Articles with "dislocation" as a keyword



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Texture Evolution and Dislocation Behavior in a Nickel‐Based Superalloy during Hot Compression

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Published in 2020 at "Advanced Engineering Materials"

DOI: 10.1002/adem.201900892

Abstract: Texture evolution and dislocation behavior of Ni‐based superalloys at various temperatures and strain rate of 1 s−1 are studied using electron backscatter diffraction (EBSD) technique and transmission electron microscope (TEM). It can be concluded that no… read more here.

Keywords: texture evolution; evolution dislocation; dislocation behavior; dislocation ... See more keywords
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Enhanced Mechanical Properties and Oxidation Resistance of Zirconium Diboride Ceramics via Grain‐Refining and Dislocation Regulation

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202104532

Abstract: Zirconium diboride (ZrB2) is considered as one of the most promising ultra‐high temperature materials for the applications in extreme environments. However, the difficulty in fabrication of ZrB2 limits its industrial applications. In this study, fully… read more here.

Keywords: temperature; dislocation; high temperature; mechanical properties ... See more keywords
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Comparative study of dislocation density characterizations on silicon

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Published in 2017 at "Crystal Research and Technology"

DOI: 10.1002/crat.201600224

Abstract: During production of silicon ingots for photovoltaic application, defects are created inside the crystal. Among these defects which impact photovoltaic efficiency, there are dislocations, linear defects mainly due to thermal stresses during ingot processing. Characterization… read more here.

Keywords: study dislocation; dislocation density; comparative study; dislocation ... See more keywords
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The Impact of AlN Templates on Strain Relaxation Mechanisms during the MOVPE Growth of UVB‐LED Structures

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Published in 2020 at "Crystal Research and Technology"

DOI: 10.1002/crat.201900215

Abstract: Strain relaxation mechanisms in AlGaN based light emitting diodes emitting in the ultraviolet B spectral range (UVB‐LEDs) grown on different AlN/sapphire templates are analyzed by combining in situ reflectivity and curvature data with transmission electron… read more here.

Keywords: strain relaxation; relaxation; relaxation mechanisms; aln templates ... See more keywords
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Surface‐interface analysis of InxGa1‐xAs/InP heterostructure in positive and negative mismatch system

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Published in 2019 at "Surface and Interface Analysis"

DOI: 10.1002/sia.6609

Abstract: The change of In content in the InxGa1‐xAs/InP system leads to the variation of the lattice constant and thereby to the negative mismatch between the base InP and the positive mismatch. Here, we studied the… read more here.

Keywords: system; negative mismatch; surface; mismatch ... See more keywords
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[A rare cause of an acutely locked knee joint: superior patellar dislocation].

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Published in 2020 at "Der Unfallchirurg"

DOI: 10.1007/s00113-020-00907-2

Abstract: The case of a 56-year-old male patient with locking of the knee in extension without trauma is presented. Patient history, clinical examination and radiographs confirmed a superior dislocation of the patella. Closed reduction led to full… read more here.

Keywords: cause acutely; dislocation; knee joint; locked knee ... See more keywords
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High rate of recurrent patellar dislocation in skeletally immature patients: a long-term population-based study

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Published in 2017 at "Knee Surgery, Sports Traumatology, Arthroscopy"

DOI: 10.1007/s00167-017-4505-y

Abstract: PurposePatellar dislocation can occur in isolation or be associated with chronic instability. The goals of this study are to describe the rate and factors associated with additional patellar instability events (ipsilateral recurrence and contralateral dislocation),… read more here.

Keywords: patellar dislocation; dislocation; years years; recurrent patellar ... See more keywords
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Early patellar dislocation can lead to tibial tubercle lateralization in rabbits

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Published in 2017 at "Knee Surgery, Sports Traumatology, Arthroscopy"

DOI: 10.1007/s00167-017-4541-7

Abstract: PurposeTo investigate the effects of early patellar dislocation on the tibial tubercle location.MethodsSixty knees from 30 healthy 1-month-old New Zealand white rabbits were randomly divided into two groups of 30 knees each. Group A (control… read more here.

Keywords: tibial tubercle; dislocation; patellar dislocation; tubercle lateralization ... See more keywords
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Comparative study of lateral condyle fracture with or without posteromedial elbow dislocation in children

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Published in 2018 at "International Orthopaedics"

DOI: 10.1007/s00264-018-3795-0

Abstract: PurposeThe purpose of this study was to compare the surgical findings and clinical outcomes of the lateral condylar fractures of the humerus with or without posteromedial elbow dislocation in children.MethodsBetween January 2013 and June 2016, a… read more here.

Keywords: elbow dislocation; dislocation; group; time ... See more keywords
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Prediction of recurrence based on the patellofemoral morphological profile and demographic factors in first-time and recurrent dislocators

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Published in 2020 at "International Orthopaedics"

DOI: 10.1007/s00264-020-04639-1

Abstract: Introduction Prediction of recurrence in first-time patellar dislocation is an unsolved mystery. The purpose of our study is to compare patellar instability patients and normal control groups with anatomical risk factors and validation of newer parameters… read more here.

Keywords: recurrence; dislocation; group; time ... See more keywords
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Halo-pelvic traction for thoracic spine dislocation in neurofibromatosis type 1: a case series

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Published in 2020 at "Archives of Orthopaedic and Trauma Surgery"

DOI: 10.1007/s00402-020-03634-w

Abstract: To present a case series of 6 patients with Neurofibromatosis type 1 (NF-1) who had severe kyphoscoliosis with vertebral dislocation, and were treated with halo-pelvic traction (HPT) and posterior fusion. To discuss the pathological characteristics… read more here.

Keywords: surgery; hpt; dislocation; case series ... See more keywords