30 citations · 33 across the 8 of their papers we have counts for
8 papers
Tip-enhanced quantum-sensing spectroscopy for bright and reconfigurable solid-state single-photon emitters
Hyeongwoo Lee, Taeyoung Moon, Hyeonmin Oh +5
Atom-like defects in hexagonal boron nitride (hBN) provide room-temperature single-photon emission and coherent spin states, making them attractive for quantum-computing and -sensi…
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…
Radiative control of localized excitons at room temperature with an ultracompact tip-enhanced plasmonic nano-cavity
Hyeongwoo Lee, Inki Kim, Chulho Park +7
In atomically thin semiconductors, localized exciton (X) coupled to light shows single quantum emitting behaviors through radiative relaxation processes providing a new class o…