Carbonic anhydrase for CO2 capture, conversion and utilization

Current Opinion in Biotechnology, Journal Year: 2022, Volume and Issue: 74, P. 230 - 240

Published: Jan. 3, 2022

Language: Английский

---

Biomass Photoreforming for Hydrogen and Value‐Added Chemicals Co‐Production on Hierarchically Porous Photocatalysts

Advanced Energy Materials, Journal Year: 2023, Volume and Issue: 13(21)

Published: April 7, 2023

Abstract Biomass, a naturally abundant, sustainable and clean resource has great potential as an alternative to replace the limited fossil feedstock for value‐added chemicals fuels. Biomass with abundant reductive functional groups could theoretically act electron donor consume photogenerated holes and/or active free radicals. photoreforming over semiconductor photocatalysts using solar light energy input attracts much attention in this context. However, biomass still suffers low conversion efficiency product selectivity due its structural complexity, poor solubility unclear reaction mechanism. Owing advanced features of mass diffusion derivatives adjustable surface properties, hierarchically porous desired sites at each length scale porosity have shown their superiority boosting photoreforming. Herein, critical review is presented on selective simultaneous H 2 co‐production photocatalysts. The fundamentals current bottleneck valorization by photocatalytic process are analyzed. rational photocatalyst design structure improve transfer highlighted. Finally challenges opportunities perspective ssection.

Language: Английский

---

Toward effective electrocatalytic C–N coupling for the synthesis of organic nitrogenous compounds using CO₂ and biomass as carbon sources

SusMat, Journal Year: 2023, Volume and Issue: 3(6), P. 781 - 820

Published: Dec. 1, 2023

Abstract Thermochemical conversion of fossil resources into fuels, chemicals, and materials has rapidly increased atmospheric CO 2 levels, hindering global efforts toward achieving carbon neutrality. With the increasing push for sustainability, utilizing electrochemical technology to transform or biomass value‐added chemicals close cycle with sustainable energy sources represents a promising strategy. Expanding scope electrosynthesis is prerequisite electrification chemical manufacturing. To this end, constructing C─N bond considered priority. However, systematic review electrocatalytic processes building bonds using as not available. Accordingly, highlights research progress in organic nitrogen compounds from by coupling reactions view catalytic materials, focusing on enlightenment traditional catalysis understanding basis coupling. The possibility electrocatalysis also examined standpoints activation substrates, site, mechanism, inhibition hydrogen evolution reaction (HER). Finally, challenges prospects improved efficiency selectivity future development are discussed.

Language: Английский

---

Opportunities of CO2-based biorefineries for production of fuels and chemicals

Green Carbon, Journal Year: 2023, Volume and Issue: 1(1), P. 75 - 84

Published: Sept. 1, 2023

Biorefinery production of fuels and chemicals represents an attractive route for solving current energy crisis, as well reducing green-house gas (GHG) emissions from ships, planes, long-haul trucks. The biorefinery industry is under transition the use food (1 G, 1st generation), to biomass (2 2nd generation). Moreover, atmospheric CO2 (3 3rd generation) has caught increased attention possible next-generation biorefinery. Here we discuss how microorganisms can be engineered CO2-based biorefineries produce chemicals. We start through reviewing different metabolic pathways that recruited fixation, followed by opportunities either co-consumption with sugars or used sole carbon source. Key challenges future research directions advancing 3rd-generation are also discussed.

Language: Английский

---

Bioelectrocatalysis for CO2 reduction: recent advances and challenges to develop a sustainable system for CO2 utilization

Biotechnology Advances, Journal Year: 2023, Volume and Issue: 63, P. 108098 - 108098

Published: Jan. 14, 2023

Language: Английский

---

Engineering extracellular electron transfer pathways of electroactive microorganisms by synthetic biology for energy and chemicals production

Chemical Society Reviews, Journal Year: 2023, Volume and Issue: 53(3), P. 1375 - 1446

Published: Dec. 20, 2023

The excessive consumption of fossil fuels causes massive emission CO

Language: Английский

---

Revisiting Solar Energy Flow in Nanomaterial-Microorganism Hybrid Systems

Chemical Reviews, Journal Year: 2024, Volume and Issue: 124(15), P. 9081 - 9112

Published: June 20, 2024

Nanomaterial-microorganism hybrid systems (NMHSs), integrating semiconductor nanomaterials with microorganisms, present a promising platform for broadband solar energy harvesting, high-efficiency carbon reduction, and sustainable chemical production. While studies underscore its potential in diverse solar-to-chemical conversions, prevailing NMHSs grapple suboptimal conversion efficiency. Such limitations stem predominantly from an insufficient systematic exploration of the mechanisms dictating flow. This review provides overview notable advancements this nascent field, particular focus on discussion three pivotal steps flow: capture, cross-membrane transport, into chemicals. key challenges faced each stage are independently identified discussed, viable solutions correspondingly postulated. In view interplay affecting overall efficiency conversion, subsequent discussions thus take integrative viewpoint to comprehend, analyze improve flow current different configurations, highlighting contemporary techniques that can be employed investigate various aspects within NMHSs. Finally, concluding section summarizes opportunities future research, providing roadmap continued development optimization

Language: Английский

---

Solar-driven sugar production directly from CO2 via a customizable electrocatalytic–biocatalytic flow system

Nature Communications, Journal Year: 2024, Volume and Issue: 15(1)

Published: March 25, 2024

Abstract Conventional food production is restricted by energy conversion efficiency of natural photosynthesis and demand for resources. Solar-driven artificial synthesis from CO 2 provides an intriguing approach to overcome the limitations while promoting carbon-neutral economy, however, it remains very challenging. Here, we report design a hybrid electrocatalytic−biocatalytic flow system, coupling photovoltaics-powered electrocatalysis (CO formate) with five-enzyme cascade platform (formate sugar) engineered via genetic mutation bioinformatics, which achieves C 6 sugar (L-sorbose) solar-to-food 3.5%, outperforming over three-fold. This system can in principle be programmed diverse enzymes toward multifarious . work opens promising avenue under confined environments.

Language: Английский

---

High C‐Selectivity for Urea Synthesis Through O‐Philic Adsorption to Form *OCO Intermediate on Ti‐MOF Based Electrocatalysts

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(34)

Published: March 12, 2024

Abstract The advent of utilizing nitrate (NO 3 − ) for electrochemical co‐reduction with carbon dioxide (CO 2 to effectively synthesize high‐value‐added organic nitrogen compounds has captured the attention environmental and energy fields. C─N coupling is a key step during process. An effective strategy improve efficiency synthesis explore optimal reaction pathway active species. Herein, p‐type semiconductor nanosphere (Ti‐DHTP) presented urea by combining CO NO . At low voltage −0.6 V versus RHE, exhibits 95.5% C‐selectivity 21.75% Faraday efficiency. Comparative experiments, in situ theoretical simulations confirm that new from * NH OCO intermediates become Ti‐DHTP‐driven coupling. Moreover, more efficient intermediate inhibits generation large amounts C‐bearing by‐products. Meanwhile, Ti‐DHTP difficulty hydrogenating form COOH reduction leading subsequent inability produce intermediates. This work reveals mechanism, which provides feasible future research on nitrogen‐bearing compounds.

Language: Английский

---

Catalytic production of aviation jet biofuels from biomass: a review

Environmental Chemistry Letters, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 3, 2025

Abstract The aviation sector is a major emitter of fossil fuel-derived carbon dioxide contributing to global warming. For instance, jet fuel consumed by the industry 1.5–1.7 billion barrels per year, resulting in 705 million metric tons emissions. Aircraft manufacturers have set ambitious goals, aiming for carbon-free growth post-2020 and 50% reduction greenhouse gas emissions 2030. This issue can be solved replacing fuels with biofuels produced from modern biomass, thus meeting neutral objective. Here, we review technologies convert biomass into biofuel focus on reactants, catalysts, chemistry combustion. Reactants include alcohols, oil, esters, fatty acids, sugars. Catalysts Fischer–Tropsch palladium, platinum, ruthenium, nickel, molybdenum. utilization could potentially reduce up 80%. We also discuss economic implications.

Language: Английский

---