Results 1 to 10 of about 29,466 (163)

Colisões de íons pesados – Um exemplo de observação indireta de fenômenos físicos [PDF]

open access: yesRevista Brasileira de Ensino de Física, 2023
Desde Galileu e Newton, a Física consolidou-se como um campo do conhecimento que se dedica à observação da natureza e da criação de modelos que expliquem os fenômenos.
Liner Santos
doaj   +1 more source

Design and Analysis of Metal-Composite Vessel under Internal Pressure [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2021
This paper, firstly, investigates the behavior of a pressure vessel designed based on the netting analysis method. Then, the strain measurement result performed to examine the behavior of the vessel is presented.
Ghasem Amraee Rad, Gholamhossien Rahimi
doaj   +1 more source

On optimum designs and materials of shaped charges for practical applicationsOn optimum designs and materials of shaped charges for practical applications

open access: yesТехнічна інженерія, 2023
Purpose. Review and analysis of the studies results of the functioning the cumulative charges with different liners for forecasting, or obtaining correlation dependencies such as «detonation velocity of explosives – velocity of elements of shaped charge ...
Yu.I. , S.V. , O.O. , A.M.
doaj   +1 more source

Neolithic Liner Dagger from Ust-Narym in the Irtysh River Valley

open access: yesСибСкрипт, 2023
The present research featured a slotted, or liner, bone dagger from the Neolithic layer of the Ust-Narym settlement on the Irtysh River. Its design, material processing technology, and functional purpose make it a rare, as well as the most ancient ...
Zainolla S. Samashev
doaj   +1 more source

Microleakage in Sub-Gingival Class II Preparations Restored Using Two Different Liners for Open Sandwich Technique Supplemented With or Without Ultrasonic Agitation: An In Vitro Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2016
Introduction: Probability of bond failure at sub-gingival cavosurface margin is high in class II cavity designs especially when margins are located in cementum or dentin.
Hitesh Chandar Gyanani   +3 more
doaj   +1 more source

Ilio-psoas impingement with a dual-mobility liner: an original case report and review of literature

open access: yesSICOT-J, 2020
Ilio-psoas impingement after total hip arthroplasty often occurs with the metallic rim of the acetabular cup. The main causes are poor cup anteversion or anterior wall defect.
Fessy Michel Henri   +5 more
doaj   +1 more source

Femoral Head and Liner Exchange in Patients with Atraumatic Dislocation. Results of a Retrospective Study with 6 Years Follow-Up

open access: yesMedicina, 2021
Background and Objectives: Femoral head and liner exchange is an established treatment for polyethylene wear but has had a more limited role in the treatment of other conditions including dislocation, because of concerns about an increased postoperative ...
Maximilian G. Hanslmeier   +3 more
doaj   +1 more source

Entanglement Assisted Transport of Two Walkers in Noisy Quantum Networks

open access: yesProceedings, 2019
Understanding the transport mechanisms and properties of complex networks is fundamental for the comprehension of a vast class of phenomena, from state transfer on a spin network to light-harvesting in photosynthetic complexes.
Maja Colautti, Filippo Caruso
doaj   +1 more source

Utopia and Debt in Postmodernity; or, Time Management in Inherent Vice

open access: yesOrbit, 2016
The category of postmodernism has come under renewed scrutiny in recent years. Indeed, it has become rather commonplace to pronounce the death or obsolescence of postmodernism today.
James Liner
doaj   +2 more sources

High-temperature wear performance and mechanism of NM400/NM500 mining machinery steels

open access: yes工程科学学报, 2019
The friction and wear behavior of NM400 and NM500 steels in the temperature range from room temperature to 300℃ were investigated, including the formation of interface oxide, wear surface morphology, and microstructures.
HUANG Xia-xu   +3 more
doaj   +1 more source

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