Results 71 to 80 of about 10,253 (230)

Interfacial Assembly of Dye‐Doped Microparticles Driven by Combined Optical and Non‐Optical Forces

open access: yesAdvanced Optical Materials, Volume 13, Issue 31, November 5, 2025.
Optical trapping controls nano‐ and microparticle assembly using various forces, including absorption for photoexcitable resonant molecules. This study demonstrates photoexcitation‐mediated assembly, forming hexagonal‐close‐packed structures at the air/solution interface.
Qing Qing Wang   +9 more
wiley   +1 more source

Parameterization dynamics visual design platform for missile launching system

open access: yesAdvances in Mechanical Engineering, 2019
The missile launching system is a typical complex mechanical system, which is becoming increasingly larger in scale and more complicated in structure.
Haigen Yang   +3 more
doaj   +1 more source

Formula manipulation in the bond graph modelling and simulation of large mechanical systems [PDF]

open access: yes, 1985
A multibond graph element for a general single moving body is derived. A multibody system can easily be described as an interconnection of these elements.
Bos, A.M., Tiernego, M.J.L.
core   +3 more sources

Structural Dynamics of E-Bike Drive Units: A Flexible Multibody Approach Revealing Fundamental System-Level Interactions

open access: yesVehicles
The design-related behaviour of structural dynamics for electric-assisted bicycle (e-bike) drive units significantly influences the mechanical system—e.g., vibrations and durability, stresses and loads, or functionality and comfort.
Kevin Steinbach   +4 more
doaj   +1 more source

Research on Microvibrations Generated by a Control Moment Gyroscope on a Flexible Interface Based on a Dynamic Substructure Method

open access: yesInternational Journal of Aerospace Engineering, 2018
Microvibrations generated by a control moment gyroscope (CMG) will couple with a flexible spacecraft structure, and this seriously degrades certain point performances of a spacecraft. This study focuses on investigating the coupled microvibrations caused
Xiongfei Li, Wei Cheng
doaj   +1 more source

Approaches and possible improvements in the area of multibody dynamics modeling [PDF]

open access: yes
A wide ranging look is taken at issues involved in the dynamic modeling of complex, multibodied orbiting space systems. Capabilities and limitations of two major codes (DISCOS, TREETOPS) are assessed and possible extensions to the CONTOPS software are ...
Lips, K. W., Singh, R.
core   +1 more source

Damping characterization in large structures [PDF]

open access: yes
This research project has as its main goal the development of methods for selecting the damping characteristics of components of a large structure or multibody system, in such a way as to produce some desired system damping characteristics. The main need
Eke, Estelle M., Eke, Fidelis O.
core   +1 more source

Modeling and Pointing Performance Analysis of Disturbance-Free-Payload System With Flexible Umbilical Connection

open access: yesIEEE Access, 2019
Disturbance-Free-Payload is a novel spacecraft architecture proposed to achieve perfect vibration isolation performance of space applications. In this paper, the object under study is a DFP system in which a flexible umbilical connection between the ...
Jiaxing Zhou   +5 more
doaj   +1 more source

An Investigation into the Modeling Methodology of the Coil Spring

open access: yesShock and Vibration, 2020
The coil spring is an important element in the suspension system of railway vehicles, and its structural vibration caused by the mass distribution can deteriorate the dynamic performance of the vehicle.
Liangcheng Dai   +3 more
doaj   +1 more source

Spatial operator approach to flexible multibody system dynamics and control [PDF]

open access: yes
The inverse and forward dynamics problems for flexible multibody systems were solved using the techniques of spatially recursive Kalman filtering and smoothing.
Rodriguez, G.
core   +1 more source

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