Carbon nanotube based computer chip

Carbon nanotubes now used in transistors:

"A research team from Stanford University led by associate professor Subhasish Mitra and headed by Professor Philip Wong, has demonstrated a computer chip based on transistors made out of carbon nanotubes. The demonstration took place at this year's International Solid-State Circuits Conference held in San Francisco."

Read more at: http://phys.org/news/2013-02-stanford-carbon-nanotube-based-chip.html#jCp

3D Printer Stocks

The future promise of nanotech factories seems now closer with the latest 3d printer technology being accessible to the retail consumer. While it is not yet the fabled nano tech printer, it does hold a lot of promises in the near future.

3D Systems Corporation (NYSE:DDD) is one of the latest stocks in the whole '3D printing' scene, fourth-quarter revenue shortfall heightened concerns Monday about 3D printer stocks.
3D Systems said Q4 revenue rose 45% to $101.6 million. That lagged consensus estimates for $103.9 million.

The chart shows that DDD seems to be recovering in the short-term while the mid-term trend still looks Bearish:

FEI Company (NASDAQ:FEIC)

One of the best performers, in the last 3 years, that is in the nanotech industry stocks sector: