Results 101 to 110 of about 545,608 (316)

Multimodal Mechanical Testing of Additively Manufactured Ti6Al4V Lattice Structures: Compression, Bending, and Fatigue

open access: yesAdvanced Engineering Materials, EarlyView.
In this experimental study, the mechanical properties of additively manufactured Ti‐6Al‐4V lattice structures of different geometries are characterized using compression, four point bending and fatigue testing. While TPMS designs show superior fatigue resistance, SplitP and Honeycomb lattice structures combine high stiffness and strength. The resulting
Klaus Burkart   +3 more
wiley   +1 more source

Design and Prototyping of Topology‐Optimized, Additively Manufactured Lightweight Components for Space Robotic Systems: A Case Study

open access: yesAdvanced Engineering Materials, EarlyView.
The results demonstrate a simulation‐driven workflow that applies LSB topology optimization with additive manufacturing constraints to mission‐specific load cases, integrating European Cooperation for Space Standardization compliant verification and manufacturability to develop structurally efficient rover suspension components.
Stelios K. Georgantzinos   +11 more
wiley   +1 more source

基于模糊分析的蜗杆传动的可靠性优化设计

open access: yesJixie chuandong, 2000
In this paper, some problems about the vibration of two stage split flow double circular arc gear reducer used in pumping units were discussed. These problems include the method for building and solving vibration model and the vibration behavior ...
王剑彬
doaj  

Unruh Entropy with Exponential Energy Distribution for a Spherically Symmetric Source

open access: yesParticles
Unruh effect entropy is estimated for a spherically symmetric source with an exponential energy distribution; angular degrees of freedom are suggested to be equally likely to contribute.
Maksym Teslyk   +2 more
doaj   +1 more source

Towards a miniature self-propelled jellyfish-like swimming robot

open access: yesInternational Journal of Advanced Robotic Systems, 2016
Jellyfish uses jet propulsion to achieve a diversity of propulsion modes in the water. In this article, a miniature jellyfish-inspired swimming robot is designed and built, which is capable of executing horizontal and vertical propulsion and maneuvers ...
Junzhi Yu   +3 more
doaj   +1 more source

Screen‐Printed Flexible Piezoelectric Force Sensor Array with Electromagnetic Interference Shielding

open access: yesAdvanced Engineering Materials, EarlyView.
This article introduces a flexible screen‐printed piezoelectric sensor array designed for low‐frequency healthcare applications such as tactile sensing and cardiovascular monitoring. The device integrates interface electronics enabling the simultaneous acquisition of up to 128 signals, along with flexible EMI shielding that significantly reduces noise ...
Joseph Faudou   +6 more
wiley   +1 more source

Mechanism Design with Singularity Avoidance of Crystal-Inspired Deployable Structures

open access: yesCrystals, 2019
Although deployable structures have important applications in various fields, developing a new form of structural configuration faces some scientific challenges.
Yao Chen, Jiayi Yan, Jian Feng
doaj   +1 more source

Transfer of Energy and Momentum Between Magnetoactive Surface Microstructure and a Solid Object

open access: yesAdvanced Engineering Materials, EarlyView.
We demonstrate that magnetoactive multilamellar arrays subjected to a rotating magnetic field can function as platforms for controlled transport of physical objects. Through systematic experimental investigation, we elucidate the underlying physical mechanisms determining the upper limit of the achievable transportation speed in such magnetic “conveyor‐
Arne Geldof   +9 more
wiley   +1 more source

Dimension Increase via Hierarchical Hydrogen Bonding from Simple Pincer-like Mononuclear complexes

open access: yesCHIMIA, 2015
A tetradentate symmetric ligand bearing both coordination and hydrogen bonding sites, N1,N3-bis(1-(1H-benzimidazol-2-yl)-ethylidene)propane-1,3-diamine (H2bbepd) was utilized to synthesize a series of transition metal complexes, namely [Co ...
Sheng-Run Zheng   +7 more
doaj   +1 more source

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