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Nano-imaging of intersubband transitions in van der Waals quantum wells
The science and applications of electronics and optoelectronics have been driven for decades by progress in the growth of semiconducting heterostructures. Many applications in the infrared and terahertz freque...
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Open AccessDissociation of two-dimensional excitons in monolayer WSe2
Two-dimensional (2D) semiconducting materials are promising building blocks for optoelectronic applications, many of which require efficient dissociation of excitons into free electrons and holes. However, the...
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Open AccessUltrafast nonlinear optical response of Dirac fermions in graphene
The speed of solid-state electronic devices, determined by the temporal dynamics of charge carriers, could potentially reach unprecedented petahertz frequencies through direct manipulation by optical fields, c...
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Out-of-plane heat transfer in van der Waals stacks through electron–hyperbolic phonon coupling
Van der Waals heterostructures have emerged as promising building blocks that offer access to new physics, novel device functionalities and superior electrical and optoelectronic properties 1–
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Tuning ultrafast electron thermalization pathways in a van der Waals heterostructure
Interlayer transport can be made to occur slower or faster than intralayer scattering in van der Waals heterostructures, allowing the thermalization pathways for optically excited carriers to be tuned.
