Highlights Two-Color Photonic-Dimer Coherent State (2024 DARPA Grant)Two-Photon Controlled-Phase Gate (NSF 2018 Quantum Leap Award)Quantum Multi-Photon Excitation Microscopy (Chan Zuckerberg Initiative 2020 Deep Imaging Award)Photonic-molecule laser (two red photons are quantum mechanically glued to act like a green photon)2020 WashU Patent Award for innovative work on quantum Photonic-molecule laserComputational 3-photon scattering wavefunctions in cavity-QED3-Photon nonlinear phase in Rydberg systems (experiment [upper] versus theory [lower])Photonic dissipations of embedded quantum emitters Single-Photon Frequency ConversionPhoton Blockade in Cavity-QEDSingle-Atom Photonic antibunchingDeep tissue imaging by entangled photonsEngineered super-nonlinear optical materials (optical nonlinearity is geometrically controlled and enhanced)Generation of photonic molecules — a new quantum photonic entity that can do wondersIn the media: UV Light Wands Are Supposed to Kill Viruses. But Do They Really Work?