Exploració per autor "Martorell Pena, Jordi"
Ara es mostren els items 1-20 de 45
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4-terminal tandem photovoltaic cell using two layers of PTB7:PC71BM for optimal light absorption
Mantilla Perez, Paola; Martinez Otero, Alberto; Romero Gómez, Pablo; Martorell Pena, Jordi (2015-08-26)
Article
Accés obertA 4-terminal architecture is proposed in which two thin active layers (<100 nm) of PTB7:PC71BM are deposited on a two-sided ITO covered glass substrate. By modeling the electric field distribution inside the multilayer ... -
A two dimensional KTiOPO4 photonic crystal grown using a macroporous silicon template
Peña Revellez, Alexandra; Finizio, Sergio Di; Todorov Trifonov, Trifon; Carvajal, Joan Josep; Aguiló Díaz, Magdalena; Pallarès Marzal, Josep; Rodríguez Martínez, Ángel; Alcubilla González, Ramón; Marsal Garví, Lluís Francesc; Diaz, Francesc; Martorell Pena, Jordi (2006-09)
Article
Accés restringit per política de l'editorial2D KTiOPO4 photonic crystals are fabricated using a silicon membrane of air holes as a template. Columns of KTiOPO4 are grown by liquid-phase epitaxy from a substrate into such air holes. The crystallographic orientation ... -
A two-resonance tapping cavity for an optimal light trapping in thin-film solar cells
Liu, Quan; Romero Gómez, Pablo; Mantilla Perez, Paola; Colodrero, Silvia; Toudert, Johann; Martorell Pena, Jordi (2017-09-20)
Article
Accés obertAn optimal photon absorption in thin film photovoltaic technologies can only be reached by effectively trapping the light in the absorber layer provided a considerable portion of the photons is rejected or scattered out ... -
All-Nanoparticle SnO 2 /TiO 2 Electron-Transporting Layers Processed at Low Temperature for Efficient Thin-Film Perovskite Solar Cells
Martínez-Denegrí Sánchez, Guillermo; Colodrero Perez, Silvia; Kramarenko, Mariia; Martorell Pena, Jordi (2018-10-22)
Article
Accés obertSolution-processed metal halide perovskite materials haverevealed outstanding optoelectronic features that make them uniquely suitedfor photovoltaic applications. Although a rapidprogresshasledtoperformances similar to ... -
An extremely thin and robust interconnecting layer providing 76% fill factor in a tandem polymer solar cell architecture
Martínez-Otero, Alberto; Liu, Quan; Mantilla-Perez, Paola; Montes Bajo, Miguel; Martorell Pena, Jordi (Royal Society of Chemistry, 2015-04-17)
Article
Accés obertWe report a thin and robust interconnecting layer (ICL) for polymer tandem solar cells. This ICL shows low absorption, good electrical contacts, large work function contrast and robustness. Its use yields tandem cells with ... -
An extremely thin and robust interconnecting layer providing 76% fill factor in a tandem polymer solar cell architecture
Martinez Otero, Alberto; Liu, Quansheng; Mantilla Perez, Paola; Montes Bajo, Miguel; Martorell Pena, Jordi (Royal Society of Chemistry, 2015-04-17)
Article
Accés obertWe report a thin and robust interconnecting layer (ICL) for polymer tandem solar cells. This ICL shows low absorption, good electrical contacts, large work function contrast and robustness. Its use yields tandem cells with ... -
An indium tin oxide-free polymer solar cell on flexible glass
Formica, Nadia; Mantilla Perez, Paola; Ghosh, Dhriti Sundar; Janner, Davide; Chen, T. L.; Huang, Minghuang; Garner, Sean; Martorell Pena, Jordi; Pruneri, Valerio (2015-02-05)
Article
Accés obertFuture optoelectronic devices and their low-cost roll-to-roll production require mechanically flexible transparent electrodes (TEs) and substrate materials. Indium tin oxide (ITO) is the most widely used TE because of its ... -
Anomalous group velocity at the high energy range of real 3D photonic nanostructures
Botey Cumella, Muriel; Martorell Pena, Jordi (SPIE-The International Society for Optical Engineering, 2010-04-12)
Text en actes de congrés
Accés obertWe perform a theoretical study on the group velocity for finite thin artificial opal slabs made of a reduced number of layers in the spectral range where the light wavelength is on the order of the lattice parameter. The ... -
Cavity-controlled radiative recombination of excitons in thin-film solar cells
Vuong, Luat T.; Kozyreff, Gregory; Betancur, Rafael; Martorell Pena, Jordi (2009-12-07)
Article
Accés obertWe study the performance of photovoltaic devices when controlling the exciton radiative recombination time. We demonstrate that when high-quantum-yield fluorescent photovoltaic materials are placed within an optical cavity, ... -
Circumventing UV light induced nanomorphology disorder to achieve long lifetime PTB7-Th:PCBM based solar cells
Liu, Quan; Toudert, Johann; Liu, Fengqing; Mantilla Perez, Paola; Montes Bajo, Miguel; Rusell, Thomas P.; Martorell Pena, Jordi (2017-07-17)
Article
Accés obertLarge area flexible electronics rely on organic or hybrid materials prone to degradation limiting the device lifetime. For many years, photo-oxidation has been thought to be one of the major degradation pathways. However, ... -
Enhanced light harvesting in semitransparent organic solar cells using an optical metal cavity configuration
Pastorelli, Francesco; Romero Gómez, Pablo; Betancur Lopera, Rafael; Martinez Otero, Alberto; Mantilla Perez, Paola; Bonod, Nicolas; Martorell Pena, Jordi (2015-01-21)
Article
Accés obertAn optical metal cavity configuration is used to trap near infrared light in a semitransparent organic solar cell. The efficiency for such cell, which has a higher than 20% transparency in the visible region, is equal to ... -
Enhanced stability in semi-transparent PTB7/PC71BM photovoltaic cells
Romero Gómez, Pablo; Betancur Lopera, Rafael; Martinez Otero, Alberto; Elias Pera, Xavier; Mariano, Marina; Romero, Beatriz; Arredondo, Belen; Vergaz, Ricardo; Martorell Pena, Jordi (2015-06-01)
Article
Accés obertWe studied the performance over time of opaque and semi-transparent PTB7:PC71BM bulk heterojunction solar cells. For unsealed inverted configuration cells we observe that when the isolation from the environment is improved, ... -
Ergodic Light Propagation in a Half-Cylinder Photonic Plate for Optimal Absorption in Perovskite Solar Cells
Martínez-Denegrí Sánchez, Guillermo; Colodrero Perez, Silvia; Liu, Quan; Toudert, Johann; Kozyreff, Gregory; Martorell Pena, Jordi (2019-05-17)
Article
Accés obertIn an optical medium slab, a randomization of the interfaces will lead to an ergodic light propagation, implying a kind of light trapping that sets an upper limit for a broadband absorption enhancement factor. However, in ... -
FONAMENTS DE FÍSICA (Examen final, 1r quadrimestre)
Álvarez Lacalle, Enrique; Rebassa Mansergas, Alberto; Martorell Pena, Jordi (Universitat Politècnica de Catalunya, 2023-01-31)
Examen
Accés restringit a la comunitat UPC -
FONAMENTS DE FÍSICA (Examen parcial, 1r quadrimestre)
Álvarez Lacalle, Enrique; Martorell Pena, Jordi; Rebassa Mansergas, Alberto (Universitat Politècnica de Catalunya, 2022-11-07)
Examen
Accés restringit a la comunitat UPC -
FONAMENTS FISICS DE L'ENGINYERIA 2 (Examen 1r Quadr.)
Martorell Pena, Jordi (Universitat Politècnica de Catalunya, 1997-02-01)
Examen
Accés restringit a la comunitat UPC -
FONAMENTS FISICS DE L'ENGINYERIA 2 (Examen 2n Quadr.)
Martorell Pena, Jordi (Universitat Politècnica de Catalunya, 1996-04-25)
Examen
Accés restringit a la comunitat UPC -
Formamidinium Incorporation into Compact Lead Iodide for Low Band Gap Perovskite Solar Cells with Open-Circuit Voltage Approaching the Radiative Limit
Zhang, Hui; Kramarenko, Mariia; Martínez-Denegrí Sánchez, Guillermo; Osmond, Johann; Martorell Pena, Jordi (2019-03-06)
Article
Accés obertTo bring hybrid lead halide perovskite solar cells toward the Shockley-Queisser limit requires lowering the band gap while simultaneously increasing the open-circuit voltage. This, to some extent divergent objective, may ... -
Four-terminal tandem based on a PM6:L8-BO transparent solar cell and a 7 nm Ag layer intermediate electrode
Bernal Texca, Francisco Gumaro; Martorell Pena, Jordi (John Wiley & sons, 2024-02-13)
Article
Accés obertTo overcome transmission and thermalization losses from single-junction solar cells, the two-terminal tandem cell configuration is one of the most widely followed approaches. Unfortunately, the need to match the current ... -
High-performance polymer solar cells using an optically enhanced architecture
Martinez Otero, Alberto; Elías Castells, Xavier; Betancur, Rafael; Martorell Pena, Jordi (2013-01-31)
Article
Accés restringit per política de l'editorial