ART-PV India's Tandem Solar Cells: A Leap Beyond Silicon Efficiency
Discover ART-PV India's groundbreaking tandem solar cells, achieving 29.8% efficiency, and explore their potential to revolutionize the solar industry in 2026.
LazyFounders

30 SEC SUMMARY
ART-PV India, led by Professor Dinesh Kabra from IIT Bombay, has developed tandem solar cells that boast a 29.8% conversion efficiency, surpassing traditional silicon cells. With government and industry support, the company aims to commercialize this technology, potentially transforming the solar energy market in 2026.
TABLE OF CONTENTS
KEY HIGHLIGHTS
- ART-PV India achieves 29.8% efficiency with tandem solar cells.
- Government and industry partnerships aim to commercialize the technology.
- The company has a state-of-the-art facility at IIT Bombay.
- Challenges remain in scaling up and ensuring durability.
Introduction to ART-PV India
Advanced Renewable Tandem-Photovoltaics India Private Limited, commonly known as ART-PV India, is a pioneering startup focused on tandem solar cells. Incubated at IIT Bombay, the company is led by Professor Dinesh Kabra, a renowned expert from IIT Bombay's National Centre for Photovoltaic Research and Education.
Technology Behind Tandem Solar Cells
Tandem solar cells represent a significant advancement over traditional silicon cells. By stacking a second layer of perovskite material on top of silicon, ART-PV India's cells capture wavelengths that silicon alone cannot efficiently absorb. This innovation results in a two-terminal monolithic silicon and CdTe-perovskite tandem cell with a remarkable 29.8% conversion efficiency.
Government and Industry Support
ART-PV India has received substantial backing from both the government and industry. The Ministry of New and Renewable Energy has allocated $10 million for a pilot manufacturing facility at IIT Bombay. Additionally, partnerships with First Solar and Waaree, two major players in the solar industry, provide preferential licensing rights and further support the company's mission to commercialize this technology.
Facilities and Capabilities
The company operates out of a 5,000 sq ft ISO 7 cleanroom within IIT Bombay's research park. This facility is equipped with advanced fabrication, characterisation, and simulation tools, giving ART-PV India a significant advantage in developing and testing their innovative solar cells.
Challenges and Future Prospects
While the efficiency of ART-PV India's tandem cells is impressive, challenges remain. Perovskite's degradation under heat, moisture, and UV light poses a significant hurdle. The company has yet to publish a production timeline, module-level efficiency figures, durability results, or commercial products. However, with continued research and development, these tandem solar cells could play a crucial role in the future of solar energy.
FAQs
What is the efficiency of ART-PV India's tandem solar cells?
ART-PV India's tandem solar cells have achieved a 29.8% conversion efficiency, significantly surpassing traditional silicon cells.
What support does ART-PV India receive from the government?
The Ministry of New and Renewable Energy has funded a $10 million pilot manufacturing facility at IIT Bombay.
Are there any industry partnerships for ART-PV India?
Yes, partnerships with First Solar and Waaree provide preferential licensing rights and support for commercialization efforts.
Conclusion
ART-PV India's tandem solar cells represent a promising step forward in solar technology, with the potential to revolutionize the industry. While challenges remain, the company's innovative approach and strong support network position it well for future success.
Call to Action
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Sources
This story is an original summary and analysis written by LazyFounders from the reporting listed above. Facts are attributed to their original publishers; sections marked as analysis are LazyFounders's opinion. Where a source is in another language, facts were machine-translated and quotations are reported, not reproduced. Read the original coverage via the links.


