wave normal angle

Chen, R., Gao, X., Lu, Q., Tsurutani, B., & Wang, S. (2021). Observational Evidence for Whistler Waves Guided/Ducted by the Inner and Outer Edges of the Plasmapause. Geophysical Research Letters, n/a, e2021GL092652. http://doi.org/https://doi.org/10.1029/2021GL092652 (Original work published March 2021)
Yao, F., Yuan, Z., Yu, X., Wang, D., & Ouyang, Z. (2020). Analytical Fast Magnetosonic Wave Model Based on Observations of Van Allen Probe. Journal Of Geophysical Research: Space Physics, 125, e2020JA028527. http://doi.org/https://doi.org/10.1029/2020JA028527 (Original work published October 2020)
Boardsen, S., Hospodarsky, G., Kletzing, C., Engebretson, M., Pfaff, R., Wygant, J., et al. (2016). Survey of the Frequency Dependent Latitudinal Distribution of the Fast Magnetosonic Wave Mode from Van Allen Probes EMFISIS Wave Form Receiver Plasma Wave Analysis. Journal Of Geophysical Research: Space Physics, n/a - n/a. http://doi.org/10.1002/2015JA021844 (Original work published February 2016)
Yu, J., Li, L. . Y., Cao, J., Chen, L., Wang, J., & Yang, J. (2017). Propagation characteristics of plasmaspheric hiss: Van Allen Probe observations and global empirical models. Journal Of Geophysical Research: Space Physics. http://doi.org/10.1002/2016JA023372 (Original work published April 2017)
Hartley, D., Kletzing, C., ik, O., Chen, L., & Horne, R. (2018). Statistical Properties of Plasmaspheric Hiss from Van Allen Probes Observations. Journal Of Geophysical Research: Space Physics. http://doi.org/10.1002/2017JA024593 (Original work published February 2018)
Hartley, D., Kletzing, C., Chen, L., Horne, R., & ik, O. (2019). Van Allen Probes observations of chorus wave vector orientations: Implications for the chorus-to-hiss mechanism. Geophysical Research Letters. http://doi.org/10.1029/2019GL082111 (Original work published February 2019)
Yuan, Z., Yao, F., Yu, X., Huang, S., & Ouyang, Z. (2019). An Automatic Detection Algorithm Applied to Fast Magnetosonic Waves With Observations of the Van Allen Probes. Journal Of Geophysical Research: Space Physics. http://doi.org/10.1029/2018JA026387 (Original work published Apr-05-2021)