Silicon quantum dots powder (green), 50 mgProduct Type: Quantum dot powder
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For model selection, material format, solvent, concentration or configuration confirmation, contact our technical sales team.
E-MAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
How does the broad 2–10 nm particle size range affect the emission uniformity of these green-emitting silicon quantum dots?
The 2–10 nm size range indicates a polydisperse sample. For silicon quantum dots, the emission wavelength is strongly size-dependent due to quantum confinement, so a broad size distribution will produce a broadened emission spectrum. Users should expect a range of green wavelengths rather than a single sharp peak, and exact emission may vary between batches.
Can this silicon quantum dot powder be directly dispersed in common organic solvents for solution-phase experiments?
The product is supplied as a yellow powder with no solvent compatibility or surface chemistry information provided. Direct dispersion in common solvents may require optimization, such as sonication or use of surfactants, to achieve colloidal stability. Users should test dispersibility in their intended solvent and contact the manufacturer for surface functionalization details.
What storage conditions are recommended to maintain the optical stability of this silicon quantum dot powder?
Specific storage conditions are not stated in the product description. As a research-grade nanomaterial powder, it should be stored in a cool, dry, dark environment, preferably under inert atmosphere to prevent oxidation. The powder may be sensitive to moisture and light; direct contact with the manufacturer is advised for precise handling guidelines.
This 50 mg sample of green-emitting silicon quantum dots (2-10 nm) offers a controlled particle size for consistent optical performance, with the powder form enabling solvent flexibility. However, the limited quantity and need for pre-order verification of dispersion parameters constrain its use to small-scale exploratory research.
Positive
- Controlled size range for green emission: The 2-10 nm particle size is specified to produce green photoluminescence, suitable for applications requiring consistent emission wavelength in imaging or sensing.
- Powder format for customizable dispersion: Supplied as a dry powder, allowing researchers to disperse in their preferred solvent and concentration for tailored experimental workflows.
Trade-offs
- Small research-scale quantity: The 50 mg package is suitable only for small-scale studies; scaling up requires multiple orders, and larger quantities must be quoted separately.
- Pre-use confirmation required: Buyer must verify concentration, solvent compatibility, and storage conditions before ordering to ensure the powder format matches the intended preparation workflow.
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).
