Effects of grinding-induced surface topography on the material removal mechanism of silicon chemical mechanical polishing

H Tao, Q Zeng, Y Liu, D Zhao, X Lu - Applied Surface Science, 2023 - Elsevier
Ultra-precision thinning technology using workpiece self-rotational grinding followed by
chemical mechanical polishing (CMP) is extensively applied in the integrated circuit …

Study on the transformation and control mechanism of amorphous damage during the grinding process of monocrystalline silicon considering grain shapes by MD …

M Li, X Guo, R Kang, D Guo, P Zhou - Tribology International, 2023 - Elsevier
To address the debate surrounding the stress criterion for a-Si transformation during the
scratching process caused by the particular grain, atomic-scale single grain scratching MD …

Study of the humidity-controlled CeO2 fixed-abrasive chemical mechanical polishing of a single crystal silicon wafer

G Li, C Xiao, S Zhang, S Luo, Y Chen, Y Wu - Tribology International, 2023 - Elsevier
To address the problem of low polishing efficiency in traditional loose-abrasive chemical
mechanical polishing, a humidity-controlled fixed-abrasive chemical mechanical polishing …

Review of bumpless build cube (BBCube) using wafer-on-wafer (WOW) and chip-on-wafer (COW) for tera-scale three-dimensional integration (3DI)

T Ohba, K Sakui, S Sugatani, H Ryoson, N Chujo - Electronics, 2022 - mdpi.com
Bumpless Build Cube (BBCube) using Wafer-on-Wafer (WOW) and Chip-on-Wafer (COW)
for Tera-Scale Three-Dimensional Integration (3DI) is discussed. Bumpless interconnects …

Origins and characterization techniques of stress in SiC crystals: A review

J Tian, X Xie, L Zhao, X Wang, X Chen, X Yang… - Progress in Crystal …, 2024 - Elsevier
Silicon carbide (SiC) is a promising semiconductor material which attracts huge attention
due to its wide bandgap, high thermal conductivity and great potential for electronic …

An experimental investigation of silicon wafer thinning by sequentially using constant-pressure diamond grinding and fixed-abrasive chemical mechanical polishing

G Li, C Xiao, S Zhang, R Sun, Y Wu - Journal of Materials Processing …, 2022 - Elsevier
Three-dimensional integration using through-silicon via (TSV) can significantly improve the
performance and power consumption of microelectronic devices. In order to connect more …

Quantifying the subsurface damage and residual stress in ground silicon wafer using laser ultrasonic technology: A Bayesian approach

Z Liu, B Lin, X Liang, A Du - Mechanical Systems and Signal Processing, 2022 - Elsevier
Dispersion nature of surface acoustic waves (SAWs) propagating along the machined
surface contains key information about the elastic properties and stress state of the …

Analytical prediction for depth of subsurface damage in silicon wafer due to self-rotating grinding process

L Zhang, P Chen, T An, Y Dai, F Qin - Current Applied Physics, 2019 - Elsevier
Subsurface damage (SSD) induced by silicon wafer grinding process is an unavoidable
problem in semiconductor manufacturing. Although experimental attempts have been made …

Prediction and measurement for grinding force in wafer self-rotational grinding

H Tao, Y Liu, D Zhao, X Lu - International Journal of Mechanical Sciences, 2023 - Elsevier
The ultra-precision grinding technology based on a workpiece self-rotational principle is
extensively used for silicon wafer thinning in the chip post-processing. Nevertheless, owing …

Microscopic stress analysis of nanoscratch induced sub-surface defects in a single-crystal silicon wafer

N Huang, P Zhou, S Goel - Precision Engineering, 2023 - Elsevier
The existing stress criterion assumes the material to be isotropic and only distinguishes
elastic, plastic, and crack zones, to explain the scratching-induced sub-surface defects …