Fabrication of Nb<inf>3</inf>Ge/Si(SiO<inf>x</inf>)/Pb Josephson tunneling junction

1983 ◽  
Vol 19 (3) ◽  
pp. 938-941 ◽  
Author(s):  
H. Ihara ◽  
Y. Kimura ◽  
H. Okumura ◽  
S. Gonda
1995 ◽  
Vol 245 (1-2) ◽  
pp. 143-150 ◽  
Author(s):  
T.C. Chow ◽  
H. Chou ◽  
H.G. Lai ◽  
C.C. Liu ◽  
Y.S. Gou

2017 ◽  
Vol 31 (32) ◽  
pp. 1750255
Author(s):  
K. Ziegler

We analyze the evolution of an entangled many-body state in a Josephson tunneling junction and its dependence on the number of bosons and interaction strength. A N00N state, which is a superposition of two complementary Fock states, appears in the evolution with sufficient probability only for a moderate many-body interaction on an intermediate time scale. This time scale is inversely proportional to the tunneling rate. Many-body interaction strongly supports entanglement: The probability for creating an entangled state decays exponentially with the number of particles without many-body interaction, whereas it decays only like the inverse square root of the number of particles in the presence of many-body interaction.


1999 ◽  
Vol 325 (1-2) ◽  
pp. 49-55 ◽  
Author(s):  
Iwao Kawayama ◽  
Masaki Kanai ◽  
Tomoji Kawai ◽  
Michitaka Maruyama ◽  
Akira Fujimaki ◽  
...  
Keyword(s):  

1993 ◽  
Vol 70 (19) ◽  
pp. 2940-2943 ◽  
Author(s):  
K. A. Matveev ◽  
M. Gisselfält ◽  
L. I. Glazman ◽  
M. Jonson ◽  
R. I. Shekhter

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