Subradiant bound dimer excited states of emitter chains coupled to a one dimensional waveguide
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Subradiant bound dimer excited states of emitter chains coupled to a one dimensional waveguide. / Zhang, Yu-Xiang; Yu, Chuan; Molmer, Klaus.
In: Physical Review Research, Vol. 2, No. 1, 013173, 19.02.2020.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Subradiant bound dimer excited states of emitter chains coupled to a one dimensional waveguide
AU - Zhang, Yu-Xiang
AU - Yu, Chuan
AU - Molmer, Klaus
PY - 2020/2/19
Y1 - 2020/2/19
N2 - This article shows that chains of optical or microwave emitters coupled to a one-dimensional (1D) waveguide support subradiant states with close pairs of excited emitters, which have longer lifetimes than even the most subradiant states with only a single excitation. Exact, analytical expressions for nonradiative excitation dimer states are obtained in the limit of infinite chains. To understand the mechanism underlying these states, we present a formal equivalence between subradiant dimers and single localized excitations around a chain defect (unoccupied site). Our analytical mapping permits extension to emitter chains coupled to the 3D free space vacuum field.
AB - This article shows that chains of optical or microwave emitters coupled to a one-dimensional (1D) waveguide support subradiant states with close pairs of excited emitters, which have longer lifetimes than even the most subradiant states with only a single excitation. Exact, analytical expressions for nonradiative excitation dimer states are obtained in the limit of infinite chains. To understand the mechanism underlying these states, we present a formal equivalence between subradiant dimers and single localized excitations around a chain defect (unoccupied site). Our analytical mapping permits extension to emitter chains coupled to the 3D free space vacuum field.
U2 - 10.1103/PhysRevResearch.2.013173
DO - 10.1103/PhysRevResearch.2.013173
M3 - Journal article
VL - 2
JO - Physical Review Research
JF - Physical Review Research
SN - 2643-1564
IS - 1
M1 - 013173
ER -
ID: 255160411