Abschlussarbeiten

1. NV-center relaxometry: from charge-conversion effects to application to paramagnetic spin-crossover complexes
   Dissertation (Juni 2025) PDF
    

Vorveröffentlichungen

1. A miniaturized magnetic field sensor based on nitrogen-vacancy centers
   Stefan Dix, Dennis Lönard, Isabel Cardoso Barbosa, Jonas Gutsche, Jonas Witzenrath, and Artur Widera
   preprint, arXiv:2402.19372
   https://arxiv.org/abs/2402.19372
    

2025

1. Probing the fluctuating magnetic field of Fe-triazole spin-crossover thin-layers with nitrogen-vacancy centers in diamond
   Isabel Cardoso Barbosa, Tim Hochdörffer, Juliusz A. Wolny, Dennis Lönard, Stefan Johansson, Jonas Gutsche, Volker Schünemann, Artur Widera
   ACS Nano 19, 13, 12937–12947 (2025)
   https://pubs.acs.org/doi/10.1021/acsnano.4c16748
   Data: https://doi.org/10.5281/zenodo.14715400
    

2024

1. Temperature dependence of charge conversion during NV-center relaxometry in nanodiamond
   Isabel Cardoso Barbosa, Jonas Gutsche, Dennis Lönard, Stefan Dix, and Artur Widera
   Phys. Rev. Research 6, 023078 (2024)
   https://journals.aps.org/prresearch/abstract/10.1103/PhysRevResearch.6.023078
   Data: https://doi.org/10.5281/zenodo.8399526
    

2023

1. Impact of Charge Conversion on NV-Center Relaxometry
   Isabel Cardoso Barbosa, Jonas Gutsche, Artur Widera
   Phys. Rev. B 108, 075411 (2023)
   https://doi.org/10.1103/PhysRevB.108.075411
   Data: https://doi.org/10.5281/zenodo.7599850