324 citations · 1.2k across the 13 of their papers we have counts for
13 papers
Reversible Engineering of Topological Insulator Surface State Conductivity through Optical Excitation
Faji Xie, Zhen Lian, Shuai Zhang +13
Despite the broadband response, limited optical absorption at a particular wavelength hinders the development of optoelectronics based on Dirac fermions. Heterostructures of graphe…
Correlated Insulating States at Fractional Fillings of the WS2/WSe2 Moiré Lattice
Xiong Huang, Tianmeng Wang, Shengnan Miao +9
Moiré superlattices of van der Waals materials, such as twisted graphene and transitional metal dichalcogenides, have recently emerged as a fascinating platform to study strongly c…
Metasurface Integrated Monolayer Exciton Polariton
Yueyang Chen, Shengnan Miao, Tianmeng Wang +7
Monolayer transition metal dichalcogenides (TMDs) are the first truly two-dimensional (2D) semiconductor, providing an excellent platform to investigate light-matter interaction in…
Giant Valley-Zeeman Splitting from Spin-Singlet and Spin-Triplet Interlayer Excitons in WSe2/MoSe2 Heterostructure
Tianmeng Wang, Shengnan Miao, Zhipeng Li +9
Transition metal dichalcogenides (TMDCs) heterostructure with a type II alignment hosts unique interlayer excitons with the possibility of spin-triplet and spin-singlet states. How…
Momentum-Dark Intervalley Exciton in Monolayer Tungsten Diselenide Brightened via Chiral Phonon
Zhipeng Li, Tianmeng Wang, Chenhao Jin +13
Inversion symmetry breaking and three-fold rotation symmetry grant the valley degree of freedom to the robust exciton in monolayer transition metal dichalcogenides (TMDCs), which c…
Direct Observation of Gate Tunable Dark Trions in Monolayer WSe2
Zhipeng Li, Tianmeng Wang, Zhengguang Lu +11
Spin-forbidden intravalley dark exciton in tungsten-based transition metal dichalcogenides (TMDCs), owing to its unique spin texture and long lifetime, has attracted intense resear…
Catalyst-Free And Morphology-Controlled Growth Of 2D Perovskite Nanowires for Polarized Light Detection
Debjit Ghoshal, Tianmeng Wang, Hsin-Zon Tsai +2
Two-dimensional (2D) perovskites or Ruddleson Popper (RP) perovskites have emerged as a class of material inheriting the superior optoelectronic properties of two different materia…
Emerging Photoluminescence from the Dark-Exciton Phonon Replica in Monolayer WSe2
Zhipeng Li, Tianmeng Wang, Chenhao Jin +13
Tungsten-based monolayer transition metal dichalcogenides host a long-lived dark exciton, an electron-hole pair in a spin-triplet configuration. The long lifetime and unique spin p…
Excitonic Complexes and Emerging Interlayer Electron-Phonon Coupling in BN Encapsulated Monolayer Semiconductor Alloy: WS0.6Se1.4
Yuze Meng, Tianmeng Wang, Zhipeng Li +11
Monolayer transition metal dichalcogenides (TMDs) possess superior optical properties, including the valley degree of freedom that can be accessed through the excitation light of c…
Communicating Two States in Perovskite Revealed by Time-Resolved Photoluminescence Spectroscopy
Yanwen Chen, Tianmeng Wang, Zhipeng Li +5
Organic-inorganic perovskite as a promising candidate for solar energy harvesting has attracted immense interest for its low-cost preparation and extremely high quantum efficiency.…
Enhanced Light Emission from the Ridge of Two-dimensional InSe Flakes
Yang Li§, Tianmeng Wang§, Han Wang§ +10
InSe, a newly rediscovered two-dimensional (2D) semiconductor, possesses superior electrical and optical properties as a direct bandgap semiconductor with high mobility from bulk t…
Revealing the Biexciton and Trion-exciton Complexes in BN Encapsulated WSe2
Zhipeng Li, Tianmeng Wang, Zhengguang Lu +9
Strong Coulomb interactions in single-layer transition metal dichalcogenides (TMDs) result in the emergence of strongly bound excitons, trions and biexcitons. These excitonic compl…
Ultrasensitive Tunability of the Direct Bandgap of Two-dimensional InSe Flakes via Strain Engineering
Yang Li§, Tianmeng Wang§, Meng Wu§ +9
InSe, a member of the layered materials family, is a superior electronic and optical material which retains a direct bandgap feature from the bulk to atomically thin few-layers and…