Heteroatom doped CNT-based catalyst for electrochemical reduction of CO₂ is a product that can be used in electrochemical reactors and electrolyzer stacks that converts carbon dioxide electrochemically to other products such as CO. This electrocatalyst product demonstrated excellent selectivity towards CO generation with efficiencies greater than 95% and has been one of the top performing catalyst for this purpose in the published literature.

Surface characterization and electrochemical performance related information for this electrochemical reduction of CO₂ catalyst product are given below.

Surface Characterization:

TEM, HR-TEM and HAADF-STEM images for this catalyst product are given below: a) TEM image with resolution scale set to 500nm, b) High resolution TEM image of this catalyst product with resolution scale set to 10nm, c) HAADF-STEM images and elemental mapping images of (d) Iron or Fe, (e) Nickel or Ni, (f) Nitrogen or N, (g) Carbon or C, and (h) Oxygen or O. These images are courtesy of publication by Ying Li et al. 2023.

Electrochemical Characterization (CO2RR Performance Evaluation) in a Traditional H-Cell:

The CO2RR performance of this catalyst product in a traditional H-cell is given below (blue colored curves). The following charts provides the Faradaic efficiency of CO generation as a function of potential, current density as a function of potential, and CO current density as a function of potential. These images are courtesy of paper published by Ying Li et al. 2023.

Electrochemical Characterization (CO2RR Performance Evaluation) in a Flow-Thru Cell:

Product selectivity of this CO2RR catalyst is given in the graphs below. Faradaic efficiency as a function of current density and cathode potential at different CO2 backpressure values demonstrate that this catalyst product has extremely high selectivity for CO generation from the electrochemical reduction of CO2. These images are courtesy of paper published by Ying Li et al. 2023.

The following performance graphs provides the Faradaic efficiency of generated CO and H2 as a function of CO2 pressure and Faradaic efficiency of CO as function CO2 pressure and type of cathode catalyst used. These results demonstrate that this catalyst has excellent selectivity for CO generation and has superb longevity. These images are courtesy of paper published by Ying Li et al. 2023.

Demonstration of the Consistency in the Electrochemical Performance for the Scalability of the Production:

The following graphs demonstrates the consistency of catalyst production method used for the manufacturing of this catalyst at different production quantities and the scalability of the production process without impacting the final performance.

Relevant Scientific Literature For This Product:

The publication by Ying Li et al. entitled "Facile and Scalable Synthesis of Metal- and Nitrogen-Doped Carbon Nanotubes for Efficient Electrochemical CO2 Reduction" (ACS Sustainable Chem. Eng. 2023, 11, 18, 7231–7243) is an excellent source.

Licensing Statement:

This "Heteroatom doped CNT-based catalyst for electrochemical reduction of CO₂" product has been offered through Fuel Cell Store to the researchers and it has been licensed by The Texas A&M University System, an agency of the State of Texas, with principal offices in College Station, Texas and under Patent Rights (invention number TAMUS 5999, entitled "Scalable Synthesis of Heteroatom Doped Carbon Nanotubes for Electrochemical Carbon Dioxide Reduction" to Trygve Enterprises LLC (DBA Fuel Cell Store, Licensee). This stated license is a non-exclusive license.

This product is sold for investigational use only and no other rights are granted or implied, provided "as is" without any warranty or guarantee.

A typical lead time of 3-5 days is expected for this product.