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MoS2(2H) quantum dots dispersion, <10nm, 0.1 mg/ml (Dry, Water or ethanol
Product Type: Quantum dot powder
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For material selection, specification confirmation and quotation preparation, contact our technical sales team.
E-MAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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What is the significance of the 2H phase in MoS2 quantum dots for optical applications?
The 2H phase is the semiconducting polytype of MoS2, which exhibits photoluminescence when quantum-confined, making it suitable for fluorescence-based applications. The product is specifically labeled as 2H phase, confirming its semiconducting nature.
What solvents are available for the MoS2 quantum dot dispersion, and how does solvent choice affect application?
The dispersion is supplied in either water or ethanol. The choice of solvent affects compatibility with substrates and further processing: water is suitable for hydrophilic surfaces and biological assays, while ethanol is preferred for volatile deposition techniques like spin-coating. The product description confirms both solvents are available.
What is the concentration of the MoS2 quantum dots in the dispersion, and how should it be used for consistent results?
The concentration is 0.1 mg/ml based on dry MoS2 mass. This low concentration is typical for optical characterization; users may need to concentrate the dispersion via centrifugation for applications requiring higher density. The product is packaged in 20 mL vials.
This MoS2(2H) quantum dot dispersion provides sub-10 nm particle size in a 0.1 mg/ml concentration, enabling size-dependent photoluminescence studies and solution-processed device fabrication, but requires careful handling due to low concentration and solvent compatibility constraints.
Positive
- Sub-10 nm particle size: Particle size <10 nm ensures quantum confinement effects, critical for tunable photoluminescence and size-dependent electronic property studies in MoS2(2H) quantum dots.
- Dual solvent compatibility: Dispersion available in water or ethanol, offering flexibility for integration into aqueous or alcohol-based processing workflows without additional solvent exchange steps.
Trade-offs
- Low concentration constraint: At 0.1 mg/ml (dry weight), the dispersion is dilute, requiring larger volumes or concentration steps for applications needing higher mass loading, which may introduce aggregation risks.
- Solvent selection dependency: Performance and stability depend on the chosen solvent (water or ethanol); solvent evaporation rates and surface chemistry must be matched to the intended deposition or characterization method.
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).
