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Buxton & District Science Discussion What are we going to talk about Introduction Basic chemistry – Carbon from diamond to graphene Properties and production.

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Presentation on theme: "Buxton & District Science Discussion What are we going to talk about Introduction Basic chemistry – Carbon from diamond to graphene Properties and production."— Presentation transcript:

1 Buxton & District Science Discussion What are we going to talk about Introduction Basic chemistry – Carbon from diamond to graphene Properties and production Projected uses and time scales Questions (preferably simple)

2 Buxton & District Science Discussion How to make graphene with sticky tape Video

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4 Buxton & District Science Discussion Other ways of making graphene

5 Buxton & District Science Discussion Roll-to-roll production of 30-inch graphene films for transparent electrodes a) Copper foil wrapping around a 7.5-inch quartz tube to be inserted into an 8-inch quartz reactor. The lower image shows the stage in which the copper foil reacts with CH 4 and H 2 gases at high temperatures.

6 Buxton & District Science Discussion Roll-to-roll production of 30-inch graphene films for transparent electrodes b) Roll-to-roll transfer of graphene films from a thermal release tape to a PET film at 120 °C.

7 Buxton & District Science Discussion c) A transparent ultralarge- area graphene film transferred on a 35-inch PET sheet.

8 Buxton & District Science Discussion Roll-to-roll production of 30-inch graphene films for transparent electrodes d) Screen printing process of silver paste electrodes on graphene/PET film. The inset shows 3.1-inch graphene/PET panels patterned with silver electrodes before assembly.


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