Results 121 to 130 of about 2,728,561 (344)

Enhanced Gamma Radiation Shielding Using Epoxy Quartz Fabric Composites Reinforced With CoCl2 Microparticles

open access: yesAdvanced Engineering Materials, EarlyView.
The growing demand for lightweight, nontoxic, and multifunctional gamma shielding materials has intensified efforts to find alternatives to conventional lead and aluminum‐based protectants. In this work, we develop epoxy quartz fabric composites reinforced with cobalt chloride (CoCl2) microparticles, fabricated via hand lay‐up with varying filler ...
Summan Urooge   +7 more
wiley   +1 more source

Reduction of Oxide Inclusions During the High‐Frequency Welding of Steel via a Nonthermal Ar/H2 Plasma Jet

open access: yesAdvanced Engineering Materials, EarlyView.
High‐frequency (HF) welding of steel is limited by oxide inclusions that degrade weld quality. This study demonstrates, for the first time, the integration of a nonthermal Ar/H2 dielectric barrier discharge (DBD) plasma jet into HF welding. Local plasma treatment provides effective shielding and in‐situ oxide reduction, resulting in markedly fewer and ...
Viktor Udachin   +4 more
wiley   +1 more source

The Promise of Preschool in Africa: A Randomized Impact Evaluation of Early Childhood Development in Rural Mozambique [PDF]

open access: yes, 2012
This report presents initial results of a community based preschool program implemented by Save the Children in the Gaza Province of ...
Sebastian Martinez   +2 more
core   +1 more source

Nanoindentation Criteria for Combinatorial Thin Film Libraries

open access: yesAdvanced Engineering Materials, EarlyView.
Thin‐film material libraries are compositional spreads used for screening composition‐structure‐property relationships. Nanoindentation is often used to characterize mechanical behavior across these systems, however variations in methodology are widespread.
Andre Bohn, Adie Alwen, Andrea M. Hodge
wiley   +1 more source

Agricultural production and international trade analysis of competitiveness between natural and conventional dyes in the textile industry

open access: yesScientific Reports
This study examines the competitiveness of natural dyes compared to conventional dyes in the textile dyeing industry, with a specific focus on agricultural production and international trade.
Muge Burcu Ozdemir   +2 more
doaj   +1 more source

Protecting Rights Of Stock Investors – A View From The Provisions Of Law Dealing With Legal Violations

open access: yesTạp chí Khoa học Đại học Mở Thành phố Hồ Chí Minh - Kinh tế và Quản trị kinh doanh, 2020
This articleaddresses the law provisionsdealing with legal violationsof the Securities Lawand other relatedlegal documents.Meanwhile, the article indicates the unsolvedproblems that are occurring, relating to the following issuues: Authorities ...
Lê Ngọc Thạnh
doaj  

The Development and Evolution of the U.S. Law of Corporate Criminal Liability [PDF]

open access: yes, 2014
In the United States, corporate criminal liability developed in response to the industrial revolution and the rise in the scope and importance of corporate activities.
Beale, Sara Sun
core   +1 more source

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

SISTEMUL SANCŢIONATOR APLICAT ÎNTREPRINDERILOR MICI ŞI MIJLOCII

open access: yesStudia Universitatis Moldaviae: Stiinte Sociale, 2009
Legal entities can be subject of many kinds of liability: civil, financial, administrative, penal. This work is dedicated to liability for administrative offences and criminal liability.
USM ADMIN
doaj  

Characterization of a Recyclate‐Based MgO‐Steel Composite As‐Sintered Inert Anode Candidate After Exposure to Cryolite Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon‐free inert anodes are essential for decarbonizing aluminum electrolysis. This study investigates a recyclate‐based MgO‐316L steel composite anode tested under galvanostatic Hall–Héroult conditions in cryolite at 1000°C. Microstructural analysis reveals selective MgO fluorination, spinel and oxide layer formation, electrolyte infiltration, and ...
Serhii Yaroshevskyi   +7 more
wiley   +1 more source

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