Results 131 to 140 of about 25,669 (269)

Increasing the Reuse Potential of High‐Strength Steels by Extending the Fatigue Life through Surface Treatments

open access: yessteel research international, EarlyView.
Surface reconditioning through mechanical and electrochemical polishing is shown to extend the fatigue life of predamaged 42CrMo4 steel by over 12 times. By removing ≈100 μm of surface material, surface‐driven fatigue damage is mitigated. This study introduces a reuse potential metric to evaluate fatigue recovery and support sustainable steel reuse. To
Ayush Shrivastava   +7 more
wiley   +1 more source

Electromagnetic Mass and Efficiency of Magnetic Gears for Electrified Aircraft [PDF]

open access: yes
Magnetic gears are currently being developed for use in a variety of industries such as wind and automotive, because of their higher reliability and lower maintenance cost than their mechanical counterparts.
Cameron, Zachary A.   +2 more
core   +1 more source

Model‐Aided State Parameter Inversion Identification of Electromagnetic Trip Device for High Voltage Circuit Breakers

open access: yesHigh Voltage, EarlyView.
ABSTRACT In this paper, a model‐aided state parameter inversion identification method based on the coil current (CC) of electromagnetic trip device (ETD) is proposed to realise the state parameter inversion online and the quantitative description of defects.
Feiyue Yan   +3 more
wiley   +1 more source

Hydraulic In Vitro Characterization of MR‐Conditional Blood Pumps

open access: yesArtificial Organs, EarlyView.
Cardiac surgery in neonates requires close placement of cardiopulmonary bypass machines due to limited blood volume, complicating MR compatibility. This study introduces three MR‐conditional blood pump prototypes. None interfered with MRI imaging, though RF‐related sensor effects remain untested.
Dominik T. Schulte   +6 more
wiley   +1 more source

Cycloidal Magnetic Gear Speed Reducer

open access: yesModern Mechanical Engineering, 2013
A cycloidal speed reducer employing gears with permanent magnets acting as teeth is described. The magnets, which have their axes radially oriented in both the orbiting gear and the fixed internal gear, are inserted in holes drilled in nonmagnetic rims without protruding from the cylindrical exposed surfaces. Because the orbiting gear is not restrained
openaire   +2 more sources

Stigma Management within and between Levels

open access: yesJournal of Management Studies, EarlyView.
Abstract We respond to recent calls to connect our understanding of stigma across and between levels of analysis by investigating how stigma management strategies to the same stigma vary and relate in nested industry, organizational, and individual actors.
Rebecca Mitchell   +3 more
wiley   +1 more source

Comparative Analysis of Wireless Power Transfer Couplers for Unmanned Aerial Vehicles and Drones

open access: yesIEEE Open Journal of Power Electronics
Several magnetic couplers have been presented for IPT-based charging of unmanned aerial vehicles (UAV) with different sizes, transmission distances, power ratings, and landing gears.
Uvir Gordhan, Sampath Jayalath
doaj   +1 more source

Extramedullary Disease—Achilles Heel in Myeloma?

open access: yesAmerican Journal of Hematology, Volume 101, Issue 3, Page 521-536, March 2026.
ABSTRACT Despite advances in therapy, extramedullary disease (EMD) remains an aggressive form of multiple myeloma associated with poor outcomes. Patients with true EMD, in which plasmacytomas have become completely independent of bone, have a particularly poor prognosis. The pathogenesis of EMD is driven by complex mechanisms involving loss of adhesion
Shaji Kumar   +7 more
wiley   +1 more source

A Review of Research on Precision Rotary Motion Systems and Driving Methods

open access: yesApplied Sciences
As the core component of modern mechanical transmission, the precision rotary motion mechanism and its drive system have wide applications in aerospace, robotics, and other fields.
Xuecheng Luan   +6 more
doaj   +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

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