VCSEL

Geometry and Thermal Engineering of VCSELs for Enhanced Performance

Wenbo Yan, Ph.D. Candidate, Electrical and Computer Engineering

Jul 2, 14:00 - 16:30

B2 R5209

VCSEL vertical-cavity surface emitting laser optoelectronics photonics laser

This thesis presents a comprehensive approach to enhancing VCSEL performance through geometry engineering and passive thermal management to enable next-generation high-power and high-speed photonic systems, such as speckle-free imaging and ultrafast random number generation.

Cavity-Engineered VCSELs with Integrated Photodetectors for Optical Entropy and Security

Hang Lu, Ph.D. Candidate, Electrical and Computer Engineering

Apr 30, 15:30 - 17:00

B2 R5220; Zoom Meeting 94108463874

semiconductor lasers VCSEL optical entropy randomness source Secure communication

This thesis establishes cavity-engineered VCSELs with integrated photodetectors as a unified and scalable photonic platform for optical entropy generation and security.

Wenbo Yan

Ph.D. Candidate, Electrical and Computer Engineering

Photonics and optoelectronics VCSEL vertical-cavity surface emitting laser solar energy optical communication

Wenbo Yan's research focuses on coherence engineering and laser dynamics in vertical-cavity surface-emitting lasers (VCSELs) to enable multifunctional photonic devices for speckle-free imaging and ultrafast random number generation.

Hang Lu

Ph.D. Candidate, Electrical and Computer Engineering

optoelectronics photonic integrated circuits semiconductor lasers VCSEL nanofabrication machine learning