Quantifying height of ultraprecisely machined steps on oxygen-free electronic copper disc using Fourier-domain short coherence interferometry
Quantifying height of ultraprecisely machined steps on oxygen-free electronic copper disc using Fourier-domain short coherence interferometry
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DOI:
10.1117/1.oe.55.1.014103
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发表时间:
2016-01-01
影响因子:
1.3
通讯作者:
Osterberg, Kenneth
中科院分区:
文献类型:
--
作者:
Montonen, Risto;Kassamakov, Ivan;Osterberg, Kenneth
The internal shape and alignment of accelerator discs is crucial for efficient collider operation at the future compact linear collider (CLIC). We applied a calibrated custom-made Fourier-domain short coherence interferometer to measure the height of 40 and 60 mu m ultraprecisely turned steps (surface roughness R-a