Accelerating Perovskite Discovery with Machine Learning

May 27, 2024 12:23 PM ET
  • Revolutionizing solar energy with machine learning: EPFL researchers discover high-efficiency perovskite materials for cost-effective solar panels.
Accelerating Perovskite Discovery with Machine Learning

Researchers at EPFL, Shanghai University, and Université catholique de Louvain have developed a method using machine learning to quickly discover new perovskite materials for solar cells. The project, led by EPFL's Haiyuan Wang and Alfredo Pasquarello, combines advanced computational techniques with machine learning to search for optimal materials for photovoltaic applications. This approach could lead to more efficient and cost-effective solar panels, revolutionizing the solar industry.

The researchers created a dataset of band-gap values for 246 perovskite materials using dielectric-dependent hybrid functionals, which improved the accuracy of predictions compared to standard methods. They then used this dataset to train a machine-learning model to identify 14 new perovskites with high band gaps and stability, making them excellent candidates for high-efficiency solar cells. This research demonstrates the potential of machine learning to accelerate the discovery of new photovoltaic materials, ultimately reducing costs and advancing the adoption of solar energy to combat climate change.

How is machine learning revolutionizing the discovery of new solar cell materials?

  • Machine learning is revolutionizing the discovery of new solar cell materials by combining advanced computational techniques with data analysis to quickly identify optimal materials for photovoltaic applications.
  • Researchers at EPFL, Shanghai University, and Université catholique de Louvain developed a method using machine learning to search for new perovskite materials for solar cells, leading to more efficient and cost-effective solar panels.
  • The project led by EPFL's Haiyuan Wang and Alfredo Pasquarello utilized a dataset of band-gap values for 246 perovskite materials to train a machine-learning model to identify 14 new perovskites with high band gaps and stability, making them excellent candidates for high-efficiency solar cells.
  • This research showcases the potential of machine learning to accelerate the discovery of new photovoltaic materials, ultimately reducing costs and advancing the adoption of solar energy to combat climate change.

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