Results 111 to 120 of about 306,085 (292)

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Impact resistance of concrete using dovetailed fibres and type 2 synthetic fibres [PDF]

open access: yes, 2015
This paper investigates the relative performance of new dovetailed (DT) cross section fibres with regard to impact resistance and energy absorption of concrete.
Richardson, Alan, Batey, David
core  

A Simplified Laminar Flow Model for the Pultrusion of Glass Fiber/Polyethylene Terephthalate Commingled Yarns

open access: yesAdvanced Engineering Materials, EarlyView.
A simplified thermoplastic pultrusion model is developed to predict thermal fields in glass fiber/polyethylene terephthalate (GF/PET) composites with reduced computational cost. By combining effective material homogenization, validation against literature data, and Gaussian‐process‐based optimization, the study reveals how heating limits, pulling speed,
Elder Soares   +3 more
wiley   +1 more source

Materials compostos

open access: yesTemes de Disseny, 2002
El present article pretén mostrar al lector l'ampli ventall de possibilitats que ofereixen els materials compostos en el camp de l'enginyeria i el disseny.
Antonio Miravete, Luis Castejón
doaj   +2 more sources

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

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

Investigation into the photosensitivity of germanium-free antimony co-doped alumino-silicate optical fibres

open access: yes, 2004
Photosensitivity of different concentrations of antimony (Sb) codoped alumino-silicate optical fibres are analysed. Bragg gratings with index modulations of ~3 x 10-4 are reported.
Voo, N.Y.   +4 more
core   +1 more source

Increasing jute (Corchorus olitorius L.) fiber yield through hybridization and combining ability studies to break the yield plateau

open access: yesFrontiers in Plant Science
The growing global demand and shift from synthetic to natural fibers highlight the need to overcome the yield plateau in jute production. Despite being a sustainable alternative to plastic, jute faces declining cultivation, making yield improvement ...
Kumar Nishant Chourasia   +10 more
doaj   +1 more source

New AI‐Assisted Approach for Expanding the Solution Space: Application to Lattice Structure Design

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces an innovative framework for designing structured materials by ex panding the design space through reparameterization of qualitative variables into continuous structural descriptors. Combined with machine‐learning‐based prediction and multi‐objective optimization, the approach enables the discovery of novel lattice architectures ...
G. H. Gahimbare   +5 more
wiley   +1 more source

Effect of chenille yarns produced with selected comfort fibres on the abrasion and bending properties of knitted fabrics

open access: yes, 2010
In this study, the effects of pile and core yarn material types on the abrasion and bending behaviour of chenille knitted fabrics were studied. For this purpose different chenille yarns were produced from seven types of pile yarn material and two types ...

core  

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