The Emergence of Kinked Flux Tubes as the Source of Delta-Spots on the Photosphere 

Kalman Joshua Knizhnik, US National Research Council of the National Academies, Washington, DC, United States, Mark Linton, US Naval Research Laboratory, Washington, DC, United States, Aimee Ann Norton, Stanford University, Stanford, CA, United States and C Richard DeVore, NASA GSFC, Greenbelt, MD, United States