878 citations · 2k across the 19 of their papers we have counts for
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Excitonic Mott transition without population inversion
Oleg Dogadov, Armando Genco, Allison R. Cadore +12
Exciton dissociation via the excitonic Mott transition (EMT) governs the high-density optical response of semiconductors and sets fundamental limits for optoelectronic devices. The…
Nature of long-lived moiré interlayer excitons in electrically tunable MoS/MoSe heterobilayers
Evgeny M. Alexeev, Carola M. Purser, Carmem M. Gilardoni +13
Interlayer excitons in transition-metal dichalcogenide heterobilayers combine high binding energy and valley-contrasting physics with long optical lifetime and strong dipolar chara…
Microwave-based quantum control and coherence protection of tin-vacancy spin qubits in a strain-tuned diamond membrane heterostructure
Xinghan Guo, Alexander M. Stramma, Zixi Li +19
Robust spin-photon interfaces in solids are essential components in quantum networking and sensing technologies. Ideally, these interfaces combine a long-lived spin memory, coheren…
Identification of exciton complexes in a charge-tuneable Janus WSeS monolayer
Matthew S. G. Feuer, Alejandro R. -P. Montblanch, Mohammed Sayyad +16
Janus transition-metal dichalcogenide monolayers are fully artificial materials, where one plane of chalcogen atoms is replaced by chalcogen atoms of a different type. Theory predi…
Efficient phonon cascades in hot photoluminescence of WSe monolayers
Ioannis Paradisanos, Gang Wang, Evgeny M. Alexeev +5
Energy relaxation of photo-excited charge carriers is of significant fundamental interest and crucial for the performance of monolayer (1L) transition metal dichaclogenides (TMDs)…
Confinement of long-lived interlayer excitons in WS/WSe heterostructures
Alejandro R. -P. Montblanch, Dhiren M. Kara, Ioannis Paradisanos +13
Interlayer excitons in layered materials constitute a novel platform to study many-body phenomena arising from long-range interactions between quantum particles. The ability to loc…
Spin-valley dynamics in alloy-based transition metal dichalcogenide heterobilayers
V. Kravtsov, A. D. Liubomirov, R. V. Cherbunin +11
Van der Waals heterobilayers based on 2D transition metal dichalcogenides have been recently shown to support robust and long-lived valley polarization for potential valleytronic a…
Emergence of highly linearly polarized interlayer exciton emission in MoSe/WSe heterobilayers with transfer-induced layer corrugation
Evgeny M. Alexeev, Nic Mullin, Pablo Ares +10
The availability of accessible fabrication methods based on deterministic transfer of atomically thin crystals has been essential for the rapid expansion of research into van der W…
Resonantly hybridised excitons in moiré superlattices in van der Waals heterostructures
Evgeny M. Alexeev, David A. Ruiz-Tijerina, Mark Danovich +16
Atomically-thin layers of two-dimensional materials can be assembled in vertical stacks held together by relatively weak van der Waals forces, allowing for coupling between monolay…
The ultrafast dynamics and conductivity of photoexcited graphene at different Fermi energies
A. Tomadin, S. M. Hornett, H. I. Wang +10
For many of the envisioned optoelectronic applications of graphene it is crucial to understand the sub-picosecond carrier dynamics immediately following photoexcitation, as well as…
Resonantly excited exciton dynamics in two-dimensional MoSe monolayers
L. Scarpelli, F. Masia, E. M. Alexeev +4
We report on the exciton and trion density dynamics in a single layer of MoSe, resonantly excited and probed using three-pulse four-wave mixing (FWM), at temperatures from 300K…
Imaging of interlayer coupling in van der Waals heterostructures using a bright-field optical microscope
Evgeny M. Alexeev, Alessandro Catanzaro, Oleksandr V. Skrypka +8
Vertically stacked atomic layers from different layered crystals can be held together by van der Waals forces, which can be used for building novel heterostructures, offering a pla…
Exciton and trion dynamics in atomically thin MoSe2 and WSe2: effect of localization
D. Schmidt, T. Godde, J. Schmutzler +9
We present a detailed investigation of the exciton and trion dynamics in naturally doped MoSe2 and WSe2 single atomic layers as a function of temperature in the range 10-300K under…