Results 101 to 110 of about 124,503 (312)

Dielectric Barrier Discharge Plasma Deoxidation of Natively Oxide Layer of Copper Powders in a Fluidized Bed

open access: yesAdvanced Engineering Materials, EarlyView.
This paper presents a novel approach to reducing oxide layers on metal powders using low‐temperature hydrogen dielectric barrier discharge plasmas at atmospheric pressure. Unlike conventional hydrogen‐plasma reductions, the powders do not contact the plasma directly.
Shukang Zhang   +3 more
wiley   +1 more source

The die is cast: Sweden and Finland’s long road to NATO

open access: yesВестник Московского Университета. Серия XXV: Международные отношения и мировая политика
The accession of Sweden and Finland to NATO came as a shock to many politicians and experts, who until the last moment had believed that these two states would not renounce their traditional neutrality policy.
E. V. Korunova
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Enhanced Strength and Corrosion Resistance of Ti‐13Nb‐12Ta‐10Zr‐4Sn Alloy by Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
This work systematically investigates the effect of aging treatment on mechanical properties and corrosion behavior of vacuum arc‐melted Ti‐13Nb‐12Ta‐10Zr‐4Sn alloy. Owing to the increased α″ martensite, strength and corrosion resistance were significantly enhanced by aging treatment.
Yuhua Li   +5 more
wiley   +1 more source

Codification of Croatian prosody

open access: yesRasprave Instituta za Hrvatski Jezik i Jezikoslovlje, 2004
The article discusses codification of Croatian prosody. Particular attention is given to prestige and neutrality that influence the social acceptability of the accent and standard language.
Krešimir Mićanović
doaj  

Catalytic purification of nitrogen oxides for complex industrial flue gas

open access: yes能源环境保护
Nitrogen oxides, as one of the main atmospheric pollutants, cause potential risks to human health and the atmospheric environment. In recent years, nitrogen oxide emissions from power plants have been reduced, and controlling nitrogen oxide pollution in ...
WANG Penglu   +3 more
doaj   +1 more source

Debt Neutrality, Professor Vickrey and Henry George's "Single Tax" [PDF]

open access: yes
In the overlapping generations model with uncertain lifetimes, efficient life insurance markets and no operative intergenerational gift and bequest motive, a positive birth rate has been shown to be sufficient and necessary for absence of debt neutrality:
Willem H. Buiter
core  

Direct Metal Deposition of Graphene–Ti28Nb35.4Zr Matrix Composites With Enhanced Mechanical, Corrosion, and Biocompatibility Properties for Bone Implants

open access: yesAdvanced Engineering Materials, EarlyView.
Graphene nanoplatelet (0.1 wt.%) reinforcement significantly enhances the performance of β Ti‐28Nb‐35.4Zr alloy. Grain refinement, reduced water contact angle, and improved surface characteristics promote osteoblast adhesion and complete surface coverage after 7 days.
Khurram Munir   +5 more
wiley   +1 more source

Global and Regional Greenhouse Gas Emissions Neutrality [PDF]

open access: yes, 2018
This report gives an overview of the literature on greenhouse gas emissions neutrality, as targeted in the Paris Agreement to achieve a ‘balance between anthropogenic emissions by sources and removal by sinks of greenhouse gases in the second half of ...
Den Elzen, M.   +4 more
core  

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

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