron transporting layer (ETL) in perovskite solar cells (PSCs) because its good transparency, band alignment to perovskite and stability. The interface between the ETL and the ... -
Balanced change in crystal unit cell volume and strain leads to stable halide perovskite with high guanidinium content
Serafini, Patricio; Gualdrón Reyes, Andrés Fabián; S. Sánchez, Rafael; Barea, Eva M; Masi, Sofia; Mora-Sero, Ivan Royal Society of Chemistry (2022)Up-to-date studies propose that strain in halide perovskites is one of the key factors that determine a device's efficiency and stability. Here, we show a systematic approach to characterize the phenomenon in the standard ... -
Boosting Long-Term Stability of Pure Formamidinium Perovskite Solar Cells by Ambient Air Additive Assisted Fabrication
muhammed, kunnummal; Masi, Sofia; Gualdrón Reyes, Andrés Fabián; S. Sánchez, Rafael; Barea, Eva M; Kreĉmarová, Marie; Sánchez Royo, Juan Francisco; Mora-Sero, Ivan American Chemical Society (2021-09-13)Due to the high industrial interest for perovskite-based photovoltaic devices, there is an urgent need to fabricate them under ambient atmosphere, not limited to low relative humidity (RH) conditions. The formamidinium ... -
Controlling the Phase Segregation in Mixed Halide Perovskites through Nanocrystal Size
Gualdrón Reyes, Andrés Fabián; YOON, SEOG JOON; Barea, Eva M; Agouram, Said; Muñoz-Sanjosé, Vicente; Meléndez, Ángel M.; Niño-Gómez, Martha E.; Mora-Sero, Ivan American Chemical Society (2019)Mixed halide perovskites are one of the promising candidates in developing solar cells and light-emitting diodes (LEDs), among other applications, because of their tunable optical properties. Nonetheless, photoinduced phase ... -
Inhomogeneous Broadening of Photoluminescence Spectra and Kinetics of Nanometer-Thick (Phenethylammonium)2PbI4 Perovskite Thin Films: Implications for Optoelectronics
Chirvony, Vladimir; Suárez, Isaac; Rodríguez Romero, Jesús; Vázquez-Cárdenas, Rubén; Sanchez-Diaz, Jesus; Molina-Sánchez, Alejandro; Barea, Eva M; Mora-Sero, Ivan; Martínez-Pastor, Juan P. American Chemical Society (2021-06-16)An outstanding potentiality of layered two-dimensional (2D) organic–inorganic hybrid perovskites (2DHPs) is in the development of solar cells, photodetectors, and light-emitting diodes. In 2DHPs, an exciton is localized ... -
Photonic Processing of MAPbI3 Films by Flash Annealing and Rapid Growth for High-Performance Perovskite Solar Cells
Serafini, Patricio; Boix, Pablo P; Barea, Eva M; Edvinson, Tomas; Sánchez, Sandy; Mora-Sero, Ivan Wiley (2022-10-06)Defects in polycrystalline halide perovskite films can cause a decrease of the solar cell photoconversion efficiency and stability. The perovskite film enhanced during crystal growth by controlling the processing method ... -
Preferred Growth Direction by PbS Nanoplatelets Preserves Perovskite Infrared Light Harvesting for Stable, Reproducible, and Efficient Solar Cells
Ansisar Erazo, Eider; Sánchez-Godoy, H. E.; Erazo, Eider A.; Gualdrón Reyes, Andrés Fabián; Khan, Ali Hossain; Agouram, Said; Barea, Eva M; Zarazúa, Isaac; Ortiz, Pablo; Cortés, María Teresa; Muñoz-Sanjosé, Vicente; Moreels, Iwan; Masi, Sofia; Mora-Sero, Ivan Wiley (2020)Formamidinium‐based perovskite solar cells (PSCs) present the maximum theoretical efficiency of the lead perovskite family. However, formamidinium perovskite exhibits significant degradation in air. The surface chemistry ... -
Spray-Pyrolyzed ZnO as Electron Selective Contact for Long-Term Stable Planar CH3NH3PbI3 Perovskite Solar Cells
Ngo, Thi Tuyen; Barea, Eva M; Tena-Zaera, Ramón; Mora-Sero, Ivan American Chemical Society (2018)Electron selective contacts (ESCs) play an important role in the performance of perovskite solar cells (PSCs). ZnO has attracted important attention as a good material for ESCs because of its matched energy levels with ... -
Structural and Electrical Investigation of Cobalt-Doped NiOx/Perovskite Interface for Efficient Inverted Solar Cells
Rezay Marand, Zahra; Kermanpur, Ahmad; Karimzadeh, Fathallah; Barea, Eva M; Hassanabadi, Ehsan; Halvani Anaraki, Elham; Julian-Lopez, Beatriz; Masi, Sofia; Mora-Sero, Ivan MDPI (2020-04-30)Inorganic hole-transporting materials (HTMs) for stable and cheap inverted perovskite-based solar cells are highly desired. In this context, NiOx, with low synthesis temperature, has been employed. However, the low ... -
Switchable All Inorganic Halide Perovskite Nanocrystalline Photoelectrodes for Solar-Driven Organic Transformations
Fernandez-Climent, Roser; Gualdrón Reyes, Andrés Fabián; García-Tecedor, Miguel; Mesa, Camilo A.; Cardenas-Morcoso, Drialys; Montañés, Laura; Barea, Eva M; Mas, Elena; Julian-Lopez, Beatriz; Mora-Sero, Ivan; Gimenez, Sixto Wiley (2021-10-30)All inorganic halide perovskite nanocrystals (NCs) are considered as fascinating materials for a wide range of optoelectronic applications encompassing photovoltaics, lasing, sensing, and photocatalysis due to their ... -
Tin perovskite solar cells with >1,300 h of operational stability in N2 through a synergistic chemical engineering approach
Sanchez-Diaz, Jesus; S. Sánchez, Rafael; Masi, Sofia; Kreĉmarová, Marie; Álvarez, Agustín O.; Barea, Eva M; Rodriguez-Romero, Jesús; Chirvony, Vladimir; Sánchez Royo, Juan Francisco; Martínez-Pastor, Juan P.; Mora-Sero, Ivan Elsevier (2022-03-14)Despite the promising properties of tin-based halide perovskites, one clear limitation is the fast Sn+2 oxidation. Consequently, the preparation of long-lasting devices remains challenging. Here, we report a chemical ... -
Transformation of PbI2, PbBr2 and PbCl2 salts into MAPbBr3 perovskite by halide exchange as an effective method for recombination reduction
Belarbi, Eya; Vallés-Pelarda, Marta; Clasen Hames, Bruno; S. Sánchez, Rafael; Barea, Eva M; Maghraoui Meherzi, Hager; Mora-Sero, Ivan Royal Society of Chemistry (2017)Halide perovskite derivatives present unprecedented physical phenomena among those materials which are suitable for photovoltaics, such as a fast ion diffusion coefficient. In this paper it is reported how the benefits ... -
Tuning optical/electrical properties of 2D/3D perovskite by the inclusion of aromatic cation
Rodríguez Romero, Jesús; Clasen Hames, Bruno; Galar, Pavel; Fakharuddin, Azhar; Suárez, Isaac; Schmidt-Mende, Lukas; Martínez-Pastor, Juan P.; Douhal, Abderrazzak; Mora-Sero, Ivan; Barea, Eva M Royal Society of Chemistry (2018)The employment of bulky aliphatic cations in the manufacture of moisture-stable materials has triggered the development and application of 2D/3D perovskites as sensitizers in moisture-stable solar cells. Although it is ... -
Up-Converting Lanthanide-Doped YAG Nanospheres
Vallés Pelarda, Marta; S. Sánchez, Rafael; Barea, Eva M; Mora-Sero, Ivan; Julian-Lopez, Beatriz Frontiers Media (2020-08-07)The development of lanthanide-doped Y3Al5O12 (Ln:YAG) garnet nanostructures is a hot topic in the field of inorganic nanophosphors due to the current interest in developing small nanoparticles for solid-state lighting ... -
Widening the 2D/3D Perovskite Family for Efficient and Thermal-Resistant Solar Cells by the Use of Secondary Ammonium Cations
Rodríguez Romero, Jesús; Sanchez-Diaz, Jesus; Echeverría-Arrondo, Carlos; Masi, Sofia; Esparza, Diego; Barea, Eva M; Mora-Sero, Ivan American Chemical Society (2020-03-02)While 2D/3D layered perovskites have been the object of comprehensive research principally focused on increasing the long-term stability observed in 3D perovskites, significant opportunities still exist concerning the ...