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Palladium (Pd) Evaporation Material, Pellets, 99.999%, 3-6 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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Palladium (Pd) evaporation pellets require deposition-source compatibility and precise process matching. The 3-6 mm pellet form, 1554°C melting point, and 0.357 Z-ratio dictate specific evaporation hardware and parameter selection.
- Evaporation Source Compatibility: Use only Mo/W/Ta boat or water-cooled e-beam hearth with graphite/alumina liner as the evaporation source.
- Pellet Size Constraint: The 3-6 mm pellet size must be compatible with the source geometry to ensure uniform melting and deposition.
- Process Parameter Matching: The melting point and Z-ratio must be considered when setting evaporation rate and film thickness parameters.
- Purity Requirement: The 99.999% purity grade minimizes contamination risk in the deposited thin film.
- Deposition Method Restriction: Only thermal/resistive or e-beam evaporation methods are suitable for this material.
What is the significance of the Z-Ratio of 0.357 for palladium evaporation material in e-beam deposition?
The Z-Ratio of 0.357 is used for quartz crystal microbalance (QCM) thickness monitoring during e-beam evaporation of palladium pellets (99.999% purity). This value corrects for acoustic impedance mismatch between palladium and quartz to ensure accurate film thickness measurement when combined with the specified density of 12.02 g/cm³.
Which boat or crucible materials are recommended for evaporating palladium pellets at its melting point of 1554°C?
For thermal/resistive evaporation of palladium pellets (melting point ~1554°C), molybdenum (Mo), tungsten (W), or tantalum (Ta) boats are recommended due to their high-temperature stability and low reactivity with molten palladium. For e-beam evaporation, a water-cooled copper hearth with a graphite or alumina liner should be used to prevent contamination and ensure uniform heating of the pellets.
How should palladium evaporation pellets be stored and handled to maintain their high purity of 99.999%?
Palladium pellets (99.999% purity) should be stored in clean, dry sealed containers to prevent surface contamination that could degrade film quality during vacuum deposition. Handling must be performed using clean tweezers or gloves to avoid introducing oils or particulates from skin contact onto the pellet surface.
Palladium (Pd) evaporation pellets at 99.999% purity and 3-6 mm size are suitable for thermal or e-beam deposition, with a melting point of 1,554°C and density of 12.02 g/cm³ requiring appropriate source hardware and process calibration.
Positive
- Ultra-high purity 99.999%: The 99.999% purity specification minimizes contamination in thin-film deposition, critical for high-performance electronic and catalytic applications.
- Versatile evaporation source compatibility: Pellets sized 3-6 mm are compatible with Mo/W/Ta boats for thermal evaporation or water-cooled e-beam hearths with graphite/alumina liners, offering flexibility in deposition system integration.
Trade-offs
- High melting point requires robust hardware: With a melting point of 1,554°C, the material demands high-temperature evaporation sources and careful thermal management to avoid source degradation or incomplete evaporation.
- Density and Z-ratio affect thickness monitoring: A density of 12.02 g/cm³ and Z-ratio of 0.357 require recalibration of quartz crystal microbalance (QCM) sensors for accurate film thickness control during e-beam evaporation.
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).
