Lewis Research Group

Solar Fuels

Solar fuels logo by Kimberly




The Lewis Group at Caltech.


The Lewis Group is developing solar fuels technologies, discovering new semiconductors and catalysts, controlling the growth and surfaces of semiconductors, integrating components into working photoelectrochemical cells, and developing inexpensive low-power vapor sensors.

Recent News


22 June 2017: Prof. Nate Lewis is interviewed for Take Two on KPCC about why solar panels are less efficient in extreme heat environments. Listen to the interview

2 June 2017: Prof. Nate Lewis is interviewed for the Innovation Hub program on WGBH. Listen to the interview highlighting the process of making fuels from sunlight.

14 March 2017:  Prof. Nate Lewis and group members are featured on Bill Gates’ blog following a visit to our labs last Fall.  Read the blogpost and watch the video

20 October 2016:  Bill Gates visits Caltech and the Lewis Group labs.  Read the article

24 September 2016: Prof. Nate Lewis is interviewed by Leonard Zane about Affordable Alternative Energy and Solar Fuels for the Science Solutions program on KGEM-TV. Watch the interview

24 August 2016: Midwest Energy News interviews Prof. Nate Lewis and reports on the current status of solar fuels research. Read the article

22 August 2016: Chicago Tribune highlights the recently published work in solar fuels at UIC with comments from Prof. Nate Lewis. Read the article

15 June 2016: Prof. Nate Lewis testifies at a hearing of the U.S. House of Representatives Committee of Science, Space, and Technology Subcommittee on Energy on the topic of Innovation in Solar Fuels, Electricity Storage, and Advanced Materials. Watch video

09 June 2016:  Nature Energy highlights Lewis Group research on efficient water-splitting devices incorporating bipolar membranes. Read the highlight

29 February 2016: Lewis Group solar fuels research was highlighted by Bill Gates during an interview with Scientific American.

22 January 2016: “Research Opportunities to Advance Solar Energy Utilization” published in the journal Science.

Personnel News

15 February 2017:  Congratulations to Dr. Josh Wiensch for his successful thesis defense!

12 January 2017:  Congratulations to Dr. Fadl Saadi for his successful thesis defense!

24 October 2016:  Congratulations to Dr. Nicolas Batara for his successful thesis defense!

17 October 2016:  Congratulations to Dr. Noah Plymale for his successful thesis defense!

1 June 2016: Congratulations to Dr. Mita Dasog on starting as an Asst. Prof. in the Department of Chemistry at Dalhousie University. Website

23 May 2016: Congratulations to Dr. Amanda Shing on her successful thesis defense!

11 January 2016: Congratulations to Dr. Adam C. Nielander on his successful thesis defense!

23 November 2015: Congratulations to Dr. Matthew R. Shaner on his successful thesis defense!

8 November 2015: NateFest 60 was a smashing success. Share your memories with us! Upload Here