Biomimetic Catalysis of CO2 Hydration: A Materials Perspective

M Verma, GA Bhaduri, VS Phani Kumar… - Industrial & …, 2021 - ACS Publications
Rising temperatures and changing weather patterns have made the effect of climate change
more evident setting up an alarm for the need of quick action for its mitigation. Carbon …

Crystal Face Effects in Ni-Catalyzed Biomimetic Carbon Dioxide Hydration

S Kumari, PA Deshpande - The Journal of Physical Chemistry C, 2023 - ACS Publications
Biomimetic CO2 hydration over Ni (100),(110), and (111) surfaces was investigated to probe
the effect of the surface structure on the associated catalytic activity. Dispersion-corrected …

CO2 mineralisation of brines with regenerative hydrotalcites in a cyclical process

N Zhang, RM Santos, L Šiller - Chemical Engineering Journal, 2021 - Elsevier
CO 2 mineralisation is a process that can store the CO 2 as a solid mineral permanently.
Brines rich in alkaline earth metals present an opportunity to trap CO 2 in the form of …

Nickel nanoparticles for enhancing carbon capture

GA Bhaduri, MAH Alamiry, L Šiller - Journal of Nanomaterials, 2015 - Wiley Online Library
Hydration reaction of CO2 is one of the rate limiting steps for CO2 absorption (in aqueous
solutions) and aqueous CO2 mineralization. The catalytic activity of nickel nanoparticles …

Catalytic Performance of Nickel Nanowires Immobilized in Silica Aerogels for the CO2 Hydration Reaction

KT Hassan, J Wang, X Han, JJ Sharp, GA Bhaduri… - Acs Omega, 2019 - ACS Publications
In this work, wavy nickel nanowires (NiNWs) were immobilized on mesoporous silica (SiO2)
aerogels by the sol–gel method. We measured the catalytic activity of pure NiNWs and …

Acceleration of CO2 mineralisation of alkaline brines with nickel nanoparticles catalysts in continuous tubular reactor

N Zhang, RM Santos, SM Smith, L Šiller - Chemical Engineering Journal, 2019 - Elsevier
CO 2 mineralisation is an effective process to sequester this greenhouse gas into solid
carbonates permanently. A source of alkaline earth metals for CO 2 mineralisation that has …

Density functional theory analysis of the stability of H2O and CO2-derived surface species over low-index Ni facets

S Kumari, PA Deshpande - Applied Surface Science, 2024 - Elsevier
Abstract Analysis of stability of chemical species over catalytic surfaces is crucial for
understanding the surface-specific effects to reach optimal catalyst composition. With …

[HTML][HTML] Enhancements of monoethanolamine CO2 absorption rate and degradation in the presence of nickel nanoparticles catalysts

HW Orendi, K Joby, L Šiller - Journal of CO2 Utilization, 2024 - Elsevier
In the study of the catalytic effect of nickel nanoparticles (NiNPs) on amine-based CO 2
capture systems, monoethanolamine (MEA) was subjected to a CO 2 loading at greatly …

Synthesis and characterisation of ambient pressure dried composites of silica aerogel matrix and embedded nickel nanoparticles

X Han, F Williamson, GA Bhaduri, A Harvey… - The Journal of …, 2015 - Elsevier
A method for the synthesis of silica aerogel composites with embedded nickel nanoparticles
employing ambient pressure drying is successfully developed. Nickel nanoparticles (NiNPs) …

Computational Insights into the Activity of Transition Metals for Biomimetic CO2 Hydration

M Verma, KB Sravan Kumar… - The Journal of Physical …, 2016 - ACS Publications
Density functional theory (DFT) calculations were carried out on five transition metals (Co,
Ni, Pd, Rh, Ru) to test their activities toward the biomimetic carbon dioxide hydration …