Colloquium: Nonthermal pathways to ultrafast control in quantum materials

A De La Torre, DM Kennes, M Claassen, S Gerber… - Reviews of Modern …, 2021 - APS
Recent progress in utilizing ultrafast light-matter interaction to control the macroscopic
properties of quantum materials is reviewed. Particular emphasis is placed on photoinduced …

Advances in Rare‐Earth Tritelluride Quantum Materials: Structure, Properties, and Synthesis

K Yumigeta, Y Qin, H Li, M Blei, Y Attarde… - Advanced …, 2021 - Wiley Online Library
A distinct class of 2D layered quantum materials with the chemical formula of RTe3 (R=
lanthanide) has gained significant attention owing to the occurrence of collective quantum …

Higgs Amplitude Mode in the BCS Superconductors Induced <?format ?>by Terahertz Pulse Excitation

R Matsunaga, YI Hamada, K Makise, Y Uzawa, H Terai… - Physical review …, 2013 - APS
Ultrafast responses of BCS superconductor Nb 1-x Ti x N films in a nonadiabatic excitation
regime were investigated by using terahertz (THz) pump-THz probe spectroscopy. After an …

Evidence for topological defects in a photoinduced phase transition

A Zong, A Kogar, YQ Bie, T Rohwer, C Lee, E Baldini… - Nature Physics, 2019 - nature.com
Upon excitation with an intense laser pulse, a symmetry-broken ground state can undergo a
non-equilibrium phase transition through pathways different from those in thermal …

Polarization-resolved terahertz third-harmonic generation in a single-crystal superconductor NbN: Dominance of the Higgs mode beyond the BCS approximation

R Matsunaga, N Tsuji, K Makise, H Terai, H Aoki… - Physical Review B, 2017 - APS
Recent advances in time-domain terahertz (THz) spectroscopy have unveiled that
resonantly enhanced strong THz third-harmonic generation (THG) mediated by the …

Ultrafast melting and recovery of collective order in the excitonic insulator Ta2NiSe5

HM Bretscher, P Andrich, P Telang, A Singh… - Nature …, 2021 - nature.com
Abstract The layered chalcogenide Ta2NiSe5 has been proposed to host an excitonic
condensate in its ground state, a phase that could offer a unique platform to study and …

Dynamical slowing-down in an ultrafast photoinduced phase transition

A Zong, PE Dolgirev, A Kogar, E Ergeçen, MB Yilmaz… - Physical review …, 2019 - APS
Complex systems, which consist of a large number of interacting constituents, often exhibit
universal behavior near a phase transition. A slowdown of certain dynamical observables is …

Nonequilibrium dynamics of spontaneous symmetry breaking into a hidden state of charge-density wave

F Zhou, J Williams, S Sun, CD Malliakas… - Nature …, 2021 - nature.com
Nonequilibrium phase transitions play a pivotal role in broad physical contexts, from
condensed matter to cosmology. Tracking the formation of nonequilibrium phases in …

Collective modes in quasi-one-dimensional charge-density wave systems probed by femtosecond time-resolved optical studies

H Schäfer, VV Kabanov, J Demsar - Physical Review B, 2014 - APS
The interplay between the electronic and structural subsystems has strong implications on
the character of collective excitations in cooperative systems. Their detailed understanding …

Enhanced charge density wave coherence in a light-quenched, high-temperature superconductor

S Wandel, F Boschini, EH da Silva Neto, L Shen… - Science, 2022 - science.org
Superconductivity and charge density waves (CDWs) are competitive, yet coexisting, orders
in cuprate superconductors. To understand their microscopic interdependence, a probe …