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Potassium Iodide (KI) Evaporation Material, Pieces, 99.9%, 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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Potassium iodide evaporation material requires moisture-controlled handling to prevent degradation during storage and processing. Deposition must use tungsten, molybdenum, or tantalum boats or graphite or alumina crucibles with thermal or electron-beam evaporation methods.
- Moisture Sensitivity: Handle the material under controlled humidity to avoid moisture absorption that can affect evaporation performance.
- Source Compatibility: Use tungsten, molybdenum, or tantalum boats or graphite or alumina crucibles for evaporation source hardware.
- Evaporation Method Preference: Thermal or resistive evaporation is the preferred method; electron-beam evaporation is available by request for quotation.
- Melting Point Constraint: The material melts at 681°C, requiring precise temperature control to avoid decomposition or uneven evaporation.
- Density Consideration: The density of 3.13 g/cm³ influences loading volume and film thickness calibration during deposition.
What boat or crucible materials are recommended for thermal resistive evaporation of Potassium Iodide (KI) pieces?
For thermal resistive evaporation of this Potassium Iodide (KI) material, W/Mo/Ta boat or graphite/alumina crucible are recommended. The product is supplied as 1-3 mm pieces to facilitate loading into these sources. For e-beam evaporation, a quotation is required.
Why is moisture-controlled handling specified for this Potassium Iodide evaporation material?
The product description explicitly requires moisture-controlled handling because Potassium Iodide is hygroscopic and can absorb ambient moisture, which may compromise the 99.9% purity and evaporation performance. The piece form and 1-3 mm size range require careful storage and handling to maintain material integrity before deposition.
How does the 1-3 mm piece size of KI evaporation material affect deposition source loading and film uniformity?
The 1-3 mm piece size is specified to support source loading and evaporation review. This size range allows even packing in boats or crucibles, promoting consistent melt characteristics and uniform evaporation rates during thermal resistive deposition. The form factor is directly compatible with the recommended W/Mo/Ta boat or graphite/alumina crucible geometries.
Potassium Iodide (KI) evaporation material in 1-3 mm pieces at 99.9% purity is evaluated for thermal resistive evaporation using W/Mo/Ta boats or graphite/alumina crucibles, with moisture-controlled handling required due to KI's hygroscopic nature.
Positive
- Defined physical form for source loading: Supplied as 1-3 mm pieces, this form factor facilitates consistent loading into thermal evaporation boats or crucibles, reducing the risk of source bridging or uneven deposition rates.
- Multiple pack sizes for lab scaling: Available in 100g, 500g, and 1kg packs, allowing researchers to match quantity to experimental throughput without over-procurement of moisture-sensitive material.
Trade-offs
- Moisture-controlled handling required: KI is hygroscopic; exposure to ambient humidity can degrade material quality and film properties, necessitating storage in dry conditions and careful handling during deposition.
- E-beam evaporation requires RFQ confirmation: While thermal resistive evaporation is preferred, e-beam use is only supported by RFQ, adding a procurement step and potential delay for labs relying on e-beam systems.
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).
