Yuanyuan Zhu

MSE Honors Program Director

Assistant Professor

Department of Materials Science and Engineering

---

Education

Ph.D., Texas A&M University, USA (2013)

Research Focus

• Development of new electron microscopy methods and instrumentation
• Heterogenous catalysis and catalysts’ life cycle
• In-situ environmental scanning transmission electron microscopy (ESTEM) of solid-gas reactions
• Nuclear irradiation effects of reactor structural alloys
• Diffraction Contrast Imaging STEM (DCI STEM) for Metallurgy
• Atomic-scale perovskite heterostructures and 2D materials
• Aberration-corrected STEM, low-dose imaging and chemical analysis
• Computer-aided high throughput image analysis

Publications

Y. Zhu, C. Ophus, M. B. Toloczko, D. J. Edwards, Towards bend-contour-free dislocation imaging via diffraction contrast STEM. Ultramicroscopy 193, 12-23, 2018

Y. Zhu, P. V. Sushko, E. Jensen, L. Kovarik, D. Melzer, C. Ophus, M. Sanchez-Sanchez, J. A. Lercher and N. D. Browning, Formation of Oxygen Radical Sites on MoVNbTeOx by Cooperative Electron Redistribution, Journal of the American Chemical Society, 139 (36), 12342-12345, 2017

Y. Zhu, N. D. Browning, The Role of Gas Environment in Determining Image Contrast and Resolution in In-situ Scanning Transmission Electron Microscopy. Chemcatchem, DOI: 10.1002/cctc.201700474R1, 2017
* Featured on front cover of Chemcatchem and on MSA Update

Y. Zhu, Q. M. Ramasse, M. Brorson, P. G. Moses, L. P. Hansen, H. Topsøe, C. F. Kisielowski and S. Helveg, Location of Co and Ni promoter atoms in multi-layer MoS2 nanocrystals for hydrotreating catalysis. Catalysis Today, 261, 75, 2016

D. Melzer, P. Xu, D. Hartmann, Y. Zhu, N. D. Browning, M. Sanchez-Sanchez and J. A. Lercher, Atomic-scale determination of active facets on the MoVTeNb oxide M1 phase and their intrinsic catalytic activity for ethane oxidative dehydrogenation. Angewandte Chemie International Edition, DOI: 10.1002/ange.201600463, 2016
* Featured as inside cover

Y. Zhu, C. J. Munro, M. J. Olszta, D. J. Edwards, A. B. Braunschweig, M. R. Knecht and N. D. Browning, Dose-rate controlled energy dispersive x-ray spectroscopic mapping of the metallic components in a biohybrid nanosystem. Semiconductor Science and Technology, 31, 084002, 2016

Y. Zhu, Q. M. Ramasse, M. Brorson, P. G. Moses, L. P. Hansen, C. F. Kisielowski and S. Helveg, Visualizing the stoichiometry of industrial-style Co-Mo-S catalysts with single-atom sensitivity. Angewandte Chemie International Edition, 53, 10723, 2014
* Featured on back cover of Angewandte Chemie

Y. Zhu, L. Chen, J. Ciston and H. Wang, Atomic-Scale Investigations of Intrinsic Chemical Inhomogeneity in Superconducting Fe1.10Te0.45Se0.55 Epitaxial Films. Journal of Physical Chemistry C, 117, 7170, 2013

Y. Zhu, A. Chen, H. Zhou, J. Narayan, Q. Jia, J. MacManus-Driscoll and H. Wang, Research Updates: Epitaxial strain relaxation and associated interfacial reconstructions: the driving force for creating new structures with integrated functionality. Applied Physics Letters-Materials, 1, 050702, 2013
* Editor’s choice

Y. Zhu, C. Ophus, J. Ciston and H. Wang, Interface lattice displacement measurement to 1 pm by geometric phase analysis on aberration-corrected HAADF STEM images. Acta Materialia, 61, 5646, 2013.