Results 21 to 30 of about 743,404 (293)

Assessment of disc position in clinically diagnosed patients of internal derangement of the temporomandibular joint through MRI

open access: yesJournal of Indian Academy of Oral Medicine and Radiology, 2019
Aims and Objectives: To study the efficacy of MRI in assessing the disk position in clinically diagnosed patients of TMJ, Disk Displacement with Reduction and Disk Displacement without Reduction, and also compare the MRI findings between a control group ...
Haider Iqbal   +5 more
doaj   +1 more source

Radial Versus Cartesian Control Strategies to Stabilize the Nonlinear Whirling Motion of the Six-Pole Rotor-AMBs

open access: yesIEEE Access, 2020
Rotor active magnetic bearings system is the most efficient supporting technique of high-speed rotating machinery. This work aims to explore the dynamical behaviors of the 6-pole rotor active magnetic bearings system for the first time.
Nasser A. Saeed   +3 more
doaj   +1 more source

Numerical simulation of the process of activation of the safety valve [PDF]

open access: yesКомпьютерные исследования и моделирование, 2018
The conjugate problem of disk movement into gas-filled volume of the spring-type safety valve is solved. The questions of determining the physically correct value of the disk initial lift are considered.
Mariya Ravilevna Koroleva   +4 more
doaj   +1 more source

Magnetic resonance imaging evaluation of temporo-mandibular joint disorders, criterial analysis and significance in comparison with arthroscopy

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2016
Aim: The aim of our study was to analyze magnetic resonance imaging criteria in assessment of TMJ disorders and evaluate the important MRI role in comparison with arthroscopy. Patients and methods: The study was performed on eighty TMJs.
Reda Abdelsamie Alarabawy   +3 more
doaj   +1 more source

Development of an eddy current displacement transducer for the loft drag disk [PDF]

open access: yes, 1977
An eddy current displacement transducer has been developed as part of a program to improve the design and performance of the LOFT drag-disk turbine transducer.
Shuftliff, R.W., Yancey, M.E.
core   +1 more source

Vibration Analysis of Rotating Disk Carrying Annular Concentrated Masses in Turbo-pump System [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2023
Vibration analysis of rotating disks is one of the most important problems in turbomachines. In this study, a new method has been presented which analyzed the radial vibration of a turbo-pump rotating disk carrying two annular concentrated masses located
Behrooz Shahriari   +2 more
doaj   +1 more source

Substantiation of the transverse and longitudinal distance of the disk skim-coulter [PDF]

open access: yesE3S Web of Conferences
The article discusses the rationale for transverse and longitudinal distance of the disk skim-coulter and the impact on performance of the plough. The issues of transverse displacement of the disk skim-coulter relative to the field edge of the body and ...
Normirzaev Abdukayum   +3 more
doaj   +1 more source

Investigation on the Quality Factor Limit of the (111) Silicon Based Disk Resonator

open access: yesMicromachines, 2018
Quality factor is one of the most important parameters for a MEMS resonator. Most MEMS resonators are dominated by thermoelastic dissipation (TED). This paper demonstrates that the TED in a disk resonator that is made of (111) single-crystal silicon is ...
Xin Zhou   +10 more
doaj   +1 more source

Steady thermal stresses in solid disk under heat generation subjected to variable density [PDF]

open access: yesKragujevac Journal of Science, 2016
Seth's transition theory is applied to the problem of stresses in a solid rotating disk under heat generation subjected to variable density by infinitesimal deformation. Neither the yield criterion nor the associated flow rule is assumed here.
Pankaj Thakur   +3 more
doaj   +1 more source

Finite element analysis of double resonance bender disk low frequency transducer [PDF]

open access: yesMATEC Web of Conferences, 2019
A bender disk transducer can generate low-frequency sound in a small size and light weight. But traditional bender disk transducer only works at single frequency by using first order bending mode and emits moderate levels of power. In this work, a double
Lu Wei, Lan Yu, Zhou Tianfang
doaj   +1 more source

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