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4 inch wafer

Short Name:

4"

The following is a list of equipment where 4 inch round substrates are allowed.

Equipment name & NEMO ID	Training Required & Charges	Cleanliness	Location	Notes
Wet Bench Miscellaneous wbmiscres	Wet Bench Miscellaneous Photoresist Training	Flexible	SNF Paul G Allen L107 Cleanroom	Manual development of resist in beakers and Headway (manual resist spinner). SNF approved developers (acid or base). No solvents!
Matrix Plasma Resist Strip matrix	Matrix Plasma Resist Strip Training	Flexible	SNF Paul G Allen L107 Cleanroom	Single wafer tool with auto loading from a cassette. Pieces need a pocket carrier wafer for transport. Chuck temperature controls wafer heating.
Karl Suss MA-6 Contact Aligner karlsuss2	Contact Aligner Karl Suss MA-6 Training	"All"	SNF Paul G Allen L107 Cleanroom	1:1 Contact Aligner. Backside align.
Nanospec 3 nanospec3	Nanospec 3 Training	"All"	SNF Paul G Allen L107 Cleanroom
Tystar Bank 3 Tube 9 B3T9 Clean Oxide	Tystar Atmospheric Tube Training	Clean	SNF Paul G Allen L107 Cleanroom
MVD mvd	MVD Training	Flexible	SNF Paul G Allen L107 Cleanroom	Reactor located inside glovebox
Wet Bench Resist Strip wbresstrip-1	Wet Bench Resist Strip	Clean (Ge), Semiclean, Flexible	SNF Paul G Allen L107 Cleanroom	Wet Resist Removal: SRS-100 or PRS1000
Xactix Xenon Difluoride Etcher xactix	Xactix Xenon Difluoride Etcher Training	"All"	SNF Paul G Allen L107 Cleanroom	Isotropic Si etching; can be used for backside Si removal on small pieces
Karl Suss MA-6 Contact Aligner karlsuss	Contact Aligner Karl Suss MA-6 Training	"All"	SNF Paul G Allen L107 Cleanroom	1:1 Contact Aligner. Backside align, including IR.
Tystar Bank 1 Tube 1 Anneal B1T1 Flexible Oxide	Tystar Atmospheric Tube Training	Flexible	SNF Paul G Allen L107 Cleanroom
Sinton Lifetime Tester sinton-lifetime-tester	Sinton Lifetime Tester Training	Flexible	SNF Exfab Paul G Allen 151 Ocean
LEI1500 Contactless Sheet Resistance Mapping eddycurrent	LEI1500 Contactless Sheet Resistance Mapping Training	"All"	SNF Exfab Paul G Allen 151 Ocean
micromanipulator6000 IV-CV probe station micromanipulator6000	micromanipulator6000 IV-CV probe station Training	"All"	SNF Exfab Paul G Allen 151 Ocean
DISCO Wafer Saw DISCO wafersaw	Wafersaw DISCO training	Flexible	SNF Exfab Paul G Allen 159 Capitola
Plasmaetch PE-50 plasma-etch	Plasmaetch PE-50 Training	Flexible	SNF Exfab Paul G Allen 155A Venice	Low power, high pressure plasma; low bias, minimal damage. Often used for surface treatment.
Lesker Sputter lesker-sputter	Sputter Lesker 1&2 Training	Flexible	SNF Exfab Paul G Allen 155A Venice	reactive O2/N2 sputtering, substrate bias, substrate heating, co-sputter
AJA Evaporator aja-evap	Evaporator AJA training	Flexible	SNF Exfab Paul G Allen 155A Venice	For more than 300nm deposition, please contact Graham Ewing<grahamj.ewing@stanford.edu> in advance
First Nano carbon nanotube CVD furnace cvd-nanotube	cvd-nanotube training	Flexible	SNF Exfab Paul G Allen L119 Año Nuevo	Aligned single-walled carbon nanotube growth with ST-cut quartz substrates (available from SNF stockroom);1-15 single-walled carbon nanotubes per micron density
Aixtron Black Magic graphene CVD furnace aixtron-graphene	CVD graphene furnace Aixtron Black Magic training	Flexible	SNF Exfab Paul G Allen L119 Año Nuevo
Aixtron MOCVD - III-N system aix-ccs	MOCVD - III-N Aixtron training	Clean (MOCVD)	SNF MOCVD Paul G Allen 213XA	N and P doping available. For Si clean: SC1, SC2, HF dip. For Sapphire clean: SC1, SC2. For GaN template on Si or Sapphire: Piranha, SC1, SC2.

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Equipment name & NEMO ID	Technique	Cleaning Required	Cleanliness	Primary Materials Etched	Other Materials Etched	Material Thickness Range	Materials Lab Supplied	Developer	Process Temperature Range	Chemicals	Gases	Substrate Size	Substrate Type	Maximum Load
Tystar Bank 3 Tube 10 Nitride B3T10 Clean Nitride	Deposition > Chemical Vapor Deposition (CVD) > Low Pressure (LP) CVD	Pre-Diffusion Clean	Clean			25.00 Å - 2.00 μm	Si3N4 SiON		420 °C - 800 °C		NH₃ DCS	4" 6"	(Si) , (SiGe) , (SiO2)	50
Tystar Bank 3 Tube 11 TEOS B3T11 Clean TEOS	Deposition > Chemical Vapor Deposition (CVD) > Low Pressure (LP) CVD	Pre-Diffusion Clean	Clean			25.00 Å - 2.00 μm	SiO₂		420 °C - 630 °C		N₂ O₂ Si(OC₂H₅)₄	4" 6"	(Si) , (SiGe) , (SiO2)	50
Tystar Bank 3 Tube 12 Poly B3T12 Clean Poly	Deposition > Chemical Vapor Deposition (CVD) > Low Pressure (LP) CVD	Pre-Diffusion Clean	Clean			25.00 Å - 2.00 μm	Si Poly Silicon		420 °C - 630 °C		B₂H₆ GeH₄ N₂ PH₃ SiH₄	4" 6"	(Si) , (SiGe) , (SiO2)	50
Tystar Bank 3 Tube 9 B3T9 Clean Oxide	Annealing & Oxidation > Oxide Growth (furnace)	Pre-Diffusion Clean	Clean			25.00 Å - 2.00 μm	SiO₂		400 °C - 1100 °C		4% H₂ in N₂ N₂ O₂	4" 6"	(Si) , (SiGe) , (SiO2)	100
Wet Bench Clean 1 wbclean-1	Cleaning > Pre-Diffusion Clean Cleaning > Pre-Diffusion Clean > Pre-LPCVD or Pre-Metal Clean Wet Chemical Processing		Clean							50:1 HF SC1 SC2		3" 4" 6"	(Si) , (SiGe) , (SiO2)	25
Wet Bench Clean 2 wbclean-2	Cleaning > Pre-Diffusion Clean Cleaning > Pre-Diffusion Clean > Pre-LPCVD or Pre-Metal Clean Wet Chemical Processing		Clean							50:1 HF 6:1 BOE SC1 SC2		3" 4" 6"	(Si) , (SiGe) , (SiO2)	25
Wet Bench Clean_res- hotphos wbclean_res-hotphos	Etching > Wet Etching > Silicon Nitride Wet Etching Wet Chemical Processing		Clean	Si3N4								3" 4" 6"	(Si) , (SiGe) , (SiO2)
Wet Bench Clean_res-hf wbclean_res-hf	Etching > Wet Etching > Silicon Oxide Wet Etching Wet Chemical Processing		Clean	SiO₂						20:1 BOE 50:1 HF 6:1 BOE		3" 4" 6"	(Si) , (SiGe) , (SiO2)
Wet Bench Clean_res-piranha wbclean_res-piranha	Cleaning > Piranha Cleaning Wet Chemical Processing Cleaning > Resist Removal > Wet Resist Removal		Clean							9:1 Piranha		3" 4" 6"	(Si) , (SiGe) , (SiO2)
Wet Bench CMOS Metal wbclean3	Etching > Wet Etching > Aluminum and Titanium and Tungsten Wet Etching Wet Chemical Processing		Semiclean	Al Ti W						20:1 BOE 50:1 HF 6:1 BOE Al-Etch Ti-Etch W-etch		3" 4" 6"	(Si) , (SiGe) , (SiO2)	25 wafers
Wet Bench Decontamination wbdecon	Cleaning > Decontamination Wet Chemical Processing		Clean							SC2		3" 4" 6"	(Si) , (SiGe) , (SiO2)
Wet Bench Flexcorr 1 wbflexcorr-1	Etching > Wet Etching > Acid or Base Wet Etching Etching > Wet Etching > Aluminum and Titanium and Tungsten Wet Etching Cleaning > Decontamination Cleaning > Metal Clean Cleaning > Piranha Cleaning Etching > Wet Etching > Silicon Oxide Wet Etching Etching > Wet Etching > Silicon Wet Etching Wet Chemical Processing Cleaning > Resist Removal > Wet Resist Removal		Flexible	Metals Al Au Cr Si SiO₂ Resist	GaAs Si3N4 Ti W					Acids Bases Gold Etchant 20:1 BOE 50:1 HF 6:1 BOE 9:1 Piranha Al-Etch Chrome Etch KOH SC1 SC2		Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (GaAs) , (Various)
Wet Bench Flexcorr 2 wbflexcorr-2	Etching > Wet Etching > Acid or Base Wet Etching Cleaning > Piranha Cleaning Wet Chemical Processing		Flexible							Acids Bases		Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (GaAs) , (Various)
Wet Bench Flexcorr 3 wbflexcorr-3	Etching > Wet Etching > Acid or Base Wet Etching Cleaning > Piranha Cleaning Wet Chemical Processing		Flexible							Acids Bases		Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (Various)
Wet Bench Flexcorr 4 wbflexcorr-4	Etching > Wet Etching > Acid or Base Wet Etching Cleaning > Piranha Cleaning Wet Chemical Processing		Flexible							Acids Bases		Pieces 2" 3" 4" 6"
Wet Bench Flexible Solvents wbflexsolv	Patterning > Metal Lift-off Cleaning > Solvent Cleaning Cleaning > Resist Removal > Wet Resist Removal		Flexible							Isopropanol Solvents		Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (GaAs) , (Various)
Wet Bench Flexible Solvents 1 wbflexsolv-1	Cleaning > Solvent Cleaning Wet Chemical Processing Cleaning > Resist Removal > Wet Resist Removal		Flexible							Solvents		Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (GaAs) , (Various)
Wet Bench Flexible Solvents 2 wbflexsolv-2	Cleaning > Solvent Cleaning Wet Chemical Processing Cleaning > Resist Removal > Wet Resist Removal		Flexible							Solvents		Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (GaAs) , (Various)
Wet Bench Miscellaneous wbmiscres	Photolithography > Resist Develop > Resist Develop (manual) Wet Chemical Processing		Flexible					AZ 1:1		Developers		Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (GaN) , (III-V) , (GaAs)
Wet Bench Resist Strip wbresstrip-1	Wet Chemical Processing Cleaning > Resist Removal > Wet Resist Removal		Clean (Ge), Semiclean, Flexible	Resist					20 °C - 60 °C	PRS-1000 SRS-100		Pieces 2" 3" 4"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC)	25 4 inch wafers

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