Magnetic Skyrmions and Topological Insulators for Spintronics Applications
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Beschreibung
Produktdetails
Einband
Gebundene Ausgabe
Erscheinungsdatum
17.07.2026
Abbildungen
XIII, 94 p. 1 illus.
Verlag
SpringerSeitenzahl
94
Maße (L/B/H)
24.1/16/1.2 cm
Gewicht
334 g
Sprache
Englisch
ISBN
978-3-032-24830-5
This book employs end-to-end materials-to-systems modeling to show how topological properties of emerging quantum materials can be useful as low-power accelerators of classical computing hardware in edge intelligence. Skyrmions are ultra-small and topologically protected, so that their self-focusing, notch-driven synchronization and current-driven placement along a racetrack can be used to encode analog thresholds for random forest classifiers and weights in optimization problems for temporal computing such as DNA alignment, image classification, and speech recognition in robotics. A comparable silicon CMOS-based digital framework is estimated to incur 40× more components, 40× more energy, and 1000× more energy-delay product due to data volatility and the need for costly analog-to-digital converters. A second example of topologically stabilized computing discussed in the thesis is the strain-driven rotation of a magnet on a 3D topological insulator to gate its surface states and act as a row-column selector in a crossbar array. Selected rows can then be fed into a sense amplifier to do in-memory-computing, reducing the von Neumann latency associated with costly data transfer between memory and processing cores. The studies reported within combine material models including non-idealities and quantum transport, and circuit models including energy consumption in the overhead circuitry.
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