Results 201 to 210 of about 1,848,637 (402)

Impact of Iron Contamination on Liquid Properties and Microstructural Evolution in AlSi20

open access: yesAdvanced Engineering Materials, EarlyView.
Recycled aluminum is much more energy conservative and sustainable than primary aluminum. However, the iron contamination in secondary aluminum is vastly responsible for the degradation of the material properties. Herein, it is aimed to evaluate the influence of iron contamination in hypereutectic Al–Si alloy through thermodynamic as well as ...
Layla Shams Tisha   +2 more
wiley   +1 more source

Tacit engagement in humanitarian action: making sense of silence and secrecy in humanitarian negotiations

open access: yesJournal of International Humanitarian Action
Secrecy and silence regarding the compromises and trade-offs made by frontline humanitarians in order to achieve access, protection, efficiency and legitimacy are a widely observable but underconceptualized phenomenon in humanitarian action. As a form of
Ayse Bala Akal   +2 more
doaj   +1 more source

Firm Exit and Armed Conflict in Colombia [PDF]

open access: yes
This paper uses two unique panel data sets to study the causal effect that armed conflict has over entrepreneurial activity in Colombia. Using a fixed effect estimation methodology at the plant level and controlling for the possible endogeneity of armed ...
Camacho, Andriana, Rodriguez, Catherine
core  

Exposure to Armed Conflict and Fertility in Sub-Saharan Africa.

open access: yesDemography, 2020
Brian C. Thiede   +3 more
semanticscholar   +1 more source

Non‐Destructive and Mechanical Characterization of the Bond Quality of Co‐Extruded Titanium‐Aluminum Profiles

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the bond quality of co‐extruded aluminum–titanium hybrid profiles, focusing on the lateral angular co‐extrusion (LACE) process. It examines how heat treatments (HT) affect intermetallic phase formation, bond strength, and material properties.
Norman Mohnfeld   +9 more
wiley   +1 more source

Armed Conflict Exposure, Human Capital Investments and Child Labor: Evidence from Colombia [PDF]

open access: yes
Using a unique combination of household and violence data sets and a duration analysis methodology, this paper estimates the effect that exposure to armed conflict has on school drop-out decisions of Colombian children between the ages of six and ...
Catherine Rodríguez, Fabio Sánchez T.
core  

To Prevent Armed Conflicts: Swedish Action Program

open access: bronze, 2000
Anna Lindh   +2 more
openalex   +1 more source

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