Results 61 to 70 of about 824,800 (305)

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Current Perspectives on Percutaneous Vertebroplasty: Current Evidence/Controversies, Patient Selection and Assessment, and Technique and Complications

open access: yesRadiology Research and Practice, 2011
Osteoporotic-associated vertebral compression fractures are a major public health concern, dwarfing even hip fractures in incidence in the United States.
Robert James Nairn   +2 more
doaj   +1 more source

Examples of missed fractures.

open access: yes, 2022
The stars mark the areas of bone injury. a, c & d) Dorsal compression fractures of the distal radius. b & f) Overlooked scaphoid fractures. e) Missed epiphysiolysis, Salter-Harris type 2.
Sebastian Tschauner (4060633)   +4 more
core   +1 more source

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

COMPRESSION STRESS FRACTURES IN MAN AND THE GREYHOUND

open access: yes, 1961
1. Compression stress fractures are described. 2. These fractures have all been previously described in various bones but have not been associated as a clinical or radiological entity. 3.
M. B. Devas
core   +1 more source

Flexural Behavior of 3D‐Printed Porous Bouligand‐Structured Polymers: Influence of Pitch Angle and Porosity

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how helicoidal architectures with different porosities respond to bending. Adjusting layer angle and spacing in 3D‐printed polymers reveals clear tradeoffs between stiffness, strength, and energy absorption. Experiments and simulations highlight designs that distribute stress effectively, offering pathways for optimizing lightweight
Praveenkumar Subhash Patil   +2 more
wiley   +1 more source

Compression fractures of the spine in children: isn’t it time to change something?

open access: yesХирургия позвоночника, 2019
Objective. To analyze the efficacy of various methods for treatment of children with compression fractures of the thoracic and lumbar spine on the basis of literature data. Material and Methods. A systematic review of the literature on methods for the
Nikita O. Khusainov   +1 more
doaj   +1 more source

When, where and how osteoporosis-associated fractures occur: An analysis from the global longitudinal study of osteoporosis in women (GLOW) [PDF]

open access: yes, 2013
Objective: To examine when, where and how fractures occur in postmenopausal women. Methods: We analyzed data from the Global Longitudinal Study of Osteoporosis in Women (GLOW), including women aged ≥55 years from the United States of America, Canada ...
Anderson, Frederick A   +160 more
core   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

Treatment of scaphoid waist fractures with the HCS screw

open access: yesGMS Interdisciplinary Plastic and Reconstructive Surgery DGPW, 2014
The aim of the study was to evaluate the clinical results of the Headless Compression Screw (HCS, Synthes) when used for treatment of acute scaphoid waist fractures.
Gehrmann, Sebastian V.   +6 more
doaj   +1 more source

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