This course explores the principles, techniques, and applications of terahertz (THz) imaging and sensing. Students will learn about the generation, detection, and manipulation of terahertz waves, as well as their use in various fields such as security, medicine, material characterization, and communication systems. The course will include theoretical lectures, hands-on laboratory sessions, and a final project.

1. Provide a comprehensive understanding of terahertz technology, including its history, properties, and applications.
2. Introduce students to various techniques for generating, detecting, and manipulating terahertz waves.
3. Explore the application of terahertz imaging and sensing in various fields.
4. Develop students' skills in designing and implementing terahertz imaging and sensing systems.
5. Foster critical thinking and problem-solving skills through the analysis of real-world case studies and hands-on laboratory sessions.

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Presentation: 40%
Final Exam: 30%
Homework: 20%
Attendance: 10%

Lecture Notes will be distributed in class.

Week 1,2: Introduction to Terahertz Technology
- History and development of terahertz technology
- Properties of terahertz waves
- Challenges and opportunities in terahertz research

Week 3,4: Terahertz Wave Generation
- Electronic methods
- Optical methods
- Hybrid techniques
- Laboratory session: Terahertz wave generation

Week 5,6: Terahertz Wave Detection
- Direct detection methods
- Heterodyne detection methods
- Time-domain spectroscopy
- Laboratory session: Terahertz wave detection

Week 7,8: Terahertz Wave Manipulation
- Terahertz waveguides
- Terahertz lenses and mirrors
- Terahertz modulators and filters
- Laboratory session: Terahertz wave manipulation

Week 9,10: Terahertz Imaging Techniques
- Time-domain terahertz imaging
- Frequency-domain terahertz imaging
- Computational terahertz imaging
- Laboratory session: Terahertz imaging techniques

Week 11,12: Terahertz Sensing Applications
- Security and surveillance
- Medicine and healthcare
- Material characterization
- Communication systems

Week 13,14: Case Studies and Emerging Applications
- Terahertz nondestructive testing
- Terahertz spectroscopy in art and cultural heritage
- Terahertz remote sensing
- Terahertz wireless communication

Week 15,16: Final Project
- Project proposal and selection
- Design and implementation of a terahertz imaging or sensing system
- Project presentations and evaluation

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