scholarly journals Damped Bloch oscillations of cold atoms in optical lattices

2002 ◽  
Vol 66 (5) ◽  
Author(s):  
A. R. Kolovsky ◽  
A. V. Ponomarev ◽  
H. J. Korsch
2004 ◽  
Vol 18 (09) ◽  
pp. 1235-1260 ◽  
Author(s):  
ANDREY R. KOLOVSKY ◽  
HANS JÜRGEN KORSCH

This work is devoted to Bloch oscillations (BO) of cold neutral atoms in optical lattices. After a general introduction to the phenomenon of BO and its realization in optical lattices, we study different extentions of this problem, which account for recent developments in this field. These are two-dimensional BO, decoherence of BO, and BO in correlated systems. Although these problems are discussed in relation to the system of cold atoms in optical lattices, many of the results are of general validity and can be well applied to other systems showing the phenomenon of BO.


2020 ◽  
Vol 9 (5) ◽  
pp. 243-246
Author(s):  
Pei-Chen Kuan ◽  
Chang Huang ◽  
Shau-Yu Lan

AbstractWe implement slow-light under electromagnetically induced transparency condition to measure the motion of cold atoms in an optical lattice undergoing Bloch oscillation. The motion of atoms is mapped out through the phase shift of light without perturbing the external and internal state of the atoms. Our results can be used to construct a continuous motional sensor of cold atoms.


Quantum ◽  
2018 ◽  
Vol 2 ◽  
pp. 97 ◽  
Author(s):  
A. González-Tudela ◽  
J. I. Cirac

Quantum emitters coupled to structured photonic reservoirs experience unconventional individual and collective dynamics emerging from the interplay between dimensionality and non-trivial photon energy dispersions. In this work, we systematically study several paradigmatic three dimensional structured baths with qualitative differences in their bath spectral density. We discover non-Markovian individual and collective effects absent in simplified descriptions, such as perfect subradiant states or long-range anisotropic interactions. Furthermore, we show how to implement these models using only cold atoms in state-dependent optical lattices and show how this unconventional dynamics can be observed with these systems.


2016 ◽  
Vol 93 (1) ◽  
Author(s):  
Mateusz Łącki ◽  
Hannes Pichler ◽  
Antoine Sterdyniak ◽  
Andreas Lyras ◽  
Vassilis E. Lembessis ◽  
...  

2008 ◽  
Vol 28 (2) ◽  
pp. 211-218
Author(s):  
陆俊发 Lu Junfa ◽  
纪宪明 Ji Xianming ◽  
周琦 Zhou Qi ◽  
印建平 Yin Jianping

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