Critical challenges towards the commercial rollouts of a LOHC-based H2 economy

P Perreault, L Van Hoecke, H Pourfallah… - Current Opinion in …, 2023 - Elsevier
This short review discusses recent developments related to the storage and release of
hydrogen from liquid organic hydrogen carriers (LOHCs). It focusses on three areas of …

Tuning the isomer composition is a key to overcome the performance limits of commercial benzyltoluene as liquid organic hydrogen carrier

TW Kim, Y Jo, K Jeong, H Yook, JW Han, JH Jang… - Journal of Energy …, 2023 - Elsevier
This work is the outcome of a three-year journey to develop a technically feasible way to
overcome the limits of the benzyltoluene (H 0-BT) and perhydro benzyltoluene (H 12-BT) …

Potassium as the best alkali metal promoter in boosting the hydrogenation activity of Ru/MgO for aromatic LOHC molecules by facilitated heterolytic H2 adsorption

TW Kim, D Kim, Y Jo, HJ Jung, JH Park, YW Suh - Journal of Catalysis, 2023 - Elsevier
Alkali metals (AM) are frequently used as promoters in a number of reactions. In aromatic
hydrogenation over Ru/MgO, their basicity may promote heterolytic H 2 adsorption, thereby …

Electronic vs. Geometric effects of Al2O3-supported Ru species on the adsorption of H2 and substrate for aromatic LOHC hydrogenation

TW Kim, HJ Chun, Y Jo, D Kim, H Ko, SH Kim, SK Kim… - Journal of …, 2023 - Elsevier
The intrinsic rate of aromatic hydrogenation is tuned by electronic and geometric characters
of active metals. Herein, Ru/Al 2 O 3 catalysts were prepared by varying the Ru loading from …

Involvement of Acid-Leachable Inorganics in Pyrolysis of Pig Manure

Y Chen, C Li, L Zhang, S Zhang, J Xiang, S Hu… - Energy & …, 2024 - ACS Publications
Pig manure is a typical solid waste, which features a high content of inorganics. These
inorganics might be involved in thermochemical conversion of pig manure, and this was …

Catalytic insights into perhydro-benzyltoluene dehydrogenation: Probing surface characteristics revealed by DRIFTS study

QN Dao, E On, S Ramadhani, K Lee, H Sohn… - International Journal of …, 2024 - Elsevier
The enhancement of dehydrogenation activity in liquid organic hydrogen carriers (LOHC),
such as perhydro-benzyltoluene (H 12-BT), has been attributed to the addition of various …

Metal–support interface engineering of Ni catalysts for improved H2 storage performance: Grafting alkyltriethoxysilane onto commercial alumina

HJ Jung, H Jeong, D Kim, H Ko, GB Han… - Chemical Engineering …, 2023 - Elsevier
Tuning metal–support interface in supported Ni catalysts is a promising approach for
overcoming the agglomeration of Ni particles and the low reducibility of Ni species. This …

Sustainable Liquid‐Organic‐Hydrogen‐Carrier‐Based Hydrogen‐Storage Technology Using Crude or Waste Feedstock/Hydrogen

D Kim, D Yoon, SH Kim, TW Kim… - Advanced Energy and …, 2024 - Wiley Online Library
For liquid organic hydrogen carrier (LOHC) technology to be competitive with other H2‐
storage methods, it is crucial to reduce the cost of LOHC materials occupying the high …

ZrO2 Promoted the Depolymerization of Lignin into Phenolic Monomers over 15Ni/SiO2–Al2O3–ZrO2 Catalyst

D Guo, S Wang, S Dong, J Feng… - … Sustainable Chemistry & …, 2024 - ACS Publications
Catalytic hydrogenation of lignin is one of the most effective methods for valorization of lignin
to downstream aromatic compounds. However, the overhydrogenation of benzene rings …

Modulating metal-carrier interaction of high-loading Co-Al2O3-SiO2 catalysts for boosted N-propylcarbazole hydrogenation

L Liu, R Gao, E Li, C Li, Y Dong, M Yang, T Zhu - Journal of Catalysis, 2024 - Elsevier
We developed a series of high-loading Co-Al 2 O 3-SiO 2 catalysts to enhance the
hydrogenation of N-propylcarbazole (NPCZ) by fine-tuning the Al/Si ratio. Our research …