Description:
Ferroic materials, including ferroelectrics and multiferroics, exhibit intriguing properties that have led to their widespread application in various electronic devices. This short course provides a comprehensive introduction to the principles, theories, and applications of ferroelectric and multiferroics devices. Beginning with the fundamentals of ferroelectric materials and their phase transitions, participants will delve into the Landau-Devonshire theory, which serves as a cornerstone in understanding the behavior of ferroic materials. The course will explore the mechanisms behind switching currents and the factors influencing ferroelectric switching. Participants will also gain insight into advanced characterization techniques such as Piezoresponse Force Microscopy (PFM) for probing the electromechanical responses of ferroic domain configuration. Moving beyond theory, the course will spotlight key ferroic devices, including Ferroelectric Random Access Memory (FE-RAM), Ferroelectric Field-Effect Transistors (FE-FET), and Ferroelectric Tunnel Junctions (FTJ), elucidating their operating principles and technological implications. Throughout the course, attention will be given to the burgeoning field of multiferroics, which promise enhanced functionalities by coupling different ferroic orders. Emerging challenges in fabrication, integration, and scaling of ferroic devices will be discussed, offering participants a comprehensive understanding of the current state and future directions of ferroic technology.
- Understand the fundamental properties and phase transitions of ferroic materials.
- Gain insights into the operation and applications of key ferroic devices such as FE-RAM, FE-FET, FTJ and MESO.
- Recognize the challenges and opportunities in the development of ferroic devices, including those based on multiferroic materials.