2 Inch Single-Layer Continuous Film CVD MoS2 Thin Film on SiO2/Si SubstrateProduct Type: Single-Layer Continuous Film
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For model selection, substrate matching or configuration confirmation, contact our technical sales team.
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Supplier: Atomfair
Brand: ATOMFAIR®
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This document defines the substrate transfer compatibility and configuration confirmation requirements for the Atomfair 2-inch single-layer continuous film CVD MoS2 thin film on a SiO2/Si substrate with a 300 nm oxide layer. These constraints apply before quotation and before integration into downstream research devices.
- Substrate transfer compatibility: The MoS2 film is transfer-compatible with PET, PI, ITO, FTO, glass, and metal substrates, and the target substrate and surface treatment must be confirmed before transfer.
- Configuration confirmation: Confirm the selected size, material system, and product configuration, including the 2-inch single-layer continuous film form on SiO2/Si with a 300 nm oxide layer, before quotation.
- Integration requirement confirmation: Confirm the intended substrate, surface treatment, and integration requirements for the selected item before procurement.
How does the monolayer band gap of this CVD MoS2 film compare with bulk MoS2, and what does that mean for device applications?
The monolayer form is listed with a direct band gap of approximately 1.85 eV, while bulk MoS2 is listed with an indirect band gap of approximately 1.23 eV. This direct-gap specification is the key distinction supporting the listed optoelectronic and microelectronic device research applications.
Can this 2-inch single-layer MoS2 film be transferred onto substrates other than the SiO2/Si wafer?
Yes, the product is described as transfer-compatible with PET, PI, ITO, FTO, glass, and metal substrates. The source states that any transfer-compatible substrate requirement should be confirmed for quotation along with size, product form, and quantity.
What are the typical grain dimensions for the triangular single-crystal grains in this continuous film?
The listed typical grain size is several tens to approximately one hundred micrometers per side for triangular single-crystal grains. This grain-size specification is relevant for evaluating the microstructural quality of the single-layer continuous film.
This 2-inch single-layer continuous film CVD MoS2 on SiO2/Si (300 nm oxide) provides a direct bandgap of ~1.85 eV, enabling optoelectronic and microelectronic device research, but requires careful handling due to the fragile substrate and transfer steps needed for alternative substrates.
Positive
- Direct bandgap for optoelectronics: The monolayer configuration yields a direct bandgap of approximately 1.85 eV, which is critical for efficient light absorption and emission in optoelectronic and photonic device research.
- Transfer-compatible to varied substrates: The film can be transferred onto PET, PI, ITO, FTO, glass, or metal substrates, enabling integration with flexible, transparent, or conductive platforms without compromising the MoS2 layer.
Trade-offs
- Fragile SiO2/Si substrate handling: The 300 nm oxide layer on a 2-inch silicon substrate is brittle and prone to cracking during handling or thermal cycling, requiring careful manipulation and temperature control during processing.
- Transfer-dependent application path: For use on alternative substrates (e.g., PET, ITO), the film must undergo a wet or dry transfer process, which introduces risks of contamination, wrinkling, or tearing that reduce device yield.
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).


