VTC-STX-XX is a 2" single head plasma magnetron sputtering coater with selectable DC, RF, or both power sources for coating all kinds of thin-film materials.
The coating chamber is separated from the power source. It is suitable for operation inside the Ar gas glovebox.
SPECIFICATIONS
Input Power
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- 220 VAC, 50/60Hz, single phase
- 800 W (including pump)
- If the voltage is 110 VAC, a 1000 W transformer is required, please click the left picture to order
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Source Power
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There are two kinds of power sources is selectable from the product option
- 13.5 MHz, 300 W RF Generator with automatic matching function which is for coating nonmetallic or semiconducting material (click picture left to see specs)
- 500W DC sputtering power source, which is for coating metallic materials (click picture right to see specs)
- You may order both power sources forcoating all types of materials
RF power source DC Power source optional |
Magnetron Sputtering Head
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- One 2" Magnetron Sputtering Heads with water cooling jackets are included and inserted into quartz chamber via a quick clamp (Click Pic.1 to see detailed specs)
- One shutter is built on the flange (manually operated) - Pic. 2
- One 16 L/min digitally controlled recirculation water chiller is required for cooling magnetron sputtering heads (Click Pic. right 3 to order if you don't have one)
- 148 cm RF cable is included (Click Pic.4)
Pic. 1 Pic. 2 Pic. 3 |
Sputtering Target
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Vacuum Chamber
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- Vacuum Chamber: 160 mm OD x 150 mm ID x 250 mm Height. made of high purity quartz
- Sealing Flange: 165 mm Dia. made of Aluminum with high-temperature silicone O-ring
- The stainless steel mesh cover is included for 100% shielding RF radiation from the chamber
- Vacuum level: 1.0E-2 Torr with included dual-stage mechanical pump and 1.0E-5 Torr with optional turbopump
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Sample Holder
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- The sample holder is rotatable and heat-able made of a ceramic heater with stainless steel cover
- The sample holder size: 50 mm Dia. for 2" wafer max
- Rotation speed is adjustable: 1 - 10 rpm for uniform coating
- 500ºC heating sample holder is available upon request upon request at the extra cost.
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Vacuum Pump Station
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- KF25 Vacuum port is built-in for connecting to a vacuum pump.
- A vacuum pump with a KF25 adaptor is required, but not included. Please click pic 1-2 to order separately.
- Vacuum level: 1.0E-2 Torr with dual-stage mechanical pump and 1.0E-5 Torr with the turbopump
- The 1 PPm ga purification system may be used to replace the turbopump to get a more clean chamber.
Pic. 1 Pic. 2 |
Options
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- A precision quartz thickness sensor is optional, click Pic1-2 below to order ), which can be built into the chamber to monitor coating thickness with the accuracy of 0.10 Å. The laptop is required for display thickness corve
- If you plan to use the coater inside the glovebox, Please order KF40 feedthrough to connect the power source, water chiller, and vacuum pump in the outside glovebox. Pic. 3-4)
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Pic. 1 Pic. 2 Pic 3Pic. 4
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Compliance
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- CE certified
- NRTL certification is NOT available temporarily.
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Application Notes
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- This compact 2" RF magnetron sputtering coater is designed for coating oxide thin films on oxide single crystal substrates, which usually does not need a high vacuum set-up
- Please use > 5N purity Ar gas for plasma sputtering
- For the best film-substrate adhesion strength, please clean the substrate surface before coating:
- Ultrasonic cleaning (Click Pic #1 to order) with the following sequential baths - (1) acetone, (2) isopropyl alcohol - to remove oil and grease. Blow-dry the substrate with N2, then hot bake in a vacuum to remove moisture
- Plasma cleaning (Click Pic #2 to order) may be needed for surface chemical bonds activation or additional contamination removal
- For the best performance, the non-conductive targets must be installed with a copper backing plate. Please refer to the instruction video below (#3) for target bonding
- MTI uses the Coaters have successfully coated ZnO on Al2O3 substrate at 500 °C (XRD profile in Pic #5)
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