70 citations · 226 across the 14 of their papers we have counts for
16 papers
Graphene double quantum dot as a solid-state two-level system in the THz range
Alexis Wietzke, Solen Coeymans, Benjamin Hue +12
Matter-based two-level quantum systems are fundamental building blocks of quantum technologies, underpinning applications in quantum computing, simulation, communication, and sensi…
Atomic-layer controlled THz Spintronic emission from Epitaxially grown Two dimensional PtSe/ferromagnet heterostructures
K. Abdukayumov, M. Mičica, F. Ibrahim +19
Terahertz (THz) Spintronic emitters based on ferromagnetic/metal junctions have become an important technology for the THz range, offering powerful and ultra-large spectral bandwid…
Atomic Layer-controlled Nonlinear Terahertz Valleytronics in Dirac Semi-metal and Semiconductor PtSe2
Minoosh Hemmat, Sabrine Ayari, Martin Micica +16
Platinum diselenide (PtSe2) is a promising two-dimensional (2D) material for the terahertz (THz) range as, unlike other transition metal dichalcogenides (TMDs), its bandgap can be…
Spin-momentum locking and ultrafast spin-charge conversion in ultrathin epitaxial BiSb topological insulator
E. Rongione, L. Baringthon, D. She +13
The helicity of 3D topological insulator surface states has drawn significant attention in spintronics owing to spin-momentum locking where the carriers' spin is oriented perpendic…
Ultrashort pulse generation from a graphene-coupled passively mode-locked terahertz laser
Elisa Riccardi, Valentino Pistore, Seonggil Kang +10
The generation of stable trains of ultra-short (fs-ps), terahertz (THz)-frequency radiation pulses, with large instantaneous intensities, is an underpinning requirement for the inv…
Emission of coherent THz magnons in an antiferromagnetic insulator triggered by ultrafast spin-phonon interactions
E. Rongione, O. Gueckstock, M. Mattern +17
Antiferromagnetic materials have been proposed as new types of narrowband THz spintronic devices owing to their ultrafast spin dynamics. Manipulating coherently their spin dynamics…
Ultrafast spin-charge conversion at SnBiTe/Co topological insulator interfaces probed by terahertz emission spectroscopy
E. Rongione, S. Fragkos, L. Baringthon +15
Spin-to-charge conversion (SCC) involving topological surface states (TSS) is one of the most promising routes for highly efficient spintronic devices for terahertz (THz) emission.…
Spintronic THz emitters based on transition metals and semi-metals/Pt multilayers
J. Hawecker, E. Rongione, A. Markou +11
Spintronic terahertz (THz) emitters (STE) based on the inverse spin Hall effect in ferromagnetic/heavy metal (FM/HM) heterostructures have become important sources for THz pulse ge…
Self-Kerr effect across the yellow Rydberg series
Corentin Morin, Jérôme Tignon, Juliette Mangeney +6
We investigate the nonlinear refraction induced by Rydberg excitons in . Using a high-precision interferometry imaging technique that spatially resolves the nonline…
Spin injection efficiency at metallic interfaces probed by THz emission spectroscopy
Jacques Hawecker, T. H. Dang, Enzo Rongione +12
Terahertz (THz) spin-to-charge conversion has become an increasingly important process for THz pulse generation and as a tool to probe ultrafast spin interactions at magnetic inter…
Tamm Cavity in the Terahertz Spectral Range
Simon Messelot, Clémentine Symonds, Joël Bellessa +5
Electromagnetic resonators, which are based on optical cavities or electronic circuits, are key elements to enhance and control light-matter interaction. In the THz range, current…
Ultrasensitive Photoresponse of Graphene Quantum Dot in the Coulomb Blockade Regime to THz Radiation
E. Riccardi, S. Massabeau, F. Valmorra +11
Graphene quantum dots (GQDs) have recently attracted considerable attention, with appealing properties for terahertz (THz) technology. This includes the demonstration of large ther…
Mutually synchronized macroscopic Josephson oscillations demonstrated by polarization analysis of superconducting terahertz emitters
M. Tsujimoto, S. Fujita, G. Kuwano +7
We demonstrate mutual synchronization of Josephson oscillations in multiple stacks of intrinsic Josephson junctions of the cuprate superconductor BiSrCaCuO. Det…
Giant optical nonlinearity cancellation in quantum wells
S. Houver, A. Lebreton, T. A. S. Pereira +10
Second-order optical nonlinearities can be greatly enhanced by orders of magnitude in resonantly excited nanostructures, theoretically predicted and experimentally investigated in…
2D materials coupled to hybrid metal-dielectric waveguides for THz technology
P. Huang, S. Massabeau, J. Tignon +3
In this letter, we propose hybrid metal-dielectric waveguides coupled to 2D materials that provide strong light-matter interaction at THz frequencies. We investigate the properties…
High permittivity processed SrTiO3 for metamaterials applications at terahertz frequencies
Cyrielle Dupas, Sophie Guillemet-Fritsch, Pierre-Marie Geffroy +7
High permittivity SrTiO3 for the realization of all-dielectric metamaterials operating at terahertz frequencies was fabricated. A comparison of different processing routes evidence…