# Achiral tilted domain walls in perpendicularly magnetized nanowires

**Authors:** B. Boehm, A. Bisig, A. Bischof, G. Stefanou, B. J. Hickey, R., Allenspach

arXiv: 1705.07586 · 2017-05-31

## TL;DR

This paper reports the discovery of an unexpected achiral intermediate domain wall type in perpendicularly magnetized nanowires, revealed through high-resolution imaging and explained via micromagnetic simulations, challenging existing theoretical models.

## Contribution

The study introduces a previously unpredicted achiral domain wall type in nanowires, expanding understanding of domain wall structures beyond established models.

## Key findings

- Discovery of achiral intermediate domain walls
- High-resolution imaging confirms novel wall structure
- Micromagnetic simulations explain formation mechanism

## Abstract

Perpendicularly magnetized nanowires exhibit distinct domain wall types depending on the geometry. Wide wires contain Bloch walls, narrow wires N\'eel walls. Here, the transition region is investigated by direct imaging of the wall structure using high-resolution spin-polarized scanning electron microscopy. An achiral intermediate wall type is discovered that is unpredicted by established theoretical models. With the help of micromagnetic simulations, the formation of this novel wall type is explained.

## Full text

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## Figures

4 figures with captions in the complete paper: https://tomesphere.com/paper/1705.07586/full.md

## References

26 references — full list in the complete paper: https://tomesphere.com/paper/1705.07586/full.md

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Source: https://tomesphere.com/paper/1705.07586