Results 11 to 20 of about 2,745 (141)

Nitrogen Diffusion in Calcite

open access: yesGeophysical Monograph Series, Page 97-104., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Daniele Cherniak   +2 more
wiley  

+1 more source

Electroplastic cutting influence on power consumption during drilling process [PDF]

open access: yes, 2016
The aim of this study is to report the use of non-conventional material removal process technique. It was found that electropulses (EPs) assisted drilling process improves the material machinability based on the eletroplastic influence.
González Rojas, Hernan Alberto   +3 more
core   +2 more sources

Modelling and analyses of helical milling process [PDF]

open access: yes, 2016
A comparison between the geometry of the helical milling specialized tool and conventional end mill was firstly introduced. Furthermore, a mathematical model, in which the cutting area was divided into different cutting zones, was established to simulate
Jing, Xiubing   +5 more
core   +1 more source

Emergent Freestanding Complex Oxide Membranes for Multifunctional Applications. [PDF]

open access: yesAdv Mater
This review surveys freestanding oxide membranes and covers fabrication and three pathways for studies and devices: strain‐free and strained membranes, and van der Waals‐integrated heterostructures. We show how coupled oxide responses map onto these routes and cross‐couple to expand behaviors.
Li B   +6 more
europepmc   +2 more sources

On a stochastically grain-discretised model for 2D/3D temperature mapping prediction in grinding [PDF]

open access: yes, 2017
Excessive grinding heat might probably lead to unwanted heat damages of workpiece materials, most previous studies on grinding heat/temperature, however, assumed the wheel-workpiece contact zone as a moving band heat source, which might be not ...
Anderson   +63 more
core   +2 more sources

Dynamic mechanical behavior of K417G superalloy: development of Johnson-Cook constitutive model and its application in single-grit grinding

open access: yesMaterials & Design
Precision grinding of K417G superalloy, a key material for hot-end components of aero-engines, is plagued by large grinding forces and excessive heat generation.
Ning Qian   +7 more
doaj   +1 more source

From large-scale to micro machining: a review of force prediction models [PDF]

open access: yes, 2013
International audienceIn this paper, a reviewof work performed in the area of force modelling in metal cutting processes is presented. Past and present trends are described and criticised to compare their relevance with current requirements.
Bissey-Breton, Stephanie   +3 more
core   +4 more sources

Meta‐Rod Mechanical Metamaterials With Programmable Reconfiguration

open access: yesAdvanced Functional Materials, EarlyView.
Existing mechanical metamaterials achieve programmable large deformations in planar square or cubic configurations, restricted by required complex boundary conditions. This research proposes a 1D metamaterial, Meta‐rod, with linear, bending, twisting, area, and volume deformation modes.
Atharva Pande, Lyes Kadem, Hang Xu
wiley   +1 more source

Forces acting on a small particle in an acoustical field in a thermoviscous fluid [PDF]

open access: yes, 2015
We present a theoretical analysis of the acoustic radiation force on a single small particle, either a thermoviscous fluid droplet or a thermoelastic solid particle, suspended in a viscous and heat-conducting fluid medium.
Bruus, Henrik, Karlsen, Jonas Tobias
core   +2 more sources

Triply‐Twinned Metamaterials: Unraveling the Mechanics and Failure Pathways Through High‐Resolution XCT

open access: yesAdvanced Materials, EarlyView.
Triply‐twinned architected lattices transform deformation from bending to stretching of struts, delivering up to threefold increases in stiffness and strength across polymeric and metallic systems. High‐resolution synchrotron XCT and image‐based simulations reveal how meta‐grain architecture, defects, and AM build orientation govern failure pathways ...
David McArthur   +7 more
wiley   +1 more source

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