Materials Scientist and Triathlete

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Organic Photovoltaics

Showing 13 Result(s)

On the impact of selective donor:acceptor structural ordering in PBDB-T:ITIC organic solar cells

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X. Rodríguez-Martínez, S. Marina, A. Harillo-Baños, M. Campoy-Quiles and J. Martin, J. Mater. Chem. C, 2025, 13, 13776–13786. The bulk heterojunction (BHJ) is the standard configuration of the photoactive layer in single-junction organic solar cells. Therein, electron-rich (a donor polymer) and electron deficient (a small molecule acceptor) organic semiconductors are intimately blended to form a …

What Makes Thickness-Tolerant Organic Solar Cells?

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X. Rodríguez-Martínez, C. Tormann, M. Sanz-Lleó, B. Dörling, M. Gibert-Roca, A. Harillo-Baños, A. A. A. Torimtubun, E. Pascual-San-José, J. P. Jurado, L. López-Mir, M. Kemerink and M. Campoy-Quiles, Adv. Energy Mater., 2025, 2405735 Relatively thick-film organic photovoltaics (OPVs) are desirable to spark commercialization through mass-printing methods. Thickness-resilient donor:acceptor blends are, however, scarce and not fully …

Air Processing of Thick and Semitransparent Laminated Polymer:Non-Fullerene Acceptor Blends Introduces Asymmetric Current-Voltage Characteristics

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X. Rodríguez‐Martínez, P. Hartnagel, S. Riera‐Galindo, G. Beket, T. Österberg, F. Gao, T. Kirchartz and O. Inganäs, Adv. Funct. Mater., 2023, 2301192 Non-fullerene acceptors have recently revolutionized indoor organic photovoltaics (OPVs) with power conversion efficiencies exceeding 30% in laboratory scale. Nevertheless, transferring their superior performance to larger-scale prototyping, i.e., air-processing via roll-to-roll compatible techniques, still …

Laminated Organic Photovoltaic Modules for Agrivoltaics and Beyond: An Outdoor Stability Study of All-Polymer and Polymer:Small Molecule Blends

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X. Rodríguez‐Martínez, S. Riera‐Galindo, L. E. Aguirre, M. Campoy‐Quiles, H. Arwin and O. Inganäs, Adv. Funct. Mater., 2023, 33, 2213220 The integration of organic photovoltaic (OPV) modules on greenhouses is an encouraging practice to offset the energy demands of crop growth and provide extra functionality to dedicated farmland. Nevertheless, such OPV devices must meet certain …

Identifying structure-absorption relationships and predicting absorption strength of non-fullerene acceptors for organic photovoltaics

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J. Yan,* X. Rodríguez-Martínez,* D. Pearce, H. Douglas, D. Bili, M. Azzouzi, F. Eisner, A. Virbule, E. Rezasoltani, V. Belova, B. Dörling, S. Few, A. A. Szumska, X. Hou, G. Zhang, H.-L. Yip, M. Campoy-Quiles and J. Nelson, Energy Environ. Sci., 2022, 15, 2958–2973. * Both authors contributed equally to the work. Non-fullerene acceptors (NFAs) …

Matching electron transport layers with a non-halogenated and low synthetic complexity polymer:fullerene blend for efficient outdoor and indoor organic photovoltaics

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X. Rodríguez-Martínez, S. Riera-Galindo, J. Cong, T. Österberg, M. Campoy-Quiles and O. Inganäs, J. Mater. Chem. A, 2022, 10, 10768–10779. The desired attributes of organic photovoltaics (OPV) as a low cost and sustainable energy harvesting technology demand the use of non-chlorinated solvent processing for the photoactive layer (PAL) materials, preferably of low synthetic complexity (SC) …

Accelerating organic solar cell material’s discovery: high-throughput screening and big data

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X. Rodríguez-Martínez, E. Pascual-San-José and M. Campoy-Quiles, Energy Environ. Sci., 2021, 14, 3301–3322. The discovery of novel high-performing materials such as non-fullerene acceptors and low band gap donor polymers underlines the steady increase of record efficiencies in organic solar cells witnessed during the past years. Nowadays, the resulting catalogue of organic photovoltaic materials is becoming …

Predicting the photocurrent-composition dependence in organic solar cells

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X. Rodríguez-Martínez, E. Pascual-San-José, Z. Fei, M. Heeney, R. Guimerà and M. Campoy-Quiles, Energy Environ. Sci., 2021, 14, 986–994. The continuous development of improved non-fullerene acceptors and deeper knowledge of the fundamental mechanisms governing performance underpin the vertiginous increase in efficiency witnessed by organic photovoltaics. While the influence of parameters like film thickness and morphology …

Microfluidic‐Assisted Blade Coating of Compositional Libraries for Combinatorial Applications: The Case of Organic Photovoltaics

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X. Rodríguez‐Martínez, S. Sevim, X. Xu, C. Franco, P. Pamies‐Puig, L. Córcoles‐Guija, R. Rodriguez‐Trujillo, F. J. Campo, D. Rodriguez San Miguel, A. J. DeMello, S. Pané, D. B. Amabilino, O. Inganäs, J. Puigmartí‐Luis and M. Campoy‐Quiles, Adv. Energy Mater., 2020, 10, 2001308. Microfluidic technologies are highly adept at generating controllable compositional gradients in fluids, a …

Efficient Exploration of the Composition Space in Ternary Organic Solar Cells by Combining High‐Throughput Material Libraries and Hyperspectral Imaging

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A. Harillo‐Baños, X. Rodríguez‐Martínez and M. Campoy‐Quiles, Adv. Energy Mater., 2020, 10, 1902417. Organic solar cells based on ternary active layers can lead to higher power conversion efficiencies than corresponding binaries, and improved stability. The parameter space for optimization of multicomponent systems is considerably more complex than that of binaries, due to both, a larger …