Results 81 to 90 of about 18,687 (256)

Advances in 3D and 4D Printing of Soft Robotics and Their Applications

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 6, June 2025.
This article summarizes the development of 3D‐printed soft robotics in the recent decade. The article discusses the printing capabilities of different additive manufacturing technologies in terms of soft polymers, multimaterial printability, soft robotic printing, and 4D printing.
Hao Liu   +5 more
wiley   +1 more source

The SG‐Climbot: An Adaptable, Efficient, Inspection and Repair Robot for Steam Generator Heat Transfer Tube Sheet

open access: yesJournal of Field Robotics, Volume 42, Issue 4, Page 1080-1102, June 2025.
ABSTRACT The steam generator plays a crucial role as a safety component and protective barrier in nuclear power plants. Regular inspection and repair of heat transfer tubes, which operate in high‐temperature, high‐pressure, corrosive, and abrasive environments for extended periods, are essential.
Zhaojin Liu   +8 more
wiley   +1 more source

Analysis of a coaxial magnetic gear optimally designed using Particle Swarm Optimization

open access: yesMansoura Engineering Journal
One important key to improve the ef fi ciency of adjustable speed drives is using magnetic gears due to their advantages in comparison to their mechanical counterparts.
Yasser Kassab   +2 more
semanticscholar   +1 more source

A hydrogen beam to characterize the ASACUSA antihydrogen hyperfine spectrometer

open access: yes, 2018
The antihydrogen programme of the ASACUSA collaboration at the antiproton decelerator of CERN focuses on Rabi-type measurements of the ground-state hyperfine splitting of antihydrogen for a test of the combined Charge-Parity-Time symmetry.
Amsler, C.   +21 more
core   +1 more source

Fast Analysis and Optimization of a Magnetic Gear Based on Subdomain Modeling

open access: yesMathematics
This study presents a two-dimensional analytical method for fast optimization, taking into consideration the influence of the eddy current in a magnet and iron loss within a coaxial magnetic gear.
Manh-Dung Nguyen   +5 more
doaj   +1 more source

Complex-conjugate control of a linear magnetic-geared permanent-magnet machine for Archimedes wave swing based power generation [PDF]

open access: yes, 2015
Paper no. YF-005177This paper deals with control of a linear magnetic-geared permanent-magnet machine for Archimedes wave swing based wave power generation using maximum power point tracking (MPPT).
Chau, KT, Li, WL
core   +1 more source

Review of the transmissions of the Soviet helicopters [PDF]

open access: yes
A review of the following aspects of Soviet helicopter transmissions is presented: transmitted power, weight, reduction ratio, RPM, design configuration, comparison of different type of manufacturing methods, and a description of the materials and ...
Chaiko, Lev I.
core   +1 more source

A novel HTS-PM vernier motor for direct-drive propulsion [PDF]

open access: yes, 2011
In this paper, a novel high-temperature superconductor (HTS) permanent magnet (PM) vernier motor is proposed for direct-drive propulsion, which can directly offer the low-speed high-torque capability and the high-speed rotating field design to eliminate ...
Chau, KT, Li, J
core   +1 more source

Analysis and Numerical Calculation for Several Basic Characteristics of Coaxial Magnetic Gears Applied in Robots

open access: yesJixie chuandong
Due to its natural characteristics, coaxial magnetic gears are still difficult to be directly applied to industrial robots. Some key basic characteristics such as torque density, transmission ratio, null-space, backlash and torsional stiffness, and ...
Yang Hongjing   +3 more
doaj  

Development of a high power microwave thruster, with a magnetic nozzle, for space applications [PDF]

open access: yes
This paper describes the current development of a high-power microwave electrothermal thruster (MET) concept at the NASA Lewis Research Center. Such a thruster would be employed in space for applications such as orbit raining, orbit maneuvering, station ...
Chapman, Randall A., Power, John L.
core   +1 more source

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