Showing 7 Result(s)

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

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

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

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

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

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 …

Blade coated P3HT: non-fullerene acceptor solar cells: a high-throughput parameter study with a focus on up-scalability

E. Pascual-San-José, X. Rodríguez-Martínez, R. Adel-Abdelaleim, M. Stella, E. Martínez-Ferrero and M. Campoy-Quiles, J. Mater. Chem. A, 2019, 7, 20369–20382. Combining non-fullerene acceptors (NFAs) with novel low band gap polymers has led to very promising performances. However, research on donors that can reduce the performance–cost gap, such as poly(3-hexylthiophene) (P3HT), can play an instrumental role …

High‐Throughput Multiparametric Screening of Solution Processed Bulk Heterojunction Solar Cells

A. Sánchez-Díaz, X. Rodríguez-Martínez, L. Córcoles-Guija, G. Mora-Martín and M. Campoy-Quiles, Adv. Electron. Mater., 2018, 4, 1700477. One of the major bottlenecks in the development of organic photovoltaics is the time needed to evaluate each material system. This time ranges from weeks to months if different variables such as blend composition, thickness, annealing, and additives …