Results 131 to 140 of about 45,260 (306)

Effect of the over-ageing treatment on the mechanical properties of AA2024 aluminum alloy. [PDF]

open access: yes, 2012
The evolution of the hardness of the over-ageing AA2024 alloy scale was followed by measurements of Vickers hardness. The nanoindentation is adapted to the determination of elastoplastic properties (hardness and Young’s modulus) of the matrix and also of
Abrudeanu, Marioara   +6 more
core  

An AI‐Enabled All‐In‐One Visual, Proximity, and Tactile Perception Multimodal Sensor

open access: yesAdvanced Robotics Research, EarlyView.
Targeting integrated multimodal perception of robots, an AI‐enabled all‐in‐one multimodal sensor is proposed. This sensor is capable of perceiving three types of modalities, including vision, proximity, and tactility. By toggling an ultraviolet light and adjusting the camera focus, it switches smoothly between multiple perceptual modalities, enabling ...
Menghao Pu   +7 more
wiley   +1 more source

Prediksi Kurva P-h dan Nilai Kekerasan pada Indentasi Bulat Berbasis Pendekatan Tegangan Representatif (?r)

open access: yesJurnal Energi Dan Manufaktur, 2016
Abstrak: Dalam penelitian ini model elemen hingga untuk indentasi bulat (Spherical) telah dikembangkan dan divalidasi. Sebuahpendekatan untuk memprediksi kurva P-h dari sifat material konstitutif telah dikembangkan dan diuji berdasarkanhubungan antara ...
I Nyoman Budiarsa
doaj  

Indentation size effects: A study via finite similitude scaling theory

open access: yesMaterials & Design
Indentation is a widely applied measurement technique that can be reasonably categorized as nondestructive for evaluating mechanical properties. It is practically attractive and favored because it is easy to use and quick to apply at relatively low cost.
Hamed Sadeghi   +3 more
doaj   +1 more source

Image Processing based real time hardness measurement of an object [PDF]

open access: yes, 2011
To know how useful a material can be, one needs to have a thorough understanding of its properties. Hardness is one such property whose knowledge can be put into use not only in designing machine parts, but also in many day to day applications.
Banerjee, Snigdharup, Hoda, Sanaul
core  

TacScope: A Miniaturized Vision‐Based Tactile Sensor for Surgical Applications

open access: yesAdvanced Robotics Research, EarlyView.
TacScope is a compact, vision‐based tactile sensor designed for robot‐assisted surgery. By leveraging a curved elastomer surface with pressure‐sensitive particle redistribution, it captures high‐resolution 3D tactile feedback. TacScope enables accurate tumor detection and shape classification beneath soft tissue phantoms, offering a scalable, low‐cost ...
Md Rakibul Islam Prince   +3 more
wiley   +1 more source

MODELING OF IMPACT CONTACT OF INDENTER AND NON-RIGID STEEL CONSTRUCTIONS DURING MEASURMENT OF HARDNESS

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2018
The problems of measuring hardness of constructions with insufficient rigidity by the dynamic indentation are discussed. The disadvantages of the existing dynamic hardness testers are described, the operation of which consists in impact indentation and ...
A. P. Kren   +2 more
doaj  

Grip and Grasp: Lizard Claw Inspired Robotic Manipulators

open access: yesAdvanced Robotics Research, EarlyView.
Our study identifies the most effective lizard claw shape for use as an end effector in a bioinspired robotic manipulator. By examining key geometric features and combining them into comparative indices, the Crotaphytus collaris claw is found to be the best fit.
Hyeon Lee   +4 more
wiley   +1 more source

Mastering Complexity toward High‐Performance Multi‐Principal Element Alloy‐Based Films and Coatings: A Review on Microstructural Regulation and Property Optimization

open access: yesAdvanced Science, EarlyView.
This review provides a comprehensive exploration of microstructure regulation strategies for multi‐principal element alloy‐based films and coatings, with a focus on the interplay between elemental composition, nanoscale architecture, heterostructures and interfacial engineering in tailoring their properties and functions. A systematic analysis of their
Jiaming Cao   +4 more
wiley   +1 more source

On the Origins of Toughness in Corymbia calophylla (Marri Tree) Nuts

open access: yesAdvanced Science, EarlyView.
We uncover the natural toughening mechanisms of the marri nut, including fiber pullout, crack deflection, and a viscoelastic matrix, which enable exceptional energy absorption and ductility comparable to Teflon, with an elastic modulus similar to acrylic.
Wegood M. Awad   +7 more
wiley   +1 more source

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