50 citations · 81 across the 8 of their papers we have counts for
8 papers
Room-temperature local strain control of moiré excitons in MoS/WSe heterobilayers
T. O. Oskolkova, Y. Koo, A. A. Shubnic +8
Moiré superlattices in heterobilayers of atomically thin transition metal dichalcogenides provide a versatile platform for exploring quantum many-body physics as they can trap exci…
Dynamical Control of Interlayer Excitons and Trions in WSe/MoWSe Heterobilayer via Tunable Near-Field Cavity
Yeonjeong Koo, Hyeongwoo Lee, Tatiana Ivanova +5
Emerging photo-induced excitonic processes in transition metal dichalcogenide (TMD) heterobilayers, e.g., coupling, dephasing, and energy transfer of intra- and inter-layer exciton…
Freeze-frame approach for robust single-molecule tip-enhnaced Raman spectroscopy at room temperature
Mingu Kang, Hyunwoo Kim, Elham Oleiki +7
A quantitative single-molecule tip-enhanced Raman spectroscopy (TERS) study at room temperature remained a challenge due to the rapid structural dynamics of molecules exposed to ai…
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…
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…
Conformational heterogeneity of molecules physisorbed on a gold surface at room temperature
Mingu Kang, Hyunwoo Kim, Elham Oleiki +8
A quantitative single-molecule tip-enhanced Raman spectroscopy (TERS) study at room temperature remained a challenge due to the rapid structural dynamics of molecules exposed to ai…
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…
Adaptive tip-enhanced nano-spectroscopy
Dong Yun Lee, Chulho Park, Jinseong Choi +3
Tip-enhanced nano-spectroscopy and -imaging, such as tip-enhanced photoluminescence (TEPL), tip-enhanced Raman spectroscopy (TERS), and others, have become indispensable from mater…