Atomfair Lead Telluride (PbTe) Powder, 99.99% Purity, Approx. 60 mesh
Product Description
Atomfair Lead Telluride (PbTe) Powder is supplied as a powder with 99.99% purity and Approx. 60 mesh. It is intended for thermoelectric-material and infrared-detector research.
Technical Specifications |
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Customization & Ordering
Package availability, minimum order quantity, pricing, and lead time are confirmed during quotation.
Key Features and Advantages
- Narrow-bandgap semiconductor with a room-temperature band gap of 0.32 eV.
- Rock-salt cubic cF8 crystal structure with a density of 8.164 g/cm³.
- PbTe is a thermoelectric and infrared-detector material system.
APPLICATION SCOPE: thermoelectric-material and infrared-detector research
DOCUMENTATION: COA and SDS can be provided upon request for batch-specific confirmation.
LABORATORY PROCUREMENT SUPPORT
For grade selection, particle-size confirmation, documentation support or custom specification review, contact our technical sales team.
What is the band gap of Atomfair PbTe powder at room temperature and how does it affect thermoelectric performance?
Atomfair Lead Telluride (PbTe) Powder has a room-temperature band gap of 0.32 eV, with a low-temperature band gap of 0.25 eV at 0 K. This narrow band gap is characteristic of a thermoelectric material system, enabling efficient charge carrier transport and Seebeck coefficient optimization for mid-temperature thermoelectric generator research.
What are the key handling and safety considerations for PbTe powder in a laboratory setting?
PbTe powder is insoluble in water and has a density of 8.164 g/cm³, which may cause settling in suspension. A Safety Data Sheet (SDS) is available upon request for batch-specific confirmation. Standard powder handling precautions, including fume hood use and personal protective equipment, are recommended due to the lead content.
Can Atomfair PbTe powder be used directly for infrared detector fabrication without further processing?
The powder is supplied at approximately 60 mesh with 99.99% purity and is intended for thermoelectric-material and infrared-detector research. However, direct use in device fabrication may require additional processing such as ball milling, sintering, or thin-film deposition, as the as-supplied powder form is not a ready-to-use detector element.
Atomfair Lead Telluride (PbTe) Powder (99.99% purity, ~60 mesh) is a narrow-bandgap semiconductor (0.32 eV at 300 K) with rock-salt cubic structure, intended for thermoelectric and infrared detector research. Its temperature-dependent band gap and fixed particle size are key technical considerations for experimental design.
Positive
- Narrow-bandgap semiconductor for thermoelectric applications: PbTe has a room-temperature band gap of 0.32 eV, making it suitable for thermoelectric energy conversion and infrared detection research.
- High-purity 99.99% with defined mesh size: The 99.99% purity and approximately 60 mesh particle size ensure consistent material properties for reproducible experimental results.
Trade-offs
- Temperature-dependent band gap: The band gap shifts from 0.25 eV at 0 K to 0.32 eV at 300 K, which may impact device performance stability across temperature ranges.
- Fixed particle size specification: The powder is supplied at approximately 60 mesh, which may not be suitable for applications requiring finer or coarser particle distributions without additional processing.
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).
