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Tous, L. (author), Govaert, J. (author), Harrison, S. (author), Carrière, C. (author), Barth, V. (author), Giglia, V. (author), Buchholz, F. (author), Chen, N. (author), Halm, A. (author), Faes, A. (author), Nogay, G. (author), Quest, H. (author), Roessler, T. (author), Fellmeth, T. (author), Reinwand, D. (author), Stolzenburg, H. (author), Schindler, F. (author), Mittag, M. (author), Morlier, A. (author), Bokalic, M. (author), Brecl, K. (author), Kikelj, M. (author), Topic, M. (author), Kester, J.C.P. (author), Wendlandt, S. (author), Galiazzo, M. (author), Voltan, A. (author), Galbiati, G. (author), Ortiga, M.E. (author), Torregrosa, F. (author), Grimm, M. (author), Denafas, J. (author), Radavicius, T. (author), Lukinskas, P. (author), Savisalo, T. (author), Regrettier, T. (author), Gordon, I. (author)The EU crystalline silicon (c-Si) PV manufacturing industry has faced strong foreign competition in the last decade. To strive in this competitive environment and differentiate itself from the competition, the EU c-Si PV manufacturing industry needs to (1) focus on highly performing c-Si PV technologies, (2) include sustainability by design, and...article 2023
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Singh, M. (author), Datta, K. (author), Amarnath, A. (author), Wagner, F. (author), Zhao, Y. (author), Yang, G. (author), Bracesco, A. (author), Phung, N. (author), Zhang, D. (author), Zardetto, V. (author), Najafi, M. (author), Veenstra, S.C. (author), Coletti, G. (author), Mazzarella, L. (author), Creatore, M. (author), Wienk, M.M. (author), Janssen, R.A.J. (author), Weeber, A.W. (author), Zeman, M. (author), Isabella, O. (author)Single junction crystalline silicon (c-Si) solar cells are reaching their practical efficiency limit whereas perovskite/c-Si tandem solar cells have achieved efficiencies above the theoretical limit of single junction c-Si solar cells. Next to low-thermal budget silicon heterojunction architecture, high-thermal budget carrier-selective...article 2023
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Datta, K. (author), Wang, J. (author), Zhang, D. (author), Zardetto, V. (author), Remmerswaal, W.H.M. (author), Weijtens, C.H.L. (author), Wienk, M.M. (author), Janssen, R.A.J. (author)Perovskite-based multijunction solar cells are a potentially cost-effective technology that can help surpass the efficiency limits of single-junction devices. However, both mixed-halide wide-bandgap perovskites and lead-tin narrow-bandgap perovskites suffer from non-radiative recombination due to the formation of bulk traps and interfacial...article 2022
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Theelen, M. (author), Broos, R.J.P. (author), Hovestad, A. (author)The degradation mechanisms of the molybdenum (Mo) back contact for Cu(In,Ga)Se2 solar cells in the presence of atmospheric species have been investigated. Mo/MoSe2 films on glass were immersed in water purged with the gases oxygen (O2), nitrogen (N2), carbon dioxide (CO2), air, in non-purged water, and exposed to air. It was found that the...article 2022
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Aghaei, M. (author), Fairbrother, A. (author), Gok, A. (author), Ahmad, S. (author), Kazim, S. (author), Lobato, K. (author), Oreski, G. (author), Reinders, A. (author), Schmitz, J. (author), Theelen, M.A.H. (author), Yilmaz, P. (author), Kettle, J. (author)The degradation of photovoltaic (PV) systems is one of the key factors to address in order to reduce the cost of the electricity produced by increasing the operational lifetime of PV systems. To reduce the degradation, it is imperative to know the degradation and failure phenomena. This review article has been prepared to present an overview of...article 2022
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Phung, N. (author), van Helvoirt, C. (author), Beyer, W. (author), Anker, J. (author), Naber, R.C.G. (author), Renes, M. (author), Kessels, W.M.M. (author), Geerligs, L.J. (author), Creatore, M. (author), Macco, B. (author)In recent years, passivating contacts based on SiO2/poly-Si have proven to be an enabling technology for Si solar cells. Effective hydrogenation of the interfacial SiO2 is vital for realizing efficient contacts. Hydrogen-rich dielectrics, such as SiNx and Al2O3, are commonly employed for hydrogenation, whereas also recently, n-type conductive...article 2022
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Tulus, (author), Muscarella, L.A. (author), Galagan, Y. (author), Boehme, S.C. (author), von Hauff, E. (author)In this study, we quantify the impact of C60-passivation layers in Cs0.15FA0.85PbI2.75Br0.25 double-cation perovskite solar cells. We apply a combination of impedance spectroscopy, photoluminescence (PL) spectroscopy, and X-ray diffraction (XRD) to identify the origin for the increase in power conversion efficiencies and operational stability...article 2022
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Datta, K. (author), Branco, B. (author), Zhao, Y. (author), Zardetto, V. (author), Phung, N. (author), Bracesco, A. (author), Mazzarella, L. (author), Wienk, M.M. (author), Creatore, M. (author), Isabella, O. (author), Janssen, R.A.J. (author)Solar-assisted water electrolysis is a promising technology for storing the energy of incident solar irradiation into hydrogen as a fuel. Here, an integrated continuous flow electrochemical reactor coupled to a monolithic perovskite-silicon tandem solar cell is demonstrated that provides light-driven electrochemical solar-to-hydrogen conversion...article 2022
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Lucarelli, G. (author), de Rossi, F. (author), Taheri, B. (author), Brown, T.M. (author), Brunetti, F. (author)Flexible perovskite solar cells (PSC) represent a viable technology for applications requiring high power-to-weight ratios, seamless integration onto a variety of shapes, and low embedded energy. Strategies to boost the performance of flexible PSC, which still lag behind their rigid counterparts, include passivation of the perovskite surface...article 2022
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Feleki, B.T. (author), Bouwer, R.K.M. (author), Zardetto, V. (author), Wienk, M.M. (author), Janssen, R.A.J. (author)An efficient substrate-configuration p-i-n metal-halide perovskite solar cell (PSC) is fabricated on a polymer-coated steel substrate. The optimized cell employs a Ti bottom electrode coated with a thin indium tin oxide (ITO) interlayer covered with a self-assembled [2-(9H-carbazol-9-yl)ethyl]phosphonic acid monolayer as a hole-selective contact...article 2022
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Hernández-Balaguera, E. (author), Romero, B. (author), Najafi, M. (author), Galagan, Y. (author)Interface engineering has become one of the most important research strategies to harness the full potential of perovskite solar cells. Photovoltaic community seems to herald the imminent development of 30% efficient perovskite devices with competitive lifetimes, subject, among other aspects, to clarify “what happens under the interfaces.” One...article 2022
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Ruiz-Preciado, M.A. (author), Gota, F. (author), Fassl, P. (author), Hossain, I.M. (author), Singh, R. (author), Laufer, F. (author), Schackmar, F. (author), Feeney, T. (author), Farag, A. (author), Allegro, I. (author), Hu, H. (author), Gharibzadeh, S. (author), Nejand, B.A. (author), Gevaerts, V.S. (author), Simor, M. (author), Bolt, P.J. (author), Paetzold, U.W. (author)Monolithic two-terminal (2T) perovskite/CuInSe2 (CIS) tandem solar cells (TSCs) combine the promise of an efficient tandem photovoltaic (PV) technology with the simplicity of an all-thin-film device architecture that is compatible with flexible and lightweight PV. In this work, we present the first-ever 2T perovskite/CIS TSC with a power...article 2022
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Zhang, D. (author), Datta, K. (author), Zardetto, V. (author), Veenstra, S. (author), Coletti, G. (author), Janssen, R.A.J. (author)Recently perovskite/crystalline Si (cSi) tandem cells draw considerable attention because their high efficiency can reduce the levelized cost of electricity and increase the power density of photovoltaics (PVs) to accelerate the energy transition. While the theoretical limits for tandem cells are well known, the practical limits are less clear....article 2022
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de Amorim Soares, G. (author), Carolus, J. (author), Daenen, M. (author), Masolin, A. (author), Birrenbach, T. (author), Gerber, A. (author), Wrigley, A. (author), Henzel, J. (author), Roosen, D. (author), Meuris, M. (author), Theelen, M.J. (author)A round robin test was carried out in four PV laboratories to compare accelerated lifetime testing. Twenty commercial non-packaged CIGS solar cells of similar performance were spread and exposed to damp heat con-ditions (85 ◦C and 85% RH) for approximately 500 h. Their JV performance was monitored during the damp heat exposure. After the test,...article 2021
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Yamaguchi, S. (author), van Aken, B.B. (author), Stodolny, M.K. (author), Loffler, J. (author), Masuda, A. (author), Ohdaira, K. (author)System voltages can cause significant degradation in photovoltaic modules. Polarization-type potential-induced degradation (PID) is accompanied by decreases in the short-circuit current density and the open-circuit voltage. The system voltage causes a polarization and surface charge accumulation, increasing the interface recombination. The...article 2021
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Gawlinska-Necek, K. (author), Socha, R.P. (author), Balawender, P. (author), Stodolny, M.K. (author), van Aken, B.B. (author), Starowicz, Z. (author), Panek, P. (author)In this article, we present the results of aging tests of silicon photovoltaic modules with a copper-containing electrode deposited in one-step screen printing method. For front metallization, a mixture of commercial silver paste with copper filler was used, where copper constituted 30% of total paste volume. The filler is based on copper...article 2021
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- Sen, M. (author), Bronsveld, P.C.P. (author), Weeber, A.W. (author) article 2021
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Smirnov, Y. (author), Schmengler, L. (author), Kuik, R. (author), Repecaud, P.A. (author), Najafi, M. (author), Zhang, D. (author), Theelen, M. (author), Aydin, E. (author), Veenstra, S. (author), de Wolf, S. (author), Morales-Masis, M. (author)Sputtered transparent conducting oxides (TCOs) are widely accepted transparent electrodes for several types of high-efficiency solar cells. However, the different sputtering yield of atoms makes stoichiometric transfer of target material challenging for multi-compounds. Additionally, the high kinetic energies of the arriving species may damage...article 2021
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Sinapis, K. (author), Rooijakkers, T.T.H. (author), Bubi, R.P. (author), Sark, W.G.J.H.M. (author)Partial shading is widely considered to be a limiting factor in the performance of photovoltaic (PV) systems applied in urban environments. Modern system architectures combined with per module deployment of power electronics have been used to improve performance especially at heterogeneous irradiance conditions. In this work another approach is...article 2021
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López-González, M.C. (author), Del Pozo, G. (author), Martín-Martín, D. (author), Muñoz-Díaz, L. (author), Pérez-Martínez, J.C. (author), Hernández-Balaguera, E. (author), Arredondo, B. (author), Galagan, Y. (author), Najafi, M. (author), Romero B., (author)Perovskite solar cells (PSCs) have become very popular due to the high efficiencies achieved. Nevertheless, one of the main challenges for their commercialization is to solve their instability issues. A thorough understanding of the processes taking place in the device is key for the development of this technology. Herein, J-V measurements have...article 2021