Results 121 to 130 of about 2,539,037 (338)

A Soft Robotic Fish With a Dielectric Elastomer Actuator Body and Negative Stiffness Spine

open access: yesAdvanced Robotics Research, EarlyView.
This work introduces a bio‐mimetic soft robotic fish driven by fiber‐reinforced dielectric elastomer actuators integrated as its body. By prestretching this active skin against a flexible spine, a negative stiffness system is created, enabling large‐amplitude bending.
Markus Koenigsdorff   +4 more
wiley   +1 more source

Summary statement of motor vehicle registrations (in dollars)

open access: yes, 2001
Annual; Description based on: 2000; title from caption (viewed Aug.

core  

Wireless Precise Manipulation of Tumor Spheroids Using a Millirobot Controlled by Permanent Magnetic Traps

open access: yesAdvanced Robotics Research, EarlyView.
A magnetic donut‐like millirobot is developed for label‐free pick‐and‐place of a tumor spheroid wirelessly controlled by a magnetic trap. Spheroids are important 3D multicellular culture systems that recapitulate key structural and functional features of native tissues.
Yue Gao   +8 more
wiley   +1 more source

Probabilistic reliability model of electrical motors in submersible well pumping units used in the uranium mining by in-situ leaching

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов
Relevance. A submersible electric motor is the most vulnerable component of an electric centrifugal pumping unit used in in-situ leaching uranium mining.
Alexander A. Yefremov   +4 more
doaj   +1 more source

Detailed statement of motor vehicle registrations (in units)

open access: yes, 2007
Annual; Description based on: 2000; title from caption (viewed Aug.

core  

WorMa: An Undulatory Robot With Center of Mass Regulation via Internal Fluid Redistribution for Amphibious Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
WorMa is an amphibious undulatory robot that uses Center of Mass redistribution as the sole terrain adaptation mechanism. This mechanism is based on internal fluid mass redistribution through a pump‐driven latex balloon system that creates three profiles: head‐biased, balanced, and tail‐biased.
Daniil Filimonov, Nana Obayashi
wiley   +1 more source

Operation of step-up transformers of submersible electric centrifugal pumping units in low temperature conditions

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов
Relevance. Submersible electric centrifugal pumps are widely used in artificial lift oil production in Russia. Their geographic reach is extremely wide, from the far north to the Middle East.
Vener F. Shaidullin   +2 more
doaj   +1 more source

Summary statement of motor vehicle registrations (in dollars)

open access: yes, 2007
Annual; Description based on: 2000; title from caption (viewed Aug.

core  

Dual‐Mode Gripper With Suction and Shape‐Adaptive Freezing Grasps

open access: yesAdvanced Robotics Research, EarlyView.
This study presents a dual‐mode robotic gripper that combines vacuum suction with a shape‐adaptive freezing grasp. The freezing mode uses a compliant rubber membrane, a sprayed water layer, and dry‐ice powder to generate ice‐mediated adhesion while conforming to complex geometries.
Takuma Yanagisawa   +4 more
wiley   +1 more source

EFFECTIVENESS OF USING A SOLID-CORE INDUCTION MOTOR IN A SUBMERSIBLE BOREHOLE PUMP UNDER INCREASED SUPPLY FREQUENCY

open access: yesTekhnichna Elektrodynamika
The article presents the results of the optimization-based parametric synthesis of an induction motor with a solid core for a submersible borehole pump operating at doubled supply frequency. The proposed synthesis methodology is based on a weakly coupled
I. Golovan, O. Popovych, S. Shevchuk
semanticscholar   +1 more source

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