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Schematic representation of the ( a ) face turning geometry and force compo...
Published Online: March 28, 2023
Fig. 1 Schematic representation of the ( a ) face turning geometry and force components, ( b ) cutting tool, and ( c ) the (111)Ge turned surfaces with the regions of increased brittle fracture along the < 11 2 ¯ > cutting directions marked by highlights More
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Sections of the diamond cubic lattice structure produced with VESTA softwar...
Published Online: March 28, 2023
Fig. 2 Sections of the diamond cubic lattice structure produced with VESTA software [ 12 ]: ( a ) a lattice unit delimited by the (111) plane, ( b ) – ( c ) section of a (111) Ge plane with respect to each cutting direction More
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Representative measured cutting forces during face turning of the (111)Ge f...
Published Online: March 28, 2023
Fig. 3 Representative measured cutting forces during face turning of the (111)Ge for a range of feedrates. Details of one region are shown on right where fluctuations in the force correspond to the cutting tool entering and exiting the regions where brittle fracture increases. More
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( a ) Measured average forces during face turning of (111)Ge as a function ...
Published Online: March 28, 2023
Fig. 4 ( a ) Measured average forces during face turning of (111)Ge as a function of feedrate and maximum chip thickness. The error bars represent the maximum and minimum force for a full turn of the specimen and ( b ) resultant force angle calculated from the average value of the thrust and cutti... More
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Top view surface topography of the (111)Ge surfaces turned with a range of ...
Published Online: March 28, 2023
Fig. 5 Top view surface topography of the (111)Ge surfaces turned with a range of feedrates along the < 11 2 ¯ > and < 2 1 ¯ 1 ¯ > cutting directions. The scan area is 50 × 50 µ m 2 for all feedrates. The height scale is 50 nm for f = 0.5 µ ... More
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Areal surface roughness (Sa) of the (111)Ge surfaces turned with a range of...
Published Online: March 28, 2023
Fig. 6 Areal surface roughness (Sa) of the (111)Ge surfaces turned with a range of feedrates along the < 11 2 ¯ > and < 2 1 ¯ 1 ¯ > cutting directions More
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A typical Raman spectrum of the (111)Ge surface turned with  f  = 0.5  µ m/...
Published Online: March 28, 2023
Fig. 7 A typical Raman spectrum of the (111)Ge surface turned with f = 0.5 µ m/rev along the < 11 2 ¯ > cutting directions More
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Average and standard deviation of ( a ) the Raman mode FWHM and ( b ) resid...
Published Online: March 28, 2023
Fig. 8 Average and standard deviation of ( a ) the Raman mode FWHM and ( b ) residual stress measured from the shifts in Raman mode peak position for the (111)Ge surfaces turned with a range of feedrates along the < 11 2 ¯ > and < 2 1 ¯ 1 ¯ > cut... More
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Force applied to the Berkovich indenter plotted against penetration depth f...
Published Online: March 28, 2023
Fig. 9 Force applied to the Berkovich indenter plotted against penetration depth for the surfaces turned with a feedrate of ( a ), ( c ) 0.5 µ m/rev and ( b ), ( d ) 9 µ m/rev. Arrows denote the observed pop-ins. More
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Force applied to the Berkovich indenter plotted against penetration depth f...
Published Online: March 28, 2023
Fig. 10 Force applied to the Berkovich indenter plotted against penetration depth for the surfaces turned with a feedrate of 1 µ m/rev along the < 11 2 ¯ > cutting directions. The indentations were performed at a maximum force of ( a ) 5 mN and ( b ) 6 mN. Arrows denote the ... More
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Post-indentation top view AFM scans of the Berkovich residual impressions o...
Published Online: March 28, 2023
Fig. 11 Post-indentation top view AFM scans of the Berkovich residual impressions on the surfaces turned with a feedrate of 1 µ m/rev along the < 11 2 ¯ > cutting directions. The height scale of the surface topography image is 50 nm. More
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Average and standard deviation of ( a ) elastic modulus, ( b ) contact stif...
Published Online: March 28, 2023
Fig. 12 Average and standard deviation of ( a ) elastic modulus, ( b ) contact stiffness, and ( c ) hardness of the (111)Ge surfaces turned with a range of feedrates along the < 11 2 ¯ > and < 2 1 ¯ 1 ¯ > cutting directions More
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Force applied to the cube corner indenter plotted against penetration depth...
Published Online: March 28, 2023
Fig. 13 Force applied to the cube corner indenter plotted against penetration depth for the surfaces turned with a feedrate of ( a ) 0.5 µ m/rev and ( b ) 9 µ m/rev along the < 11 2 ¯ > cutting directions More
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Post-indentation SEM scans of the cube corner residual impressions on the s...
Published Online: March 28, 2023
Fig. 14 Post-indentation SEM scans of the cube corner residual impressions on the surfaces turned along the < 11 2 ¯ > cutting directions. An SEM image of the residual impression from the Berkovich indentation on the surface turned with a feedrate of 0.5 µ m/rev is also show... More
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Average and standard deviation of indentation fracture toughness of the (11...
Published Online: March 28, 2023
Fig. 15 Average and standard deviation of indentation fracture toughness of the (111)Ge surfaces turned with a range of feedrates along the < 11 2 ¯ > cutting directions More
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The relationship between melt pool characteristics and generated porosity, ...
Published Online: March 28, 2023
Fig. 1 The relationship between melt pool characteristics and generated porosity, including the classification boundary variation when process conditions vary More
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