Results 91 to 100 of about 143,515 (296)

The Royal Cemetery at Ur and Early Wheels

open access: yesTyragetia, 2013
Based on the analysis of data about the structure of wheels from the royal necropolis of Ur - a fragment of stone tile, mosaic “Standard” and wagon wheels from burials, as well as artifacts discovered in the other monuments, the author concludes that in ...
Elena Izbitser
doaj  

Rapportage 4. Programmaproductie WHEELS-leefstijlapp: Uitwerking van IM-stap 4 in de ontwikkeling van een leefstijlapp voor rolstoelgebruikers

open access: yes, 2020
Deze rapportage maakt deel uit van zes rapportages die zijn opgeleverd in het WHeelchair ExercisE and Lifestyle Study (WHEELS) project. In deze rapportages worden de resultaten gepresenteerd van de Intervention Mapping (IM) stappen 1 t/m 6 in het ...
studiegroep, WHEELS, Holla, Jasmijn
core  

Soft Actuators Integrated with Control and Power Units: Approaching Wireless Autonomous Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
Soft robots exhibit significant development potential in various applications. However, there are still key technical challenges regarding material improvement, structure design and components integration. This review focuses on the development and challenge of soft actuators, power components, and control components in untethered intelligent soft ...
Renwu Shi, Feifei Pan, Xiaobin Ji
wiley   +1 more source

Wandering Wheels Newsletter, 1998 [PDF]

open access: yes, 1998
https://pillars.taylor.edu/wanderingwheels-newsletter/1002/thumbnail ...
Wandering Wheels
core   +1 more source

The in-situ Ti alloying of aluminum alloys and its application in A356 alloys [PDF]

open access: yesChina Foundry, 2005
This research has investigated the in-situ Ti alloying of aluminum alloys and its application to A356 alloys and wheels through the evaluation of microstructure and mechanical properties. The results showed that stable titanium content can be obtained by
Zongxia LIU, Mousheng SONG, Tianfu SONG
doaj  

Multidirectional Motion Strategy of Miniature Water Surface Robot Actuated by Single Exciter

open access: yesAdvanced Robotics Research, EarlyView.
A novel multidirectional motion strategy on the water surface based on a single exciter is proposed, and a single‐exciter single‐plate module is developed for actuation. The driving forces generation mechanism of the module is revealed from the perspective of the asymmetric surface wave field.
Haoxuan He   +4 more
wiley   +1 more source

Research on a new omnidirectional mobile platform with heavy loading and flexible motion

open access: yesAdvances in Mechanical Engineering, 2017
This article presents an omnidirectional mobile platform with six mecanum wheels, which provide better carrying capacity than traditional four-wheel platform.
Yingzhong Tian   +5 more
doaj   +1 more source

Gravity water wheels as a micro hydropower energy source: A review based on historic data, design methods, efficiencies and modern optimizations

open access: yesRenewable & Sustainable Energy Reviews, 2018
Nowadays, due to the need for clean energy and sustainable electricity production, hydropower plays a central role in satisfying the energy demand. Particularly, use of low head micro hydropower plants is spreading worldwide, due to their low payback ...
E. Quaranta, R. Revelli
semanticscholar   +1 more source

Gait Analysis of Pak Biawak: A Necrobot Lizard Built using the Skeleton of an Asian Water Monitor (Varanus Salvator)

open access: yesAdvanced Robotics Research, EarlyView.
Pak Biawak, a necrobot, embodies an unusual fusion of biology and robotics. Designed to repurpose natural structures after death, it challenges conventional boundaries between nature and engineering. Its movements are precise yet unsettling, raising questions about sustainability, ethics, and the untapped potential of biointegrated machines.
Leo Foulds   +2 more
wiley   +1 more source

Analysis of Vibration When Application of Progressive Grinding Wheels

open access: yesCommunications, 2007
This investigation was undertaken to compare the performance of grinding wheels containing newly developed "seeded gel" aluminum oxide abrasive with the wheels containing conventional monocrystalline aluminum oxide.
Jana Steiningerova   +2 more
doaj   +1 more source

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