Results 111 to 120 of about 3,323,356 (286)

The position and role of Qatar in China’s Middle East policy

open access: yesRUDN Journal of World History
The evolving dynamics of global foreign policy have highlighted economic cooperation as a critical factor in international relations post-Cold War. China’s increasing involvement in the Middle East, particularly in the Persian Gulf, has emerged as a ...
Seyedmohammad Seyedi Asl   +2 more
doaj   +1 more source

Combined Process‐ and Phase‐Field‐Simulation to Predict the Microstructure of Single‐Crystal Ni‐Based Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
A combined finite element and phase‐field approach predicts the evolution of microstructure during the directional solidification of Ni‐based superalloys. The model reveals how withdrawal rate, temperature gradient, and wall thickness control the dendrite spacing, highlighting the strong effect of surface regions in thin sections where dendrite growth ...
Sean Böhm   +3 more
wiley   +1 more source

A Knowledge‐Based Approach for Understanding and Managing Additive Manufacturing Data

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing processes generate a large amount of data. Effectively managing, understanding, and retrieving information from this data remains a major challenge. Therefore, we propose an ontology‐based approach to integrate heterogeneous data, enable semantic queries, and support decision‐making.
Mina Abd Nikooie Pour   +5 more
wiley   +1 more source

MANAGEMENT OF EUROPEAN PROGRAMS WITH IMPACT ON THE ENERGY ROMANIAN SECTOR [PDF]

open access: yes
The energy sector is a basic domain of the economy and which must be managed carefully because of the limitation of the resources and generated pollution.
Irina POPA
core  

Phase Field Failure Modeling: Brittle‐Ductile Dual‐Phase Microstructures under Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
The approach by Amor and the approach by Miehe and Zhang for asymmetric damage behavior in the phase field method for fracture are compared regarding their fitness for microcrack‐based failure modeling. The comparison is performed for the case of a dual‐phase microstructure with a brittle and a ductile constituent.
Jakob Huber, Jan Torgersen, Ewald Werner
wiley   +1 more source

ENERGY GEOPOLITICS AS A FACTOR IN STRATEGIC PLANNING FOR ARCTIC DEVELOPMENT

open access: yesСевер и рынок: формирование экономического порядка
The global competition for energy resources in the 21st century has intensified, positioning energy geopolitics as a subject of growing scientific relevance.
Sergey Yu. Kozmenko, Arina S. Kozmenko
doaj   +1 more source

A critical review of Nigeria’s energy sector: sources, policies and electricity market

open access: yesCogent Economics & Finance
Energy is the backbone of every country’s economic development. Industrialization cannot occur without sufficient electricity or other modern energy sources.
Hassan Nuhu Wali   +3 more
doaj   +1 more source

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