Specific Process Knowledge/Back-end processing/Polishing machine: Difference between revisions

Latest revision as of 14:24, 28 February 2023

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Unless anything else is stated, everything on this page, text and pictures are made by DTU Nanolab.

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The Logitech PM5 Polisher/Lapper is for thinning down wafers and other substrates.

The user manual, user APV, technical information and contact information can be found in LabManager:

Equipment		Polisher/Lapper
Purpose	Thinning of substrates of	InP GaAs Silicon Metals Glass/Quartz
Performance	Thinning	Removal rate: 1-10µm/min Thickness accuracy: +/- 10 µm Thickness homogeneity: +/- 10 µm Roughness: +/- ? µm
Performance	Polishing	Removal rate: ~1 µm/min Thickness accuracy: ? µm Thickness homogeneity: ? µm Roughness: +/- ? µm
Process parameter range	Polishing liquid	Al2O3 (alumina) powder: 3, 9 or 20 µm Chemlox (for polishing) SF1 Polishing Fluid (for polishing e.g. SiO2)
	Polishing cloths	Chemcloth Polishing Cloths (for use with SF1 liquid)
	Rotation speed	Thinning: 5-20 rpm Polishing: 5-80 rpm
	Arm sweep	Thinning: stationary Polishing: 12% (inner) - 80% (outer)
Substrates	Batch size	# small samples one 50 mm wafer one 100 mm wafer
	Allowed materials	InP GaAs Silicon Metals Glass/Quartz

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 '''Feedback to this page''': '''[mailto:danchipsupport@danchip.dtu.dk?Subject=Feed%20back%20from%20page%20http://http://labadviser.danchip.dtu.dk/index.php?title=Specific_Process_Knowledge/Back-end_processing/Die_Bonder click here]'''
 <!-- Replace "http://labadviser.danchip.dtu.dk/..." wih the link to the Labadviser page-->
+'''Unless anything else is stated, everything on this page, text and pictures are made by DTU Nanolab.'''
+'''All links Labmanager requires login.'''
 == Polisher/Lapper ==
-[[image:Logitech pm5 1.jpg|400px|right|thumb|The Logitech PM5 Polisher/Lapper]]
+<!-- copyright issue rkc -->
-Training is required before using th machine. The machine is equipped with a LabManager lock.
+<!-- copyright issue rkc [[image:Logitech pm5 1.jpg|400px|right|thumb|The Logitech PM5 Polisher/Lapper]]
+Training is required before using th machine. The machine is equipped with a LabManager lock.-->
 The Logitech PM5 Polisher/Lapper is for thinning down wafers and other substrates.
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 ==Equipment performance and process related parameters==
+[[File:IMG_20230228_113121.jpg|thumb|350px|PM5 lapper in Fume hood]]
 {| border="2" cellspacing="0" cellpadding="2"
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 *Allowed material 3 -->
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 |}
+[[File:IMG_20230228_113134.jpg|thumb|left|300px|lapping jig]]
+[[File:IMG_20230228_113127.jpg|thumb|1000px|mounting/measuring space]]
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