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Publications Influence

Coupled nonlinear Schrodinger field equations for electromagnetic wave propagation in nonlinear left-handed materials.

- N. Lazarides, G. Tsironis
- Physics, Medicine
- Physical review. E, Statistical, nonlinear, and…
- 31 January 2005

For isotropic and homogeneous nonlinear left-handed materials, for which the effective medium approximation is valid, Maxwell's equations for electric and magnetic fields lead naturally, within the… Expand

152 6- PDF

rf superconducting quantum interference device metamaterials

- N. Lazarides, G. Tsironis
- Physics
- 16 April 2007

A rf superconducting quantum interference device (SQUID) array in an alternating magnetic field is investigated with respect to its effective magnetic permeability, within the effective medium… Expand

73 3

Multistability and self-organization in disordered SQUID metamaterials

- N. Lazarides, G. Tsironis
- Physics
- 5 April 2013

Planar arrays of magnetoinductively coupled rf SQUIDs (Superconducting QUantum Interference Devices) belong to the emergent class of superconducting metamaterials that encompass the Josephson effect.… Expand

29 3- PDF

Magnetoinductive breathers in metamaterials.

- M. Eleftheriou, N. Lazarides, G. Tsironis
- Physics, Medicine
- Physical review. E, Statistical, nonlinear, and…
- 22 September 2007

The existence and stability of discrete breathers (DBs) in one- and two-dimensional magnetic metamaterials (MMs), which consist of periodic arrangements (arrays) of split-ring resonators (SRRs), are… Expand

35 2- PDF

Discrete breathers in nonlinear magnetic metamaterials.

- N. Lazarides, M. Eleftheriou, G. Tsironis
- Physics, Medicine
- Physical review letters
- 29 May 2006

Magnetic metamaterials composed of split-ring resonators or U-type elements may exhibit discreteness effects in THz and optical frequencies due to weak coupling. We consider a model one-dimensional… Expand

82 1- PDF

Self-focusing and envelope pulse generation in nonlinear magnetic metamaterials.

- I. Kourakis, N. Lazarides, G. Tsironis
- Physics, Medicine
- Physical review. E, Statistical, nonlinear, and…
- 24 December 2006

The self-modulation of waves propagating in nonlinear magnetic metamaterials is investigated. Considering the propagation of a modulated amplitude magnetic field in such a medium, we show that the… Expand

28 1- PDF

Josephson effect in double-barrier superconductor-ferromagnet junctions

- Z. Radovic, N. Lazarides, N. Flytzanis
- Physics
- 19 May 2003

We study the Josephson effect in ballistic double-barrier SIFIS planar junctions, consisting of bulk superconductors (S), a clean metallic ferromagnet (F), and insulating interfaces (I). We solve the… Expand

76 1- PDF

Dissipative breathers in rf SQUID metamaterials

- G. Tsironis, N. Lazarides, M. Eleftheriou
- Physics
- 18 September 2009

The existence and stability of dissipative breathers in rf SQUID (Superconducting Quantum Interference Device) arrays is investigated numerically. In such arrays, the nonlinearity which is intrinsic… Expand

12 1- PDF

$\mathcal{PT}$-symmetric nonlinear metamaterials and zero-dimensional systems

- G. Tsironis, N. Lazarides
- Physics
- 2 April 2013

A one dimensional, parity-time ($\mathcal{PT}$)-symmetric magnetic metamaterial comprising split-ring resonators having both gain and loss is investigated. In the linear regime, the transition from… Expand

10 1- PDF

Multilayer high-temperature superconductors

- N. Lazarides, T. Schneider, M. Sørensen
- Physics
- 15 May 1993

Abstract Using the BCS approach and a tightbinding description of the band structure, we explore some superconducting properties of layered superconductors. Particular emphasis is devoted to the… Expand

5 1