modeling of nanotechnology: nano-electronics from quantum theory modeling of nanotechnology:...

Modeling of nanotechnology: nano-electronics from quantum

theory

Modeling of nanotechnology: nano-electronics from quantum

theory

Prof. Hong Guo’s research group:Dongping Liu & Jesse Maassen

Physics departmentMcGill University

1 nanometer (nm) = 0.000000001 meter

1 nm

Copper

Our focus : Applying quantum theory to study current flow in nano-scale systems. This method represents the state-of-the-art.

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Electrode

Electrode

Current

Modeling of nanotechnology: nano-electronics from quantum

theory

Modeling of nanotechnology: nano-electronics from quantum

theory

Impact of our researchImpact of our research

Understand and improve :

Transistors (1 billion/chip)

Energy applications Solar cells

Hydrogen production & storage

Thermoelectrics

Memory devices (hard drives, …)

How does CLUMEQ influence our research ?

How does CLUMEQ influence our research ?

large scale device

modeling

device parametersatomic

simulations materials,

physics

quantum mechanics

Physics

device modeling <

50nm (1000 atoms)

CLUMEQ

Science Engineering

smaller bigger

With CLUMEQ, there’s a qualitative change in the problems that we can treat. Our techniques can be applied to new unexplored, commercially relevant, hi-tech problems.

How does CLUMEQ influence our research ?

How does CLUMEQ influence our research ?

An example:

Typical calculations reach ~ 100-500 atoms.

World record = 1000 atoms.

With CLUMEQ, we attained more than 10000 atoms!

20 nm

Take home messageTake home message

?

Nanotechnology is poised to enter the industrial world.

It will impact all aspects of modern technology (electronics, energy, medicine,…). With our local expertise combined with resources like CLUMEQ, Québec will be at the forefront of this technological & commercial revolution.