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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
Heidelberg MLA 150 - 2 heidelberg2	Heidelberg Training	All	SNF Paul G Allen L107 Cleanroom	Direct Write
Heidelberg MLA 150 heidelberg	Heidelberg Training	All	SNF Exfab Paul G Allen 104 Stinson	Direct Write
Headway Manual Resist Spinner headway2	Resist Coat (manual) Headway Manual Training	All	SNF Paul G Allen L107 Cleanroom	Adjustable spin speeds, spin time. SNF-acceptable resists or polymers. Ebeam resists
Headway 3 Manual Resist Spinner headway3	Resist Coat (manual) Headway 3 Training	All	SNF Exfab Paul G Allen 104 Stinson
Gasonics Aura Asher gasonics	Resist Removal Dry Gasonics Training	Clean, Semiclean	SNF Paul G Allen L107 Cleanroom	Single wafer tool with auto loading from a cassette. Pieces need a pocket carrier wafer for transport. Wafers heated by lamps.
Flexus 2320 Stress Tester stresstest	Stress Tester Flexus 2320 Training	All	SNF Paul G Allen L107 Cleanroom
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
Finetech Lambda flipchipbonder	Flip Chip Bonder Training	Flexible	SNF Exfab Paul G Allen 104 Stinson
Fiji 3 ALD fiji3	ALD Fiji 3 Training	Flexible	SNF Paul G Allen L107 Cleanroom	Restricted to non-conductive films only
Fiji 2 ALD fiji2	ALD Fiji 1 and 2 Training	Flexible	SNF Paul G Allen L107 Cleanroom
Fiji 1 ALD fiji1	ALD Fiji 1 and 2 Training	Semiclean	SNF Paul G Allen L107 Cleanroom
Ex Fab Solvent Wet Bench wbexfab_solv	WbExfab_Solv Training	Flexible	SNF Exfab Paul G Allen 104 Stinson
Ex Fab Develop Wet Bench wbexfab_dev	WbExfab_Dev Training	Flexible	SNF Exfab Paul G Allen 104 Stinson	Manual development of resist in beakers. SNF approved developers only. No solvents!
EVG 101 Spray Coater evgspraycoat	Spray Coater EVG 101 Training	All	SNF Paul G Allen L107 Cleanroom	Spray coating of resists
DISCO Wafer Saw DISCO wafersaw	Wafersaw DISCO training	Flexible	SNF Exfab Paul G Allen 159 Capitola
Critical Point Dryer Tousimis Automegasamdri-936 cpd	Critical Point Dryer Training	Flexible	SNF Paul G Allen L107 Cleanroom	CO2 drying after release of micromachined devices
CHA Solutions II Evaporator cha-evap	Evaporator CHA Training	Flexible	SNF Paul G Allen L107 Cleanroom	For more than 300nm deposition, please contact Neel Mehta <nmehta26@stanford.edu> in advance
ASML PAS 5500/60 i-line Stepper asml	Stepper ASML PAS 5500/60 i-line Training	All	SNF Paul G Allen L107 Cleanroom	5:1 reducing stepper
AMAT Centurion Epitaxial System epi2	Epitaxial AMAT Centurion Training	Clean	SNF Paul G Allen L107 Cleanroom	N and P doping available- intrinsic to 5E19 Operating pressure range is 5-300Torr
AJA2 Evaporator aja2-evap	Evaporator AJA2 Training	Flexible	SNF Paul G Allen L107 Cleanroom	For more than 300nm deposition, please contact Gabe Catalano <gcatalano@stanford.edu> in advance

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Equipment name & NEMO ID	Technique	Cleaning Required	Cleanliness	Primary Materials Etched	Other Materials Etched	Material Thickness Range	Materials Lab Supplied	Minimum Resolution	Exposure Wavelength	Mask Size	Resist	Developer	Process Temperature Range	Chemicals	Gases	Substrate Size	Substrate Type	Maximum Load
Heidelberg MLA 150 - 2 heidelberg2	Photolithography > Exposure > Direct Write		All						375 nm							Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (GaAs) , (Various) , (Various) , (LiNb)	1
Heidelberg MLA 150 heidelberg	Photolithography > Exposure > Direct Write		All						405 nm							Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (GaAs) , (Various) , (Various) , (LiNb)	1
Headway Manual Resist Spinner headway2	Photolithography > Resist coat > Resist Coat (manual)		All								AZ5214IR Shipley 3612 resist SPR 955 CM-.7 resist SPR220-3 resist SPR220-7 (C₅O₂H₈)_n					Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (GaAs)	one piece or wafer
Headway 3 Manual Resist Spinner headway3	Photolithography > Resist coat > Resist Coat (manual)		All								Resists Shipley 3612 resist SPR220-3 resist SPR220-7					Pieces 2" 3" 4"		1 piece or wafer
Gasonics Aura Asher gasonics	Etching > Dry Etching > Downstream/Remote Plasma Etching Cleaning > Resist Removal > Dry Resist Removal > Downstream/Remote Plasma Resist Removal		Clean, Semiclean	Resist	PI										O₂	4"	(Si)	25
Flexus 2320 Stress Tester stresstest	Characterization > Film Stress Measurement		All													3" 4" 6" 8"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (GaN) , (III-V) , (GaAs)	1
First Nano carbon nanotube CVD furnace cvd-nanotube	Deposition > Chemical Vapor Deposition (CVD) > Carbon Nanotube CVD Growth		Flexible				CNT						800 °C - 1100 °C		Ar C₂H₅OH CH₄ H₂ O₂	Pieces 2" 3" 4"	(Si) , (SiO2)	1x4" wafer or multiple pieces
Finetech Lambda flipchipbonder	Bonding		Flexible										°C - 400 °C			Pieces 4"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge)	1
Fiji 3 ALD fiji3	Deposition > Atomic Layer Deposition (ALD) > Plasma Enhanced (PE) ALD		Flexible			1.00 Å - 50.00 nm	SiO₂ Various Dielectrics Alumina Hafnia Titania						24 °C - 350 °C		Ar H₂ N₂ NH₃ O₂	Pieces 2" 3" 4" 6" 8"	(Si) , (SiGe) , (III-V)
Fiji 2 ALD fiji2	Deposition > Atomic Layer Deposition (ALD) > Plasma Enhanced (PE) ALD		Flexible			1.00 Å - 50.00 nm	Metal oxides Ga₂O₃ HfN In₂O₃ Ni_xO_y Pt Ru Si3N4 SiO₂ SnO₂ SrO Ta₂O₅ TiN Various Dielectrics Alumina Hafnia ITO Moly Oxide Titania Zirconia						24 °C - 350 °C		Ar H₂ N₂ O₂	Pieces 2" 3" 4" 6" 8"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (Various) , (Various) , (LiNb) , (Various)
Fiji 1 ALD fiji1	Deposition > Atomic Layer Deposition (ALD) > Plasma Enhanced (PE) ALD		Semiclean			1.00 Å - 50.00 nm	Metal oxides HfN Pt Ru SiO₂ Ta₂O₅ TaN TiN Various Dielectrics Alumina Hafnia Titania Zirconia						24 °C - 350 °C		Ar H₂ N₂ NH₃ O₂	Pieces 2" 3" 4" 6" 8"	(Si) , (SiGe) , (SiO2)
Ex Fab Solvent Wet Bench wbexfab_solv	Patterning > Metal Lift-off Cleaning > Solvent Cleaning Wet Chemical Processing		Flexible											Solvents		Pieces 2" 3" 4" 6" 8" Other
Ex Fab Develop Wet Bench wbexfab_dev	Photolithography > Resist Develop > Resist Develop (manual) Wet Chemical Processing		Flexible									AZ 1:1 MF-26A developer				Pieces 2" 3" 4" 6" 8" 12" Cones Disks Other
EVG 101 Spray Coater evgspraycoat	Photolithography > Resist coat > Resist Spray Coat (manual)		All								Resists					Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂)	1
DISCO Wafer Saw DISCO wafersaw	Machining > Wafer Saw		Flexible													Pieces 2" 3" 4" 6" 8"	(Si) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V)	1x4", 1x6" or 1x8" wafer, or pieces
Critical Point Dryer Tousimis Automegasamdri-936 cpd	Drying > CO2 Drying Wet Chemical Processing		Flexible											CO₂		Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (GaAs)
CHA Solutions II Evaporator cha-evap	Deposition > Physical Vapor Deposition (PVD) > Evaporation		Flexible			0.00 - 300.00 nm	Ag Al Au Cr Cu Ni Pd Pt Ti									Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (Ge) , (Various)	4"x15 or 6"x3 wafers or pieces
ASML PAS 5500/60 i-line Stepper asml	Photolithography > Exposure > Stepper		All						365 nm	5 inch						4"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂)
AMAT Centurion Epitaxial System epi2	Doping Deposition > Chemical Vapor Deposition (CVD) > EPI (CVD) Annealing & Oxidation > Hydrogen (H2) Annealing Deposition > Chemical Vapor Deposition (CVD) > Low Pressure (LP) CVD Deposition > Chemical Vapor Deposition (CVD) > Plasma Enhanced (PE) CVD	Pre-Diffusion Clean	Clean			50.00 Å - 3.00 μm	Ge Si SiGe						600 °C - 1200 °C		AsH₃ B₃H₆ GeH₄ H₂ N₂ PH₃ SiH₄	4"		1
AJA2 Evaporator aja2-evap	Deposition > Physical Vapor Deposition (PVD) > Evaporation		Flexible			0.00 - 300.00 nm	Ag Al Au Cr Cu Ni Pd Pt Ti									Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (Ge) , (Various)	4"x3 or 6"x1 wafers or pieces

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