P
Panagiotis Ch. Filippou
Researcher at IBM
Publications - 6
Citations - 144
Panagiotis Ch. Filippou is an academic researcher from IBM. The author has contributed to research in topics: Domain wall (magnetism) & Spintronics. The author has an hindex of 4, co-authored 4 publications receiving 59 citations. Previous affiliations of Panagiotis Ch. Filippou include Max Planck Society.
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Journal ArticleDOI
Magnetic Racetrack Memory: From Physics to the Cusp of Applications Within a Decade
Robin Bläsing,Asif Ali Khan,Panagiotis Ch. Filippou,Chirag Garg,Fazal Hameed,Jeronimo Castrillon,Stuart S. P. Parkin +6 more
TL;DR: An overview of the major developments of RTM technology from both the physics and computer architecture perspectives over the past decade is provided, enabling a new era of cache, graphical processing units, and high capacity memory devices.
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Chiral domain wall motion in unit-cell thick perpendicularly magnetized Heusler films prepared by chemical templating.
Panagiotis Ch. Filippou,Panagiotis Ch. Filippou,Jaewoo Jeong,Jaewoo Jeong,Yari Ferrante,Yari Ferrante,See-Hun Yang,Teya Topuria,Mahesh G. Samant,Stuart S. P. Parkin,Stuart S. P. Parkin +10 more
TL;DR: Current driven domain wall motion in unit cell thick perpendicularly magnetized Heusler films with low current densities is reported and the velocity is dominated by the bulk chiral Dzyaloshinskii–Moriya exchange interaction.
Journal ArticleDOI
Current driven chiral domain wall motions in synthetic antiferromagnets with Co/Rh/Co
Alexander Cohen,Alexander Cohen,Alexis Jonville,Alexis Jonville,Zhentao Liu,Zhentao Liu,Chirag Garg,Panagiotis Ch. Filippou,See-Hun Yang +8 more
TL;DR: In this paper, the spin-orbit torque that originates from spin Hall effect and Dzyaloshinskii-Moriya interaction (DMI) can efficiently move chiral magnetic domain walls in perpendicularly magnetized wires.
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Efficient chiral-domain-wall motion driven by spin-orbit torque in metastable platinum films
Chirag Garg,See-Hun Yang,Leslie E. Thompson,Teya Topuria,Amir Capua,Brian M. Hughes,Timothy Phung,Panagiotis Ch. Filippou,Stuart S. P. Parkin,Stuart S. P. Parkin +9 more
TL;DR: In this paper, a method for growing metastable platinum layers that are alloyed with bismuth surfactant material was proposed. But, the results showed that the transformation of the surface morphology of the metastable film was not significantly altered, but rather the structural morphology of this layer was altered.
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Heusler-based synthetic antiferrimagnets
Panagiotis Ch. Filippou,Sergey V. Faleev,Chirag Garg,Jae-Seung Jeong,Yari Ferrante,Teya Topuria,Mahesh G. Samant,Stuart S. P. Parkin +7 more
TL;DR: In this paper , the authors show that synthetic antiferrimagnetic sandwiches can be formed using exchange coupling spacer layers composed of atomically ordered RuAl layers and ultrathin, perpendicularly magnetized, tetragonal ferrimagnetic Heusler layers.