Drenik, A., Laguardia, L., McDermott, R., Meisl, G., Neu, R., Oberkofler, M., et al. (2019). Evolution of nitrogen concentration and ammonia production in N2-seeded H-mode discharges at ASDEX Upgrade. Nuclear Fusion, 59: 046010. doi:10.1088/1741-4326/aafe23.