Andreev transport in a correlated ferromagnet-quantum-dot-superconductor device

2015 ◽  
Vol 92 (24) ◽  
Author(s):  
I. Weymann ◽  
K. P. Wójcik
2010 ◽  
Vol 104 (24) ◽  
Author(s):  
L. Hofstetter ◽  
A. Geresdi ◽  
M. Aagesen ◽  
J. Nygård ◽  
C. Schönenberger ◽  
...  

2015 ◽  
Vol 92 (19) ◽  
Author(s):  
Lin Li ◽  
Zhan Cao ◽  
Hong-Gang Luo ◽  
Fu-Chun Zhang ◽  
Wei-Qiang Chen

Author(s):  
M G. Norton ◽  
E.S. Hellman ◽  
E.H. Hartford ◽  
C.B. Carter

The bismuthates (for example, Ba1-xKxBiO3) represent a class of high transition temperature superconductors. The lack of anisotropy and the long coherence length of the bismuthates makes them technologically interesting for superconductor device applications. To obtain (100) oriented Ba1-xKxBiO3 films on (100) oriented MgO, a two-stage deposition process is utilized. In the first stage the films are nucleated at higher substrate temperatures, without the potassium. This process appears to facilitate the formation of the perovskite (100) orientation on (100) MgO. This nucleation layer is typically between 10 and 50 nm thick. In the second stage, the substrate temperature is reduced and the Ba1-xKxBiO3 is grown. Continued growth of (100) oriented material is possible at the lower substrate temperature.


2019 ◽  
Author(s):  
O Mishchenko ◽  
A Schildan ◽  
O Sabri ◽  
M Patt
Keyword(s):  

2020 ◽  
pp. 144-148

Chaos synchronization of delayed quantum dot light emitting diode has been studied theortetically which are coupled via the unidirectional and bidirectional. at synchronization of chaotic, The dynamics is identical with delayed optical feedback for those coupling methods. Depending on the coupling parameters and delay time the system exhibits complete synchronization, . Under proper conditions, the receiver quantum dot light emitting diode can be satisfactorily synchronized with the transmitter quantum dot light emitting diode due to the optical feedback effect.


2001 ◽  
Vol 171 (8) ◽  
pp. 855
Author(s):  
Viktor M. Ustinov ◽  
N.A. Maleev ◽  
Aleksei E. Zhukov ◽  
A.R. Kovsh ◽  
A.V. Sakharov ◽  
...  
Keyword(s):  

2003 ◽  
Vol 773 ◽  
Author(s):  
Aaron R. Clapp ◽  
Igor L. Medintz ◽  
J. Matthew Mauro ◽  
Hedi Mattoussi

AbstractLuminescent CdSe-ZnS core-shell quantum dot (QD) bioconjugates were used as energy donors in fluorescent resonance energy transfer (FRET) binding assays. The QDs were coated with saturating amounts of genetically engineered maltose binding protein (MBP) using a noncovalent immobilization process, and Cy3 organic dyes covalently attached at a specific sequence to MBP were used as energy acceptor molecules. Energy transfer efficiency was measured as a function of the MBP-Cy3/QD molar ratio for two different donor fluorescence emissions (different QD core sizes). Apparent donor-acceptor distances were determined from these FRET studies, and the measured distances are consistent with QD-protein conjugate dimensions previously determined from structural studies.


2004 ◽  
Vol 80 (3) ◽  
pp. 377 ◽  
Author(s):  
Andrew M. Smith ◽  
Xiaohu Gao ◽  
Shuming Nie
Keyword(s):  

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