275 citations · 1.6k across the 24 of their papers we have counts for
12 papers · 1 filter
Ultrafast transition from coherent to incoherent polariton nonlinearities in a hybrid 1L-WS2/plasmon structure
Daniel Timmer, Moritz Gittinger, Thomas Quenzel +14
Exciton polaritons based on atomically thin semiconductors are essential building blocks of quantum optoelectronic devices. Their properties are governed by an ultrafast and oscill…
Nonlinear Dispersion Relation and Out-of-Plane Second Harmonic Generation in MoSSe and WSSe Janus Monolayers
Marko M. Petrić, Viviana Villafañe, Paul Herrmann +9
Janus transition metal dichalcogenides are an emerging class of atomically thin materials with engineered broken mirror symmetry that gives rise to long-lived dipolar excitons, Ras…
Tuning exciton recombination rates in doped transition metaldichalcogenides
Theresa Kuechle, Sebastian Klimmer, Margarita Lapteva +7
Monolayer transition metal dichalcogenides (TMDs) are direct gap semiconductors that hold great promise for advanced applications in photonics and optoelectronics. Understanding th…
Hot carriers in graphene -- fundamentals and applications
Mathieu Massicotte, Giancarlo Soavi, Alessandro Principi +1
Hot charge carriers in graphene exhibit fascinating physical phenomena, whose understanding has improved greatly over the past decade. They have distinctly different physical prope…
Electrically Tunable Four-Wave-Mixing in Graphene Heterogeneous Fiber for Individual Gas Molecule Detection
Ning An, Teng Tan, Zheng Peng +8
Detection of individual molecules is the ultimate goal of any chemical sensor. In the case of gas detection, such resolution has been achieved in advanced nanoscale electronic soli…
Exciton-phonon coupling strength in single-layer MoSe2 at room temperature
Donghai Li, Chiara Trovatello, Stefano Dal Conte +6
Single-layer transition metal dichalcogenides are at the center of an ever increasing research effort both in terms of fundamental physics and applications. Exciton-phonon coupling…
Non-equilibrium Band Broadening, Gap Renormalization and Band Inversion in Black Phosphorus
H. Hedayat, A. Ceraso, G. Soavi +6
Black phosphorous (BP) is a layered semiconductor with high carrier mobility, anisotropic optical response and wide bandgap tunability. In view of its application in optoelectronic…
Photocatalytic activity of exfoliated graphite-TiO nanocomposites
Gloria Guidetti, Eva A. A. Pogna, Lucia Lombardi +16
We investigate the photocatalytic performance of nanocomposites prepared in a one-step process by liquid-phase exfoliation of graphite in the presence of TiO nanoparticles (NPs…
Hot electrons modulation of third harmonic generation in graphene
G. Soavi, G. Wang, H. Rostami +8
Hot electrons dominate the ultrafast (fs-ps) optical and electronic properties of metals and semiconductors and they are exploited in a variety of applications including phot…
Broadband, electrically tuneable, third harmonic generation in graphene
G. Soavi, G. Wang, H. Rostami +16
Optical harmonic generation occurs when high intensity light (W/m) interacts with a nonlinear material. Electrical control of the nonlinear optical response enables…
Out-of-plane heat transfer in van der Waals stacks: electron-hyperbolic phonon coupling
K. J. Tielrooij, N. C. H. Hesp, A. Principi +20
Van der Waals heterostructures have emerged as promising building blocks that offer access to new physics, novel device functionalities, and superior electrical and optoelectronic…
High energetic excitons in carbon nanotubes directly probe charge-carriers
Giancarlo Soavi, Francesco Scotognella, Daniele Viola +4
Theory predicts peculiar features for excited-state dynamics in one dimension (1D) that are difficult to be observed experimentally. Single-walled carbon nanotubes (SWNTs) are an e…