Lightfuel® employs Nanoptek’s disruptive photoanodes to produce hydrogen from sunlight with sector-leading 25% solar-to-hydrogen (STH) device conversion efficiency—Enabling H2 mobility, nearly lossless storage of renewable power, and off-pipeline manufacturing.
Our News—
> Â National Academy of Engineering Elects Nanoptek CEO John M. Guerra
>Â Joseph P. Bartlett Joins Nanoptek’s Board of Directors
>Â Lightfuel is a Partner in NYSERDA’s Northeast Hydrogen Hub
> Â ENGIE and Nanoptek Reveal Development Agreement
>Â Nanoptek Celebrates 20 Years!
> Â Lightfuel Wins Appeal, U.S.P.T.O. Issues U.S. Pat. No. 10,916,674Â
>Â Toyota Motor Europe and ENGIE Partner with Lightfuel for SUN-to-X Project in EU (November 1, 2020)
> Â Lightfuel and Shandong SMT Thermoplastic Piping System Co., LTD Sign MoU in Dongying (November 2019)
>Â Â U.S.-China CleanTech Center Selects Lightfuel for CleanTech Business Delegation to China (November 2019)
>Â Â Lightfuel’s President Announces 25% Solar-to-Hydrogen (STH%) Efficiency in China (November, 2019)
> Â CEO John Guerra is Invited Speaker at U.S. Hydrogen and Fuel Cells Conference (July 2019)
> Â The Solar Impulse Foundation World Alliance for Efficient Solutions accepts Lightfuel as Member (August, 2018)
>Â Â EPO Grants EU Patent No. 2289108 to Nanoptek (May, 2017)
> Â Dr. Amol Chandekar Joins LightFuel as Vice President of R&DÂ (2016)
> Â N.A.S.A. Selects Nanoptek for its 2016 SpinOff Publication (2016)
> Â Nanoptek Announces dba Name Change to LightFuel (2016)
Lightfuel is a member of the Sun-to-X Consortium. Nanoptek is a Founding Member of the Massachusetts Hydrogen Coalition (MHC),
and a member of the Northeast Electrochemical Energy Storage Cluster (NEESC)











































