Results 31 to 40 of about 175,789 (264)

Horizontally Assembled Trapezoidal Piezoelectric Cantilevers Driven by Magnetic Coupling for Rotational Energy Harvester Applications

open access: yesEnergies, 2021
Horizontally assembled trapezoidal piezoelectric cantilevers driven by magnetic coupling were fabricated for rotational energy harvester applications. A dodecagonal rigid frame with an attached array of six trapezoidal cantilevers served as a stator for ...
Yonghyeon Na   +3 more
doaj   +1 more source

Development and Application of a Gyro Steady-State Drilling Tool

open access: yesShiyou jixie, 2023
Due to the formation heterogeneity,unsteady pump rate,high weight on bit and fast rotation,drill strings are associated with multiple kinds of vibration.Severe vibration accelerates the bit failure,increases the tripping operations,and thus impacts the ...
Meng Xiangbo
doaj  

Optimization study on misalignment tolerance of a wireless power transfer system with double-layer vertical DD coils

open access: yesWireless Power Transfer
To address the issue of coil misalignment in magnetically coupled wireless power transfer (WPT) systems, which causes fluctuations in mutual inductance, a reduction in the magnetic coupling coefficient, and a decline in transmission efficiency, this ...
Xiaobo Wan, Junwu Jiang, Baoquan Liu
doaj   +1 more source

Clip–Detector Using a Neodymium Magnet to Locate Malignant Tumors during Laparoscopic Surgery

open access: yesSensors, 2022
During laparoscopic surgery for colorectal or gastric cancers, locating the tumor for excision is difficult owing to it being obscured by mucous membranes. Therefore, a clip can be installed around the tumor, which can be located using a sensor.
Kicheol Yoon   +3 more
doaj   +1 more source

Design and Testing of Disconnection Actuators for Enhancing Safety and Preventing Failure Escalation

open access: yesActuators, 2023
The growing demand for reliability has led to an increased interest in developing effective disconnection systems for enhancing the safety of and preventing failure escalation in engineering systems.
Yusuf Akcay   +3 more
doaj   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Exploring the Different Degrees of Magnetic Disorder in TbxR1−xCu2 Nanoparticle Alloys

open access: yesNanomaterials, 2020
Recently, potential technological interest has been revealed for the production of magnetocaloric alloys using Rare-Earth intermetallics. In this work, three series of TbxR1−xCu2 (R ≡ Gd, La, Y) alloys have been produced in bulk and nanoparticle sizes ...
Elizabeth M. Jefremovas   +10 more
doaj   +1 more source

SIMULATION AND EXPERIMENTAL INVESTIGATION OF DUAL THREE-PHASE BLDC MOTOR OPERATION AT IMBALANCED MODULAR LOADING

open access: yesТехнічна електродинаміка, 2023
Electric machines built according to the modular principle – with several three-phase windings on a stator – are a new direction of modern electromechanics, because they have a number of advantages compared to traditional single-winding machines.
І.З. Щур   +2 more
doaj   +1 more source

Modulation of Homer1 EVH1 domain internal dynamics by putative autism‐associated mutations

open access: yesFEBS Letters, EarlyView.
The putative autism‐associated M65I and S97L variants of the EVH1 domain of the postsynaptic scaffold protein Homer1 do not exhibit substantial changes in their overall structure or partner binding. Both of them, but especially the M65I variant, show altered internal dynamics relative to the wild‐type domain on the μs‐ms timescale, indicated by the ...
Fanni Farkas   +6 more
wiley   +1 more source

Reactance Regulation Using Coils with Perpendicular Magnetic Field in the Tubular Core design

open access: yesApplied Sciences, 2020
This article presents an efficient method for prosumer connection to the distribution line. The prosumers can be connected to the distribution line using specially designed controllable reactive impedance.
Shailendra Rajput   +3 more
doaj   +1 more source

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