Recent developments in catalyst design for liquid organic hydrogen carriers: bridging the gap to affordable hydrogen storage

A Ali, MN Shaikh - International Journal of Hydrogen Energy, 2024 - Elsevier
Addressing the urgent need to reduce global CO 2 emissions, there is a growing emphasis
on transitioning from the current fossil fuel-dependent energy system to an environmentally …

State-of-the-art catalysts for hydrogen storage in liquid organic hydrogen carriers

TW Kim, H Jeong, JH Baik, YW Suh - Chemistry Letters, 2022 - academic.oup.com
Liquid organic hydrogen carrier (LOHC) systems have recently gained great importance as
a means for hydrogen storage and transportation. Since fast hydrogen storage into H2-lean …

Remarkably fast low-temperature hydrogen storage into aromatic benzyltoluenes over MgO-supported Ru nanoparticles with homolytic and heterolytic H2 adsorption

TW Kim, M Kim, SK Kim, YN Choi, M Jung, H Oh… - Applied catalysis B …, 2021 - Elsevier
Hydrogen storage into aromatic compounds under mild conditions is a stringent issue in
liquid organic hydrogen carrier (LOHC) systems. Herein, we report a highly active Ru/MgO …

Performance of continuous hydrogen production from perhydro benzyltoluene by catalytic distillation and heat integration concepts with a fuel cell

T Rüde, Y Lu, L Anschütz, M Blasius, M Wolf… - Energy …, 2023 - Wiley Online Library
The benzyltoluene‐based liquid organic hydrogen carrier (LOHC) system enables the safe
transport and loss‐free storage of hydrogen. At least 26% of the lower heating value of the …

Mesoporous Acidic SiO2–Al2O3 Support Boosts Nickel Hydrogenation Catalysis for H2 Storage in Aromatic LOHC Compounds

H Jeong, TW Kim, M Kim, GB Han… - ACS Sustainable …, 2022 - ACS Publications
Transition-metal catalysts are essential to realize a liquid organic hydrogen carrier (LOHC)
system based on reversible hydrogenation and dehydrogenation. To attain comparable …

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 …

Advanced heterolytic H2 adsorption of K-added Ru/MgO catalysts for accelerating hydrogen storage into aromatic benzyltoluenes

TW Kim, H Jeong, Y Jo, D Kim, JH Park, SK Kim… - Journal of Energy …, 2022 - Elsevier
Herein, we report a highly active K-added Ru/MgO catalyst for hydrogen storage into
aromatic benzyltoluenes at low temperatures to advance liquid organic hydrogen carrier …

Feasible coupling of CH4/H2 mixtures to H2 storage in liquid organic hydrogen carrier systems

TW Kim, H Jeong, D Kim, Y Jo, HJ Jung, JH Park… - Journal of Power …, 2022 - Elsevier
The cheap CH 4-containing hydrogen mixtures are available in petrochemical industry and
nevertheless, their usage is limited because of economic issue. We herein demonstrate the …

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 …