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Yi Liu

Wuhan University

Wuhan University

Economics and Management School

Wuhan, 430072

China

SCHOLARLY PAPERS

2

DOWNLOADS

69

TOTAL CITATIONS

0

Scholarly Papers (2)

1.

OMTS: Unified Surface–Internal Defect Monitoring for Laser Stealth Diced SiC Wafers

Number of pages: 15 Posted: 27 Dec 2025
Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University and Wuhan University
Downloads 42 (1,157,785)

Abstract:

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Silicon carbide (SiC), Edge chipping, Internal microcracks, Optical time-stretch (OTS) imaging, Defect detection

2.

Online Monitoring of Spatter in LPBF Using Melt-Pool Temperature Signals

Number of pages: 17 Posted: 04 Mar 2026
Wuhan University, Wuhan University, Wuhan University and Wuhan University
Downloads 27 (1,372,601)

Abstract:

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Laser Powder Bed Fusion (LPBF), Spatter severity monitoring, Two-color pyrometry, Photodiode, Melt-pool temperature