Chinese Researchers Achieve World Record 24.0% Efficiency for Large-Area Perovskite Solar Module

September 13, 2026

The Cool Down (citing PV Magazine, Renshine Solar) China

Overview

A research team led by Nanjing University and Renshine Solar in China has achieved a certified world-record efficiency of 24.0% for a large-area perovskite solar module, measuring 810 cm². This breakthrough was realized through a novel passivation strategy employing chemically stable lead carboxylate passivators, which significantly improved charge-carrier transport and device durability. This achievement represents a major step towards commercializing high-performance, large-scale perovskite solar technology.

In Depth

Background

Perovskite solar cells have rapidly advanced in laboratory-scale efficiencies, but scaling these high performances to larger modules, which is essential for commercial viability, remains a significant challenge. Enhancing both efficiency and stability in large-area devices is crucial for their widespread adoption.

Key Findings

A collaborative research team, spearheaded by Nanjing University in China and involving perovskite specialist Renshine Solar, has successfully set a new world record for large-area perovskite solar modules. They achieved a certified power conversion efficiency of 24.0% for a module measuring an impressive 810 cm². This milestone is particularly noteworthy because it demonstrates that high efficiencies are not confined to small laboratory cells but can be scaled up to commercially relevant sizes.

The key to this record-breaking performance was the implementation of an innovative passivation strategy. The researchers utilized chemically stable lead carboxylate passivators, which effectively mitigate defects at the perovskite interfaces. This passivation technique played a dual role: it significantly improved the efficiency of charge-carrier transport within the module and substantially enhanced its overall durability, addressing critical stability concerns associated with perovskite technology.

Significance & Outlook

This achievement, cited by The Cool Down (referencing PV Magazine and Renshine Solar), marks a pivotal moment for the perovskite solar industry. The successful demonstration of 24.0% efficiency on a large-area module brings perovskite technology closer to competing with conventional silicon solar panels in terms of both performance and scale. Improved durability through advanced passivation strategies also bodes well for the long-term reliability required for commercial deployment. This breakthrough is expected to accelerate the industrialization of perovskite solar cells, opening new avenues for large-scale solar power generation and diverse applications, and reinforcing China’s leadership in advanced photovoltaic research.

Source: https://vertexaisearch.cloud.google.com/grounding-api-redirect/AUZIYQEo9LzpTlWWH2HnnfVsGGw9z2cx8vdMioSqk4fev2UXt4veHW7HGXGLMtxIZWuBnoNewKafCzLTzwc2FE9NskN5TjLgQS9FhPnip5G3QuNfDhP2BaYyeNPOufFezRbMg3WDzStFbhJlYk1eXmd_daUpkCgHaL07SUJ5UwBwD9FcPwxoW9ygdNz1gW3c0HcHyBF0fm-Lb8oZP8A=

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