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Strontium (Sr) Evaporation Material, Pellets, 99.99%, 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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Strontium evaporation pellets require inert atmosphere handling to prevent oxidation and maintain material purity. Deposition must use a compatible Ta, Mo, or W boat or crucible with the evaporation method selected based on the material's melting point of 769°C and film requirements.
- Inert Atmosphere Handling: Handle strontium pellets under inert gas or in a glovebox to avoid reaction with ambient moisture and oxygen.
- Evaporation Source Compatibility: Use only tantalum, molybdenum, or tungsten boats or crucibles to prevent contamination and ensure thermal stability during evaporation.
- Process Route Selection: Select thermal resistive evaporation or low-power electron beam evaporation based on the required film properties and the material's melting point and Z-ratio.
- Pre-Installation Verification: Confirm the deposition source geometry, material purity, pellet size, and pack size before loading to match the evaporation system requirements.
- Documentation Review: Review the certificate of analysis, safety data sheet, and shipment conditions to ensure compliance with laboratory use and handling protocols.
What is the recommended evaporation method for Strontium (Sr) pellets, and why is low-power e-beam specified as 'by RFQ'?
Thermal/resistive evaporation or low-power e-beam are recommended. Low-power e-beam is specified 'by RFQ' because Strontium's low melting point (769°C) and high reactivity require precise power control to avoid decomposition or splattering, necessitating a customized quotation to match the e-beam parameters to the specific deposition system and source geometry. The product is supplied with an inert handling package to prevent oxidation during loading.
Does the 99.99% purity of Strontium evaporation pellets affect film quality in vacuum deposition?
Yes, the 99.99% purity specification minimizes contamination from trace elements such as Ca, Ba, or alkali metals, which could otherwise alter the optical, electrical, or stoichiometric properties of the deposited thin film. This purity level is standard for research-grade applications where film impurity profiles are critical. The 1–3 mm pellet size ensures consistent feed rates in thermal or e-beam sources.
What handling and storage conditions are required for Strontium (Sr) evaporation pellets due to their reactivity?
Strontium is highly reactive with moisture and oxygen, so the pellets are supplied in an inert handling package (e.g., argon-sealed or vacuum-packed) to prevent oxidation and degradation. Storage should be in a dry, inert atmosphere, and handling should be performed in a glovebox under argon or nitrogen to avoid rapid tarnishing. The material's density (2.6 g/cm³) and pellet form (1–3 mm) also require careful loading into Ta/Mo/W boats or crucibles to avoid mechanical damage to the source.
This strontium evaporation material in pellet form (1-3 mm) with 99.99% purity is suitable for thermal or low-power e-beam evaporation using Ta/Mo/W boats. The inert handling package and multiple pack sizes support research-scale thin-film deposition, though pre-quotation confirmation of hardware and logistics is required.
Positive
- High-purity strontium pellets: 99.99% purity ensures consistent evaporation behavior and film quality for research-grade thin-film deposition.
- Multiple pack sizes available: Available in 100g, 500g, and 1kg packages to accommodate varying laboratory throughput requirements.
Trade-offs
- Pre-quotation confirmation required: Buyers must confirm deposition source geometry, required quantity, certificate requirements, and shipment conditions before quotation, adding lead time to procurement.
- Specific boat material compatibility: Evaporation requires Ta/Mo/W boat or crucible; compatibility with other source materials is not specified, limiting hardware flexibility.
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).
