scholarly journals Efficiently coupled microring circuit for on-chip cavity QED with trapped atoms

2020 ◽  
Vol 117 (17) ◽  
pp. 174001
Author(s):  
Tzu-Han Chang ◽  
Xinchao Zhou ◽  
Ming Zhu ◽  
Brian M. Fields ◽  
Chen-Lung Hung
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2001 ◽  
Vol 1 (Special) ◽  
pp. 7-12
Author(s):  
H. Mabuchi ◽  
M. Armen ◽  
B. Lev ◽  
M. Loncar ◽  
J. Vuckovic ◽  
...  

We review an ongoing program of interdisciplinary research aimed at developing hardware and protocols for quantum communication networks. Our primary experimental goals are to demonstrate quantum state mapping from storage/processing media (internal states of trapped atoms) to transmission media (optical photons), and to investigate a nanotechnology paradigm for cavity QED that would involve the integration of magnetic microtraps with photonic bandgap structures.


Author(s):  
R.L. Miller ◽  
H.J. Kimble ◽  
B. Andreea ◽  
K.M. Birnbaum ◽  
A.D. Boozer ◽  
...  
Keyword(s):  

2005 ◽  
Vol 38 (9) ◽  
pp. S551-S565 ◽  
Author(s):  
R Miller ◽  
T E Northup ◽  
K M Birnbaum ◽  
A Boca ◽  
A D Boozer ◽  
...  
Keyword(s):  

2011 ◽  
Vol 09 (01) ◽  
pp. 583-591 ◽  
Author(s):  
PENG-BO LI

We propose a hybrid approach with atoms trapped above the surface of a microwave superconducting transmission line resonator to implement a universal two-qubit phase gate based on geometric or dynamical phase shifts. These proposals exploit the Rydberg excitation blockade mechanism that results from the effective long-range dipole–dipole interactions mediated by the stripline cavity mode. The geometric one relies on the stimulated Raman adiabatic passage techniques involving only the ground states of the trapped atoms, while the dynamical phase gate employs the pulse area techniques. These proposals may provide interesting applications in the field of on-chip quantum computations.


2004 ◽  
Author(s):  
Kevin L. Moore ◽  
Subhadeep Gupta ◽  
Sabrina Leslie ◽  
Kater W. Murch ◽  
Thomas P. Purdy ◽  
...  

2020 ◽  
Vol 477 (14) ◽  
pp. 2679-2696
Author(s):  
Riddhi Trivedi ◽  
Kalyani Barve

The intestinal microbial flora has risen to be one of the important etiological factors in the development of diseases like colorectal cancer, obesity, diabetes, inflammatory bowel disease, anxiety and Parkinson's. The emergence of the association between bacterial flora and lungs led to the discovery of the gut–lung axis. Dysbiosis of several species of colonic bacteria such as Firmicutes and Bacteroidetes and transfer of these bacteria from gut to lungs via lymphatic and systemic circulation are associated with several respiratory diseases such as lung cancer, asthma, tuberculosis, cystic fibrosis, etc. Current therapies for dysbiosis include use of probiotics, prebiotics and synbiotics to restore the balance between various species of beneficial bacteria. Various approaches like nanotechnology and microencapsulation have been explored to increase the permeability and viability of probiotics in the body. The need of the day is comprehensive study of mechanisms behind dysbiosis, translocation of microbiota from gut to lung through various channels and new technology for evaluating treatment to correct this dysbiosis which in turn can be used to manage various respiratory diseases. Microfluidics and organ on chip model are emerging technologies that can satisfy these needs. This review gives an overview of colonic commensals in lung pathology and novel systems that help in alleviating symptoms of lung diseases. We have also hypothesized new models to help in understanding bacterial pathways involved in the gut–lung axis as well as act as a futuristic approach in finding treatment of respiratory diseases caused by dysbiosis.


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