University of Silesia 1 article published in JoVE Engineering Visualizing Uniaxial-strain Manipulation of Antiferromagnetic Domains in Fe1+YTe Using a Spin-polarized Scanning Tunneling Microscope Mariam Kavai1, Ioannis Giannakis1, Justin Leshen1, Joel Friedman1, Pawel Zajdel2, Pegor Aynajian1 1Department of Physics, Applied Physics and Astronomy, Binghamton University, 2Institute of Physics, University of Silesia Using uniaxial strain combined with spin-polarized scanning tunneling microscopy, we visualize and manipulate the antiferromagnetic domain structure of Fe1+yTe, the parent compound of iron-based superconductors.