Linfeng Li, Jie-Bang Yan, Siva Gogineni, Charles O'Neill, University of Alabama, United States; Dorthe Dahl-Jensen, University of Manitoba, Canada; Christopher Simpson, Ryan Taylor, Deepak Elluru, Shashank Wattal, Joshua Nunn, Reed Campbell, University of Alabama, United States; Daniel Steinhage, Heinrich Miller, Olaf Eisen, Alfred Wegener Institute, Germany