Results 31 to 40 of about 2,656,359 (254)

A new cranium of Metacervocerus longdanensis (Cervidae, Mammalia) and the genus Metacervocerus in China [PDF]

open access: yes古脊椎动物学报 (中英文版)
This study documents a skull of the large cervid Nipponicervus longdanensis from the Early Pleistocene (~2.6-2.1 Ma) of Longdan, Gansu, China. Morphological comparisons indicate that N.
WANG Shi-Qi, MA Jiao, FU Jiao, BAI Wei-Peng
doaj   +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

Comparative Study of Adaptive Beam-Steering and Adaptive Modulation-Assisted Dynamic Channel Allocation Algorithms

open access: yes, 2001
—A range of dynamic channel allocation (DCA) algorithms, namely, distributed control and locally distributed control assisted DCA arrangements, are studied comparatively. The so-called locally optimized least interference algorithm (LOLIA) emerges as one
Blogh, J.S., Cherriman, P.J., Hanzo, L.
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

On the analysis of switched-beam antennas for the W-CDMA downlink [PDF]

open access: yes, 2004
Smart antennas are widely recognized as an enabling technology for addressing the demand of future wireless network capacity when employed in place of traditional fixed-coverage sector antennas.
Beach, Mark   +5 more
core   +1 more source

A Comprehensive Review of Machine Learning Applications in Laser Optics

open access: yesIEEE Photonics Journal
Machine learning (ML) has emerged as a transformative tool in laser-based optics, driving advancements in both fundamental research and industrial applications.
Saadman Yasar, Murat Yuksel
doaj   +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

Design and Analysis of a Two-Degree-of-Freedom Compliant Tilt Stage Differentially Driven by Positive and Negative Poisson’s Ratio Folded Beams

open access: yesMachines
Precision tilt stages capable of high angular resolution and low cross-axis coupling are essential for applications such as free-space optical communication, adaptive optics, and micro/nano-positioning.
Xiaochen Hu   +4 more
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Optimal Energy Management in Solar-powered Battery-Ultracapacitor Hybrid Electric Vehicles: Leveraging ANN-HDKR for Tilt Angle Optimization [PDF]

open access: yesJournal of Applied Research in Electrical Engineering
This paper presents a comprehensive methodology to improve solar irradiance forecasting and optimize its integration into hybrid electric vehicle (HEV) energy management systems (EMS).
Shraddha Kaushik, Kunamneni Rachnanjali
doaj   +1 more source

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