Nanosecond magnetic switching of ferromagnet-antiferromagnet bilayers in thermally assisted magnetic random access memory

J Hérault, RC Sousa, C Ducruet, B Dieny… - Journal of Applied …, 2009 - pubs.aip.org
The magnetic switching of the exchange biased storage layer in thermally assisted magnetic
random access memory cells has been studied in the nanosecond time domain. Under …

Reversing exchange bias in thermally assisted magnetic random access memory cell by electric current heating pulses

C Papusoi, RC Sousa, B Dieny, IL Prejbeanu… - Journal of Applied …, 2008 - pubs.aip.org
The temperature required to set the exchange bias of a ferro∕ antiferromagnetic (F∕ AF)
storage bilayer as a function of the heating pulse width was studied on magnetic tunnel …

Thermally activated magnetization reversal in submicron magnetic tunnel junctions for magnetoresistive random access memory

ND Rizzo, M DeHerrera, J Janesky, B Engel… - Applied physics …, 2002 - pubs.aip.org
We have measured thermally activated magnetization reversal of the free layers in
submicron magnetic tunnel junctions to be used for magnetoresistive random access …

Thermally assisted switching in exchange-biased storage layer magnetic tunnel junctions

IL Prejbeanu, W Kula, K Ounadjela… - IEEE Transactions …, 2004 - ieeexplore.ieee.org
A thermally assisted writing procedure is proposed in a tunnel junction based magnetic
random access memory cell. The magnetic layers of the tunnel junction are both exchange …

Effective bit addressing times for precessional switching of magnetic memory cells

HW Schumacher, C Chappert, RC Sousa… - Journal of applied …, 2005 - pubs.aip.org
We study the effective reversal times for bit-addressed precessional switching of the
magnetization in magnetic random access memories (MRAMs). In our experiments the …

Dynamic heating in submicron size magnetic tunnel junctions with exchange biased storage layer

M Kerekes, RC Sousa, IL Prejbeanu, O Redon… - Journal of applied …, 2005 - pubs.aip.org
The dynamic heating of submicron size junctions developed for the thermomagnetic write
scheme was investigated. The dependency of the heating power density with the voltage …

Thermally activated switching in nanoscale magnetic tunnel junctions

V Korenivski, R Leuschner - IEEE transactions on magnetics, 2010 - ieeexplore.ieee.org
Magnetic tunnel junctions 90 to 300 nm wide and of aspect ratio¿ 2 are studied using high-
speed pulse fields with regard to the soft-layer magnetization reversal under thermal …

Ultrahigh speed spin-transfer magnetization switching in magnetic multilayers

Y Suzuki, A Tulapurkar, K Yagami… - Japanese journal of …, 2006 - iopscience.iop.org
It has been demonstrated recently that the magnetization of a nano magnet can be switched
by spin-transfer effect within 200 ps. This result is promising for the application of spin …

Thermally activated switching in spin-flop tunnel junctions

V Korenivski, DC Worledge - Applied Physics Letters, 2005 - pubs.aip.org
Magnetic tunnel junctions with a flux-closed sandwich replacing the single-soft layer have
been proposed for increasing the magnetic stability of the junctions. Such flux-closed soft …

Switching field distribution in magnetic tunnel junctions with a synthetic antiferromagnetic free layer

WC Jeong, JH Park, GH Koh, GT Jeong… - Journal of applied …, 2005 - pubs.aip.org
By replacing the traditional single magnetic free layer in magnetic random access memory
(MRAM) with a synthetic antiferromagnetic (SAF) layer composed of two …