Updates & Insights

Magnetorheological Polishing with Curved Permanent Magnets for More Uniform Material Removal on K9 Glass

Uniformity Challenges in Conventional Magnetorheological Polishing Magnetorheological polishing controls the rheological behavior of a magnetorheological polishing fluid through an external magnetic field. The fluid forms

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How Polishing Pad Surface Shape Influences the Double-Sided Polishing of Ultrathin Workpieces

Limitations of the Ideal Flat-Pad Assumption Double-sided polishing simultaneously processes both surfaces of a workpiece and can be used to improve flatness, thickness uniformity, and

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Single-Point Diamond Turning of Chalcogenide Glass for Ultra-Precision Infrared Optics

Key Challenges in Chalcogenide Glass Machining Chalcogenide glass is an important material for infrared imaging and optical systems because of its favorable infrared optical properties.

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Predicting Material Removal Rate in Semiconductor Wafer CMP Through Multi-Source Data Fusion

The Multi-Factor Challenge of MRR Prediction Chemical mechanical polishing (CMP) is a critical semiconductor manufacturing process used to achieve wafer surface planarization. Material removal rate

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Preston-Based Simulation for Predicting Material Removal in Flat Polishing

The Challenge of Nonuniform Material Removal Flat polishing is widely used in semiconductor, optical, and precision component manufacturing. Its purpose is to improve surface quality

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An Uncertainty-Based Error Mitigation Method for Magnetorheological Finishing of Optical Components

Impact of Multiple Uncertainty Sources on Finishing Accuracy Magnetorheological finishing is a deterministic surface-processing technology used for high-precision optical components. Its results depend on the

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A Progressive Two-Step Tool-Setting Method for Ultra-Precision Diamond Turning

Tool-Setting Accuracy Determines Optical Surface Form Single-point diamond turning (SPDT) is widely used to manufacture spherical, aspherical, and other high-precision optical surfaces. During this process,

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How Grinding Strategies Affect the Subsequent Polishing of Sapphire

The Challenge of Subsurface Damage in Sapphire Machining Sapphire is a hard and brittle material widely used in optical components and semiconductor substrates. Grinding is

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Texture Morphology Evaluation and Tool-Orientation Control in Five-Axis Ball-End Milling of Freeform Surfaces

Surface Texture Challenges in Freeform Machining In five-axis ball-end milling of freeform surfaces, toolpath optimization, kinematic singularity avoidance, and error compensation are essential for maintaining

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Surface Evolution and Subsurface Damage Mechanisms in Fixed-Abrasive Lapping of Silicon Carbide

The Core Challenge of Machining a Hard and Brittle Material Silicon carbide (SiC) is an important material for power semiconductors, RF devices, advanced optics, and

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Research on Plane Lapping and Surface Generation Mechanisms of Molybdenum Circular Substrates

Key Challenges in Molybdenum Substrate Planarization Molybdenum circular substrates are important base materials for electronic devices and optical systems. Their downstream applications often require controlled

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Predicting Material Removal Rate in Wafer CMP Through Multi-Source Data Fusion

The Challenge of MRR Control in CMP Chemical mechanical polishing (CMP) is a critical planarization process in semiconductor wafer manufacturing. Its material removal rate (MRR)

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