Carbon Electrode Endows High-Efficiency Perovskite Photovoltaics Affordable, Fully Printable, and Durable

Perovskite photovoltaics have witnessed overwhelming success over the past decade. Carbon-based perovskite solar cells (C-PSCs), using carbon materials as electrodes, make the perovskite photovoltaics more attractive than ever. Since its first launch in 2013, the development of state-of-the-art C-PSCs has made remarkable achievements in various aspects. Herein, the recent ground-breaking advancement of C-PSCs has been summarized, with a particular focus on highlighting the unique advantages of carbon electrodes that enable perovskite photovoltaics affordable, fully printable, and durable. Limitations and challenges associated with C-PSCs are discussed. An insightful perspective regarding future research directions is provided, revolutionizing the pathway toward new-generation photovoltaics and optoelectronics.