Hoppler, Julian, Stahn, J., Niedermayer, Ch., Malik, Vivek Kumar, Bouyanfif, Houssny, Drew, Alan J., ...
Hoppler, Julian, Stahn, J., Niedermayer, Ch., Malik, Vivek Kumar, Bouyanfif, Houssny, Drew, Alan J., ...
Different types of the Fulde-Ferrell-Larkin-Ovchinnikov states induced by anisotropy effects (2009)
Denisov, D., Buzdin, A., Shimahara, H.
The crystal structure determines both the Fermi surface and pairing symmetry of the superconducting metals. It is demonstrated in the framework of the general phenomenological approach that this is...
Direct coupling between magnetism and superconducting current in Josephson Phi junction (2008)
We study the proximity effect between conventional superconductor and magnetic normal metal with a spin-orbit interaction of the Rashba type. Using the phenomenological Ginzburg-Landau theory and the...
Konschelle, F., Cayssol, J., Buzdin, A.
We study the Josephson current in a junction comprising two superconductors linked by a strong ferromagnet in presence of impurities. We focus on a regime where the electron (and hole) motion is...
FFLO state in thin superconducting films (2007)
Buzdin, A., Matsuda, Y., Shibauchi, T.
We present the analysis of the inhomogeneous Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) superconducting state in thin superconducting films in the parallel magnetic field. For the tetragonal crystal...
Goldobin, E., Koelle, D., Kleiner, R., Buzdin, A.
Several recent experiments revealed a change of the sign of the first harmonic in the current-phase relation of Josephson junctions (JJ) based on novel superconductors, e.g., d-wave based or JJ with...
Josephson coupling through ferromagnetic heterojunctions with noncollinear magnetizations (2006)
Pajovic, Z., Bozovic, M., Radovic, Z., Cayssol, J., Buzdin, A.
We study the Josephson effect in clean heterojunctions that consist of superconductors connected through two metallic ferromagnets with insulating interfaces. We solve the scattering problem based on...
High quality ferromagnetic 0 and pi Josephson tunnel junctions (2006)
Weides, M., Kemmler, M., Kohlstedt, H., Buzdin, A., Goldobin, E., Koelle, D., ...
We fabricated high quality $\Nb/\Al_2\O_3/\Ni_{0.6}\Cu_{0.4}/\Nb$ superconductor-insulator-ferromagnet-superconductor Josephson tunnel junctions. Depending on the thickness of the ferromagnetic...
Density of states in SF bilayers with arbitrary strength of magnetic scattering (2006)
Gusakova, D. Yu., Golubov, A. A., Kupriyanov, M. Yu., Buzdin, A.
We developed the self-consistent method for the calculation of the density of states $N(\epsilon)$ in the SF bilayers. It based on the quasi-classical Usadel equations and takes into account the...
High quality ferromagnetic 0 and pi Josephson tunnel junctions (2006)
Weides, M., Kemmler, M., Goldobin, E., Koelle, D., Kleiner, R., Kohlstedt, H., ...
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Thermodynamic properties of ferromagnetic/superconductor/ferromagnetic nanostructures (2005)
The theoretical description of the thermodynamic properties of ferromagnetic/superconductor/ferromagnetic (F/S/F) systems of nanoscopic scale is proposed. Their superconducting characteristics...
Competition between Pi-coupling and FFLO modulation in SF/SF atomic thickness bilayers (2005)
Tollis, S., Cayssol, J., Buzdin, A.
We present the detailed theoretical study of a heterostructure comprising of two coupled ferromagnetic superconducting layers. Our model may be also applicable to the layered superconductors with...
Field induced superconductivity with enhanced and tunable paramagnetic limit (2005)
Buzdin, A., Tollis, S., Cayssol, J.
We demonstrate that in a superconducting multilayered system with alternating interlayer coupling a new type of nonuniform superconducting state can be realized under in-plane magnetic field. The...
Peculiar properties of the Josephson junction at the transition from 0 to Pi state (2005)
It is demonstrated that in the diffusive superconductor-ferromagnet-superconductor (S/F/S) junctions the current-phase relation is practically sinusoidal everywhere except in a narrow region near the...
Cretinon, L., Gupta, A. K., Sellier, H., Lefloch, F., Faure, M., Buzdin, A., ...
We studied the proximity effect between a superconductor (Nb) and a diluted ferromagnetic alloy (CuNi) in a bilayer geometry. We measured the local density of states on top of the ferromagnetic...
Gusakova, D., Vedyayev, A., Kotelnikova, O., Ryzhanova, N., Buzdin, A.
We study the dependence of the electronic density of states (DOS) on the distance from the boundary for a ferromagnet/superconductor bilayer. We calculate the electron density of states in such...
Atomic thickness hybrid F/S/F structures (2003)
We propose an exactly solvable model to describe the properties of atomic thickness hybrid ferromagnet-superconductor-ferromagnet (F/S/F) structures. We show that the superconducting critical...
Periodic alternating $0,\pi$-junction structures as realization of $\phi$-Josephson junctions (2003)
We consider the properties of a periodic structure consisting of small alternating 0- and pi- Josephson junctions. We show that depending on the relation between the lengths of the individual...
Theoretical description of the ferromagnetic $\pi $-junctions near the critical temperature (2002)
The theory of ferromagnetic Pi-junction near the critical temperature is presented. It is demonstrated that in the dirty limit the modified Usadel equation adequately describes the proximity effect...
Thermodynamic properties of ferromagnetic/superconductor/ferromagnetic nanostructures (2002)
The theoretical description of the thermodynamic properties of ferromagnetic/superconductor/ferromagnetic (F/S/F) systems of nanoscopic scale is proposed. Their superconducting characteristics...
New superconducting phases in field-induced organic superconductor lambda-(BETS)2FeCl4 (2002)
Houzet, M., Buzdin, A., Bulaevskii, L., Maley, M.
We derive the parallel upper critical field, Hc2, as a function of the temperature T in quasi-2D organic compound lambda-(BETS)2FeCl4, accounting for the formation of the nonuniform LOFF state. To...
Thermodynamic properties of ferromagnetic/superconductor/ferromagnetic nanostructures (2002)
The theoretical description of the thermodynamic properties of ferromagnetic/superconductor/ferromagnetic (F/S/F) systems of nanoscopic scale is proposed. Their superconducting characteristics...
Thermodynamic properties of ferromagnetic/superconductor/ferromagnetic nanostructures (2002)
The theoretical description of the thermodynamic properties of ferromagnetic/superconductor/ferromagnetic (F/S/F) systems of nanoscopic scale is proposed. Their superconducting characteristics...
Shovkun, D. V., Trunin, M. R., Zhukov, A. A., Nefyodov, Yu. A., Bontemps, N., Enriquez, H., ...
The $c$-axis penetration depth $\Delta\lambda_c$ in Bi$_2$Sr$_2$CaCu$_2$O$_{8+\delta}$ (BSCCO) single crystals as a function of temperature has been determined using two techniques, namely,...
Enriquez, H., Bontemps, N., Zhukov, A. A., Shovkun, D. V., Trunin, M. R., Buzdin, A., ...
The first penetration field H_{J}(T) of Josephson vortices is measured through the onset of microwave absorption in the locked state, in slightly overdoped $\rm{Bi_{2}Sr_{2}CaCu_{2}O_{8+\delta}}$...
Triple approach to determination of the c-axis penetration depth in BSCCO crystals (2000)
Trunin, M. R., Nefyodov, Yu. A., Shovkun, D. V., Zhukov, A. A., Bontemps, N., Buzdin, A., ...
The c-axis penetration depth $\lambda_c$ in Bi$_2$Sr$_2$CaCu$_2$O$_{8+\delta}$ (BSCCO) single crystals as a function of temperature has been determined using three high-frequency techniques, namely:...
Electromagnetic interaction of vortices in layered superconducting structures (1990)
A multilayered superconducting system with a purely electromagnetic coupling between layers is considered. A general formula is derived for the energy of an arbitrary configuration of point vortices...
Electromagnetic interaction of vortices in layered superconducting structures (1990)
A multilayered superconducting system with a purely electromagnetic coupling between layers is considered. A general formula is derived for the energy of an arbitrary configuration of point vortices...
Electromagnetic interaction of vortices in layered superconducting structures (1990)
A multilayered superconducting system with a purely electromagnetic coupling between layers is considered. A general formula is derived for the energy of an arbitrary configuration of point vortices...