Specific Process Knowledge/Etch/IBE⁄IBSD Ionfab 300/IBE blazed gratings: Difference between revisions

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''by bghe@danchip'' experiments made in June/July 2012
*60nm Barc
<gallery caption="Some examples of blazed gratingens in fused silica etched with Cr and DUV resist as masking layer "  widths="300px" heights="250px">
*360nm KRF resist


Image:IBE 30min -Cr1.jpg |'''30min etch with 100nm Cr mask, used recipe BGHE blazed gratings with CHF3''' <br>*Rotation speed 0 rpm<br>*Angle: -35<br>*I(N)=400mA<br>*RF power=1300W<br>*I(B)=300mA<br>*V(B)=300V<br>*V(AC,B)=500V<br>*Ar(N) flow=5sccm<br>*Ar(B) flow=5sccm<br>*CHF3 flow=15sccm
''by bghe@nanolab'' experiments made in June/July 2012
<gallery caption="Some examples of blazed gratings in fused silica etched with Cr and DUV resist as masking layer "  widths="300px" heights="250px">
 
Image:IBE 30min -Cr1.jpg |'''30 min etch with 100nm Cr mask, used recipe BGHE blazed gratings with CHF3''' <br>*Rotation speed 0 rpm<br>*Angle: -35<br>*I(N)=400mA<br>*RF power=1300W<br>*I(B)=300mA<br>*V(B)=300V<br>*V(AC,B)=500V<br>*Ar(N) flow=5sccm<br>*Ar(B) flow=5sccm<br>*CHF3 flow=15sccm
Image:after IBE 45min_A_34.jpg |'''45min etch with 100nm Cr mask, used recipe BGHE blazed gratings with CHF3''' <br>*Rotation speed 0 rpm<br>*Angle: -35<br>*I(N)=400mA<br>*RF power=1300W<br>*I(B)=300mA<br>*V(B)=300V<br>*V(AC,B)=500V<br>*Ar(N) flow=5sccm<br>*Ar(B) flow=5sccm<br>*CHF3 flow=15sccm
Image:after IBE 45min_A_34.jpg |'''45min etch with 100nm Cr mask, used recipe BGHE blazed gratings with CHF3''' <br>*Rotation speed 0 rpm<br>*Angle: -35<br>*I(N)=400mA<br>*RF power=1300W<br>*I(B)=300mA<br>*V(B)=300V<br>*V(AC,B)=500V<br>*Ar(N) flow=5sccm<br>*Ar(B) flow=5sccm<br>*CHF3 flow=15sccm
Image:Edge_1.jpg|'''20min etch with Krf resist, all resist is gone, used recipe BGHE blazed gratings''' <br>*Rotation speed 0 rpm<br>*Angle: -35<br>*I(N)=550mA<br>*RF power=1300W<br>*I(B)=500mA<br>*V(B)=600V<br>*V(AC,B)=400V<br>*Ar(N) flow=5sccm<br>*Ar(B) flow=10sccm<br>*CHF3 flow=0sccm
Image:Edge_1.jpg|'''20min etch with Krf resist, all resist is gone, used recipe BGHE blazed gratings''' <br>*Rotation speed 0 rpm<br>*Angle: -35<br>*I(N)=550mA<br>*RF power=1300W<br>*I(B)=500mA<br>*V(B)=600V<br>*V(AC,B)=400V<br>*Ar(N) flow=5sccm<br>*Ar(B) flow=10sccm<br>*CHF3 flow=0sccm

Latest revision as of 15:28, 6 February 2023

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This page is written by Berit Herstrøm @ DTU Nanolab (BGHE) if nothing else is stated

  • 60nm Barc
  • 360nm KRF resist

by bghe@nanolab experiments made in June/July 2012