Updates & Insights

End-to-End Automatic Tool Path Generation for Triangular Mesh Surfaces in Five-Axis CNC Machining

1. Industry Background and Machining Pain Points In the fields of reverse engineering and rapid prototyping, triangular mesh surfaces represent the most prevalent form of digital

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Evolution of Surface Integrity in WC-10Co-4Cr Coating Under Tangential Ultrasonic Vibration-Assisted Grinding

1. Background and Machining Challenges WC-10Co-4Cr coating is widely adopted in aerospace, energy equipment, and industrial wear-resistant components owing to its outstanding wear and corrosion resistance.

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Synergistic Effects of Diamond and Boron Carbide Composite Abrasives in 4H-SiC Lapping: Balancing Material Removal Efficiency and Subsurface Damage

1. Background and Core Challenges Silicon carbide (SiC), renowned for its wide bandgap, high thermal conductivity, and exceptional electrical properties, has emerged as the cornerstone

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Interface Effect and Dispersant Co-optimization: Breakthrough Application of CeO₂-LaOF Composite Slurry in Fused Silica CMP

1. Research Background and Processing Challenges In the chemical mechanical polishing (CMP) of large-aperture fused silica optical components, achieving a balance between material removal rate

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Liquid Particle Monitoring System via Aerosol Metrology: A Full-Chain Measurement Solution for Precise CMP Slurry Characterization

1. Industry Challenge: The Measurement Gap in CMP Slurry Characterization Chemical Mechanical Polishing (CMP) is a critical process step for wafer planarization in advanced semiconductor

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ZnS Sub-Nano Roughness Manufacturing Process Based on Tool Mark Suppression

1. Introduction: The Core Challenge in ZnS Optical Manufacturing Zinc sulfide (ZnS) crystal has established itself as an indispensable window material in modern infrared optical

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Feedrate Profile Shaping-Based Five-Axis CNC Feedrate Planning Under Machine Axis Constraints

1. Machining Background and Core Challenges In five-axis CNC machining, tool paths are typically expressed in the form of parametric curves. Conventional feedrate planning approaches

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Application of Multi-Probe Non-Contact Surface Measurement Using Differential Sensing Technology in Optical Element Grinding

1. Background and Key Challenges The grinding stage is a critical process step in ultra-precision optical manufacturing. However, in-process surface form measurement during grinding has

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Challenges and Innovations in Chemical Mechanical Polishing in the More-than-Moore Era

I. Background: The Paradigm Shift from Dimensional Scaling to Functional Integration The semiconductor industry is undergoing a profound structural transformation. As the transistor scaling driven

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Surface-Charge-Modified Silica Abrasives Enable High Ta/Cu Selectivity in Barrier CMP for Copper Interconnects

1. Background: The Selectivity Challenge in Barrier CMP In advanced copper interconnect fabrication for integrated circuits, barrier chemical mechanical planarization (CMP) is a critical process

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Advances in CeO₂ Composite Abrasives for Chemical Mechanical Polishing of Single-Crystal SiC Substrates

1. Background and Processing Challenges Single-crystal silicon carbide (SiC) has established itself as the premier substrate material for third-generation semiconductor devices, owing to its wide

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Number Concentration-Based Optimization of Mixed Abrasive Slurry for Tungsten CMP

1. Background and Process Challenges Tungsten chemical mechanical polishing (W-CMP) is one of the most critical processes for achieving interconnect layer planarization in advanced-node semiconductor manufacturing.

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