Results 21 to 30 of about 43,408 (125)

Biomechanical evaluation of reconstruction of the posterior complex in restorative laminoplasty with miniplates

open access: yesBMC Musculoskeletal Disorders, 2023
Objective To evaluate the biomechanical effects of different miniplates on restorative laminoplasty. Methods Assembled restorative laminoplasty models were developed based on 3D printed L4 lamina.
Jianmin Chen   +8 more
doaj   +1 more source

Joule-Thomson Expansion of the Quasitopological Black Holes

open access: yesFrontiers in Physics, 2021
In this paper, we investigate the thermal stability and Joule-Thomson expansion of some new quasitopological black hole solutions. We first study the higher-dimensional static quasitopological black hole solutions in the presence of Born-Infeld ...
Behrouz Mirza   +2 more
doaj   +1 more source

Application of Quantitative Risk Assessment in Wellbore Stability Analysis of Directional Wells [PDF]

open access: yesJournal of Petroleum Science and Technology, 2020
Wellbore instability has always been one of the challenging issues in the drilling industry, and it could cause a delay in the drilling program, leading to an increase in the cost of the drilling projects.
Mohammad Abdideh, Mehdi Navadeh Tayyebi
doaj   +1 more source

Measurement characteristics of an airborne microwave temperature profiler (MTP) [PDF]

open access: yesAtmospheric Measurement Techniques, 2021
The microwave temperature profiler (MTP), an airborne passive microwave radiometer, measures radiances, recorded as counts and calibrated to brightness temperatures, in order to estimate temperature profiles around flight altitude.
M. Heckl   +6 more
doaj   +1 more source

Force calculation using analytical and CAE methods for thin-blade slotting process

open access: yesCogent Engineering, 2017
A multi-spindle slotting process is taken as the case to analyse the mechanism involved in the cutting process affecting the machining efficiency. The analysis techniques used in this research include force analysis through existing analytical and ...
Yazdan Kordestany, Yongsheng Ma
doaj   +1 more source

Isothermal Stability and Selected Mechanical Properties of Zr48Cu36Al8Ag8 Bulk Metallic Glass

open access: yesArchives of Metallurgy and Materials, 2017
The aim of this work was to investigate the influence of isothermal annealing on the amorphous structure stability of the Zr48Cu36Al8Ag8 alloy. A series of continuous heating examinations was performed on the differential scanning calorimeter in order to
Błyskun P., Latuch J., Kulik T.
doaj   +1 more source

Study of The Flying and Handling Qualities of a Glider-Type Aircraft for Instruction Purposes

open access: yesCiencia y Poder Aéreo, 2019
The goal of this paper is to conduct a study on the flying and usability attributes of a glider-type aircraft used for instruction. For the development of this project, we propose a dynamic model where we introduce small disturbances to calculate the ...
Yeinson Alfonso Castellanos Sanabria   +1 more
doaj   +1 more source

Comparative Research of Extra-large-span Cable-stayed Bridge with Steel Truss Girder and Steel Box Girder

open access: yesMATEC Web of Conferences, 2015
To research structural performance of extra-large-span cable-stayed bridge under different section forms, with the engineering background of a 800m main-span cable-stayed bridge with steel truss girder, the cable-stayed bridge with steel box girder is ...
Tan Manjiang, Bai Zhizhou, Chen Dewei
doaj   +1 more source

Ab initio estimates of stability limits on nonlinear load-displacement paths: potential and limitations

open access: yesComputer Assisted Methods in Engineering and Science, 2023
In order to avoid a fully nonlinear prebuckling analysis by the finite element method for the mere purpose of btaining the stability limit in the form of a bifurcation or a snap-through point, this limit may be estimated by means of the solution of a ...
Peter Helnwein   +2 more
doaj  

Free and Forced Vibration Behaviors of Magnetodielectric Effect in Magnetorheological Elastomers

open access: yesVibration, 2023
This paper is concerned with the free and forced vibration responses of a magneto/electroactive dielectric elastomer, emphasizing the chaotic phenomena.
Hamid Jafari, Ramin Sedaghati
doaj   +1 more source

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