# Q/V enhancement of Si micropillar resonator with Bragg reflectors in BIC regime

## TL;DR

This paper demonstrates how to enhance silicon micropillar resonators using Bragg reflectors in the BIC regime to significantly improve their quality factor to mode volume ratio, advancing optical microcavity design.

## Contribution

It introduces a novel design approach for silicon micropillar resonators leveraging BIC states and Bragg reflectors for optimized optical performance.

## Key findings

- Enhanced quality factor to mode volume ratio achieved
- Utilization of BIC states in dielectric antennae
- Potential for improved microcavity applications

## Abstract

We show how the recently found quasi-bound state in the continuum optical states in dielectric antennae can be utilized to engineer pillar microcavities design with the substantially optimized quality factor to mode volume ratio.