*55%*:**Student difficulties with quantum states while translating state vectors in Dirac notation to wave functions in position and momentum representations***43%*:**Dynamics of students’ ontological reasoning across contexts in modern physics***40%*:**University students' reasoning on physical information encoded in quantum state at a point in time***39%*:**Quantum Physics Online: Spin 1/2***35%*:**Student use of a material anchor for quantum wave functions***35%*:**Student perceptions of math-physics interactions throughout spins-first quantum mechanics***34%*:**Effects of Belief Bias on Student Reasoning from Data Tables***34%*:**Investigating the Influence of Visualization on Student Understanding of Quantum Superposition***33%*:**Representations for a spins-first approach to quantum mechanics***33%*:**Designing, validating, and contrasting conceptual quantum mechanics questions for spin states and spatial wave functions***33%*:**“So it’s the same equation...”: A blending analysis of student reasoning with functions in kinematics***32%*:**Using student-generated content to engage students in upper-division quantum mechanics***31%*:**Analogous Patterns of Student Reasoning Difficulties in Introductory Physics and Upper- Level Quantum Mechanics***31%*:**Student reasoning about sources of experimental measurement uncertainty in quantum versus classical mechanics***31%*:**Detecting Progression of Scientific Reasoning among University Science and Engineering Students***31%*:**Comparing Student Ability to Reason with Multiple Variables for Graphed and Non-Graphed Information.***30%*:**Dynamics of Student Modeling: A Theory, Algorithms, and Application to Quantum Mechanics***30%*:**Using Eye Tracking to Differentiate Student Difficulties Reasoning with Data***30%*:**Exploring student facility with "goes like'' reasoning in introductory physics**