Results 151 to 160 of about 152,383 (315)

In Situ Micromechanical Study of Bimodal γ′–γ″ Precipitate Assemblies in Ni–Cr–Al–Nb Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A Ni–Cr–Al–Nb superalloy with a bimodal γ′–γ″ precipitate distribution is developed. Composite precipitate assemblies form through heterogeneous nucleation, effectively impeding dislocation motion. Micropillar compression reveals high strength at room and elevated temperatures, governed by precipitate shearing, with coupled faulting mechanisms ...
Ujjval Bansal   +4 more
wiley   +1 more source

Structural decomposition analysis of greenhouse gas emissions: Application to the Aquitaine region (In French) [PDF]

open access: yes
In order to reach greenhouse gas (GHG) emissions reduction target becoming more and more restrictive, regions have to be invited to implement, in consultation with their nation, a climate plan, henceforth regionalized.
Stéphane BECUWE (GREThA)   +1 more
core  

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

The EU ETS: CO2 prices drivers during the learning experience (2005-2007) [PDF]

open access: yes
This chapter identifies the main price drivers of European Union Allowances (EUAs), valid for compliance under the European Union Emissions Trading Scheme (EU ETS) created in 2005 to regulate CO2 emissions of more than 10,000 high carbon-intensive ...
Benoît Chèze   +2 more
core  

Cathodic Cage Plasma Deposition of Nanostructured Cu–Fe–Se Coatings on Poly(methyl Methacrylate)

open access: yesAdvanced Engineering Materials, EarlyView.
Nanostructured Cu–Fe–Se coatings are deposited on PMMA by a modified cathodic cage plasma process, enabling low‐temperature deposition on polymer substrates. A transition from discontinuous to compact morphology is observed with temperature, with optimal properties at 200°C, where improved CuFeSe2‐type bonding, lowest sheet resistance, and favorable ...
V. S. S. Sobrinho   +8 more
wiley   +1 more source

Carbon Prices during the EU ETS Phase II: Dynamics and Volume Analysis [PDF]

open access: yes
The European Union Emissions Trading Scheme (EU ETS) is the largest emissions trading scheme to date. This article summarizes the principle elements behind the trading system, and details the carbon price dynamics during Phase II (2008-2012), along with ...
Julien Chevallier
core  

Carbon Emission Calculation and Comparative Analysis during Last-mile Fresh Food Distribution Using Different Cooling Modes

open access: yesZhileng xuebao
The rapid development of fresh food distribution is facing significant pressure to reduce global carbon emissions. Reducing carbon emissions from last-mile distribution is important for energy conservation, environmental protection, and economic benefits.
Zhao Shouzheng   +5 more
doaj   +2 more sources

Experimental Characterization and Constitutive Modeling of the Effect of Prior Inelastic Strain on the Viscoplastic Behavior of AD730 at 700 °C

open access: yesAdvanced Engineering Materials, EarlyView.
This study shows that superalloys used in aircraft engine disks become much more prone to deformation at high temperatures if they have been strained during manufacturing. This effect increases with the level of prior strain but eventually reaches a limit.
Fabio Machado Alves da Fonseca   +9 more
wiley   +1 more source

Determining the impact of economic activiy in Asturias on greenhouse gas emissions [PDF]

open access: yes
To fulfil the requirements of the Kyoto Protocol, public authorities with responsibility for the environment, need to design and implement policies to reduce greenhouse gas emissions, whose pollution impact is highly relevant.
Celia Bilbao   +3 more
core  

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