Silicon quantum dots Solution dispersion(blue), 5 mg/mL, 10 mLProduct Type: Quantum dot dispersion
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.
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
Does the 2-10 nm size range of these silicon quantum dots guarantee a specific blue emission wavelength?
The product is labeled as 'blue' luminescent, but the exact emission wavelength is not specified in the provided specifications. The size range of 2-10 nm is consistent with quantum confinement effects that typically yield blue emission for smaller silicon quantum dots, but researchers should verify the emission peak experimentally.
Can this silicon quantum dot dispersion in ethanol be directly mixed with aqueous or biological buffers without precipitation?
The solvent is ethanol, which is miscible with water. However, the product description does not specify surface chemistry or compatibility with aqueous systems. Direct mixing may cause aggregation or precipitation if the quantum dots are not surface-functionalized for aqueous environments. Researchers should test compatibility with their specific buffer or consider phase transfer.
What specific storage conditions are recommended to maintain the colloidal stability of this 5 mg/mL silicon quantum dot dispersion in ethanol?
The product description advises to 'match powder or dispersion format to the intended preparation workflow and storage practice.' No specific storage temperature, shelf life, or light sensitivity is provided. Standard practice for ethanol-based dispersions is to store in a tightly sealed, light-resistant container in a cool, dry area away from ignition sources, and to avoid repeated temperature cycling.
This silicon quantum dot dispersion (blue emission, 5 mg/mL in ethanol, 10 mL) provides a narrow size distribution (2–10 nm) and is ready for luminescence-based studies, but the ethanol solvent and small volume require careful handling and may limit direct compatibility with aqueous systems.
Positive
- Blue-emitting silicon quantum dots: The dispersion exhibits blue fluorescence, a property explicitly stated for the product, making it suitable for optoelectronic or bioimaging applications that require visible-light emission from silicon-based nanomaterials.
- Defined size and concentration: Particle size range (2–10 nm) and concentration (5 mg/mL) are specified, enabling reproducible experimental conditions and straightforward comparison with literature studies.
Trade-offs
- Ethanol solvent compatibility: The dispersion uses ethanol as the solvent, which may not be compatible with water-sensitive or aqueous-based applications; solvent exchange may be required before integration with certain biological or polymer matrices.
- Small volume and handling sensitivity: The 10 mL package size and volatile ethanol solvent necessitate careful storage and handling to prevent evaporation or contamination, limiting the working volume for extended experiments.
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).
