Results 71 to 80 of about 15,164,145 (290)

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Self-adaptive Grid Resource Monitoring and discovery [PDF]

open access: yes
The Grid provides a novel platform where the scientific and engineering communities can share data and computation across multiple administrative domains.
Lim Choi Keung, Hélène Niuklan
core  

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

Experiences of Applying Advanced Grid Authorisation Infrastructures [PDF]

open access: yes, 2005
The widespread acceptance and uptake of Grid technology can only be achieved if it can be ensured that the security mechanisms needed to support Grid based collaborations are at least as strong as local security mechanisms.
Chadwick, D. W.   +12 more
core   +1 more source

Complex-Order Fractional Proportional–Resonant Controller for High-Frequency Applications

open access: yesIEEE Open Journal of the Industrial Electronics Society
This article presents the design and implementation of a complex-order fractional proportional–resonant (COFPR) controller. The proposed COFPR controller is an evolution of the fractional proportional–resonant (FPR) controller suitable for ...
Daniel Heredero-Peris   +3 more
doaj   +1 more source

Field Report from Collaborative Research Center 1625: Heterogeneous Research Data Management Using Ontology Representations

open access: yesAdvanced Engineering Materials, EarlyView.
A unified research data management framework for heterogeneous materials data is presented. The system integrates multimodal datasets using ontologies and knowledge graphs, enabling interoperability and FAIR (findable, accessible, interoperable, reusable) data principles. By linking data across scales and workflows, it supports reproducible, Artifitial
Doaa Mohamed   +6 more
wiley   +1 more source

The Collaborative Semantic Grid

open access: yes, 2006
Grid and Semantic Web technologies both enable heterogeneous resources to be joined up to achieve new functionality and capability, and their combined effectiveness has been demonstrated through a number of ‘Semantic Grid’ projects. These typically apply
De Roure, David   +7 more
core   +2 more sources

Control interaction analysis of hybrid system with grid-following and grid-forming inverters based on admittance decomposition

open access: yesInternational Journal of Electrical Power & Energy Systems
In high renewable penetrated power systems, both grid-forming (GFL) and grid-following (GFM) inverters play an important role in maintaining the system stability and economic operation.
Yang Wang   +5 more
doaj   +1 more source

Is an Apple an Orange? A Large Language Model Benchmark for Candidate Term Extraction and Subclass Decisions Against Upper Ontologies in Engineering and Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Building machine‐readable vocabularies for materials science is slow, expert‐driven work. This study benchmarks 13 large language models on two of its first steps: finding candidate terms in engineering articles and deciding where they belong in a class hierarchy.
Thomas Bjarsch   +3 more
wiley   +1 more source

Enhancing microgrid resilience through integrated grid-forming and grid-following inverter strategies for solar PV battery control and fault ride-through

open access: yesScientific Reports
This study investigates the integration of a Grid-Forming (GFM) Battery Energy Storage System (BESS) to enhance the stability of microgrids in the presence of high renewable energy penetration. The proposed GFM inverter, combined with BESS, significantly
Md Ismail Hossain   +6 more
doaj   +1 more source

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