Monolayer Graphene on SiO2/Si Substrate
Size: 4″, Grain Size: 6-10 ?m
Technical Properties of Graphene Film: |
|
| Transparency | > 95 % |
| Coverage | > 93% |
| Thickness (theoretical) | 0.340 nm |
| Sheet Resistance | 500-530 Ohms/sq |
| Grain Size | 6-10 ?m |
Technical Properties of SiO2/Si Substrate: |
|
| Size (inch) | 4” |
| Dry Oxide Thickness | 300 nm |
| Type | Phosphor doped / N type |
| Orientation | <100> |
| Resistivity | 0.001 – 0.01 |
| Thickness | 525 +/- 20 ?m |
| Front surface | One Side Polished |
Applications:
Graphene research; Supercapacitors; Catalyst; Solar energy; Graphene optoelectronics, plasmonics and nanophotonics;
Graphene semiconductor chips; Conductive graphene film; Graphene computer memory; Biomaterials and Bioelectronics.
SEM Image of Monolayer Graphene
Raman Image Of Monolayer Graphene
Method of Preparation ?Graphene on Si/SiO2 Substrate?was prepared by the following steps: |
| 1) Single layer graphene grown on copper foil |
| 2) Deposit PMMA and curing process |
| 3) Remove Cu by etching process |
| 4) Wash PMMA/Graphene in DI water |
| 5) Redeposit PMMA/Graphene onto Si substrate and curing process |
| 6) Remove PMMA with aceton |
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