Results 171 to 180 of about 173,981,779 (310)

Time of flight diffraction testing of austenitic stainless steel weldments at elevated temperatures

open access: yes, 2008
Ultrasonic testing is a mandatory requirement during inservice inspection of the welds in the main and safety vessels of a prototype fast breeder reactor. Presently, conventional ultrasonic techniques have been proposed for use.
Subbaratnam, R.   +4 more
core  

Time-of-flight neutron radiography for differentiating ice and water during phase transitions in natural porous media. [PDF]

open access: yesSci Rep
Lombardo M   +7 more
europepmc   +1 more source

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

Multimodal Locomotion in Insect‐Inspired Microrobots: A Review of Strategies for Aerial, Surface, Aquatic, and Interfacial Motion

open access: yesAdvanced Robotics Research, EarlyView.
This review identifies key design considerations for insect‐inspired microrobots capable of multimodal locomotion. To draw inspiration, biological and robotic strategies for moving in air, on water surfaces, and underwater are examined, along with approaches for crossing the air–water interface.
Mija Jovchevska   +2 more
wiley   +1 more source

Capital Flight and Investment Dynamics in Nigeria: A Time Series Analysis (1970-2006) [PDF]

open access: yes
This study critically examines the implications of capital flight on investment growth in Nigeria between 1970 and 2006, because of the consequential effect it has on economic growth.
Maku, Olukayode E.   +2 more
core  

Frequency and Direction-Dependent Shear-Wave Responses in Ex Vivo Tissues Measured by a Time-of-Flight Device. [PDF]

open access: yesBioengineering (Basel)
Kimondo JJ   +5 more
europepmc   +1 more source

Asymmetry in Skipping Enhances Viability Against Control Input Noise

open access: yesAdvanced Robotics Research, EarlyView.
Quadruped animals use asymmetric galloping gaits at high speeds, yet the functional role of this asymmetry remains unclear. This study shows that left–right asymmetry in touchdown angles enhances robustness to control noise. Using a simple two‐legged locomotion model and viability theory, it demonstrates that asymmetric skipping substantially enlarges ...
Yuichi Ambe, Alvin So, Shinya Aoi
wiley   +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

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