Results 111 to 120 of about 597,728 (330)

A Novel Simulation Approach for Damage Evolution during Tailored Forming

open access: yesAdvanced Engineering Materials, EarlyView.
Traditional damage models are struggling to accurately and efficiently simulate large‐scale three‐dimensional models with a great number of degrees of freedoms. A new gradient‐enhanced damage model based on the extended Hamilton principle can significantly reduce the computation time while ensuring mesh‐independence which is suitable to use in tailored
Fangrui Liu   +2 more
wiley   +1 more source

On Left and Right Dislocation: A Dynamic Perspective [PDF]

open access: yes, 2002
The paper argues that by modelling the incremental and left-right process of interpretation as a process of growth of logical form (representing logical forms as trees), an integrated typology of left-dislocation and right-dislocation phenomena becomes ...
Cann, Ronnie   +2 more
core  

FRACTURE-DISLOCATION OF THE ATLAS [PDF]

open access: green, 1911
Freida L. Carson
openalex   +1 more source

Development of a Novel Processing Route for Dispersoid/Precipitation‐Strengthened High Conductive Copper Alloys by Using Metalized Nanoceramics in Additive Manufacturing

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores a process chain to produce dispersoid‐strengthened CuCr1Zr for applications requiring high strength and conductivity. Using gas‐atomized powder and copper‐plated alumina nanoparticles, additive manufacturing is performed via powder bed based additive manufacturing with green and red lasers, followed by heat treatment.
Heinrich von Lintel   +7 more
wiley   +1 more source

Effect of annealing temperature on the value of contact resistance of ohmic contacts to InP [PDF]

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2012
It is experimentally confirmed that the temperature dependence of specific contact resistance of ohmic contacts Au—TiB2—Ge—Au—n—n+—n++-InP is described with the current transport model with a high density of dislocations in the contact region of the ...
Novitskyi S.V.
doaj  

Dislocation-induced superfluidity in a model supersolid

open access: yes, 2011
Motivated by recent experiments on the supersolid behavior of $^4$He, we study the effect of an edge dislocation in promoting superfluidity in a Bose crystal.
A. F. Andreev   +17 more
core   +1 more source

Dimensionless Investigations on Energy Conversion and Analysis of Interlayer Time in Laser‐Based Powder Bed Fusion of Polymers for Polyamide 12 with Nanoadditives and Polypropylene

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the energy conversion in powder bed fusion of polymers using laser beam for polyamide 12 and polypropylene powders. It combines material and process data, using dimensionless parameters and numerical models, to enable the prediction of suitable printing parameters.
Christian Schlör   +9 more
wiley   +1 more source

Brachial artery injury following opened elbow dislocation associated with accessory brachial artery: two rare entities in a 17-year old girl: case report

open access: yesThe Pan African Medical Journal, 2015
Elbow dislocations are the most frequently encountered after shoulder dislocations. In their vast majority, these injuries carry a good prognosis. Although, concomitant arterial injury is rare and make them more serious.
Rita Hajji   +3 more
doaj   +1 more source

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