Laser & Optoelectronics Progress, Volume. 61, Issue 23, 2300002(2024)

Research Progress on Polishing Hard and Brittle Silicon-Carbide Material Surfaces Using Laser Technology

Zirui Wang1, Cheng Fan1, Dongmei Huang2, Yongguang Wang1、*, Dong Zhao1, and Zifeng Ni3
Author Affiliations
  • 1School of Mechanical and Electric Engineering, Soochow University, Suzhou 215021, Jiangsu , China
  • 2Suzhou Jiangjin Automation Technology Co., Ltd., Suzhou 215100, Jiangsu , China
  • 3School of Mechanical Engineering, Jiangnan University, Wuxi 214122, Jiangsu , China
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    With the rapid advancement of the semiconductor industry, there is a growing demand for improved polishing quality and efficiency for third-generation comprehensive band-gap power semiconductor materials, particularly silicon carbide (SiC). As a result, it is crucial to explore efficient surface manufacturing technologies to meet the urgent needs of the industry. This study compares common polishing techniques for SiC materials and summarizes the mechanisms of laser polishing and various laser surface modification-assisted polishing methods. Additionally, recent research progress in laser-based surface polishing technology for SiC materials is reviewed, focusing on the challenges posed by the material's high hardness, brittleness, and chemical inertness. Laser-based surface polishing offers several advantages, including efficiently removing SiC surface materials, avoiding subsurface damage, and facilitating industrial automation. Two promising development directions are summarized for highly efficient and nondestructive ultraprecision polishing technology for SiC materials in the current semiconductor industry. One of the development directions involves combining laser technology with chemical mechanical polishing (CMP). The other focuses on integrating multi-energy fields with laser polishing or laser-assisted CMP technology. Finally, the potential development of laser polishing and laser-assisted CMP technology, along with the underlying mechanisms, is discussed. This study provides a novel perspective and valuable reference for the highly effective and high-quality polishing of third-generation comprehensive band-gap power semiconductor materials, such as SiC, with substantial implications for the industry.

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    Zirui Wang, Cheng Fan, Dongmei Huang, Yongguang Wang, Dong Zhao, Zifeng Ni. Research Progress on Polishing Hard and Brittle Silicon-Carbide Material Surfaces Using Laser Technology[J]. Laser & Optoelectronics Progress, 2024, 61(23): 2300002

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    Paper Information

    Category: Reviews

    Received: Mar. 20, 2024

    Accepted: Apr. 3, 2024

    Published Online: Nov. 26, 2024

    The Author Email: Yongguang Wang (wangyg@suda.edu.cn)

    DOI:10.3788/LOP240928

    CSTR:32186.14.LOP240928

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