3 papers
cond-mat.mes-hall2021
Low-threshold exciton transport and control in atomically thin semiconductors
Hyeongwoo Lee, Yeonjeong Koo, Jinseong Choi +9
Understanding and controlling the nanoscale transport of excitonic quasiparticles in atomically thin 2D semiconductors is crucial to produce highly efficient nano-excitonic devices…
physics.app-ph2021
Tip-induced strain, bandgap, and radiative decay engineering of a single metal halide perovskite quantum dot
Hyeongwoo Lee, Ju Young Woo, Dae Young Park +10
Strain engineering of perovskite quantum dots (pQDs) enables widely-tunable photonic device applications. However, manipulation at the single-emitter level has never been attempted…
cond-mat.mtrl-sci2020
Tip-induced nano-engineering of strain, bandgap, and exciton dynamics in 2D semiconductors
Yeonjeong Koo, Yongchul Kim, Soo Ho Choi +8
The tunability of the bandgap, absorption and emission energies, photoluminescence (PL) quantum yield, exciton transport, and energy transfer in transition metal dichalcogenide (TM…