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The electrolysis of CO$_2$ in molten carbonate has been introduced as an alternative mechanism to synthesize carbon nanomaterials inexpensively at high yield. Until recently, CO$_2$ was thought to be unreactive, making its removal a…

Materials Science · Physics 2022-01-21 Xinye Liu , Gad Licht , Xirui Wang , Stuart Licht

Wide proliferation of low temperature hydrogen fuel cell systems, a key part of the hydrogen economy, is hindered by degradation of the platinum cathode catalyst. Here, we provide a device level assessment of the molecular scale catalyst…

This work presents a physics-based machine learning framework to predict and analyze oxides of nitrogen (NOx) emissions from compression-ignition engine-powered vehicles using on-board diagnostics (OBD) data as input. Accurate NOx…

Machine Learning · Computer Science 2025-03-10 Harish Panneer Selvam , Bharat Jayaprakash , Yan Li , Shashi Shekhar , William F. Northrop

This study introduces the high yield, electrolytic synthesis of carbon nanofibers, CNFs, directly from carbon dioxide. Production of a precious commodity such as CNFs from atmospheric carbon dioxide provides impetus to limit this greenhouse…

Chemical Physics · Physics 2015-10-28 Stuart Licht

The mechanism behind coronal heating still elude direct observation and modelling of viable theoretical processes and the subsequent effect on coronal structures is one of the key tools available to assess possible heating mechanisms.…

Solar and Stellar Astrophysics · Physics 2020-11-11 P. Pagano , I. De Moortel , R. J. Morton

Reactive magnesium oxide (MgO)-based cement (RMC) can play a key role in carbon capture processes. However, knowledge on the driving forces that control the degree of carbonation and hydration and rate of reactions in this system remains…

Materials Science · Physics 2022-04-06 Mina Ghane Gardeh , Andrey A. Kistanov , Hoang Nguyen , Hegoi Manzano , Wei Cao , Paivo Kinnunen

Oxyhydrides represent a new class of functional materials, yet the synthesis of dense polycrystals or single-crystals suitable for transport studies remains a significant challenge due to hydrogen desorption at elevated temperatures. The…

The conversion of natural gas (methane) to ethane and ethylene (OCM: oxidative coupling of methane) facilitates its transportation and provides a way to synthesize higher value chemicals. The search for high-performance catalysts to achieve…

Materials Science · Physics 2022-11-16 A. Mazheika , M. Geske , M. Muller , S. A. Schunk , F. Rosowski , R. Kraehnert

Estimating health benefits of reducing fossil fuel use from improved air quality provides important rationales for carbon emissions abatement. Simulating pollution concentration is a crucial step of the estimation, but traditional…

General Economics · Economics 2021-06-01 Da Zhang , Qingyi Wang , Shaojie Song , Simiao Chen , Mingwei Li , Lu Shen , Siqi Zheng , Bofeng Cai , Shenhao Wang

Plasma processing using a mixture of noble gas and oxygen is a technique that is currently being used to reduce field emission and multipacting in accelerating cavities. Plasma is created inside the cavity when the gas mixture is exposed to…

Plasma Physics · Physics 2023-06-21 N. K. Raut , T. Ganey , P. Dhakal , T. Powers

Averting catastrophic global warming requires decisive action to decarbonize key sectors. Vehicle electrification, alongside renewable energy integration, is a long-term strategy toward zero carbon emissions. However, transitioning to fully…

Systems and Control · Electrical Eng. & Systems 2025-09-03 Chao Duan , Adilson E. Motter

The synthesis of solar methanol through direct CO2 hydrogenation using solar energy is of great importance in advancing a sustainable energy economy. In this study, non-precious NiZn intermetallic/ZnO catalyst is reported to catalyze the…

Materials Science · Physics 2024-04-23 Linjia Han , Fanqi Meng , Xianhua Bai , Qixuan Wu , Yanhong Luo , Jiangjian Shi , Yaguang Li , Dongmei Li , Qingbo Meng

Large-scale applications are waiting for an optimal CO2 scavenger to reinforce CCS and CCU technologies. We herein introduce and succinctly validate a new philosophy of capturing gaseous CO2 by negatively-charged carbonaceous structures.…

Materials Science · Physics 2022-12-07 Vitaly V. Chaban , Nadezhda A. Andreeva

This paper presents a carbon-energy coupling management framework for an industrial park, where the carbon flow model accompanying multi-energy flows is adopted to track and suppress carbon emissions on the user side. To deal with the…

Systems and Control · Electrical Eng. & Systems 2023-12-21 Dafeng Zhu , Bo Yang , Yu Wu , Haoran Deng , Zhaoyang Dong , Kai Ma , Xinping Guan

Hydrogen is key in reducing greenhouse gas emissions in materials production. At the same time, it significantly affects mechanical properties, often causing unwanted embrittlement. However, rather than solely addressing these…

A climate mitigation comprehensive solution is presented through the first high yield, low energy synthesis of macroscopic length carbon nanotubes (CNT) wool from CO2 by molten carbonate electrolysis, suitable for weaving into carbon…

Materials Science · Physics 2017-05-26 Marcus Johnson , Jiawen Ren , Matthew Lefler , Gad Licht , Juan Vicini , Stuart Licht

Via a concomitant communication (the first part of my work), I have conclusively debunked the prevailing explanations for mitochondrial oxidative phosphorylation and established the need for a novel rationale to account for the reaction…

Subcellular Processes · Quantitative Biology 2018-12-21 Kelath Murali Manoj

The use of pressure to obtain new materials that can be recovered under ambient conditions is a central problem in high-pressure physics. Despite decades of research, this goal has only been achieved in the laboratory for a few notable…

Materials Science · Physics 2025-08-19 Reetam Paul , Jonathan C. Crowhurst , Stanimir A. Bonev

The formation of highly reactive oxygen species (ROS) on metal oxide surfaces have attracted considerable interest due to their diverse applications. In this work, we have performed densi-ty-functional theory calculations to investigate the…

Chemical Physics · Physics 2016-08-18 Zhenjun Song , Hu Xu

We present a reduced magnetohydrodynamic (MHD) mathematical model describing the dynamical behavior of highly conducting plasmas with frozen-in magnetic fields, constrained by the assumption that, there exists a frame of reference, where…

Plasma Physics · Physics 2022-02-23 Igor V Sokolov , Lulu Zhao , Tamas I Gombosi
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