- What later materials, like carbon nanotubes and graphene, trace their discovery back to this finding?
Graphene and 2D Materials
Atomically thin materials with novel electronic properties.
- What is a semiconductor heterostructure and why does it help control electrons and photons?
- How can a magnetic field levitate a living frog without harming it?
- What later discovery made André Geim the only person to hold both an Ig Nobel and a Nobel Prize?
- What simple method did Geim and Novoselov use to isolate a single layer of carbon atoms?
- Why had physicists long assumed a two-dimensional carbon crystal could not be stable?
- What properties make graphene unusual compared to other known materials?
- How did Geim and Novoselov actually isolate a single-atom-thick sheet of carbon?
- What physical properties make graphene stronger than steel and more conductive than copper?
- Who is the only person to have won both a Nobel Prize and an Ig Nobel Prize?
- Why do metallic bonds resist forming flat, stable monolayers the way graphene's carbon bonds do?
- How did researchers use MoS₂ layers and van der Waals forces to squeeze molten metals into flat sheets?
- What quantum properties do free-standing metallic monolayers have that bulk metals lack?