Results 51 to 60 of about 219,728 (309)

Tensile and Compress Property of Composite Laminate in Hygrothermal Environment

open access: yesCailiao gongcheng, 2018
The tensile and compressive tests on woven carbon fiber epoxy resin composite specimens in different hygrothermal environments were carried out. The moisture absorption, tensile and compressive properties, fracture morphology and dynamic mechanical ...
XU Liang   +4 more
doaj   +1 more source

Bistable Mechanisms 3D Printing for Mechanically Programmable Vibration Control

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces a 3D‐printed bistable mechanism integrated into tuned mass dampers (TMDs) for mechanically adaptive passive vibration suppression. Through optimized geometry, the bistable design provides adaptable vibration reduction across a broad range of scenarios, achieving effective vibration mitigation without complex controls or external ...
Ali Zolfagharian   +4 more
wiley   +1 more source

Tensile Property and Influence Parameters of Bonded Repaired Composite Laminates

open access: yesCailiao gongcheng, 2017
Bonded repair is efficient and widely-used repair technique for composite structures. Tests were conducted to study the tensile property of scarf repaired and external bonded repaired composite laminates with different repair parameters. The results show
NIE Heng-chang   +4 more
doaj   +1 more source

Tensile properties of orthodontic elastomeric ligatures

open access: yesIndian Journal of Dental Research, 2010
Tensile properties of elastomeric ligatures become important when efficiency of orthodontic appliances is considered.The aim of this study was to compare tensile strength, extension to tensile strength, toughness and modulus of elasticity of elastomeric ligatures in both the as--received condition and after 28 days of immersion in the simulated oral ...
Ahrari F, Jalaly T, Zebarjad M
openaire   +3 more sources

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Strength Properties of Preceramic Brazed Joints of a Gold-Palladium Alloy with a Microwave-assisted Oven and Gas/Oxygen Torch Technique [PDF]

open access: yes, 2014
Statement of problem The effect of microwave brazing on the strength properties of dental casting alloys is not yet known. Purpose The purpose of this study was to compare the strength properties of preceramic brazed joints obtained by using a microwave
Dunford, Robert   +3 more
core   +1 more source

Aggregate effect on the concrete cone capacity of an undercut anchor under quasi-static tensile load [PDF]

open access: yes, 2018
In the last decades, fastening systems have become an essential part of the construction industry. Post-installed mechanical anchors are frequently used in concrete members to connect them with other load bearing structural members, or to attach ...
Boumakis, Ioannis   +4 more
core   +3 more sources

Tensile Properties of Nanosilica/Epoxy Nanocomposites

open access: yesProcedia Engineering, 2012
AbstractThe effect of nanosilica on the tensile stress-strain response of Epikote 828 epoxy polymer was studied. A 40 wt% nanosilica/epoxy masterbatch was used to prepare a series of nanocomposites with 5–25 wt% nanosilica content. Static uniaxial tensile tests were conducted to investigate the tensile stress–strain response and tensile properties of ...
Jumahat, A.   +3 more
openaire   +3 more sources

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

The Effect on Tensile Property of Surface Treatment of MWNTs on MWNTs/PI Films

open access: yesJournal of Harbin University of Science and Technology, 2017
We discussed the effects of MWNTs surface treatments on MWNTs/PI hybrid films in tensile strength. Used by ultrasonic,mixed acid and Fenton three methods to treat MWNTs,then through in-situ polymerization and heat imidization to prepare MWNTs/PI hybrid ...
ZHANG Ming-yan   +3 more
doaj   +1 more source

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