Now showing items 1-2 of 2

    • 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)
      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 ...
    • 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)
      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) ...