Laser cavitation peening: A review

H Soyama, Y Iga - Applied Sciences, 2023 - mdpi.com
Featured Application Laser cavitation peening can be applied to enhance the fatigue
strength of metallic materials, including three-dimensional additively manufactured metals …

Non-contact measurements of residual stress distribution and grain size in titanium alloys with laser ultrasonic system

S Sampath, Z Zhang, ZW Tham, YF Chen… - International Journal of …, 2024 - Elsevier
In this study, a laser ultrasonic method is proposed for nondestructive non-contact
measurement of both the residual stress depth profile and grain size in Ti-6Al-4 V alloy …

Effect of multifunction cavitation on rotating bending fatigue properties of steel rods and its fatigue limit estimation

S Kikuchi, K Minamizawa, T Ogi, K Ono… - International Journal of …, 2023 - Elsevier
The effect of multifunction cavitation (MFC) on the rotating bending fatigue properties of low-
alloy steel rods was examined. MFC generates compressive residual stress on the surface …

Comparative fatigue analysis of wrought and laser powder bed fused Ti-6Al-4V for aerospace repairs: Academic and industrial insights

AP Nagalingam, SK Gopasetty, J Wang… - International Journal of …, 2023 - Elsevier
Additive manufacturing (AM) holds great promise for delivering benefits in repair of
aerospace components. To fully exploit the benefits of AM, it is crucial to demonstrate that …

[HTML][HTML] Post-treatment technologies for high-speed additive manufacturing: Status, challenge and tendency

Y Liu, X Liu, J Lu, K Luo, Z Zhang, H Lu… - Journal of Materials …, 2024 - Elsevier
In the process of high-speed additive manufacturing, machining defects such as low surface
accuracy, high surface roughness, residual stresses and micro-cracks have a serious impact …

Study on multi-field composite strengthening, surface integrity, and microstructural evolution mechanism of 7075-T6 aluminum alloy

P Zhang, X Yue, Y Gao, Z Lin, S Wang, S Zhang - Vacuum, 2024 - Elsevier
Multi-energy field composite reinforcement technology has become a critical technique for
improving the service life of key components in aviation engines. This paper aims to …

[HTML][HTML] Investigation of surface finish and fatigue life of laser powder bed fused Ti-6Al-4V

KP Varsha, SH Yeo, H Soyama - International Journal of Fatigue, 2024 - Elsevier
In this fact-pacing world of technological advancement, the rise of additive manufacturing
(AM) has found immense applications of metallic alloys such as Ti6Al4V to manufacture key …

Estimating the fatigue limits for quenched and tempered steel rods treated with multifunction cavitation considering residual stress, hardness, and surface pits

S Kikuchi, K Ono, T Yoshimura… - Fatigue & Fracture of …, 2024 - Wiley Online Library
In this study, multifunction cavitation (MFC) was performed on low‐alloy steel (AISI 4140
steel) rods with different hardnesses to increase their fatigue limit. It was found that a high …

Mechanical surface treatment of titanium alloy Ti6Al4V manufactured by direct metal laser sintering using laser cavitation

C Kuji, H Soyama - Metals, 2023 - mdpi.com
Additive manufactured (AM) metals are attractive materials for medical implants, as their
geometries are directly produced from computer-aided design (CAD)/computer-aided …

Research on abrasive water jet polishing of silicon carbide based on fluid self-excited oscillation pulse characteristics

H Zhang, B Tao, Q Deng, C Zhang, B Lyu, DN Nguyen - Micromachines, 2023 - mdpi.com
A self-excited oscillating pulsed abrasive water jet polishing method is proposed to solve the
problems of low removal efficiency in traditional abrasive water jet polishing and the …