Results 21 to 30 of about 507,332 (267)

The effect of aquatic exercise on bone mineral density in older adults. A systematic review and meta-analysis

open access: yesFrontiers in Physiology, 2023
Introduction: Aquatic or water-based exercise is a very popular type of exercise in particular for people with physical limitations, joint problems and fear of falling.
Eileen Schinzel   +26 more
doaj   +1 more source

Fractures of the distal radius (Colles' fracture) [PDF]

open access: yesSao Paulo Medical Journal, 2007
CONTEXT AND OBJECTIVE: Although Colles' fracture is a common clinical situation for the orthopedist, we did not find any information in the literature that would allow safe decision-making on the best treatment for each fracture type. The aim of the present study was to investigate Brazilian orthopedists' opinions regarding the main aspects of ...
Belloti, João Carlos   +4 more
openaire   +5 more sources

The Clinical Frailty Scale is a valid and independent predictor of one-year survival in patients sustaining a hip fracture: scottish Hip Fracture Audit data from 8,092 patients

open access: yesBone & Joint Open
Aims: Hip fracture patients have a significant mortality risk. Risk stratification tools are important in guiding management and family discussions.
Matthew J. Kennedy   +8 more
doaj   +1 more source

A novel n-type semiconducting biomaterial

open access: yesScientific Reports, 2022
There has been no research conducted thus far on the semiconducting behaviour of biomaterials. In this study, we present an n-type semiconducting biomaterial composed of amorphous kenaf cellulose fibre (AKCF) paper with a voltage-controlled N-type ...
Mikio Fukuhara   +6 more
doaj   +1 more source

Stress Intensity Factor Solutions for Eccentric Annular External Cracks in Notched Round Bars under Tensile Loading

open access: yesMetals, 2023
In this paper, stress intensity factor (SIF) solutions of eccentric annular external cracks in elliptical notched round bars under tension loading have been obtained from 3D finite element analysis, along with their relation to the energy release rate ...
Jesús Toribio   +3 more
doaj   +1 more source

Influence of the Straining Path during Cold Drawing on the Hydrogen Embrittlement of Prestressing Steel Wires

open access: yesMetals, 2023
Cold drawing is a commonly used technique for manufacturing the prestressing steel wires used as structural elements in prestressed concrete structures.
Jesús Toribio, Miguel Lorenzo
doaj   +1 more source

Marching Fractures [PDF]

open access: yesScientific American, 1917
n ...
openaire   +3 more sources

Development of Highly Sensitive Strain Sensor Using Area-Arrayed Graphene Nanoribbons

open access: yesNanomaterials, 2021
In this study, a basic design of area-arrayed graphene nanoribbon (GNR) strain sensors was proposed to realize the next generation of strain sensors. To fabricate the area-arrayed GNRs, a top-down approach was employed, in which GNRs were cut out from a ...
Ken Suzuki   +3 more
doaj   +1 more source

Bone Mineral Density After Contemporary Treatment for Acute Lymphoblastic Leukaemia: A Matched Cross‐Sectional Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Reduced bone mineral density (BMD) has been reported in survivors of childhood and young adult acute lymphoblastic leukaemia (ALL); however, data from cohorts treated with contemporary protocols and including matched controls remain limited.
Karen Schow Jensen   +10 more
wiley   +1 more source

Finite element modelling of thin intermetallic compound layer fractures

open access: yesJournal of Mechanical Engineering and Sciences, 2017
A thin intermetallic compound (IMC) of solder ball joint induces strong stress concentration between the pad and solder where a crack propagated near the IMC layer.
Ooi Eang Pang   +4 more
doaj   +1 more source

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