Recent Submissions

  • 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; Resalati, Shahaboddin; Guc, Maxim; Placidi, Marcel Jose (2022-01-03)
    Article
    Restricted access - publisher's policy
    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)
    Article
    Open Access
    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
    Open Access
    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
    Restricted access - publisher's policy
    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 ...
  • High efficiency Cu2ZnSnS4 solar cells over FTO substrates and their CZTS/CdS interface passivation via thermal evaporation of Al2O3 

    Ojeda Durán, Esteban; Monfil Leyva, Karim; Andrade Arvizu, Jacob; Becerril Romero, Ignacio; Sánchez González, Yudania; Fonoll Rubio, Robert; Guc, Maxim; Jehl Li-Kao, Zacharie; Luna Lópeza, José A.; Saucedo Silva, Edgardo Ademar (Royal Society of Chemistry (RSC), 2021-04-28)
    Article
    Open Access
    The fabrication of soda lime glass/fluorine-doped tin oxide (SLG/FTO) transparent substrates represents an important advance in the fabrication of tandem solar cells. In addition, possible passivation using Al2O3, which ...
  • Insights on the limiting factors of Cu2ZnGeSe4 based solar cells 

    Anefnaf, Ikram; Aazou, Safae; Vidal Fuentes, Pedro; Fonoll Rubio, Robert; Tiwari, Ashish Kumar; Jehl Li-Kao, Zacharie; Guc, Maxim; Saucedo Silva, Edgardo Ademar; Sekkat, Zouheir (2021-08-01)
    Article
    Restricted access - publisher's policy
    Germanium-based wide band gap kesterite semiconductor Cu2ZnGe(S,Se)4 (CZGeSSe) is considered a very promising absorber compound as top cell in tandem devices. Autonomy to tailor the band gap from ~1.47 eV (Cu2ZnGeSe4-CZGeSe) ...
  • Ultrathin wide-bandgap a-Si:H-based solar cells for transparent photovoltaic applications 

    Lopez-Garcia, Alex J.; Blazquez, Oriol; Voz Sánchez, Cristóbal; Puigdollers i González, Joaquim; Izquierdo Roca, Víctor; Perez Rodriguez, Alejandro (Wiley, 2022-01-01)
    Article
    Open Access
    Herein, the fabrication of UV-blue selective transparent solar cells based on ultrathin (<30¿nm) intrinsic hydrogenated amorphous silicon films (a-Si:H) as absorber and using a fully inorganic architecture is reported, ...
  • NbSe2 meets C2N: a 2D-2D heterostructure catalysts as multifunctional polysulfide mediator in ultra-long-life lithium–sulfur batteries 

    Yang, Dawei; Liang, Zhifu; Zhang, Chaoqi; Jacas Biendicho, Jordi; Spadaro, Maria Chiara; Li, Mengyao; Moghaddam, Ahmad Ostovari; Llorca Piqué, Jordi; Morante Lleonart, Joan Ramon; Arbiol, Jordi; Cabot, Andreu (2021-09-23)
    Article
    Restricted access - publisher's policy
    The shuttle effect and sluggish conversion kinetics of lithium polysulfides (LiPS) hamper the practical application of lithium–sulfur batteries (LSBs). Toward overcoming these limitations, herein an in situ grown C2N@NbSe2 ...
  • Combinatorial and machine learning approaches for the analysis of Cu2ZnGeSe4: influence of the off-stoichiometry on defect formation and solar cell performance 

    Grau Luque, Enric; Anefnaf, Ikram; Benhaddou, Nada; Fonoll Rubio, Robert; Becerril Romero, Ignacio; Aazou, Safae; Saucedo Silva, Edgardo Ademar; Sekkat, Zouheir; Pérez Rodríguez, Alejandro; Izquierdo Roca, Víctor; Guc, Maxim (Royal Society of Chemistry (RSC), 2021-04-28)
    Article
    Open Access
    Solar cells based on quaternary kesterite compounds like Cu2ZnGeSe4 are complex systems where the variation of one parameter can result in changes in the whole system, and, as consequence, in the global performance of the ...
  • The effect of annealing temperature on Cu2ZnGeSe4 thin films and solar cells grown on transparent substrates 

    Ruiz Perona, Andrea; Sánchez González, Yudania; Guc, Maxim; Kodalle, Tim; Placidi, Marcel Jose; Merino Álvarez, José Manuel; Cabello, Fátima; García Pardo, Marina; León Macarrón, Máximo; Caballero Mesa, Raquel (2021-07-01)
    Article
    Open Access
    Semi-transparent solar cells are the next step for photovoltaics into our daily life. Over the last years, kesterite-type material has attracted a special attention to be used as an absorber in thin-film solar cells because ...
  • A metaheuristic optimization model for the inter-array layout planning of floating offshore wind farms 

    Lerch, Markus Jürgen; Prada Gil, Mikel de; Molins i Borrell, Climent (2021-10-01)
    Article
    Open Access
    This paper presents an adapted particle swarm optimization model for the electrical layout planning of floating offshore wind farms (FOWFs). A comprehensive model is considered by taking into account the entire wind turbine ...
  • Reversible fuel electrode supported solid oxide cells fabricated by aqueous multilayered tape casting 

    Bernadet, Lucile; Morales Comas, Miguel; Morata García, Alejandro; Torrell Faro, Marc; Tarancón Rubio, Albert (2021-01-28)
    Article
    Open Access
    Fuel electrode supported solid oxide cells (SOCs) have been developed on an industrial scale using the aqueous tape-casting technique. The NiO–yttria-stabilized zirconia Y2O3–ZrO2 (YSZ) fuel electrode and YSZ electrolyte ...

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