Recent Advances in Nanostructured Catalysts for Hydrogen Production

A special issue of Catalysts (ISSN 2073-4344). This special issue belongs to the section "Industrial Catalysis".

Deadline for manuscript submissions: 30 April 2026 | Viewed by 598

Special Issue Editor


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Guest Editor
Department of Chemical Engineering, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia
Interests: hydrogen energy; carrier & storage; interfacial activity; metal nanoclusters; greenhouse gas mitigation
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Special Issue Information

Dear Colleagues,

Hydrogen has the potential to become a popular fuel source due to the environmental friendliness of its use, facilitating the achievement of existing net-zero emissions goals. Today, the energy sector is transforming, largely due to the introduction of the concept of hydrogen economy. However, choosing to utilize hydrogen production technology is a key factor in determining the real environmental friendliness of its use. In fact, the cost of hydrogen production is lower compared to that of fossil raw materials, but the environmental impact of the latter is far greater than that of hydrogen produced from water or biomass. However, as hydrogen is a significantly less dense fuel, its storage and transport are inefficient. Hence, hydrogen production and storage, as well as transport and utilization, with insignificant environmental repercussions, have gained attention among the scientific community in recent years. Hydrogen has found its utilization in the transport sector, e.g., in vehicles, and in stationary applications such as industrial and domestic power generation.

The catalytic steam reforming of methane still remains an existing commercial source of hydrogen production with respect to technological development as well as economic perspectives. However, water electrolysis, biomass pyrolysis, and methane splitting are processes that generate high-purity hydrogen. Keeping in mind the need for pure hydrogen, this Special Issue is focused on, but not limited to, inviting original research articles, communications, perspectives, and review articles aimed at exploring the following topics:

  1. Recent advancements in pure hydrogen production processes;
  2. Economic aspects of pure hydrogen production;
  3. The role of theoretical simulations, artificial intelligence, and machine learning in pure-hydrogen production;
  4. Novel nanomaterial-based heterogeneous catalysts.

Dr. Wasim Ullah Khan
Guest Editor

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Keywords

  • hydrogen
  • net-zero carbon footprint
  • climate change
  • water electrolysis
  • biomass
  • ammonia splitting
  • methane splitting
  • thermolysis
  • heterogeneous catalysts
  • circular economy

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Published Papers (1 paper)

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Research

20 pages, 3240 KB  
Article
Optimizing Gadolinium Promoted SBA-16 Supported Ni-Catalysts for Syngas Production via Dry Reforming of Methane
by Ebtisam Ali Alghamdi, Ghzzai Almutairi, Wasim Ullah Khan, Salwa B. Alreshaidan, Omalsad H. Odhah, Ahmed A. Bhran, Rashid Mehmood, Mohammed O. Bayazed, Ahmed A. Ibrahim and Ahmed S. Al-Fatesh
Catalysts 2025, 15(10), 966; https://doi.org/10.3390/catal15100966 - 9 Oct 2025
Viewed by 372
Abstract
The reforming of methane using carbon dioxide, also known as dry reforming (DRM), is an environmentally benign method that utilizes greenhouse gases (methane and carbon dioxide) to produce a mixture of carbon monoxide and hydrogen. This study evaluated the catalytic performance of nickel-based [...] Read more.
The reforming of methane using carbon dioxide, also known as dry reforming (DRM), is an environmentally benign method that utilizes greenhouse gases (methane and carbon dioxide) to produce a mixture of carbon monoxide and hydrogen. This study evaluated the catalytic performance of nickel-based catalysts supported over SBA-16 (5Ni/SBA-16) promoted with 0.5 to 3 wt% of gadolinium (Gd). The characterization results of the catalysts, including textural properties, crystallite size, reducibility, morphology, acidity/basicity, and carbon deposition, facilitated the understanding of the insights of catalytic activity and stability performance of these catalysts. The incorporation of a suitable amount (1 wt%) of Gd promoter had a significant impact on the activity, resulting in the highest CH4 and CO2 conversions 69 and 78%, respectively. The higher specific surface area, higher reducibility, better dispersion, and smaller active metal particle size were the major factors contributing to the relatively better performance of 5Ni+1Gd/SBA-16. Morphological analysis using a transmission electron microscope showed the formation of carbon nanotubes over unpromoted 5Ni/SBA-16, in contrast to no significant carbon formation over 5Ni+1Gd/SBA-16. The process optimization results indicated that the experimental results were in agreement with the theoretically optimized findings. Full article
(This article belongs to the Special Issue Recent Advances in Nanostructured Catalysts for Hydrogen Production)
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