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Analysis of Surface Characteristics and Spoke-shaped Removal through Ultra-precision Machining of Germanium Materials

Analysis Surface Characteristics Spoke-shaped Removal is a M.Tech project topic for Mechanical Engineering. Explore the IEEE-style abstract, reference…

Advanced Manufacturing Design & Manufacturing M.Tech Project Ideas Mechanical Engineering Precision Machining
Analysis of Surface Characteristics and Spoke-shaped Removal through Ultra-precision Machining of Germanium M… - Fried Engineers Project Topic

Analysis Surface Characteristics Spoke-shaped Removal is a M.Tech project topic for Mechanical Engineering. It gives students a clear starting point for research, implementation planning, and documentation.

Analysis Surface Characteristics Spoke-shaped Removal Project Details

Abstract

This project gives clear steps for studying how the surface and material‑removal behave when ultra‑precision machining monocrystalline germanium, a key material for infrared optics. Germanium is naturally brittle, so cutting it without causing subsurface damage or tiny cracks is difficult. We systematically test how spoke‑shaped removal patterns and surface quality change with different cutting settings—feed rate, depth of cut, and spindle speed—using Single Point Diamond Turning (SPDT). A combined experimental and numerical‑simulation approach is set up to examine the brittle‑to‑ductile transition zone and how it relates to crystal orientation. Surface shape is measured with white‑light interferometry and scanning electron microscopy. These tools give roughness numbers and reveal any micro‑structural defects.

The project also supports modeling how cutting forces and heat affect the formation of spoke‑like surface features. By fine‑tuning the tool‑material interaction parameters, we aim to create a reliable method for producing optical‑grade finishes on brittle semiconductor wafers. This should cut down the need for post‑machining polishing and improve the efficiency of making high‑precision infrared optical parts.
Reference Paper Analysis of Surface Characteristics and Spoke-shaped Removal through Ultra-precision Machining of Germanium Materials
Domain Mechanical Engineering
Sub-Domain Design & Manufacturing / Advanced Manufacturing / Precision Machining
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