Generation of THz frequency using PANDA ring resonator for THz imaging

Area of Science:

• Optoelectronics
• Biomedical Engineering
• Terahertz Technology

Background:

• Terahertz (THz) frequencies offer unique properties for non-ionizing imaging.
• Generating stable and tunable THz sources is crucial for advancing medical applications.
• Existing THz generation methods face challenges in terms of efficiency and spectral control.

Purpose of the Study:

• To develop a novel microring resonator design for efficient THz frequency generation.
• To explore the potential of dense wavelength-division multiplexing for THz applications.
• To validate the suitability of the generated THz frequencies for medical imaging.

Main Methods:

• Utilized a modified PANDA ring resonator for THz generation.
• Employed a Gaussian pulse and an add/drop filter system for dense wavelength-division multiplexing.
• Characterized the generated THz frequencies within the 40-50 THz range.

Main Results:

• Successfully generated THz frequencies using the novel microring resonator design.
• Achieved dense wavelength-division multiplexing within the THz spectrum.
• Identified a reliable frequency band between 40-50 THz for THz pulsed imaging.

Conclusions:

• The novel microring resonator design is effective for generating THz frequencies.
• The 40-50 THz range is a promising band for THz pulsed medical imaging.
• This technology has the potential to enhance diagnostic capabilities in healthcare.