IREC - Catalonia Institute for Energy Research: Enviaments recents

Ara es mostren els items 1-12 de 114

    • Small atom doping: a synergistic strategy to reduce SnZn recombination center concentration in Cu2ZnSnSe4 

      Jiménez Arguijo, Alex; Navarro Güell, Alejandro; Sánchez González, Yudania; Malerba, Claudia; Giraldo Muñoz, Sergio; Saucedo Silva, Edgardo Ademar (Wiley, 2022-11-07)
      Article
      Accés obert
      Kesterite Cu2ZnSnS x Se4-x (CZTSSe) is among the most promising inorganic Earth-abundant thin-film photovoltaic technologies, although currently, the larger voltage deficit compared with more mature chalcogenide technologies ...

    • Characterization of the stability of indium tin oxide and functional layers for semitransparent back-contact applications on Cu(in,Ga)Se2 solar cells 

      Fonoll Rubio, Robert; Placidi, Marcel Jose; Hoelscher, Torsten; Thomere, Angélica; Jehl Li-Kao, Zacharie; Guc, Maxim; Izquierdo Roca, Víctor; Scheer, Roland; Perez Rodriguez, Alejandro (Wiley, 2022-07-08)
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      Herein, a detailed study of the stability of different ITO-based back-contact configurations (including bare ITO contacts and contacts functionalized with nanometric Mo, MoSe2, and MoS2 layers) under the coevaporation ...

    • Electric vehicle battery health expected at end of life in the upcoming years based on UK data 

      Canals Casals, Lluc; Etxandi Santolaya, Maite; Bibiloni Mulet, Pere Antoni; Corchero García, Cristina; Trilla Romero, Lluís (Multidisciplinary Digital Publishing Institute (MDPI), 2022-10-07)
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      Second-life businesses from Electric Vehicle (EV) batteries are gaining attention considering that these batteries are deemed as inappropriate for transport purposes once they reach 80 or 70% of State of Health (SoH). ...

    • Dual extended Kalman filter for state of charge estimation of lithium–sulfur batteries 

      Trilla Romero, Lluís; Canals Casals, Lluc; Jacas Biendicho, Jordi; Paradell, Pol (2022-09-23)
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      Lithium-Sulfur is a promising technology for the next generation of batteries and research efforts for early-stage prototype implementation increased in recent years. For the development of a suitable Battery Management ...

    • Procedure for Assessing the Suitability of Battery Second Life Applications after EV First Life 

      Montes Torre, Tomás; Etxandi Santolaya, Maite; Eichman, Josh; Ferreira Ferreira, Victor José; Trilla Romero, Lluís; Corchero García, Cristina (Multidisciplinary Digital Publishing Institute (MDPI), 2022-09-09)
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      Using batteries after their first life in an Electric Vehicle (EV) represents an opportunity to reduce the environmental impact and increase the economic benefits before recycling the battery. Many different second life ...

    • Bromine etching of kesterite thin films: perspectives in depth defect profiling and device performance improvement 

      Tiwari, Kunal Jogendra; Jiménez Arguijo, Alex; Giraldo, Sergio; Placidi, Marcel Jose; Calvo-Barrio, L; Fonoll Rubio, Robert; Izquierdo Roca, Víctor; Sánchez González, Yudania; Perez Rodriguez, Alejandro; Saucedo Silva, Edgardo Ademar; Jehl Li-Kao, Zacharie (Institute of Electrical and Electronics Engineers (IEEE), 2021)
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      Accés restringit per política de l'editorial
      Using a controlled bromine etching on kesterite absorbers, two major results are obtained. We establish the first defect depth profiling and secondary phases depth profiling of a state of the art Cu2ZnSnSe4 (CZTSe) film ...

    • Towards low cost and sustainable thin film thermoelectric devices based on quaternary chalcogenides 

      Isotta, Eleonora; Andrade Arvizu, Jacob; Syafiq, Ubaidah; Jiménez Arguijo, Alex; Navarro Güell, Alejandro; Guc, Maxim; Saucedo Silva, Edgardo Ademar; Scardi, Paolo (2022-05-20)
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      Accés obert
      A major challenge in thermoelectrics (TEs) is developing devices made of sustainable, abundant, and non-toxic materials. Furthermore, the technological drive toward low sizes makes crucial the study of nano and micro ...

    • Combining 2D organic and 1D inorganic nanoblocks to develop free-standing hybrid nanomembranes for conformable biosensors 

      García Torres, José Manuel; Sylla, Dioulde Huguette; Lanzalaco, Sonia; Ginebra Molins, Maria Pau; Alemán Llansó, Carlos (2022-03-02)
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      Accés obert
      Realitzat a/amb:   Institut de Recerca Sant Joan de Déu / Institut de Recerca en Energia de Catalunya / Institut de Bioenginyeria de Catalunya
      We report a simple approach to fabricate free-standing perforated 2D nanomembranes hosting well-ordered 1D metallic nanostructures to obtain hybrid materials with nanostructured surfaces for fexible electronics. Nanomembranes ...

    • Controlling the anionic ratio and gradient in kesterite technology 

      Andrade Arvizu, Jacob; Fonoll Rubio, Robert; Izquierdo Roca, Víctor; Becerril Romero, Ignacio; Sylla, Dioulde Huguette; Vidal Fuentes, Pedro; Jehl Li-Kao, Zacharie; Thomere, Angélica; Giraldo, Sergio; Tiwari, Kunal Jogendra; Resalati, Shahaboddin; Guc, Maxim; Placidi, Marcel Jose (2022-01-03)
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      Accés obert
      Accurate anionic control during the formation of chalcogenide solid solutions is fundamental for tuning the physicochemical properties of this class of materials. Compositional grading is the key aspect of band gap engineering ...

    • Does Sb2Se3 admit nonstoichiometric conditions? How modifying the overall se content affects the structural, optical, and optoelectronic properties of Sb2Se3 thin films 

      Caño Prades, Ivan; Vidal Fuentes, Pedro; Calvo Barrio, Lorenzo; Alcobé Olle, Xavier; Giraldo, Sergio; Sánchez González, Yudania; Jehl Li-Kao, Zacharie; Placidi, Marcel Jose; Puigdollers i González, Joaquim; Izquierdo Roca, Víctor; Saucedo Silva, Edgardo Ademar; Asensi López, José Miguel (2022-03-09)
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      Accés obert
      Sb2Se3 is a quasi-one-dimensional (1D) semiconductor, which has shown great promise in photovoltaics. However, its performance is currently limited by a high Voc deficit. Therefore, it is necessary to explore new strategies ...

    • Molecular engineering to tune the ligand environment of atomically dispersed nickel for efficient alcohol electrochemical oxidation 

      Liang, Zhifu; Jiang, Daochuan; Wang, Xiang; Shakouri, Mohsen; Zhang, Ting; Li, Zhongjun; Tang, Pengyi; Llorca Piqué, Jordi; Liu, Lijia; Yuan, Yupeng; Heggen, Marc; Dunin-Borkowski, Rafal E.; Morante Lleonart, Joan Ramon; Cabot Codina, Andreu; Arbiol, Jordi (2021-09-16)
      Article
      Accés obert
      Atomically dispersed metals maximize the number of catalytic sites and enhance their activity. However, their challenging synthesis and characterization strongly complicates their optimization. Here, the aim is to demonstrate ...

    • Insights on the thermal stability of the Sb2Se3 quasi-1D photovoltaic technology 

      Vidal Fuentes, Pedro; Guc, Maxim; Becerril Romero, Ignacio; Sylla, Dioulde Huguette; Alcobé Olle, Xavier; Sánchez González, Yudania; Pérez Rodríguez, Alejandro; Saucedo Silva, Edgardo Ademar; Izquierdo Roca, Víctor (Wiley, 2021-10-13)
      Article
      Accés obert
      This work explores the thermal stability of antimony-based photovoltaic (PV) technologies investigating the effect of low-temperature (50—350¿°C) postdeposition annealings (PDAs) on bare Sb2Se3 absorbers and complete ...