boron is 2/3 — find its 1/3 — fuse with witness as core
BCl₃ → B· + 3Cl· in 13.56 MHz cold ICP. Te ~2 eV prevents B₂ clustering.
Quadrupole filters pz orbital. 266 nm UV pulse dissociates residual BCl₂.
B· guided to WS₂ vacancy. Six piezos strain-tune to 1.8%. Fusion lock confirmed.
620 nm trion flash captured. Borophene triangle released to h-BN conveyor.