4 inch wafer

Short Name:

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

Equipment name & NEMO ID	Training Required & Charges	Cleanliness	Location	Notes
Tystar Bank 1 Tube 4 LTO B1T4 Flexible LTO	Tystar LPCVD Tube Training	Flexible	SNF Cleanroom Paul G Allen L107
Wet Bench Clean_res- hotphos wbclean_res-hotphos	Wet Bench Clean Piranha/HF/Phosphoric Training	Clean	SNF Cleanroom Paul G Allen L107	Resist should have been removed
Wet Bench Clean 1 wbclean-1	Wet Bench Clean1and2 Training	Clean	SNF Cleanroom Paul G Allen L107	No resist allowed. Resist should have been removed at the wbclean_res-piranha.
Oven (White) white-oven	White Oven Training	Flexible	SNF Cleanroom Paul G Allen L107	For LOL2000 bake or bakes which are not allowed in the other ovens and need higher temperatures, up to 200C, programmable.
Prometrix Resistivity Mapping System prometrix	Prometrix Training	All	SNF Cleanroom Paul G Allen L107	3 Probe Heads for different cleanliness groups.
Samco PC300 Plasma Etch System samco	Samco Training	Flexible	SNF Cleanroom Paul G Allen L107
Tystar Bank 3 Tube 11 TEOS B3T11 Clean TEOS	Tystar LPCVD Tube Training	Clean	SNF Cleanroom Paul G Allen L107
Wet Bench Flexcorr 1 wbflexcorr-1	Wet Bench Flexcorr 1and2 and 3and4 Training	Flexible	SNF Cleanroom Paul G Allen L107	Manual wet etching of non-standard materials. Hot plate available. GaAs allowed in personal labware only.
MRC Reactive Ion Etcher mrc	MRC Reactive Ion Etcher Training	Flexible	SNF Cleanroom Paul G Allen L107	Typically used for sputter etching; Single wafer, direct load system; wafers/ pieces can be directly placed on electrode
Oven BlueM 200°C to 430°C bluem	Blue M Oven Training	Flexible	SNF Cleanroom Paul G Allen L107	Convection in N2. Cure. Programmable.
Flexus 2320 Stress Tester stresstest	Stress Tester Flexus 2320 Training	All	SNF Cleanroom Paul G Allen L107
Lesker2 Sputter lesker2-sputter	Sputter Lesker 1&2 Training	Semiclean	SNF Cleanroom Paul G Allen L107	reactive O2/N2 sputtering, substrate bias, substrate heating, co-sputter
Tystar Bank 2 Tube 8 LTO B2T8 Clean LTO	Tystar LPCVD Tube Training	Clean	SNF Cleanroom Paul G Allen L107
Wet Bench Flexcorr 2 wbflexcorr-2	Wet Bench Flexcorr 1and2 and 3and4 Training	Flexible	SNF Cleanroom Paul G Allen L107	Manual wet etching of non-standard materials. Hot pots available. GaAs allowed in personal labware only
Gasonics Aura Asher gasonics	Resist Removal Dry Gasonics Training	Clean, Semiclean	SNF Cleanroom Paul G Allen L107	Single wafer tool with auto loading from a cassette. Pieces need a pocket carrier wafer for transport. Wafers heated by lamps.
Oven 110°C post-bake oven110	Resist Postbake Oven 110°C Training	All	SNF Cleanroom Paul G Allen L107	Bakes wafers with resist after the development, called post-bake.
AJA2 Evaporator aja2-evap	Evaporator AJA2 Training	Flexible	SNF Cleanroom Paul G Allen L107	For more than 300nm deposition, please contact Gabe Catalano <gcatalano@stanford.edu> in advance
Fiji 2 ALD fiji2	ALD Fiji 1 and 2 Training	Flexible	SNF Cleanroom Paul G Allen L107
Wet Bench CMOS Metal wbclean3	Wet Bench CMOS Metal (wbclean3) Training	Semiclean	SNF Cleanroom Paul G Allen L107	Al, Ti, or W wet etching or oxide etching
Plasma Therm Versaline LL ICP Metal Etcher PT-MTL	Plasma Therm Versaline LL ICP Metal Etcher Training	Flexible	SNF Cleanroom Paul G Allen L107	Single wafer; Default 4" config; Can be converted to 6" config; pieces need to be attached to carrier wafer; Restrictions: Can not etch metals or metal oxides with no volatile by-products (shorting & arcing issues)

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Equipment name & NEMO ID	Technique	Cleaning Required	Cleanliness	Primary Materials Etched	Other Materials Etched	Material Thickness Range	Materials Lab Supplied	Process Temperature Range	Gases	Substrate Size	Substrate Type	Maximum Load
Nanospec 3 nanospec3	Characterization > Reflectometry		All							Pieces 2" 3" 4" 6"
Optomec Printer optomec-printer	Deposition > Ink		Flexible							Pieces 2" 3" 4" 6"
Oven (White) white-oven	Photolithography > Resist Bake > Oven Bake		Flexible					0 °C - 200 °C		Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (GaN) , (III-V) , (GaAs)
Oven 110°C post-bake oven110	Photolithography > Resist Bake > Oven Bake > Resist Post Bake		All					110 ºC		Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (GaAs)
Oven 90°C prebake oven90	Photolithography > Resist Bake > Oven Bake > Resist Prebake		All					90 ºC		Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (GaN) , (III-V) , (GaAs)
Oven BlueM 200°C to 430°C bluem	Photolithography > Resist Bake > Oven Bake		Flexible					0 °C - 430 °C		Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (GaN) , (III-V) , (GaAs) , (Various)
Oxford Dielectric Etcher oxford-rie	Etching > Dry Etching > Capacitively Coupled Plasma Etching (CCP) > Reactive Ion Etching (RIE)		Flexible	Si3N4 SiC SiO₂ PI	C				Ar CF₄ CHF₃ N₂ O₂ SF₆	4"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂)	1
Oxford III-V etcher Ox-35	Etching > Dry Etching > Inductively Coupled Plasma Etching (ICP)		Flexible	GaAs	AlGaN AlInP GaN InGaP InSb				Ar BCl₃ CH₄ Cl₂ H₂ HBr N₂ O₂ SF₆	4"		1
Oxford Plasma Pro ICP-RIE Ox-gen	Etching > Dry Etching > Inductively Coupled Plasma Etching (ICP)		Clean					-10 °C - 60 °C	BCl₃ CF₄ Cl₂ O₂ SF₆	Pieces 4" 6"	(Si) , (SiGe) , (SiO2)	1
PDS 2010 LABCOTER™ 2 Parylene Deposition System parcoater	Deposition		Flexible				poly(p-xylylene)			Pieces 2" 3" 4" 6" 8" Cones Disks Other	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (SiC) , (GaN) , (III-V) , (GaAs) , (Various) , (Various) , (LiNb) , (Various)
Plasma Therm Versaline LL ICP Deep Silicon Etcher PT-DSE	Etching > Dry Etching > Inductively Coupled Plasma Etching (ICP)		Flexible	Si					Ar C₄F₈ O₂ SF₆	4" 6"		1
Plasma Therm Versaline LL ICP Dielectric Etcher PT-Ox	Etching > Dry Etching > Inductively Coupled Plasma Etching (ICP)		Flexible	C Si3N4 SiC SiO₂	Various C-based				Ar C₄F₈ CF₄ CHF₃ H₂ He N₂ O₂	4" 6"		1
Plasma Therm Versaline LL ICP Metal Etcher PT-MTL	Etching > Dry Etching > Inductively Coupled Plasma Etching (ICP)		Flexible	Metals or metal compounds with volatile byproducts Al	GaN				Ar BCl₃ CF₄ CH₄ Cl₂ N₂ O₂ SF₆	4" 6"		1
Plasmaetch PE-50 plasma-etch	Etching > Dry Etching > Capacitively Coupled Plasma Etching (CCP) > Reactive Ion Etching (RIE)		Flexible	Resist					78% N₂, 21% O₂, ~1% Ar	Pieces 2" 3" 4" 6"		Multiple
PlasmaTherm Shuttlelock PECVD System ccp-dep	Deposition > Chemical Vapor Deposition (CVD) > Plasma Enhanced (PE) CVD		All			100.00 Å - 4.00 μm	Si Si3N4 SiC SiO₂ SiON	100 °C - 350 °C	5% SiH₄ in He CH₄ He N₂ NH₃ SF₆ Nitrous	Pieces 4"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (LiNb)	4
PlasmaTherm Versaline HDP CVD System hdpcvd	Deposition > Chemical Vapor Deposition (CVD) > Plasma Enhanced (PE) CVD		All			500.00 Å - 4.00 μm	Si Si3N4 SiC SiO₂ SiON	50 °C - 150 °C	Ar N₂ O₂ SF₆ SiH₄	Pieces 4"		1
Profilometer Alphastep 500 alphastep	Characterization > Surface Analysis > Profilometer > Step Profile		Flexible							Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (GaN) , (III-V) , (GaAs)	1
Profilometer AlphaStep D-300 alphastep2	Characterization > Surface Analysis > Profilometer > Step Profile		Flexible							Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (SiC) , (GaN) , (III-V) , (GaAs) , (Various) , (Various) , (LiNb)	1
Prometrix Resistivity Mapping System prometrix	Characterization > Sheet Resistance Measurement		All							2" 3" 4" 6" 8"	(Si) , (SiGe) , (SiO2) , (Al₂O₃) , (SiO₂) , (Ge) , (GaN) , (III-V) , (GaAs)	1
RTA AllWin 610 aw610_l	Annealing & Oxidation > Rapid Thermal Annealing	Pre-Diffusion Clean	Clean					21 °C - 1150 °C	4% H₂ in N₂ Ar N₂ NH₃ O₂	Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2)	1 wafer