Smart materials for a smarter world

For Dr. Guozhen Zhu, understanding how materials behave starts at the atomic level. As a professor in the Price Faculty of Engineering and Canada Research Chair in Mechanical and Functional Design of Nanostructured Materials, she leads a research program focused on how materials grow, deform and break — and how those processes can be controlled to engineer lighter, stronger and more reliable structures. 

Her team uses advanced electron microscopy to observe materials in real time, capturing how dislocations and defects move at the nanoscale. By tailoring these internal transformations, her lab is helping to design the next generation of structural and functional materials for industries such as aerospace, electronics and healthcare. 

Environmental and medical applications

Much of Dr. Zhu’s work is rooted in practical needs: improving lightweight metals for transportation, developing miniaturized nanomaterials for electronics and creating sustainable materials that perform under stress. Her ongoing research on magnesium alloys supports both environmental and medical applications. By tailoring microstructures and developing lightweight alloys, her team aims to reduce energy consumption and emissions — particularly in transportation. In collaboration with the interdisciplinary Ignite team led by Dr. Yunhua Luo, these same alloys are also being explored for use in bone implants as a strong and lightweight alternative to conventional materials.

Her group also focuses on nanowire synthesis — ultra-thin structures with enormous potential in sensing, energy and communication technologies. By controlling how these nanowires form, the lab is enabling new applications in high-precision, compact devices such as biosensors, micro-energy harvesters, and components for next-generation flexible electronics.

Students drive innovation

Professor Zhu’s commitment to applied learning is reflected throughout the lab, where students are central to every stage of the research process. Graduate students take the lead on experimental design, operate high-resolution microscopes, write code for data analysis and contribute to peer-reviewed publications. Their work is collaborative and often tied directly to emerging challenges in materials engineering. At the same time, undergraduate students are given opportunities to take on mini-projects — such as nanowire synthesis or introductory microscopy — gaining valuable early exposure to advanced research tools and methods. Dr. Zhu sees mentorship not just as part of her role, but as a key driver of innovation.

The same energy is brought into her classrooms. Zhu teaches Fracture and Failure of Engineering Materials at the undergraduate level and Electron Microscopy of Materials at the graduate level. Her research shapes how she teaches. Moreover, the classroom experience helps her break down complex ideas in new ways.

As her team continues to uncover how materials behave at the smallest scales, their discoveries are paving the way for stronger, smarter and more efficient technologies—advancements that hold the potential to transform industries, improve everyday life and shape a more sustainable future.