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Basic Description
| Specifications & Purity | ≥0.2mg/mL in DMF, sheet resistance 2 kΩ/sq |
|---|---|
| Product Description | Description Graphene preparation method: electrochemical exfoliation.Graphene thickness by AFM: ∼80% 1-3 layers.Sheet size by AFM: 5-10 μm.Oxygen content: 5.5 at.% (C/O-ratio: 17.2).Raman I_D/I_G ratio: 0.25.Sheet resistance: 2 kΩ/sq.Typical properties of films produced thereof (after dilution to 0.1 mg/mL and dry transfer from PTFE-filter):6 nm film: 91% transmittance, sheet resistance of 24.2 kΩ/sq (as made), 7.9 kΩ/sq (after 30 min, 200 °C), <1 kΩ/sq (conc. HNO3-treatment).16 nm film: 73% transmittance, sheet resistance of 7.6 kΩ/sq (as made), 1.8 kΩ/sq (after 30 min, 200 °C), <500 Ω/sq (conc. HNO3-treatment). |
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References
| 1. Khaled Parvez, Zhong-Shuai Wu, Rongjin Li, Xianjie Liu, Robert Graf, Xinliang Feng, Klaus Müllen,. (2014-04-02) Exfoliation of graphite into graphene in aqueous solutions of inorganic salts.. Journal of the American Chemical Society, 136 ((16)): ( 6083-6091 ). [PMID:24684678] |