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Optically Gated Terahertz-Field-Driven Switching of Antiferromagnetic CuMnAs (2021)
Journal Article
Heitz, J. J., Nádvorník, L., Balos, V., Behovits, Y., Chekhov, A. L., Seifert, T. S., …Kampfrath, T. (2021). Optically Gated Terahertz-Field-Driven Switching of Antiferromagnetic CuMnAs. Physical Review Applied, 16(6), Article 064047. https://doi.org/10.1103/PhysRevApplied.16.064047

We show scalable and complete suppression of the recently reported terahertz-pulse-induced switching between different resistance states of antiferromagnetic CuMnAs thin films by ultrafast gating. The gating functionality is achieved by an optically... Read More about Optically Gated Terahertz-Field-Driven Switching of Antiferromagnetic CuMnAs.

Performance evaluation of a new 30 ?m thick GaAs X-ray detector grown by MBE (2021)
Journal Article
Lioliou, G., Poyser, C. L., Whale, J., Campion, R. P., Kent, A. J., & Barnett, A. (2021). Performance evaluation of a new 30 ?m thick GaAs X-ray detector grown by MBE. Materials Research Express, 8(2), Article 025909. https://doi.org/10.1088/2053-1591/abe73c

A circular mesa (400 μm diameter) GaAs p+-i-n+ photodiode with a 30 μm thick i layer was characterized for its performance as a detector in photon counting x-ray spectroscopy at 20 °C. The detector was fabricated from material grown by molecular beam... Read More about Performance evaluation of a new 30 ?m thick GaAs X-ray detector grown by MBE.

Protected Long-Distance Guiding of Hypersound Underneath a Nanocorrugated Surface (2021)
Journal Article
Yaremkevich, D. D., Scherbakov, A. V., Kukhtaruk, S. M., Linnik, T. L., Khokhlov, N. E., Godejohann, F., …Bayer, M. (2021). Protected Long-Distance Guiding of Hypersound Underneath a Nanocorrugated Surface. ACS Nano, 15(3), 4802–4810. https://doi.org/10.1021/acsnano.0c09475

In nanoscale communications, high-frequency surface acoustic waves are becoming effective data carriers and encoders. On-chip communications require acoustic wave propagation along nanocorrugated surfaces which strongly scatter traditional Rayleigh w... Read More about Protected Long-Distance Guiding of Hypersound Underneath a Nanocorrugated Surface.

Additively manufactured ultra-high vacuum chamber for portable quantum technologies (2021)
Journal Article
Cooper, N., Coles, L., Everton, S., Maskery, I., Campion, R., Madkhaly, S., …Hackermüller, L. (2021). Additively manufactured ultra-high vacuum chamber for portable quantum technologies. Additive Manufacturing, 40, Article 101898. https://doi.org/10.1016/j.addma.2021.101898

© 2021 Additive manufacturing is having a dramatic impact on research and industry across multiple sectors, but the production of additively manufactured systems for ultra-high vacuum applications has so far proved elusive and widely been considered... Read More about Additively manufactured ultra-high vacuum chamber for portable quantum technologies.

Magnetism and magnetoresistance in the critical region of a dilute ferromagnet (2021)
Journal Article
Wang, M., Howells, B., Marshall, R. A., Taylor, J. M., Edmonds, K. W., Rushforth, A. W., …Gallagher, B. L. (2021). Magnetism and magnetoresistance in the critical region of a dilute ferromagnet. Scientific Reports, 11, Article 2300. https://doi.org/10.1038/s41598-021-81893-2

We present detailed experimental measurements and simulations of the field-dependent magnetization and magnetoresistance in the vicinity of the Curie temperature in the highly disordered dilute ferromagnetic semiconductor (Ga,Mn)As. The observed depe... Read More about Magnetism and magnetoresistance in the critical region of a dilute ferromagnet.