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__TOC__
__TOC__
= Descum Comparison Table =
{| class="wikitable"
|-
!
! [[Specific_Process_Knowledge/Lithography/Descum#Plasma Asher 3: Descum|Plasma Asher 3: Descum]]
! [[Specific_Process_Knowledge/Lithography/Descum#Plasma_Asher 4|Plasma Asher 4 (Clean)]]
! [[Specific_Process_Knowledge/Lithography/Descum#Plasma Asher 5|Plasma Asher 5 (Dirty)]]
|-
! scope=row style="text-align: left;" |  Purpose
| Resist descum
|
*Resist stripping
*Resist descum
|
*Resist stripping
*Resist descum
|-
! scope=row style="text-align: left;" | Method
| Plasma ashing
| Plasma ashing
| Plasma ashing
|-
! scope=row style="text-align: left;" | Process gasses
| O<sub>2</sub> (50 sccm)
|
*O<sub>2</sub> (0-500 sccm)
*N<sub>2</sub> (0-500 sccm)
|
*O<sub>2</sub> (0-500 sccm)
*N<sub>2</sub> (0-500 sccm)
*CF<sub>4</sub> (0-200 sccm)
|-
! scope=row style="text-align: left;" | Process power
| 10-100 W (10-100%)
| 150-1000 W
| 150-1000 W
|-
! scope=row style="text-align: left;" | Substrate batch
|
*Chips: several
*50 mm wafer: several
*100 mm wafer: 1
|
*Chips: several
*50 mm wafer: several
*100 mm wafer: 1-25
*150 mm wafer: 1-25
*200 mm wafer: 1-25
|
*Chips: several
*50 mm wafer: several
*100 mm wafer: 1-25
*150 mm wafer: 1-25
*200 mm wafer: 1-25
|-
! scope=row style="text-align: left;" | Substrate materials
|
*<span style="color:red">'''No polymer substrates'''</span><br>
*Silicon substrates
*III-V substrates
*Glass substrates
*Films, or patterned films, of any material except type IV (Pb, Te)
|
*<span style="color:red">'''No metals'''</span><br>
*<span style="color:red">'''No metal oxides'''</span><br>
*<span style="color:red">'''No III-V materials'''</span><br>
*Silicon substrates
*Glass substrates
*Polymer substrates
*Films, or patterned films, of resists/polymers
|
*Silicon substrates
*III-V substrates
*Glass substrates
*Polymer substrates
*Films, or patterned films, of any material except type IV (Pb, Te)
|}
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{{:Specific Process Knowledge/Lithography/Descum/plasmaAsher03}}
{{:Specific Process Knowledge/Lithography/Descum/plasmaAsher03}}
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=Decommisioned tools=
=Decommisioned tools=
<span style="color:red">Plasma asher 1 was decommissioned 2024-12-02.</span>
<span style="color:red">Plasma asher 1 was decommissioned 2024-12-02.</span>
[[Specific Process Knowledge/Lithography/Descum/PlasmaAsher1|Information about decommissioned tool can be found here.]]
[[Specific Process Knowledge/Lithography/Descum/PlasmaAsher1|Information about decommissioned tool can be found here.]]


<span style="color:red">Plasma asher 2 was decommissioned 2024-12-02.</span>
<span style="color:red">Plasma asher 2 was decommissioned 2024-12-02.</span>
[[Specific Process Knowledge/Lithography/Descum/PlasmaAsher2|Information about decommissioned tool can be found here.]]
[[Specific Process Knowledge/Lithography/Descum/PlasmaAsher2|Information about decommissioned tool can be found here.]]
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