activity
20182026
most citedElectron-phonon-dominated charge-density-wave fluctuations in TiSe accessed by ultrafast nonequilibrium dynamics

3 citations · 3 across the 12 of their papers we have counts for

collaborators

13 papers

cond-mat.str-el2026

Phonon-induced pseudogap phase in TiSe

Sotirios Fragkos, Nina Girotto Erhardt, Evgenia Symeonidou +9

To comprehend quantum ordered states, such as charge density waves (CDW), in layered transition metal dichalcogenides (TMDCs), it is essential to uncover their underlying normal st…

cond-mat.mtrl-sci2026

Enhanced Valley Polarization via Nonlinear Cascaded Quantum-Geometric Selection Rules

Quentin Courtade, Sotirios Fragkos, Dominique Descamps +4

The quantum geometric properties of Bloch electrons fundamentally govern light-matter interactions and optical selection rules in solids. In semiconducting transition-metal dichalc…

cond-mat.mtrl-sci2026

Symmetry-Driven Floquet Engineering in Multivalley SnS

Sotirios Fragkos, Benshu Fan, Umberto De Giovannini +5

Coherent interactions between time-periodic electromagnetic fields and materials offer a powerful platform for engineering light-matter hybrid Floquet states with tailored function…

cond-mat.mtrl-sci2026

Dielectric Screening in Electromagnetic Dressing of Semiconductors

Quentin Courtade, Umberto Dellasette, Sotirios Fragkos +4

Nonequilibrium manipulation of quantum materials via electromagnetic dressing provides an on-demand route to tailoring electronic band structures through Floquet engineering. Time-…

physics.chem-ph2025

Non-Dichroic Enantio-Sensitive Chiroptical Spectroscopy

Letizia Fede, Debobrata Rajak, Chris Sparling +8

Chiroptical effects using circularly polarized light produce signals that change sign when switching either molecular handedness (enantiosensitivity) or the light helicity (circula…

cond-mat.mtrl-sci2025

Ultrafast Strongly Anisotropic Valleytronics in SnSe

Yiming Pan, Sotirios Fragkos, Dominique Descamps +3

Valleytronics aims to control electrons in a valley-specific manner for quantum information manipulation. Due to their strong in-plane anisotropy, which enables polarization-contro…