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Few Layers Nano WS2 Dispersion with LiOH, 1mg/mL, water, 500mL
Product Type: 2D material dispersion
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 single-layer ratio of the Few Layers Nano WS2 Dispersion (AF-NM-G-DISP-F156-0088) and how does it affect device performance?
The single-layer ratio is >90% as specified in the product table. This high ratio ensures that the majority of WS2 flakes are atomically thin, which is critical for maintaining the direct bandgap and high charge carrier mobility required for optoelectronic and catalytic applications.
How does the LiOH stabilizer and pH 8-9 influence the compatibility of this WS2 dispersion with common substrates and solvents?
The dispersion uses LiOH as a stabilizer, yielding a pH of 8-9. This mildly alkaline condition may interact with acidic or pH-sensitive substrates. The solvent is water, so the dispersion is only miscible with aqueous systems; direct mixing with organic solvents can cause aggregation.
What key specifications should be verified before using this WS2 dispersion in a thin-film deposition process?
Confirm the concentration (1 mg/mL), solvent (water), stabilizer (LiOH), pH (8-9), and package size (500 mL) against your process requirements. The single-layer ratio >90% and the water-based formulation are critical for achieving uniform film coverage and avoiding contamination from non-aqueous residues.
This water-based WS2 dispersion offers a high single-layer ratio (>90%) at 1 mg/mL concentration with LiOH stabilization, suitable for solution-processed thin-film applications but requiring consideration of pH and solvent compatibility.
Positive
- High single-layer ratio: Single-layer ratio >90% ensures high monolayer content for consistent electronic and optical properties.
- Stabilized dispersion with controlled pH: Concentration of 1 mg/mL with pH 8-9 and LiOH stabilizer maintains colloidal stability for extended shelf life and uniform deposition.
Trade-offs
- LiOH stabilizer introduces alkali constraints: LiOH stabilizer raises pH to 8-9, which may be incompatible with pH-sensitive substrates or downstream processes requiring neutral conditions.
- Water-based solvent limits compatibility: Water-based dispersion requires careful drying protocols and may not be directly compatible with organic solvent-based material systems.
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).
