Lasing of moiré trapped MoSe2/WSe2 interlayer excitons coupled to a nanocavity

C Qian, M Troue, J Figueiredo, P Soubelet… - Science …, 2024 - science.org
We report lasing of moiré trapped interlayer excitons (IXs) by integrating a pristine hBN-
encapsulated MoSe2/WSe2 heterobilayer into a high-Q (> 104) nanophotonic cavity. We …

Probing Dark Excitons in Monolayer by Nonlinear Two-Photon Spectroscopy

C Qian, V Villafañe, P Soubelet, P Ji, AV Stier… - Physical Review Letters, 2024 - APS
We report a new dark exciton in monolayer MoS 2 using second harmonic generation
spectroscopy. Hereby, the spectrally dependent second harmonic generation intensity splits …

Thickness insensitive nanocavities for 2D heterostructures using photonic molecules

P Ji, C Qian, JJ Finley, S Yang - Nanophotonics, 2023 - degruyter.com
Abstract Two-dimensional (2D) heterostructures integrated into nanophotonic cavities have
emerged as a promising approach towards novel photonic and opto-electronic devices …

A Buckling Analysis of Thermoelastic Micro/Nano-Beams Considering the Size-Dependent Effect and Non-Uniform Temperature Distribution

X Ren, S Shi - Materials, 2023 - mdpi.com
Thermoelastic buckling of micro/nano-beams subjected to non-uniform temperature
distribution is investigated in this paper. The mechanical governing equation is derived …

Probing the Dark Exciton in Monolayer MoS by Quantum Interference in Second Harmonic Generation Spectroscopy

C Qian, V Villafañe, P Soubelet, P Ji, AV Stier… - arXiv preprint arXiv …, 2023 - arxiv.org
We report resonant second harmonic generation (SHG) spectroscopy of an hBN-
encapsulated monolayer of MoS $ _2 $. By tuning the energy of the excitation laser, we …

Computational modeling of angle dependent raman and photoluminescence spectroscopy for investigating 2D molybdenum disulfide flakes induced by 5CB nematic …

M Kashif, A Shabbir, AA Khan, A Ulhaq, HM Haseeb… - Optik, 2023 - Elsevier
Optical properties of sulfide-based semiconductors, especially MoS 2, have gained interest
in photonics. This study explored the physical and theoretical perspectives of bare and 5CB …

Mapping phonon polaritons with visible light

J Tischler, K Arledge, C Ellis, N Sarabi, V Whiteside… - 2024 - researchsquare.com
Phonon polaritons (PhPs) are hybrid photon-phonon waves which enable strong light-matter
interactions and subdiffractional confinement, potentially empowering applications in …

Coupling between 2D Materials and Nanophotonic Cavities

Q Wang, S Wang, Y Li, S Cao, X Xu, C Qian - physica status solidi (b) - Wiley Online Library
Cavities are the ideal platform to investigate the light–matter interactions because they
strongly confine and modulate the photons. Two‐dimensional (2D) materials such as …