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
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
MVD mvd	MVD Training	Flexible	SNF Cleanroom Paul G Allen L107	Reactor located inside glovebox
Wet Bench Resist Strip wbresstrip-1	Wet Bench Resist Strip	Clean (Ge), Semiclean, Flexible	SNF Cleanroom Paul G Allen L107	Wet Resist Removal: SRS-100 or PRS1000
Xactix Xenon Difluoride Etcher xactix	Xactix Xenon Difluoride Etcher Training	All	SNF Cleanroom Paul G Allen L107	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 Cleanroom Paul G Allen L107	1:1 Contact Aligner. Backside align, including IR.
AJA2 Evaporator aja2-evap	Evaporator AJA2	Semiclean	SNF Cleanroom Paul G Allen L107	For more than 300nm deposition, please contact Graham Ewing<grahamj.ewing@stanford.edu> in advance
Savannah ALD savannah	ALD Savannah Training	Flexible	SNF Cleanroom Paul G Allen L107
Wet Bench Clean_res-hf wbclean_res-hf	Wet Bench Clean Piranha/HF/Phosphoric Training	Clean	SNF Cleanroom Paul G Allen L107	Resist as mask allowed
Plasma Therm Versaline LL ICP Deep Silicon Etcher PT-DSE	Plasma Therm Versaline LL ICP Deep Silicon Etcher Training	Flexible	SNF Cleanroom Paul G Allen L107	Single wafer; Bosch process for Si etching; Default 4" config; Can be converted to 6" config; pieces need to be attached to carrier wafer; need a support wafer for through wafer etching, can be used for Isotropic Si Etching
ASML PAS 5500/60 i-line Stepper asml	Stepper ASML PAS 5500/60 i-line Training	All	SNF Cleanroom Paul G Allen L107	5:1 reducing stepper
Intlvac Evaporator Intlvac_evap	Evaporator Intlvac Training	Clean, Semiclean	SNF Cleanroom Paul G Allen L107
Woollam woollam	Woollam Training	All	SNF Cleanroom Paul G Allen L107
Wet Bench Flexcorr 4 wbflexcorr-4	Wet Bench Flexcorr 1and2 and 3and4 Training	Flexible	SNF Cleanroom Paul G Allen L107	Manual wet etching of non-standard materials using acids or bases. Hot plate, HF bath, and controlled temperature bath available. GaAs not allowed.
Oxford Dielectric Etcher oxford-rie	Oxford Dielectric Etcher Training	Flexible	SNF Cleanroom Paul G Allen L107	4" wafers; can be adopted to do 6" or 8" wafers; pieces need to be bonded to carrier wafers
EVG Contact Aligner evalign	Contact Aligner EVG Training	All	SNF Cleanroom Paul G Allen L107	1:1 Contact Aligner. Anodic Bond, backside align, including IR.
SVG Resist Coat Track 2 svgcoat2	SVG Resist Coat Tracks 1 and 2 Training	All	SNF Cleanroom Paul G Allen L107	Automatic HMDS, Resist spinning, and Bake. AZ5214IR Image Reversal.
Wet Bench Flexible Solvents 1 wbflexsolv-1	Wet Bench Flexible Solvents 1 and 2 Training	Flexible	SNF Cleanroom Paul G Allen L107	Manual solvent cleaning, two ultrasonic baths.
Lam Research TCP 9400 Poly Etcher lampoly	Lam Research TCP 9400 Poly Etcher Training	Clean, Semiclean	SNF Cleanroom Paul G Allen L107	Single wafer etch with auto-loading from a cassette. Equipment originally used for gate etching with high selectivity to thin gate oxides.
Thermco3 Oxidation Furnace thermco 3	Thermco 3 Oxidation Furnaces Training	Clean	SNF Cleanroom Paul G Allen L107	Dry and wet oxidation. Use calculator to determine growth rate. N2 annealing available.

Pages

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
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
RTA AllWin 610 aw610_r	Annealing & Oxidation > Rapid Thermal Annealing		Flexible					21 °C - 1150 °C	4% H₂ in N₂ Ar N₂ NH₃ O₂	Pieces 2" 3" 4" 6"	(Si) , (SiGe) , (SiO2)