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
Wet Bench Miscellaneous wbmiscres	Wet Bench Miscellaneous Photoresist Training	Flexible	SNF Cleanroom Paul G Allen L107	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 Cleanroom Paul G Allen L107	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 Cleanroom Paul G Allen L107	1:1 Contact Aligner. Backside align.
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.

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)