Quantum Control

Stuart Wilson

Quantum control Matt James Masahiro Yanagisawa Naoki Yamamoto Hendra Nurdin Srinivas Sridharan Joe Hope Andre Carvalho Micheal Hush

Overview

Atom lasers and BECs Quantum field theory Coherent states Effects of measurement

Working in quantum control

Working in quantum control

Working in quantum control

An atom laser

BEC

Interference and heating

Wavefunction

Wavefuntion

Wavefuntion

An atom in motion

Quantum Field Theory:Creation

†

Quantum Field Theory:Creation, annihilation

ˆ ˆ†

Quantum Field Theory:Creation, annihilation and a vacuum

ˆ ˆ 0†

Creating †

x1

x1

0

Annihilating †

x1

x1

ˆ

x1

0

= Motion †

x1

x1

ˆ†

x2

ˆ

x2

0

Quantum Field Theory:An atom in motion

Hitting an atom †

0

0

ˆ†

1

ˆ 0ˆ

Photon

Coherent state

Stochastic Gross-Pitaevskii

New bit

Heating

Conclusion

“Control is an illusion, you infantile egomaniac.”

- Dr. Claire Lewicki (Nicole Kidman), Days of Thunder