Time-resolved ARPES studies of quantum materials

F Boschini, M Zonno, A Damascelli - Reviews of Modern Physics, 2024 - APS
Angle-resolved photoemission spectroscopy (ARPES), with its exceptional sensitivity to both
the binding energy and the momentum of valence electrons in solids, provides unparalleled …

Advancing time-and angle-resolved photoemission spectroscopy: The role of ultrafast laser development

MX Na, AK Mills, DJ Jones - Physics Reports, 2023 - Elsevier
In the last decade, there has been a proliferation of laser sources for time-and angle-
resolved photoemission spectroscopy (TR-ARPES), building on the proven capability of this …

Theory of driven Higgs oscillations and third-harmonic generation in unconventional superconductors

L Schwarz, D Manske - Physical Review B, 2020 - APS
Higgs spectroscopy is a new field in which Higgs modes in nonequilibrium superconductors
are analyzed to gain information about the ground state. One experimental setup in which …

Time-and angle-resolved photoemission studies of quantum materials

F Boschini, M Zonno, A Damascelli - arxiv preprint arxiv:2309.03935, 2023 - arxiv.org
Angle-resolved photoemission spectroscopy (ARPES)--with its exceptional sensitivity to both
the binding energy and momentum of valence electrons in solids--provides unparalleled …

Simulating Dynamical Phases of Chiral Superconductors with a Trapped ion Magnet

A Shankar, EA Yuzbashyan, V Gurarie, P Zoller… - PRX Quantum, 2022 - APS
Two-dimensional p+ ip superconductors and superfluids are systems that feature chiral
behavior emerging from the Cooper pairing of electrons or neutral fermionic atoms with …

Quantum computing Floquet energy spectra

B Fauseweh, JX Zhu - Quantum, 2023 - quantum-journal.org
Quantum systems can be dynamically controlled using time-periodic external fields, leading
to the concept of Floquet engineering, with promising technological applications. Computing …

Exact continuum representation of long-range interacting systems and emerging exotic phases in unconventional superconductors

AA Buchheit, T Keßler, PK Schuhmacher… - Physical Review …, 2023 - APS
Continuum limits are a powerful tool in the study of many-body systems, yet their validity is
often unclear when long-range interactions are present. In this paper, we rigorously address …

Ultrafast optical induction of magnetic order at a quantum critical point

B Fauseweh, JX Zhu - Journal of Physics: Condensed Matter, 2024 - iopscience.iop.org
Time-resolved ultrafast spectroscopy has emerged as a promising tool to dynamically
induce and manipulate non-trivial electronic states of matter out-of-equilibrium. Here we …

Generation and decay of Higgs mode in a strongly interacting Fermi gas

A Barresi, A Boulet, G Wlazłowski, P Magierski - Scientific Reports, 2023 - nature.com
We investigate the life cycle of the large amplitude Higgs mode in strongly interacting
superfluid Fermi gas. Through numerical simulations with time-dependent density functional …

Thermal effects on collective modes in disordered -wave superconductors

A Samanta, A Das, N Trivedi, R Sensarma - Physical Review B, 2022 - APS
We investigate the effect of thermal fluctuations on the two-particle spectral function for a
disordered s-wave superconductor in two dimensions, focusing on the evolution of the …