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Related papers: Modeling of Ex-Situ Dissolution for Geologic Seque…

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In$_2$O$_3$-based catalysts have shown high activity and selectivity for CO$_2$ hydrogenation to methanol, however the origin of the high performance of In$_2$O$_3$ is still unclear. To elucidate the initial steps of CO$_2$ hydrogenation…

The transport of CO2 across the air-water interface is central to physical oceanography and carbon sequestration. A comprehensive understanding of this process requires high-resolution diagnostics of diffusion, absorption, and reaction…

Fluid Dynamics · Physics 2025-09-23 Dongfang Zhao , Yumin Shi , Shengkai Wang

The gas-phase CO abundance (relative to hydrogen) in protoplanetary disks decreases by up to 2 orders of magnitude from its ISM value ${\sim}10^{-4}$, even after accounting for freeze-out and photo-dissociation. Previous studies have shown…

Solar and Stellar Astrophysics · Physics 2020-09-02 Sebastiaan Krijt , Arthur D. Bosman , Ke Zhang , Kamber R. Schwarz , Fred J. Ciesla , Edwin A. Bergin

Quantitative and realistic computer simulations of mass transfer associated with CO2 disposal in subsurface aquifers is a challenging endeavor. This article has proposed a novel and efficient multiscale modeling framework, and has examined…

Fluid Dynamics · Physics 2015-01-30 Jahrul M. Alam

In this paper, the solubility of carbon dioxide (CO$_{2}$) in water along the isobar of 400 bar is determined by computer simulations using the well-known TIP4P/Ice force field for water and TraPPE model for CO$_{2}$. In particular, the…

The paper has been suggested by two observations: 1) the atmospheric CO$_2$ growth rate is smaller than that ascribed to the emission of fossil fuels combustion, 2) the fossil fuel reserves are finite. The first observation has lead the way…

Atmospheric and Oceanic Physics · Physics 2024-07-17 Daniele Mazza , Enrico Canuto

Current methods of monitoring subsurface CO$_2$, such as repeat seismic surveys, are episodic and require highly skilled personnel to acquire the data. Simulations based on simplified models have previously shown that muon radiography could…

Rapid and sustained condensate droplet departure from a surface is key towards achieving high heat transfer rates in condensation, a physical process critical to a broad range of industrial and societal applications. Despite progress in…

Carbon capture and storage (CCS) can aid decarbonization of the atmosphere to limit further global temperature increases. A framework utilizing unsupervised learning is used to generate a range of subsurface geologic volumes to investigate…

Machine Learning · Statistics 2020-01-15 Gavin H. Graham , Yan Chen

Difficulties associated with the integration of liquids into a UHV environment make surface-science style studies of mineral dissolution particularly challenging. Recently, we developed a novel experimental setup for the UHV-compatible…

One of the risks of large-scale geologic carbon sequestration is the potential migration of fluids out of the storage formations. Accurate and fast detection of this fluids migration is not only important but also challenging, due to the…

Signal Processing · Electrical Eng. & Systems 2018-02-08 Yue Wu , Youzuo Lin , Zheng Zhou , Andrew Delorey

This work focuses on the simulation of $CO_2$ storage in deep underground formations under uncertainty and seeks to understand the impact of uncertainties in reservoir properties on $CO_2$ leakage. To simulate the process, a non-isothermal…

Computation · Statistics 2018-01-17 Bilal Saad , Alen Alexanderian , Serge Prudhomme , Omar M. Knio

Confronting the escalating threat of climate change requires innovative and large-scale interventions. This paper presents a bold proposal to employ a buried nuclear explosion in a remote basaltic seabed for pulverizing basalt, thereby…

Physics and Society · Physics 2025-01-14 Andrew Haverly

The accuracy and robustness of numerical models of geologic CO$_2$ sequestration are almost never quantified with respect to direct observations that provide a ground truth. Here, we conduct CO$_2$ injection experiments in meter-scale,…

We perform a set of flow and reactive transport simulations within three-dimensional fracture networks to learn the factors controlling mineral reactions. CO$_2$ mineralization requires CO$_2$-laden water, dissolution of a mineral that then…

Computational Engineering, Finance, and Science · Computer Science 2023-12-22 Aleksandra Pachalieva , Jeffrey D. Hyman , Daniel O'Malley , Hari Viswanathan , Gowri Srinivasan

Co-reduction of multicomponent oxides with hydrogen provides a carbon-neutral approach toward sustainable alloy design. Herein, we investigate the hydrogen-based direct reduction, using in-situ high-energy X-ray diffraction of two precursor…

Materials Science · Physics 2025-10-09 Shiv Shankar , Barak Ratzker , Claudio Pistidda , Dierk Raabe , Yan Ma

Cobalt-porphyrin catalyzed reductive decomposition of CO2 to CO is investigated based on Koper's water facilitated CO2 reduction mechanism using a simple but accurate protocol based on thermodynamics. In our protocol, accurate predictions…

Mesoscale and Nanoscale Physics · Physics 2019-05-06 Kaito Miyamoto , Ryoji Asahi

Building a carbon-neutral world needs to remove the excess CO$_2$ that has already been dumped into the atmosphere. The sea, soil, vegetation, and rocks on Earth all naturally uptake CO$_2$ from the atmosphere. Human beings can accelerate…

Chemical Physics · Physics 2022-11-03 Gahyun Annie Lee , Xiaoyang Shi , Ah-Hyung Alissa Park

Geological Carbon Sequestration (GCS) has emerged as a promising strategy for mitigating global warming, yet its effectiveness heavily depends on accurately characterizing subsurface flow dynamics. The inherent geological uncertainty,…

Geophysics · Physics 2025-08-26 Zhao Feng , Xin-Yang Liu , Meet Hemant Parikh , Junyi Guo , Pan Du , Bicheng Yan , Jian-Xun Wang

Hydrogen embrittlement remains a critical challenge in structural and electronic applications of copper (Cu) but its mechanism is still not fully understood. In this study, we combine density functional theory (DFT) and bond-order potential…

Materials Science · Physics 2026-03-17 Vasileios Fotopoulos , Alexander L. Shluger
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