Chinese Journal of Quantum Electronics, Volume. 24, Issue 4, 451(2007)
Resonant energy transfer between quantum dots under near-field excitation
We develop a theoretical framework for invesfigation of resonant energy transfer in complex environments under optical near-fields excitation. By combining the fieldsusceptibility formalism with the optical Bloch equations method,we derive the density matrix elements and their emitting signal intensity for the computation of the energy transfer between two quantum dots excited by optical near fields and placed in a complex geometry.It provides a theoretical method to investigate the resonant energy transfer between quantum dots at the microscale. Moreover,we consider the quantum dots luminescence intensity for different polarization incident light,the results show that the luminescence intensity can be strongly enhanced when the illumination polarization state is along the direction of the two quantum dots.
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YUAN Guang-hui, WANG Pei, MING Hai. Resonant energy transfer between quantum dots under near-field excitation[J]. Chinese Journal of Quantum Electronics, 2007, 24(4): 451
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Received: Oct. 8, 2006
Accepted: --
Published Online: Jun. 7, 2010
The Author Email: Guang-hui YUAN (ghyuan@mail.ustc.edu.cn)
CSTR:32186.14.