Publications of Yuan-Kuen Ko

A list of publications authored or co-authored by Yuan-Kuen Ko, derived from the SAO/NASA Astrophysics Data System (ADS). The number in brackets after each title indicates the number of citations that the paper has received.

Orcid ID: 0000-0002-8747-4772

List of publications ordered by citations
Number of papers: 13 (refereed: 13)
No. of citations: 244
First author papers: 5 (refereed: 5)

2026

1. Coronal Hole Boundary Region: Multiple Facets and Connection to the Slow Solar Wind [0]
   Ko, Yuan-Kuen, Muglach, Karin, Riley, Pete, Ugarte-Urra, Ignacio & Lionello, Roberto, ApJ, 998, 284

2025

1. Modeling of Ionization and Recombination Processes in Plasma with Arbitrary Non-Maxwellian Electron Distribution [1]
   Shen, Chengcai, Li, Xiaocan, Ko, Yuan-Kuen, Raymond, John C., Guo, Fan, Polito, Vanessa & Pierrard, Viviane, ApJ, 988, 151

2024

1. Assessing the Performance of the ADAPT and AFT Flux Transport Models Using In Situ Measurements from Multiple Satellites [9]
   Knizhnik, Kalman J., Weberg, Micah J., Provornikova, Elena, Warren, Harry P., Linton, Mark G., Shaik, Shaheda Begum, Ko, Yuan-Kuen, Schonfeld, Samuel J., Ugarte-Urra, Ignacio & Upton, Lisa A., ApJ, 964, 188
2. Solar Energetic Particle Charge States and Abundances with Nonthermal Electrons [9]
   Lee, Jin-Yi, Kahler, Stephen, Raymond, John C. & Ko, Yuan-Kuen, ApJ, 963, 70

2023

1. The Evolution of Ion Charge States in Coronal Mass Ejections [5]
   Laming, J. Martin, Provornikova, Elena & Ko, Yuan-Kuen, ApJ, 954, 145

2022

1. Fine Structures of the Inner Solar Corona and the Associated Magnetic Topology [2]
   Ko, Yuan-Kuen, Stenborg, Guillermo, Linker, Jon, Weberg, Micah J., Lionello, Roberto & Titov, Viacheslav, ApJ, 933, 95

2020

1. Objectively Determining States of the Solar Wind Using Machine Learning [17]
   Roberts, D. Aaron, Karimabadi, Homa, Sipes, Tamara, Ko, Yuan-Kuen & Lepri, Susan, ApJ, 889, 153

2019

1. Element Abundances: A New Diagnostic for the Solar Wind [93]
   Laming, J. Martin, Vourlidas, Angelos, Korendyke, Clarence, Chua, Damien, Cranmer, Steven R., Ko, Yuan-Kuen, Kuroda, Natsuha, Provornikova, Elena, Raymond, John C., Raouafi, Nour-Eddine, Strachan, Leonard, Tun-Beltran, Samuel, Weberg, Micah & Wood, Brian E., ApJ, 879, 124
2. Observations of Slow Solar Wind from Equatorial Coronal Holes [36]
   Wang, Y.-M. & Ko, Y.-K., ApJ, 880, 146

2018

1. Boundary of the Slow Solar Wind [27]
   Ko, Yuan-Kuen, Roberts, D. Aaron & Lepri, Susan T., ApJ, 864, 139

2017

1. Neutron-decay Protons from Solar Flares as Seed Particles for CME-shock Acceleration in the Inner Heliosphere [1]
   Murphy, Ronald J. & Ko, Yuan-Kuen, ApJ, 846, 53

2016

1. Correlation of Coronal Plasma Properties and Solar Magnetic Field in a Decaying Active Region [18]
   Ko, Yuan-Kuen, Young, Peter R., Muglach, Karin, Warren, Harry P. & Ugarte-Urra, Ignacio, ApJ, 826, 126

2014

1. Temporal Evolution of Solar Wind Ion Composition and their Source Coronal Holes during the Declining Phase of Cycle 23. I. Low-latitude Extension of Polar Coronal Holes [26]
   Ko, Yuan-Kuen, Muglach, Karin, Wang, Yi-Ming, Young, Peter R. & Lepri, Susan T., ApJ, 787, 121