Results 81 to 90 of about 1,698,926 (377)

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Inline Measurement of Light Beam Induced Current (LBIC) Under High-Injection and Reverse Bias Conditions

open access: yesSiliconPV Conference Proceedings
Quality control in solar cell production relies on characterization methods that are fast enough to yield information on the properties of each solar cell in less than about one second.
Marko Turek   +3 more
doaj   +1 more source

Hints towards the Emergent Nature of Gravity

open access: yes, 2018
A possible way out of the conundrum of quantum gravity is the proposal that general relativity (GR) is not a fundamental theory but emerges from an underlying microscopic description.
Linnemann, Niels S., Visser, Manus R.
core   +2 more sources

Multiscale Modeling of Process‐Induced Defects in Fused Filament Fabrication‐Printed Materials

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a predictive multiscale modeling tool for defect analysis of fused filament fabricated‐printed materials and their performance prediction using a mechanistic data science‐based reduced‐order modeling approach. Process‐induced defects are inherent to additively manufactured parts and significantly influence the performance of printed
Satyajit Mojumder   +3 more
wiley   +1 more source

Ice microstructures and microdynamics [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2017
Ice occurs as polycrystalline aggregates in which the bulk behaviour is the result of the behaviour of the ensemble of individual grains, and is therefore dependent on the microstructure, that is to say, the whole arrangement of grains (size, shape, and shape and lattice orientations ...
Peter Sammonds   +3 more
openaire   +4 more sources

Direct Consolidation of Copper–Graphene Composite by Rotary Swaging

open access: yesAdvanced Engineering Materials, EarlyView.
The applicability of the rotary swaging method for preparation of electroconductive copper–graphene composite by direct consolidation of powders is proven. The consolidated material features advantageous microstructure featuring fine grains and twins, with homogeneous distribution of graphene, primarily along the twin boundaries, which contribute to ...
Radim Kocich   +2 more
wiley   +1 more source

Sub-nanometer ultrathin epitaxy of AlGaN and its application in efficient doping

open access: yesLight: Science & Applications, 2022
A desorption-tailoring strategy is demonstrated to steadily prepare self-assembled p-AlGaN superlattices with sub-nanometer ultrathin barriers by MOCVD, which juggle the hole concentration and transport.
Jiaming Wang   +11 more
doaj   +1 more source

X‐Ray Computed Tomography Quantifies Primary Phases and Reveals Crack Morphology in High‐Cycle Fatigue of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
Primary phases and a fatigue crack are studied in a forged blank of an aluminum alloy using synchrotron and laboratory X‐ray computed tomography. To image the crack, the fatigue test is interrupted, and a static tensile load is applied to open the crack.
Jakob Schröder   +6 more
wiley   +1 more source

The Microstructure of Experience [PDF]

open access: yes, 2019
I argue that experiences can have microphenomenal structures, where the macrophenomenal properties we introspect are realized by non-introspectible microphenomenal properties.
Lee, Andrew Y.
core  

Microstructure of a liquid complex (dusty) plasma under shear

open access: yes, 2012
The microstructure of a strongly coupled liquid undergoing a shear flow was studied experimentally. The liquid was a shear melted two-dimensional plasma crystal, i.e., a single-layer suspension of micrometer-size particles in a rf discharge plasma ...
A. V. Ivlev   +3 more
core   +1 more source

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