Results 91 to 100 of about 56,324,458 (301)

Hyperspectral image analysis techniques for the detection and classification of the early onset of plant disease and stress

open access: yesPlant Methods, 2017
This review explores how imaging techniques are being developed with a focus on deployment for crop monitoring methods. Imaging applications are discussed in relation to both field and glasshouse-based plants, and techniques are sectioned into ‘healthy ...
Amy Lowe, N. Harrison, A. French
semanticscholar   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Derivation of the stress concentrations at holes in orthotropic plates using thermoelastic stress analysis

open access: yes, 2009
An experimental study of the stress distribution around holes in orthotropic composite laminates has been conducted using thermoelastic stress analysis (TSA).
Quinn, S.   +2 more
core   +1 more source

On the Energy Storage Capacity and Design Optimization of Compound Flywheel Rotors with Prestressed Hyperbolic Disks [PDF]

open access: yesJournal of Applied and Computational Mechanics
Flywheels used for energy storage may be assembled by press fitting or bonding of concentric rotor parts. During operation, each part is subjected to a superposition of stress fields associated with centrifugal loading and with contact at the component ...
Sutham Arun   +3 more
doaj   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

Digital image correlation in the classroom: determining stress concentration factors with webcams

open access: yes, 2012
In this study, we introduce graduate students to an experiment with digitalimage correlation (DIC). From an educational point of view, the aim is to get students familiar with basic aspects of stereovision and DIC, for example, speckle pattern, subset ...
Coppieters, Sam   +4 more
core   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Thermoelastic stress and damage analysis using transient loading

open access: yes, 2010
Thermoelastic stress analysis (TSA) is often regarded as a laboratory based technique due to its requirement for a cyclic load. A modified methodology is proposed in which only a single transient load is used for the TSA measurement.
Quinn, S.   +2 more
core   +1 more source

Research on the Strain and Stress of Powered Roof Support Construction to Limit Damage

open access: yesMachines
A powered roof support in a mining complex comprises a set of sections positioned side by side. Thus, it creates space for the mining longwall shearer and the excavated material haulage conveyor. The main role of the powered roof support is to secure the
Dawid Szurgacz
doaj   +1 more source

Optimization of Thin Shell Structures Using FSD Algorithms

open access: yesCommunications, 2012
The paper presents a theoretical and numerical study of the efficiency of the fully stress design (FSD) algorithm in the case of thin shell finite elements.
Milan Saga   +2 more
doaj   +1 more source

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