Results 71 to 80 of about 5,804 (225)

Strength–Ductility Balance in Additively Manufactured Laminated Fe‐Cr‐Ni/Fe‐Cr‐Ni‐Cu Alloy Heterostructures

open access: yesRare Metals, Volume 45, Issue 7, July 2026.
ABSTRACT Fe‐Cr‐Ni‐Cu alloy has been extensively utilized over the past few decades due to its low cost yet high strength. Nevertheless, the poor ductility of this alloy limits its real application in industrial fields. In this study, a soft Fe‐Cr‐Ni alloy was combined with a Fe‐Cr‐Ni‐Cu alloy by laser‐directed energy deposition (LDED) to fabricate the ...
Jiuxing Tang   +9 more
wiley   +1 more source

AUTO-SHAPE ANALYSIS OF IMAGE TEXTURES IN FRACTOGRAPHY

open access: yesImage Analysis and Stereology, 2011
The aim of this study is to estimate the velocity of fatigue crack growth (crack growth rate - CGR) from the texture in SEM images of crack surfaces. A simple and quick method is based on fitting training images as a linear combination of several small ...
Hynek Lauschmann, Ivan Nedbal
doaj   +1 more source

The Effect of Crown Height and Retentive Height of Abutment on the Fracture Resistance of Fatigued Monolithic Zirconia Anterior Implant Crowns—An In Vitro Study

open access: yesClinical Oral Implants Research, Volume 37, Issue 7, Page 867-882, July 2026.
ABSTRACT Objectives This laboratory study investigated the effect of two different retentive heights of Ti‐base abutments (3.5 and 5.5 mm) and crown heights (13 and 16 mm) on the load at failure and survival of monolithic zirconia implant‐supported crowns replacing a maxillary central incisor.
Esha Zahid   +5 more
wiley   +1 more source

Fatigue life of high strength steel for cold forming

open access: yesMetalurgija, 2017
The article presents the results of fatigue tests carried out on STRENX-type high-strength cold forming steel. For high-cycle fatigue tests carried out using low cycle loading frequencies of around 30 Hz, a ROTOFLEX machine was used. For ultra high-cycle
R. Ulewicz, F. Novy
doaj  

Mechanical, Thermal, and Microstructural Evaluation of Bio‐Based Polyurethane Composites Reinforced With Woven Jute and Flax

open access: yesPolymer Composites, Volume 47, Issue S2, Page S318-S335, 20 June 2026.
Graphical overview of the manufacturing and characterization of bio‐based polyurethane composites reinforced with woven jute and flax fibers produced by the VARTM process. Mechanical, thermal, and microstructural analyses reveal differences in stiffness, thermal stability, and interfacial behavior between the natural fiber composites.
Vanessa A. Santos   +3 more
wiley   +1 more source

Fractography of polytetrafluoroethylene /PTFE/

open access: yes, 1968
Application of fractography to polymeric material using ...
Nerren, B. H.
core   +1 more source

Relationship between microstructure and fracture types in a UNS S32205 duplex stainless steel

open access: yesMaterials Research, 2013
Duplex stainless steels are susceptible to the formation of sigma phase at high temperature which could potentially be responsible for catastrophic service failure of components.
Maria Victoria Biezma   +2 more
doaj  

The Role of Interfacial Shear Strength in Composite Performance

open access: yesPolymer Composites, Volume 47, Issue S2, Page S918-S932, 20 June 2026.
Plasma‐modified fibre interfaces: effects on interfacial shear strength and composite fracture behaviour. ABSTRACT This study investigates the role of interfacial shear strength (ISS) in governing the mechanical behavior of fiber‐reinforced composites through an experimental approach.
G. Scarselli   +5 more
wiley   +1 more source

Effects of Annealing Temperature on Microstructural Evolution and Mechanical Properties in Cold-Rolled High-Nitrogen Austenitic Steel

open access: yesMetals
High-nitrogen austenitic steel (HNS) cold-rolled with a reduction rate of 25% was subjected to an investigation of the effect of annealing temperature on microstructural evolution, tensile properties and the variation in fracture surface morphology.
Jong-Ho Shin   +2 more
doaj   +1 more source

Effect of Laser Deoxidation on Adhesive‐Bonded Aluminum in an Oxygen‐Free Atmosphere

open access: yesAdvanced Engineering Materials, Volume 28, Issue 12, 17 June 2026.
This study investigates laser ablation of aluminum under oxygen‐free conditions. The goal is to produce oxide‐free substrates that enable improved adhesive bonding with epoxy. Optimized laser parameters (90% overlap, 300 µJ) combined with oxide‐free substrates result in the highest tensile strength of the adhesive bond.
Sandra Gerland   +5 more
wiley   +1 more source

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