Nikolaou, Panayiotis, Coffey, Aaron M., Walkup, Laura L., Gust, Brogan M., LaPierre, Cristen D., Koehnemann, Edward, Barlow, Michael J., Rosen, Matthew S., Goodson, Boyd M., Chekmenev, Eduard Y., "A 3D-printed high power nuclear spin polarizer", Journal of the American Chemical Society, 2014