The fusion of liquid crystal technology with optical platforms offers a promising approach that taps into the established infrastructure and knowledge of photonics integration. This innovative method harnesses the properties of liquid crystals, like adjustable refractive index and birefringence, to enhance the performance of integrated photonic circuits (IPCs). Advancing diverse integration methods, such as applying liquid crystals onto silicon photonics platforms, is essential for building effective and expandable quantum photonic integrated circuits .