Sustainable Water · Air · Chemicals for Harmonious Habitation

We build chemical & material technologies for clean air, clean water & clean chemicals, turning decarbonisation science into deployable solutions.

The lab, April 2026

2025
Founded
12
Team members
2
Papers from the lab
3570+
Citations (Sayan)
Led by

Sayan Kar

Assistant Professor · Dept. of Sustainable Energy Engineering, IIT Kanpur

Sayan completed his integrated BS-MS in chemistry at IIT Kanpur (2015), his PhD with Prof Surya Prakash and Prof George Olah at USC (Methanol Economy), and postdocs with Prof David Milstein at the Weizmann Institute (sustainable catalysis) and Prof Erwin Reisner at Cambridge (solar air-to-fuel). He joined IIT Kanpur as Assistant Professor in April 2025.

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What we do

Chemical and material solutions across four connected research themes.

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🌬️

Renewables-Powered Carbon Capture

Novel adsorbents and solar/electro-driven processes that cut the energy cost of capturing CO2 from air and flue gas.

⚡

Waste-to-Fuel

Converting CO2 and waste feedstocks into clean, storable liquid and gaseous fuels.

⚗️

Next-Generation Catalysis

Novel catalyst design and reaction engineering for selective, energy-efficient chemical conversion.

In collaboration with
Prof Erwin ReisnerUniversity of Cambridge
Prof David MilsteinWeizmann Institute of Science
Prof G. K. Surya PrakashUniversity of Southern California

Latest news

Recent milestones from the group.

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Aug 2026
We welcome Kumar Shashwat as a PhD student.
Aug 2026
We welcome Kuldip Singh, who joins the group as a Senior Project Scientist.
Jul 2026
Sudipta Nayak's review on solar-driven carbon capture strategies is now published in EES Solar, and selected as a Hot Article! Read →
We're hiring

Join a lab building real-world decarbonisation technology

PhD and postdoc positions are open in organometallic catalysis and solar-driven water remediation, with Master's projects across all our research.

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“My experience with the group was truly enriching and memorable, thanks to the excellent guidance of my mentor, Dr. Sayan Kar, and co-mentor, Dr. Raina Sharma, and a friendly, collaborative team around them. This internship gave me valuable hands-on experience in carbon capture research, laboratory techniques, and scientific thinking.”

Sachin Verma · Summer Intern
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