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Open AccessJournal ArticleDOI

CO 2 hydrogenation to high-value products via heterogeneous catalysis.

TLDR
This perspective presents current state of the art and outlook in synthesis of light olefins, dimethyl ether, liquid fuels, and alcohols through two leading hydrogenation mechanisms: methanol reaction and Fischer-Tropsch based carbon dioxide hydrogenation.
Abstract
Recently, carbon dioxide capture and conversion, along with hydrogen from renewable resources, provide an alternative approach to synthesis of useful fuels and chemicals. People are increasingly interested in developing innovative carbon dioxide hydrogenation catalysts, and the pace of progress in this area is accelerating. Accordingly, this perspective presents current state of the art and outlook in synthesis of light olefins, dimethyl ether, liquid fuels, and alcohols through two leading hydrogenation mechanisms: methanol reaction and Fischer-Tropsch based carbon dioxide hydrogenation. The future research directions for developing new heterogeneous catalysts with transformational technologies, including 3D printing and artificial intelligence, are provided. Carbon dioxide (CO2) capture and conversion provide an alternative approach to synthesis of useful fuels and chemicals. Here, Ye et al. give a comprehensive perspective on the current state of the art and outlook of CO2 catalytic hydrogenation to the synthesis of light olefins, dimethyl ether, liquid fuels, and alcohols.

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Future CO2 Emissions and Climate Change from Existing Energy Infrastructure

TL;DR: The outcome is that the concentration of atmospheric CO2 would remain below 430 parts per million (ppm) and global mean temperatures would increase to 1.3°C above preindustrial values, well below current targets and 2°C, respectively.
Journal ArticleDOI

Cell-free chemoenzymatic starch synthesis from carbon dioxide.

TL;DR: In this paper, a chemical-biochemical hybrid pathway for starch synth synthesis was proposed, which is a major source of calories in the human diet and a primary feedstock for bio-industry.
Journal ArticleDOI

Recycling Carbon Dioxide through Catalytic Hydrogenation: Recent Key Developments and Perspectives

TL;DR: In this paper, the authors propose to reuse CO2 as a renewable carbon source for the production of high-value fuels and chemicals, which is a promising method to mitigate climate change and lessen depende...
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Transformation technologies for CO2 utilisation: Current status, challenges and future prospects

TL;DR: In this paper, the authors present a review of CO2 transformation technologies and their technologies readiness level, cost, market and environmental benefits, as well as the key challenges hindering their commercial deployments.
Journal ArticleDOI

Highlights and challenges in the selective reduction of carbon dioxide to methanol

TL;DR: In this paper, the authors compare different routes for CO2 reduction to CH3OH, namely, heterogeneous and homogeneous catalytic hydrogenation, as well as enzymatic catalysis, photocatalysis and electrocatalysis.
References
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Journal ArticleDOI

Recent advances in catalytic hydrogenation of carbon dioxide

TL;DR: A critical review of recent developments in hydrogenation reaction, with emphases on catalytic reactivity, reactor innovation, and reaction mechanism, provides an overview regarding the challenges and opportunities for future research in the field.
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The Active Site of Methanol Synthesis over Cu/ZnO/Al2O3 Industrial Catalysts

TL;DR: This work shows how to identify the crucial atomic structure motif for the industrial Cu/ZnO/Al2O3 methanol synthesis catalyst by using a combination of experimental evidence from bulk, surface-sensitive, and imaging methods collected on real high-performance catalytic systems in combination with density functional theory calculations.
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Conversion of Methanol to Hydrocarbons: How Zeolite Cavity and Pore Size Controls Product Selectivity

TL;DR: This Review presents several commercial MTH projects that have recently been realized, and also fundamental research into the synthesis of microporous materials for the targeted variation of selectivity and lifetime of the catalysts.
Journal ArticleDOI

Active sites for CO2 hydrogenation to methanol on Cu/ZnO catalysts

TL;DR: A direct comparison between the activity of ZnCu and ZnO/Cu model catalysts for methanol synthesis is reported, highlighting a synergy of Cu andZnO at the interface that facilitates methenol synthesis via formate intermediates.
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