Results 71 to 80 of about 529,742 (380)

Influence of a Standard Heat Treatment on the Microstructure and Properties of Inconel X‐750 Produced by Laser Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Ni‐base superalloys produced using additive manufacturing (AM) have a different response to heat treatments when compared to their conventional counterparts. Due to such unpredictability, various alloys with industrial interest are currently overlooked in most prior AM research.
Guilherme Maziero Volpato   +6 more
wiley   +1 more source

Monitoring the Etching Process in LPFGs towards Development of Highly Sensitive Sensors

open access: yesProceedings, 2017
In this work, the monitoring of the etching process up to a diameter of 30 µm of two LPFG structures has been compared, one of them had initially 125 µm, whereas the second one had 80 µm. By tracking the wavelength shift of the resonance bands during the
Ignacio Del Villar   +6 more
doaj   +1 more source

Restoration of stamp marks on steel components [PDF]

open access: yes, 2008
Stamp marks are used as a unique identification for a range of items, but these can be erased for criminal activities. Erased marks can sometimes be recovered by etching or magnetic means.
Matthew, Jennifer, Wightman, Graham
core   +3 more sources

Graphene–Catechol Dental Sealant: Antibacterial and Mechanical Evaluation

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents dental sealants made with graphene and L‐DOPA‐modified graphene. L‐DOPA enhances graphene dispersion, improving sealant properties. The material shows antibacterial activity against S. mutans and L. casei, along with high strength and elasticity.
Renata Pereira   +6 more
wiley   +1 more source

A Study of Electroplated Nanoporous Copper Using Aberration-Corrected Transmission Electron Microscopy

open access: yesNanomaterials
Nanoporous Cu foam is widely applied in many fields such as the packaging of electronic power devices. In this study, a sandwich-structured Cu-Zn eutectic alloy precursor composed of Cu0.53Zn0.47/Cu5Zn8/Cu0.53Zn0.47 is prepared through electroplating ...
Jianqiang Wang   +6 more
doaj   +1 more source

Reading and (not) seeing?

open access: yesSillages Critiques, 2016
Breyten Breytenbach, who is a poet, novelist, essay-writer and painter, very rarely evokes his own pictorial oeuvre in his texts. An exception is a short story entitled “Paris.” This article will study the manner in which the narrative is suspended due ...
Sandra Saayman
doaj   +1 more source

Field theory of self-organized fractal etching

open access: yes, 2001
We propose a phenomenological field theoretical approach to the chemical etching of a disordered-solid. The theory is based on a recently proposed dynamical etching model.
Gabrielli, Andrea   +2 more
core   +1 more source

(Invited) towards a vertical and damage free post-etch InGaAs fin profile: dry etch processing, sidewall damage assessment and mitigation options [PDF]

open access: yes, 2015
Based on current projections, III-Vs are expected to replace Si as the n-channel solution in FinFETs at the 7nm technology node. The realisation of III-V FinFETs entails top-down fabrication via dry etch techniques. Vertical fins in conjunction with high
Droopad, Ravi   +12 more
core   +1 more source

Etching-assisted femtosecond laser modification of hard materials

open access: yesOpto-Electronic Advances, 2019
With high hardness, high thermal and chemical stability and excellent optical performance, hard materials exhibit great potential applications in various fields, especially in harsh conditions.
Xue‐Qing Liu   +3 more
semanticscholar   +1 more source

A Simulative Approach for the Prediction of Mesoscale Residual Stress Fields in Solution‐Strengthened Ferritic Ductile Iron

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a 3D representative volume element‐based simulation approach to predict mesoscopic residual stress and strain fields in silicon solid solution‐strengthened ductile cast iron. By modeling phase transformation kinetics with an enhanced Johnson–Mehl–Avrami–Kolmogorov model, the effects of varying cooling rates on residual stresses are ...
Lutz Horbach   +6 more
wiley   +1 more source

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