Results 161 to 170 of about 183,967 (321)

Analytical design and evaluation of an active control system for helicopter vibration reduction and gust response alleviation [PDF]

open access: yes
An analytical study was conducted to define the basic configuration of an active control system for helicopter vibration and gust response alleviation. The study culminated in a control system design which has two separate systems: narrow band loop for ...
Gold, P.   +3 more
core   +1 more source

Flexible Electronics in Robotics Systems: From Devices to Applications

open access: yesSmartBot, EarlyView.
This review presents the recent advancements in flexible electronics, and provides a systematic review of their integration and application in robotic systems. The review emphasizes the pivotal role flexible electronics plays in the field of intelligent robotics and outlines future development prospects for this promising technology. ABSTRACT The rapid
Xuyang An   +10 more
wiley   +1 more source

Dynamic analysis of geared rotors by finite elements [PDF]

open access: yes
A finite-element model of a geared rotor system on flexible bearings was developed. The model includes the rotary inertia of shaft elements, the axial loading on shafts, flexibility and damping of bearings, material damping of shafts and the stiffness ...
Houser, Donald R.   +3 more
core   +1 more source

Ionogel Actuators: A Review

open access: yesSmartBot, EarlyView.
Ionogels dynamically and functionally couple ionic liquids with polymer networks, enabling multiscale programmable deformation and motion under electrical, magnetic, optical, thermal, humidity, and chemical stimuli. This article systematically elucidates the constituent components, structural design, and multiscale actuation mechanisms of ionogel ...
Dezhou Cao   +5 more
wiley   +1 more source

Use of scale models to determine the structural dynamic characteristics of space vehicles [PDF]

open access: yes
Scale model designs for determining structural dynamic characteristics of future ...
Jaszlics, I. J., Park, A. C.
core   +1 more source

Large‐Area Metallic Nanohelices for Engineering Optical Chirality

open access: yesSmall, EarlyView.
By exploiting the nanoscale engineering of residual stresses in metallic thin films, this method enables scalable fabrication of submicrometer metallic helices with tunable geometry and material versatility. The resulting structures exhibit pronounced chiroptical responses across the mid‐ to near‐infrared range, offering a robust platform for chiral ...
Thu Hac Huong Le   +3 more
wiley   +1 more source

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