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Indium (In) Evaporation Material, Pellets, 99.9999%, 1-3 mm
Product Type: Pure Metal Evaporation Material
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For material selection, deposition-source matching, pack-size confirmation or quotation support, contact our technical sales team.
INQUIRY: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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Indium pellets require specific evaporation source hardware and process conditions for optimal thin-film deposition. The material's melting point, density, and Z-ratio must be considered when selecting boat or crucible materials and evaporation method.
- Evaporation Source Compatibility: Use Mo, W, or Ta boats or graphite/alumina crucibles for evaporation, with thermal/resistive method preferred over e-beam.
- Material Properties: The melting point of 157°C and density of 7.3 g/cm³ influence the evaporation rate and film thickness uniformity.
- Purity Specification: The 99.9999% purity minimizes contamination in deposited films.
- Pellet Size Consistency: The 1-3 mm pellet size ensures consistent loading and evaporation behavior in the source.
- Process Matching: Deposition source hardware and process route must be matched to the material's behavior and film requirements.
What is the significance of 99.9999% (6N) purity for indium evaporation material in thin-film deposition?
The 99.9999% (6N) purity ensures ultra-low impurity levels, which is critical for semiconductor, optoelectronic, and other high-precision thin-film applications where contamination can degrade electrical or optical properties. This grade is specified as a research-grade material for vacuum deposition, allowing direct comparison with standard and higher-purity grades during procurement.
What boat or crucible materials are compatible with indium evaporation pellets?
Indium pellets are compatible with Mo, W, or Ta boats, as well as graphite or alumina crucibles. Thermal/resistive evaporation is the preferred method, though low-power e-beam evaporation is also supported. The choice depends on the deposition source geometry and the required evaporation temperature, with the melting point of indium at 157°C enabling low-power operation.
How does the Z-ratio of 0.841 for indium affect quartz crystal microbalance (QCM) monitoring during deposition?
The Z-ratio of 0.841 is a material-specific acoustic impedance factor used to correct the thickness reading from a QCM sensor. For accurate film thickness control, this value must be programmed into the deposition controller, as it accounts for the relationship between indium's density (7.3 g/cm³) and its acoustic properties. Using the correct Z-ratio prevents systematic errors in the deposited film thickness.
Indium (In) pellets at 99.9999% purity with 1-3 mm size for thermal/resistive evaporation, melting point 157°C, density 7.3 g/cm³, Z-ratio 0.841, requiring Mo/W/Ta boat or graphite/alumina crucible.
Positive
- Ultra-high 99.9999% purity: Minimizes contamination in thin-film deposition, critical for semiconductor and optoelectronic applications requiring low defect density.
- Pellets with 1-3 mm size: Consistent pellet geometry facilitates uniform loading into boats or crucibles, improving evaporation rate stability and source utilization.
Trade-offs
- Low melting point constraint: Melting point of 157°C requires careful temperature control during evaporation to avoid premature melting or splashing, especially in low-power e-beam setups.
- Limited e-beam compatibility: E-beam evaporation is optional only for low-power configurations; higher-power e-beam systems may cause uncontrolled melting or material loss, necessitating thermal/resistive methods for reliable results.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
