Journal ArticleDOI
Microstructural response and grain refinement mechanism of commercially pure titanium subjected to multiple laser shock peening impacts
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In this article, the microstructural response and grain subdivision process in commercially pure (CP) titanium subjected to multiple laser shock peening (LSP) impacts were investigated by means of optical microscopy (OM), scanning electron microscopy and transmission electron microscope (TEM) observations.About:
This article is published in Acta Materialia.The article was published on 2017-04-01. It has received 253 citations till now. The article focuses on the topics: Peening.read more
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Metallic Biomaterials: Current Challenges and Opportunities.
Karthika Prasad,Olha Bazaka,Ming Chua,Madison Rochford,Liam Fedrick,Jordan Spoor,Richard Symes,Marcus Tieppo,Cameron Collins,Alex Cao,David Markwell,Kostya Ostrikov,Kostya Ostrikov,Kateryna Bazaka +13 more
TL;DR: This review will briefly explore major representatives of metallic biomaterials along with the key existing and emerging strategies for surface and bulk modification used to improve biointegration, mechanical strength and flexibility of biometals, and discuss their compatibility with the concept of 3D printing.
Journal ArticleDOI
Microstructure, residual stress and tensile properties control of wire-arc additive manufactured 2319 aluminum alloy with laser shock peening
Rujian Sun,Liuhe Li,Ying Zhu,Wei Guo,Peng Peng,Baoqiang Cong,Jianfei Sun,Zhigang Che,Bo Li,Chao Guo,Lei Liu +10 more
TL;DR: In this paper, laser shock peening was combined with wire-arc additive manufacturing to refine microstructure, modify stress state and enhance tensile properties of as-printed 2319 aluminum alloy.
Journal ArticleDOI
High-performance integrated additive manufacturing with laser shock peening –induced microstructural evolution and improvement in mechanical properties of Ti6Al4V alloy components
TL;DR: In this article, the impact of the angle between LSW and the deposited plane on tensile properties of both SLM-LSPed specimens was analyzed, and two kinds of LSW-induced atomic diffusion processes at the interfaces between both adjacent deposited layers were presented.
Journal ArticleDOI
Laser shock peening of laser additive manufactured Ti6Al4V titanium alloy
TL;DR: In this paper, laser shock peening is combined with laser additive manufacturing to modify the surface microstructures and mechanical properties of as manufactured Ti6Al4V titanium alloy, which is examined before and after LSP.
Journal ArticleDOI
Dynamic recrystallization of titanium: Effect of pre-activated twinning at cryogenic temperature
TL;DR: In this article, a pre-cold deformation process was applied for commercially pure titanium at cryogenic temperature to activate high-density deformation twins, and subsequent hot-deformation was used to induce dynamic recrystallization (DRX).
References
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Journal ArticleDOI
Ti based biomaterials, the ultimate choice for orthopaedic implants – A review
TL;DR: In this paper, the influence of alloy chemistry, thermomechanical processing and surface condition on these properties is discussed and various surface modification techniques to achieve superior biocompatibility, higher wear and corrosion resistance.
Journal ArticleDOI
Surface modification of titanium, titanium alloys, and related materials for biomedical applications
TL;DR: A review of surface modification techniques for titanium and titanium alloys can be found in this article, where the authors have shown that the wear resistance, corrosion resistance, and biological properties can be improved selectively using the appropriate surface treatment techniques while the desirable bulk attributes of the materials are retained.
BookDOI
Titanium and titanium alloys : fundamentals and applications
Christoph Leyens,Manfred Peters +1 more
TL;DR: Peters et al. as discussed by the authors discussed the structure and properties of Titanium and Titanium Aluminides, and proposed a continuous fiber reinforced Titanium matrix composites (C.Leyens, et al.).
Journal ArticleDOI
Laser shock processing and its effects on microstructure and properties of metal alloys: a review
TL;DR: In this paper, the current status of research and development on laser shock processing of metals, also known as laser peening, using Q-switched high power lasers is reviewed and the influence of processing parameters on the laser-induced shock waves in metal components are discussed and analyzed.
Journal ArticleDOI
An investigation of surface nanocrystallization mechanism in Fe induced by surface mechanical attrition treatment
TL;DR: A grain refinement mechanism induced by plastic deformation during the SMA treatment in Fe was proposed in this article, which involves formation of dense dislocation walls (DDWs) and dislocation tangles (DTs) in original grains and in the refined cells under further straining.