Effects of post-processing on the surface finish, porosity, residual stresses, and fatigue performance of additive manufactured metals: a review

C Ye, C Zhang, J Zhao, Y Dong - Journal of Materials Engineering and …, 2021 - Springer
Additive manufacturing (AM) has attracted much attention due to its capability in building
parts with complex geometries. Unfortunately, AM metals suffer from three major drawbacks …

Amorphization by mechanical deformation

BY Li, AC Li, S Zhao, MA Meyers - Materials Science and Engineering: R …, 2022 - Elsevier
Amorphization of crystalline structures is a ubiquitous phenomenon in metals, ceramics, and
intermetallic compounds. Although the amorphous phase generally has a higher Gibbs free …

[HTML][HTML] Application of ultrasonic nanocrystal surface modification (UNSM) technique for surface strengthening of titanium and titanium alloys: A mini review

R Liu, S Yuan, N Lin, Q Zeng, Z Wang, Y Wu - Journal of Materials …, 2021 - Elsevier
Titanium and titanium alloys have been restricted in tribology-related field, because of their
disadvantages, such as low surface hardness, high friction coefficient and poor wear …

Improving surface finish and wear resistance of additive manufactured nickel-titanium by ultrasonic nano-crystal surface modification

C Ma, MT Andani, H Qin, NS Moghaddam… - Journal of Materials …, 2017 - Elsevier
Nickel-titanium (NiTi) alloys have great potential to be used as biomedical implants or
devices due to their unique functional properties (ie, shape memory properties and …

The effects of ultrasonic nanocrystal surface modification on the fatigue performance of 3D-printed Ti64

H Zhang, R Chiang, H Qin, Z Ren, X Hou, D Lin… - International Journal of …, 2017 - Elsevier
Abstract 3D-printed metals have great potential for application in the biomedical and the
aerospace industries. Unfortunately, they suffer from poor surface finish, high porosity, and …

The effect of ultrasonic surface rolling process on the fretting fatigue property of GH4169 superalloy

J Yang, D Liu, X Zhang, M Liu, W Zhao, C Liu - International Journal of …, 2020 - Elsevier
To improve the fretting fatigue (FF) resistance of GH4169 superalloy, ultrasonic surface
rolling process (USRP) is carried once and three times on material surface and the effect of …

Grain growth and fatigue behaviors of GH4169 superalloy subjected to excessive ultrasonic surface rolling process

J Yang, D Liu, Z Ren, Y Zhi, X Zhang, R Zhao… - Materials Science and …, 2022 - Elsevier
In this study, the fatigue behaviors of GH4169 superalloy, which possessed a gradient
nanostructure layer introduced by an ultrasonic surface rolling process (USRP) and …

Microstructure and mechanical properties of CoCrFeMnNi high entropy alloy with ultrasonic nanocrystal surface modification process

TA Listyawan, H Lee, N Park, U Lee - Journal of Materials Science & …, 2020 - Elsevier
In this study, mechanical properties improvement of equiatomic CoCrFeMnNi treated with an
ultrasonic nanocrystal surface modification (UNSM) was studied. The applied UNSM …

Ultrasonic nanocrystal surface modification: processes, characterization, properties, and applications

A Kishore, M John, AM Ralls, SA Jose, UB Kuruveri… - Nanomaterials, 2022 - mdpi.com
Ultrasonic nanocrystal surface modification (UNSM) is a unique, mechanical, impact-based
surface severe plastic deformation (S2PD) method. This newly developed technique finds …

The effects of laser shock peening on the mechanical properties and biomedical behavior of AZ31B magnesium alloy

R Zhang, X Zhou, H Gao, S Mankoci, Y Liu… - Surface and Coatings …, 2018 - Elsevier
Mg alloys offer potential advantages over conventional biomedical implant materials
because of their biodegradability and biocompatibility, but could be limited by their poor …