Results 131 to 140 of about 636,335 (302)

Greenhouse gas emissions from cultivation of energy crops – is it important? [PDF]

open access: yes, 2009
Replacing fossil fuel-derived energy with biomass-derived energy is commonly emphasized as a means to reduce CO2 emissions. However, our study highlights the risk of large greenhouse gas emissions when wastes from bioenergy production are recycled as ...
Ambus, Per, Carter, Mette S.
core  

Lewis Pair‐Engineered CuMnOx as Cold‐Adapted Multinanozyme for Cooperative Hydrolytic and Oxidative Degradation of Raw Corn Stalk

open access: yesAdvanced Science, EarlyView.
A Lewis pair site design strategy was established to construct Cu‐doped Mn‐based amorphous nanozymes, where Mn and oxygen vacancies generate cooperative acid‐base pairs. The resulting multinanozyme integrates glycosidase‐, oxidase‐, and cold‐adapted enzyme‐mimicking activities, enabling cooperative depolymerization of cellulose and hemicellulose ...
Huile Liu   +8 more
wiley   +1 more source

Ce‐Doped Lignin‐Based Nanozyme with Heat‐Activated Hydrolase Activity

open access: yesAdvanced Science, EarlyView.
A novel Ce‐doped lignin‐based hydrolase nanozyme (Ce‐AL) is synthesized using Ce ions coordinated with aminated industrial lignin. The Ce‐AL effectively hydrolyzes phosphate ester bonds and protein amide bonds, maintain high activity at 100°C, and successfully fights bacteria biofilms.
Xin Liu   +7 more
wiley   +1 more source

An Enzyme‐Like Catalyzed Nanosheets for Redox Stress Oscillation Therapy Against Bacterial Infections

open access: yesAdvanced Science, EarlyView.
Bacterial biofilms form a physicochemical barrier. Their dense network structure and redox homeostasis confer high resistance to antimicrobial treatments and immune‐mediated killing and clearance. In this study, SnSe nanosheets with enzyme‐like properties and piezoelectric catalysis can oscillate to regulate bacterial redox homeostasis and improve the ...
Min Ge   +9 more
wiley   +1 more source

The Economic Feasibility of Using Georgia Biomass for Electrical Energy Production [PDF]

open access: yes
This study investigates the potential for using biomass for the production of electricity in Georgia. The volume, important characteristics, and delivered costs per unit of energy are estimated for various locally produced biomass.
Luke-Morgan, Audrey S.   +2 more
core   +1 more source

"The Contribution of Bio-energy to Meeting Renewable Energy Sources: European Union objectives" [PDF]

open access: yes, 2001
[Summary]. The Community Strategy and Action Plan on Renewable Energy Sources, adopted in 1998, aims to double the part of RES in overall gross inland energy consumption from 6% to 12% by year 2010.
Latorre, Mariàngels Pérez
core  

Nanozymes for Energy and Environmental Sustainability

open access: yesAdvanced Science, EarlyView.
At present, the widely used nanozymes are oxidoreductase and hydrolase, which have proved to have great application prospects in energy and environment. ABSTRACT Nanozymes have shown remarkable promise in addressing pressing challenges in energy and environmental sustainability.
Xiaoqi Li, Jinxing Chen, Shaojun Dong
wiley   +1 more source

Rural biomass energy 2020: People's Republic of China [PDF]

open access: yes
The developing world is looking for effective, creative ideas for upscaling clean, renewable energy. No place will gain more socially, economically, and environmentally from increased access to clean, reliable energy than poor, rural areas.
Lin, Tun   +2 more
core   +1 more source

Experimental TGA device for the determination of cellulose pyrolysis behaviour at elevated pressure [PDF]

open access: yes, 2012
Forestry lignocellulosic biomass is a major renewable energy sources in the world. Carbon generated by Nature through photosynthesis process, could potentially be considered as a neutral energy carrier in term of the greenhouse gas emissions, if it is ...
Boutahar, Nabila   +2 more
core  

Engineering New‐to‐Nature Biological Pathways for β,γ‐Alkanediol Synthesis

open access: yesAdvanced Science, EarlyView.
β,γ‐Alkanediols are value‐added chemicals to be used as functional solvents, biofuels, and cosmetic components. This work demonstrates a carboligation‐mediated approach for synthesis of linear chain β,γ‐alkanediols in Escherichia coli, namely, hexane‐2,3‐diol (2,3‐HDO) and pentane‐2,3‐diol (2,3‐PDO). The engineered E. coli cells produce 152.2 mm (17.98
Haofeng Chen   +6 more
wiley   +1 more source

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