Results 111 to 120 of about 261,021 (287)

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Study on Composite Fracture Characteristics and Hydraulic Fracturing Behavior of Hard Rock

open access: yesApplied Sciences
To investigate the influence of non-singular terms (T stress) in the stress field on the composite fractures of hard rock Type I–II, such as rock splitting failure and hydraulic fracture propagation, this study focused on hard rocks in metallic mines ...
Xiaoyu Tang   +3 more
doaj   +1 more source

Stress Fractures

open access: yes
May T, Marappa-Ganeshan R.
europepmc   +2 more sources

Phase Field Failure Modeling: Brittle‐Ductile Dual‐Phase Microstructures under Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
The approach by Amor and the approach by Miehe and Zhang for asymmetric damage behavior in the phase field method for fracture are compared regarding their fitness for microcrack‐based failure modeling. The comparison is performed for the case of a dual‐phase microstructure with a brittle and a ductile constituent.
Jakob Huber, Jan Torgersen, Ewald Werner
wiley   +1 more source

The Effect of Vitamin D Supplementation on Serum 25(OH)D and its Association with Stress Fractures in High-Risk, Physically Active Adults: A Critically Appraised Topic

open access: yesJournal of Sports Medicine and Allied Health Sciences: Official Journal of the Ohio Athletic Trainers' Association
Clinical Scenario: In collegiate athletic and military populations alike, the repetitive and intense training increase the risk of experiencing a stress fracture, representing a significant time loss and financial cost.
Connor Lewis, Martha Yost, Aric Warren
doaj   +1 more source

Parameter Variation in Planetary Ball Milling of Titanium Aluminide Powder in XHV‐Adequate Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the effects of milling parameters, including rotational speed, milling duration, and ball‐to‐powder ratio, on TiAl particle size and morphology in an XHV‐equivalent atmosphere. The creation of oxide‐free surfaces enhances the mechanical properties of green bodies.
Jytte Möckelmann   +4 more
wiley   +1 more source

Fracture characteristics and its genesis of tight reservoir in Xujiahe formation of central Yuanba area in Sichuan basin

open access: yesYouqicang pingjia yu kaifa, 2018
The tight gas reservoir in the central Yuanba area of Sichuan basin is one of the major breakthrough in oil and gas survey in recent years. The fractures have important influence on the migration, enrichment and production capacity of the natural gas ...
Li Hu   +4 more
doaj  

Epidemiology, Performance, and Return to Sport After Rib Fracture in Professional Baseball Players

open access: yesOrthopaedic Journal of Sports Medicine
Background: Baseball players are vulnerable to stress-related injuries due to the biomechanics required to perform successfully, and stress fractures can occur via overuse. Baseball players can also sustain traumatic fractures via collision.
Sanjiv Gopalkrishnan MD, MBA   +5 more
doaj   +1 more source

Stress sensitivity characteristics of tight sandstone of Xujiahe Formation in southern part of Sichuan Basin

open access: yesYouqi dizhi yu caishoulu
Tight sandstone reservoirs have poor physical properties and complex pore structures, so hydraulic fracturing technology is usually used to improve the beneficial development of tight sandstone reservoirs.
ZHENG Lingli   +6 more
doaj   +1 more source

Numerical Exploration of Thermal Shock Resistance in MgO–C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
A mesostructure‐resolved numerical framework is developed to evaluate the thermal shock resistance of MgO–C refractories. By modeling interface debonding under rapid temperature changes and introducing a modified thermal shock parameter that accounts for mesocracks, the study shows how graphite content and aggregate size influence thermal shock ...
Jishnu Vinayak Gopi   +3 more
wiley   +1 more source

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