Forschungsinteressen
Local Helioseismology, Solar interior dynamics, Solar Activity
Vita
Education and Employment
2012- Scientist, Max Planck Institute for Solar System Research, Germany
2010-2012 Research Associate, W.W. Hansen Experimental Physics Laboratory, Stanford University
2010 Postdoctoral Fellow, National Astronomical Observatory of Japan
2010 PhD, Department of Astronomical Science, the Graduate University for Advanced Studies
2007-2010 Research Fellow of the Japan Society for the Promotion of Science
2007 M.Sc., Department of Astronomy, Graduate School of Science, Kyoto University
2005 B.Sc., Department of Astronomy, School of Science, University of Tokyo
Selected Publications
Nagashima, K., Birch, A.C., Schou J., Hindman, B.W., Gizon, L., An improved multi-ridge fitting method for ring-diagram helioseimic analysis, 2020, A&A, Vol. 633, A109
Nagashima, K., Fournier, D., Birch, A. C., Gizon, L., The amplitude of the cross-covariance function of solar oscillations as a diagnostic tool for wave attenuation and geometrical spreading, 2017, A&A, 599, A111
Nagashima, K., Löptien, B., Gizon, L., Birch, A. C., Cameron, R., Couvidat, S., Danilovic, S., Fleck B., Stein, R., Interpreting the Helioseismic and Magnetic Imager (HMI) Multi-Height Velocity Measurements, 2014, SoPh, 289(9), 3457-3481
Nagashima, K., Sekii, T., Kosovichev, A. G., Zhao, J. and Tarbell, T. D., Helioseismic Signature of Chromospheric Downflows in Acoustic Travel-time Measurements from Hinode, 2009, ApJ, 694, L115-L119
Nagashima, K. et al., Observations of Sunspot Oscillations in G Band and Ca II H Line with Solar Optical Telescope on Hinode, 2007, PASJ 59, S631-S636