Breakthrough in Cavity Tuning Enhances Efficiency of GaN-based VCSELs
A new strategy in cavity tuning has shown promise in improving the efficiency of GaN-based vertical-cavity surface-emitting lasers, which are vital for various technological applications.
Researchers have recently made significant strides in enhancing the performance of GaN-based vertical-cavity surface-emitting lasers (VCSELs). These lasers play a crucial role in displays, sensing, and optical communication.
Despite their potential, improving the efficiency of these lasers has posed challenges in the field. The newly demonstrated cavity tuning technique aims to address this issue by controlling resonance to optimize laser performance.
This advancement, reported on June 11, 2026, could pave the way for more efficient applications in technology, particularly in areas where VCSELs are essential.