Results 151 to 160 of about 151,222 (312)

Enhancing Strength and Electrical Conductivity in Al–Zr–Sc Conductor Alloys Through Sn and Sr Microalloying and Two‐Step Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
Trace additions of Sn and Sr combined with a two‐step aging treatment are shown to enhance the microstructure and performance of Al–Zr–Sc conductor alloys. Strength and electrical conductivity increase concurrently through accelerated precipitation of fine Al3(Sc, Zr) precipitates and improved dislocation resistance, offering a cost‐effective pathway ...
Quan Shao   +3 more
wiley   +1 more source

What is Circular Plastics Economy?

open access: yes
324To secure the livelihoods of humanity, the well-established linear economy is gradually being replaced by a circular economy. However, the global economy is only about 7% circular - currently with a downward trend.
Pflaum, Hartmut, Weidner, Eckhard
core   +1 more source

End Plastic Pollution and Plastic Waste

open access: yes, 2022
This article focus on regulation of plastic pollution. A global Plastic Treaty will be presented and supported by 175 UN Member States in 2024. The first United National Environment Assembly (UNEA 1) were held in 2014 and there, the Member States recognized for the first time the emerging global problem of marine plastic pollution and the parties ...
openaire   +2 more sources

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

RAPP Update for CCE Educators

open access: yes, 2013
Information for Extension and other outreach educators about the messages they can convey to farmers to encourage the recycling of used agricultural plastics.
Levitan, Lois C.   +1 more
core  

Atomically precise catalysts design toward efficient waste plastic hydrogenolysis. [PDF]

open access: yesNat Commun
Zhang Z   +8 more
europepmc   +1 more source

Tailored Hierarchical Porous Copper Architectures via Three Dimensional Printing and Pressure‐less Sintering for Next‐Generation Lithium‐Metal Batteries

open access: yesAdvanced Engineering Materials, EarlyView.
A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley   +1 more source

Plastics and (the right to) health [PDF]

open access: yes
In early March 2022, at the 5th United Nations Environment Assembly (UNEA), a decision was made to begin negotiations on a legally binding international instrument on plastic pollution.
Hamley, Graham, Switzer, Stephanie
core  

Eco-Efficient Recycling of Printed Circuit Boards. [PDF]

open access: yesMaterials (Basel)
Suponik T   +5 more
europepmc   +1 more source

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