Graphene and fullerenes (AQA GCSE Chemistry Combined Science): Flashcards
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Graphene definition
Graphene definition
One atom thick sheet of carbon atoms
Carbon atoms bonded to each C in graphene
Carbon atoms bonded to each C in graphene
Three other carbon atoms
Pattern of graphene structure
Pattern of graphene structure
Flat honeycomb pattern with hexagonal rings
Why graphene conducts electricity
Why graphene conducts electricity
Has delocalised electrons that move freely
Physical properties of graphene
Physical properties of graphene
Extremely strong, very lightweight, flexible
Graphene use in electronics
Graphene use in electronics
Computer chips and touchscreens
Graphene in composites benefit
Graphene in composites benefit
Creates strong and light materials
Fullerenes definition
Fullerenes definition
Hollow 3D structures made of carbon atoms
Buckminsterfullerene formula & shape
Buckminsterfullerene formula & shape
, ball shape with 60 carbon atoms
Carbon nanotubes definition
Carbon nanotubes definition
Cylindrical fullerenes shaped like tiny tubes
Carbon nanotube strength property
Carbon nanotube strength property
Very high tensile strength
Carbon nanotube conductivity
Carbon nanotube conductivity
Excellent at conducting electricity and heat
Fullerene use in medicine
Fullerene use in medicine
Carry drugs inside hollow structure
Why fullerenes work as lubricants
Why fullerenes work as lubricants
Round shape makes them roll easily
Carbon nanotube use in materials
Carbon nanotube use in materials
Make them stronger without adding weight