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Indium Arsenide (InAs) Evaporation Material, Pieces, 99.95%, 1-3 mm
Product Type: Compound 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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This material requires careful selection of evaporation method and crucible material to avoid decomposition or contamination. Deposition source geometry and process parameters must be confirmed prior to use to ensure film quality and safety.
- Evaporation Method Constraint: Thermal evaporation is permitted by RFQ; e-beam evaporation requires prior decomposition review to assess material stability under electron bombardment.
- Crucible Material Constraint: Use quartz, alumina, or graphite crucibles; sealed-source setups are available by RFQ for specialized applications.
- Source Geometry Confirmation: Buyers must confirm deposition source geometry and compatibility with the piece size (1-3 mm) before ordering.
- Process Matching Requirement: The evaporation process route must be matched to the material's melting point (943°C) and density (5.7 g/cm³) to achieve desired film properties.
- Documentation Review: Certificate of analysis, safety data sheet, and shipment conditions should be reviewed against laboratory use requirements prior to handling.
Can indium arsenide (InAs) evaporation material be used with e-beam without decomposition issues?
E-beam evaporation of InAs is only permitted after a decomposition review due to the risk of material decomposition. The standard recommended method is thermal evaporation by RFQ, as specified in the product description. Decomposition review must evaluate the material's behavior under e-beam conditions to avoid stoichiometry changes.
What crucible materials are compatible with InAs evaporation material?
InAs evaporation material is compatible with quartz, alumina, or graphite crucibles, or a sealed-source setup by RFQ. The choice depends on the evaporation method and thermal requirements. The melting point of 943°C and density of 5.7 g/cm³ should be considered for crucible selection and thermal management.
What safety and handling documentation is available for InAs evaporation material?
The product includes a certificate and safety data sheet (SDS) that can be reviewed against laboratory use requirements. Shipment conditions and export requirements should be verified before ordering. The product description states that documentation review can be performed to ensure compliance with laboratory handling protocols.
Indium Arsenide (InAs) evaporation material, 99.95% purity, supplied as 1-3 mm pieces for vacuum thin-film deposition. The defined form and purity support reproducible thermal evaporation (RFQ) and e-beam evaporation only after decomposition review, requiring careful selection of crucible materials (quartz, alumina, graphite) and process validation.
Positive
- Specified 99.95% purity and material identity: The defined material identity (InAs) and 99.95% purity specification enable direct comparison with standard grades and ensure repeatable deposition conditions for thin-film applications.
- Controlled 1-3 mm piece size: The 1-3 mm piece size facilitates consistent source loading and evaporation rate stability in thermal or e-beam crucibles, reducing process variability.
Trade-offs
- E-beam requires decomposition review: InAs is prone to decomposition under electron beam heating; e-beam evaporation is only permitted after a full decomposition review, adding process validation steps and limiting direct usability.
- Restricted crucible material compatibility: The evaporation source must use quartz, alumina, or graphite crucibles, or a sealed-source setup by RFQ, restricting hardware options and requiring prior verification for lab deployment.
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).
