Catalytic Hydrogen Production from Hydrocarbon Reforming

Catalytic hydrogen production from hydrocarbon reforming encompasses a suite of high‐temperature processes designed to convert methane and other light hydrocarbons into hydrogen and carbon monoxide mixtures (syngas). The principal routes are steam methane reforming (SMR), dry reforming of methane (DRM), partial oxidation and autothermal reforming. In SMR, methane reacts with steam over nickel‐based or precious‐metal catalysts at 700–900 °C to yield hydrogen and carbon monoxide, which may be further shifted to increase H₂ yield. DRM employs carbon dioxide as oxidant, offering carbon-neutral syngas production but requiring robust catalysts to resist coke deposition. Partial oxidation uses controlled oxygen supply to drive exothermic oxidation and endothermic reforming concurrently, facilitating integration with downstream fuel-cell systems. Autothermal reforming combines steam and oxygen feedstocks to achieve internal thermal balance and reduces external heat input. Advances in catalyst formulation, reactor design and process integration have improved energy efficiency, selectivity and long-term stability. Global demand for low‐carbon hydrogen and the drive towards decarbonisation have cemented reforming technologies as critical bridges to a sustainable hydrogen economy, with applications spanning ammonia synthesis, fuel-cell vehicles and industrial power generation.

Research from Nature Portfolio

Recent studies have demonstrated that isolating active metal atoms on oxide supports can dramatically enhance catalyst stability and resistance to carbon fouling. In one seminal work, atomically dispersed nickel sites stabilised on doped hydroxyapatite exhibited intrinsic coke resistance during dry methane reforming. Experimental and computational analyses revealed that single nickel atoms activate only the initial C–H bond in methane, suppressing deeper decomposition pathways that lead to carbon deposition. This platform has opened new directions in the engineering of earth-abundant catalysts for scalable CO₂-utilising reforming processes, offering pathways to mitigate both greenhouse gases through simultaneous CH₄ and CO₂ conversion.

Catalytic Hydrogen Production from Hydrocarbon Reforming publication trend

The graph below shows the total number of articles in catalytic hydrogen production from hydrocarbon reforming across all publications each year (not limited to Nature Index journals).

Technical terms

Steam methane reforming (SMR): Endothermic reaction of CH₄ with H₂O over a catalyst to produce H₂ and CO.

Dry reforming of methane (DRM): Reaction of CH₄ with CO₂ to yield syngas, offering CO₂ utilisation but prone to carbon deposition.

Partial oxidation: Controlled oxidation of hydrocarbons with sub-stoichiometric O₂ to generate H₂ and CO while releasing heat.

Autothermal reforming: Combined use of steam and oxygen feeds to balance endothermic and exothermic reactions, minimising external heating.

Syngas: Mixture of hydrogen and carbon monoxide used as a chemical intermediate for fuels and chemicals.

Coke deposition: Accumulation of carbonaceous species on catalyst surfaces leading to activity loss and pore blockage.

References

1. Ni-based bimetallic heterogeneous catalysts for energy and environmental applications. Energy & Environmental Science (2016).
2. Atomically dispersed nickel as coke-resistant active sites for methane dry reforming. Nature Communications (2019).
3. Advances in reforming and partial oxidation of hydrocarbons for hydrogen production and fuel cell applications. Renewable and Sustainable Energy Reviews (2018).
4. Chemical CO2 recycling via dry and bi reforming of methane using Ni-Sn/Al2O3 and Ni-Sn/CeO2-Al2O3 catalysts. Applied Catalysis B Environment and Energy (2018).