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Condensed Matter
Tel-Aviv University
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Research


Nanoscale magnetic systems

  • Spin-dependent electronic transport in ultra-thin magnetic films and granular ferromagnet - normal metal and ferromagnet - insulator mixtures.

  • Giant magnetoresistance (GMR) and tunneling magnetoresistance (TMR).

  • Extraordinary Hall effect.
  • Magnetic properties of arrays and single nanoscale magnets.

  • Development of new experimental techniques for nanoscale magnetometry.

  • Development of new magnetic field sensors and memory devices.

Heterogeneous superconducting systems

  • Localized superconductivity and insulator - superconductor transition in granular superconductors.

  • Development and application of the magnetocaloric technique for study of flux dynamics, dissipation and critical currents in samples of arbitrary geometry.

  • Proximity effect in superconductor - normal metal and superconductor - ferromagnet mixtures.

Static and dynamic properties of vortex matter in type-II superconductors

  • Stability of the critical state and flux jumps in high temperature superconductors in the limit of low temperatures and high magnetic fields.

  • Development and application of the magnetocaloric technique for study of flux dynamics, dissipation and critical currents in samples of arbitrary geometry.

  • Development and application of magnetostriction technique for study of the critical state, memory effects of the vortex matter and peak effect.

Selected publications


Granular ferromagnets

Correlation between the EHE and resistivity

Linear Positive Magnetoresistance



Insulator-superconductor transition

EHE gas sensors

EHE magnetic memory

Members


M.Sc student

Amit Nosatzki

Available Positions

SPINTRONICS@tauex.tau.ac.il


Alumni


Equipment


2T GMV Resistive Magnet

Water cooled resistive magnet
up to 2.5 T

19 T superconducting Magnet

UK Cryogenics cryostat equipped with 19 T superconducting magnet.

QD Magnetometer

Quantum Design MPMSL XL with 5 T superconducting magnet and DC/RSO options.

Deposition system

Three sputtering sources with programmable shutters.



We are active users of clean room facilities at MNCF .

Contact Us


Lab: 972-3-6407023 Office: 972-3-6405405