Results 91 to 100 of about 3,932,809 (294)

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

Flexural Behavior of 3D‐Printed Porous Bouligand‐Structured Polymers: Influence of Pitch Angle and Porosity

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how helicoidal architectures with different porosities respond to bending. Adjusting layer angle and spacing in 3D‐printed polymers reveals clear tradeoffs between stiffness, strength, and energy absorption. Experiments and simulations highlight designs that distribute stress effectively, offering pathways for optimizing lightweight
Praveenkumar Subhash Patil   +2 more
wiley   +1 more source

Millimeter‐wave directional‐antenna beamwidth effects on the ITU‐R building entry loss (BEL) propagation model

open access: yesETRI Journal, 2019
Assuming omnidirectional antenna reception, the ITU‐R recently developed a new propagation model on building entry loss (BEL) for 5G millimeter‐wave frequency sharing and compatibility studies, which is a simplified outdoor‐to‐indoor path loss model ...
Juyul Lee   +5 more
doaj   +1 more source

A three-stage ATM switch with cell-level path allocation [PDF]

open access: yes, 1997
A method is described for performing routing in three-stage asynchronous transfer mode (ATM) switches which feature multiple channels between the switch modules in adjacent stages.
Collier, Martin
core   +2 more sources

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Design of Dual-Band MIMO Array Antenna and Its Characterization for Urban Millimeter Wave Channel Conditions

open access: yesIEEE Access
The multiple-input-multiple-output (MIMO) antenna improves the channel capacity, and the array antenna improves the channel condition. A combined feature benefits the current cellular and other 5G applications.
B. G. Parveez Shariff   +8 more
doaj   +1 more source

Recensione a: Sarah Rubin Blanshei, "Politica e Giustizia a Bologna nel tardomedioevo"

open access: yes, 2018
Si tratta della recensione del libro pubblicato da Sarah Rubin Blanshei, come si può vedere a partire dal titolo del ...
Edward Loss, LOSS, EDWARD
core   +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

The PRIMA Thesaurus for Materials Science and Engineering

open access: yesAdvanced Engineering Materials, EarlyView.
The PRIMA Thesaurus is a structured vocabulary designed to improve how materials science data is described and shared. Developed with input from multiple experts, it enables clear documentation of research workflows, data exchange, and reuse across platforms.
Rossella Aversa   +8 more
wiley   +1 more source

Comparison of Predicted Path Loss.

open access: yes, 2016
Comparison of Predicted Path Loss.
Azra Shamim (2587225)   +4 more
core   +1 more source

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