Results 91 to 100 of about 36,763 (279)

Modelling the corrosion behaviour of Al2CuMg coarse particles in copper-rich aluminium alloys [PDF]

open access: yes, 2006
The corrosion behaviour of 2024 aluminium alloy in sulphate solutions was studied; attention was focused on the influence of coarse intermetallic Al2CuMg particles on the corrosion resistance of the alloy.
Blanc, Christine   +4 more
core   +2 more sources

Ceramic Particle‐Reinforced Medium‐Entropy Alloys With Outstanding Mechanical Properties Prepared by Novel Micro‐LPBF

open access: yesAdvanced Functional Materials, EarlyView.
An innovative medium entropy alloy (MEA) composite material was fabricated via micro laser powder bed fusion (μ‐LPBF) with appropriate nano‐ceramic particles doping and exhibited markedly improved overall performance, including synergistically enhanced strength and ductility, increased hardness and compressive strength, improved wear resistance and ...
Zhonglin Shen, Mingwang Fu
wiley   +1 more source

Investigation of the influence of electrolytic milling machining parameters on the machining accuracy of thin-walled parts

open access: yesScientific Reports
Aircraft parts are often designed as thin-walled structures to reduce the weight of the aircraft. However, thin-walled structures are prone to deformation during the milling process, leading to a decrease in machining accuracy. To address this problem, a
Junming Hou   +3 more
doaj   +1 more source

Synthesis and Electrochemical Properties of Ti-Si Alloys Prepared by Mechanical Alloying and Heat Treatment

open access: yesMetals, 2018
The aim of this work was to study the synthesis and electrochemical properties of Ti 2 wt %-Si alloys prepared by mechanical alloying (MA) and heat treatment. The MA process was performed under Ar atmosphere.
Danny Guzmán   +7 more
doaj   +1 more source

PTFE‐Activated Graphene Overcomes Dispersion Challenges for Scalable Solvent‐Free Fabrication of Ultra‐Thick, High‐Performance Cathodes in Lithium Metal Batteries

open access: yesAdvanced Functional Materials, EarlyView.
PTFE nanoparticle–anchored rGO (rGO@PTFE) for scalable solvent‐free fabrication of ultra‐thick, high‐density cathodes, achieving high conductivity (9.55 S cm−1), lithium transference (0.73), and improved wettability, is developed. The resulting cathode delivers 15.2 mAh cm−2 areal and 563 mAh cm−3 volumetric capacities, with full cells exhibiting 637 ...
Juhee Yoon   +7 more
wiley   +1 more source

Heat Treatment Effect on Microstrain and Electrochemical Performance of Nano-sized FeS2 Cathode for Thermal Batteries

open access: yesInternational Journal of Electrochemical Science, 2016
Iron pyrite (FeS2) is the most widely used material for cathodes in thermal batteries, attributed to its high specific energy density and natural abundance as well as low cost.
Seung-Ho Kang   +4 more
doaj   +1 more source

Application of mechanically alloyed Mn-Al metallic particles to wastewater treatment: a comparative investigation of chemical and bacterial approaches to dye degradation in residual textile waters [PDF]

open access: yes, 2018
Peer ReviewedPostprint (author's final ...
Abolighasemabadi, Mitra   +5 more
core  

Oxygen Reduction Activity of Carbon Nitride Supported on Carbon Nanotubes

open access: yes, 2012
Fuel cells offer an alternative to burning fossil fuels, but use platinum as a catalyst which is expensive and scarce. Cheap, alternative catalysts could enable fuel cells to become serious contenders in the green energy sector.
Islam, Nazrul Md   +5 more
core   +1 more source

Artificial Amorphous Interface Matters for Boosting High‐Voltage Stable LiCoO2 Cathode

open access: yesAdvanced Functional Materials, EarlyView.
The amorphization of phosphate‐based surface layer with favorable Li‐ion conducting kinetics is realized by precisely tailored atomic‐level fabrication. This amorphous coating enables the lithium cobalt oxide (LCO) cathode superior high‐voltage rate capability and cycling performance, owing to the fast interfacial ionic transport and maintained ...
Jinjin Ma   +10 more
wiley   +1 more source

Machining and grinding of ultrahigh-strength steels and stainless steel alloys [PDF]

open access: yes
Machining and grinding of ultrahigh-strength steels and stainless steel ...
Boulger, F. W.   +2 more
core   +1 more source

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