Results 21 to 30 of about 119,888 (264)

Influence of Quantity and Quality of Bonding Phases on Strength of Iron Ore Sinters

open access: yesMetals
Sinter is the main raw material of blast furnaces, and its strength influences its running condition. Nevertheless, there is no comprehensive definition of the influencing mechanisms of the strength of the sinter.
Zhigang Que   +4 more
doaj   +1 more source

Accounting for Carbon

open access: yesVeille énergie climat, 2015
The ability to accurately monitor, record, report and verify greenhouse gas emissions is the cornerstone of any effective policy to mitigate climate change. Accounting for Carbon provides the first authoritative overview of the monitoring, reporting and verification (MRV) of emissions from the industrial site, project and company level to the regional ...
openaire   +3 more sources

Optimization and Kinetic Study of Palmitic Acid Esterification with Subcritical Methanol via Response Surface Methodology

open access: yesReactions
Biodiesel is a green, low-carbon, and renewable fuel with the potential to substitute fossil fuels. The effects of reaction temperature (175–290 °C), residence time (5–75 min), and molar ratio of methanol to palmitic acid (6:1–35:1) on the non-catalytic ...
Jie Luo   +11 more
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Structural evolution-facilitated luminescence of Sm3+ in whitlockite-type phosphors with anti-thermal quenching behavior

open access: yesJournal of Advanced Ceramics
Sm3+ luminescence has pivotal significance in the field of optoelectronics. However, their poor luminescence efficiency severely hinders their practical application as Sm3+-activated optical materials.
Junpeng Li   +12 more
doaj   +1 more source

Calculation of Time- and Area-Specific Electric Carbon Factor and Its Application in Product Carbon Footprint Accounting [PDF]

open access: yes中国工程科学
Accurately calculating the carbon footprint of products relies on an electric carbon factor with appropriate calculation granularity and time-varying characteristics. The calculation and application of time- and area-specific electric carbon factors have
Xinbo Lu   +7 more
doaj   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Construction of China’s Carbon Financial Accounting System from the Perspective of Sustainable Development

open access: yesProblemy Ekorozwoju
Carbon Financial Accounting System highlights the importance of carbon finance and carbon accounting in China's efforts towards sustainable development and reducing its carbon footprint.
Shuwen Li
doaj   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

Accurate carbon accounting based on industrial metabolism for the lean management of carbon emission

open access: yesEnergy Reports, 2023
The carbon accounting plays a critical role in the lean carbon management and the policy formulation for industrial entities. The carbon accounting method based on emission factors offered by IPCC usually leads significant errors on the micro-level of ...
Shujun Yu   +5 more
doaj   +1 more source

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