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Lanthanum Bromide (LaBr3) 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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Lanthanum Bromide (LaBr3) evaporation material requires moisture-controlled handling to prevent degradation. Deposition must use thermal/resistive evaporation with W/Mo/Ta boat or graphite/alumina crucible; e-beam evaporation requires RFQ confirmation.
- Moisture Sensitivity: Moisture exposure can degrade LaBr3 material quality; handle in inert atmosphere or dry environment.
- Crucible Compatibility: Use only W, Mo, or Ta boats or graphite/alumina crucibles for evaporation to avoid contamination.
- Evaporation Method Preference: Thermal/resistive evaporation is preferred; e-beam evaporation requires prior RFQ approval.
- Melting Point Consideration: The material melts at 783°C; ensure deposition source can reach this temperature without exceeding crucible limits.
- Particle Size Handling: The 1-3 mm pieces require careful loading to ensure uniform heating and avoid spitting during evaporation.
This procedure describes the handling and thermal evaporation of LaBr3 pieces in a vacuum deposition system. Follow these steps to achieve consistent thin-film deposition.
Required Equipment: W/Mo/Ta boat or graphite/alumina crucible, Thermal evaporation system, Moisture-controlled glovebox or dry environment
- Handle under moisture control
Transfer the LaBr3 pieces into a moisture-controlled glovebox or dry environment to prevent absorption. - Select crucible
Select a W/Mo/Ta boat or graphite/alumina crucible compatible with thermal evaporation of LaBr3. - Load crucible
Load the LaBr3 pieces into the crucible ensuring even distribution for uniform heating. - Install in evaporation source
Place the loaded crucible into the thermal evaporation source within the vacuum chamber. - Evacuate and heat
Evacuate the chamber and heat the crucible to the melting point of LaBr3 at 783°C. - Evaporate material
Evaporate the LaBr3 onto the substrate at the desired deposition rate while monitoring film thickness. - Cool and retrieve
Allow the system to cool completely before venting and retrieving the coated substrate.
Why is thermal evaporation preferred over e-beam for LaBr3 evaporation material?
Thermal or resistive evaporation is the preferred method for LaBr3 because it is compatible with W/Mo/Ta boats or graphite/alumina crucibles, as specified in the product description. E-beam evaporation is available only by RFQ, indicating additional process optimization is required. The melting point of 783°C and density of 5.06 g/cm³ further support thermal evaporation as the standard approach for this research-grade compound.
What boat or crucible materials are compatible with LaBr3 evaporation?
LaBr3 evaporation material is compatible with tungsten (W), molybdenum (Mo), or tantalum (Ta) boats, as well as graphite or alumina crucibles. The product specification explicitly lists these materials for use with thermal/resistive evaporation, and tantalum (Ta) is specifically noted as a compatible hardware option.
What handling precautions are required for LaBr3 due to its moisture sensitivity?
The product specification mandates moisture-controlled handling for LaBr3 evaporation material, indicating that the compound is hygroscopic and must be stored and processed in a dry environment to prevent degradation. This is a critical infrastructure requirement for maintaining the 99.9% purity and ensuring consistent thin-film deposition results.
Lanthanum Bromide (LaBr3) evaporation material, 99.9% purity, in 1-3 mm pieces, is evaluated for thermal resistive evaporation with moisture-controlled handling, offering defined composition and form for thin-film deposition but requiring careful source and environment management.
Positive
- Defined 99.9% purity: The 99.9% purity specification ensures reproducible film stoichiometry and allows direct comparison with standard and high-purity grades for process control.
- Consistent 1-3 mm piece form: The 1-3 mm piece size facilitates uniform source loading in thermal evaporation boats and crucibles, promoting consistent evaporation rates and deposition uniformity.
Trade-offs
- Moisture-sensitive handling required: Lanthanum bromide is hygroscopic; moisture-controlled handling is specified to prevent degradation during loading and evaporation, requiring inert atmosphere or dry environment.
- Evaporation method compatibility restrictions: Thermal/resistive evaporation is preferred; e-beam use requires RFQ due to potential material decomposition, and source hardware must be selected from W/Mo/Ta boats or graphite/alumina crucibles.
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).
