Results 41 to 50 of about 387,648 (305)

Prediction of the Bearing Capacity Envelope for Spudcan Foundations of Jack-Up Rigs in Hard Clay with Varying Strengths

open access: yesJournal of Marine Science and Engineering
In offshore drilling and geological exploration, the stability of jack-up rigs is predominantly determined by the bearing capacities of spudcan foundations during seabed penetration.
Mingyuan Wang   +4 more
doaj   +1 more source

Pushing the (nuclear) envelope into meiosis. [PDF]

open access: yes, 2013
A recent study shows that a short isoform of a mammalian nuclear lamin is important for homologous chromosome interactions during meiotic prophase in ...
Dernburg, Abby F
core   +1 more source

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

Off-Axial Tensile Test and Analysis for Stratospheric Airship Envelope Material

open access: yesAerospace
The mechanical properties of envelope materials play a critical role in determining the service life of stratospheric airships. This paper investigates the failure analysis and strength criteria of a plain-woven stratospheric envelope material.
Zhanbo Li   +3 more
doaj   +1 more source

Triaxial Strength Criteria in Mohr Stress Space for Intact Rocks

open access: yesAdvances in Civil Engineering, 2020
Conventional triaxial strength criteria are important for the judgment of rock failure. Linear, parabolic, power, logarithmic, hyperbolic, and exponential equations were, respectively, established to fit the conventional triaxial compression test data ...
Baohua Guo   +3 more
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

An Adaptive Autogram Approach Based on a CFAR Detector for Incipient Cavitation Detection

open access: yesSensors, 2020
Cavitation failure often occurs in centrifugal pumps, resulting in severe harm to their performance and life-span. Nowadays, it has become crucial to detect incipient cavitation ahead of cavitation failure.
Ning Chu   +6 more
doaj   +1 more source

Bioinspired Shape‐Memory Hook Fasteners With Programmable Interlocking and Silent Release

open access: yesAdvanced Engineering Materials, EarlyView.
Bioinspired hook fasteners made from epoxy shape‐memory polymers are shown to switch between strong, secure attachment and gentle, silent release when heated. By combining programmable geometry and material response, these adaptive fasteners outperform commercial systems in strength and noise control, enabling new solutions for robotics, medical ...
Maria I. Vallejo Ciro   +3 more
wiley   +1 more source

Innovative Data-Driven Machine Learning Approaches for Predicting Sandstone True Triaxial Strength

open access: yesApplied Sciences
Given the critical role of true triaxial strength assessment in underground rock and soil engineering design and construction, this study explores sandstone true triaxial strength using data-driven machine learning approaches. Fourteen distinct sandstone
Rui Zhang, Jian Zhou, Zhenyu Wang
doaj   +1 more source

Effects of Structural Failure on the Safe Flight Envelope of Aircraft

open access: yesJournal of Guidance, Control, and Dynamics, 2018
The research presented in this paper focuses on the effects of structural failures on the safe flight envelope of an aircraft, which is the set of all the states in which safe maneuver of the aircr...
Nabi, H.N. (author)   +5 more
openaire   +5 more sources

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