Entanglement between a laser source and driven...

21
Entanglement between a laser source and driven qubit Howard Carmichael University of Auckland & Hyunchul Nha University of Queensland Support by the Marsden Fund of RSNZ

Transcript of Entanglement between a laser source and driven...

Page 1: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function

Entanglement between a laser source

and driven qubit

Howard Carmichael

University of Auckland

&

Hyunchul Nha

University of Queensland

Support by the Marsden Fund of RSNZ

Page 2: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 3: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 4: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 5: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function

Entanglement between a coherent-state

source and a qubit

Page 6: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 7: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 8: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 9: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 10: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 11: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function

The cascaded open systems

approach

H. Nha and H.J. Carmichael,

Phys. Rev. A 71, 013805-1–6 (2005)

Page 12: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 13: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 14: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function

Itano … the “beam area paradox”

Page 15: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 16: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 17: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 18: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 19: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function

Entanglement between a laser

source and a qubit

Page 20: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function
Page 21: Entanglement between a laser source and driven qubitphysics.uq.edu.au/qn/Presentations/Howard_Carmichael_QN07.pdfEntanglement between a laser source and driven qubit ... wave function

a(t) b(t)i in, n+1,++