Terahertz control of many-body dynamics in quantum materials
Quantum-mechanical phenomena underpin the behaviour of quantum materials at the
microscopic level. The description of several essential properties of these materials …
microscopic level. The description of several essential properties of these materials …
Light quantum control of persisting Higgs modes in iron-based superconductors
The Higgs mechanism, ie, spontaneous symmetry breaking of the quantum vacuum, is a
cross-disciplinary principle, universal for understanding dark energy, antimatter and …
cross-disciplinary principle, universal for understanding dark energy, antimatter and …
Charge transfer induced symmetry breaking in GaN/Bi2Se3 topological heterostructure device
In topological insulators (TI) for surface electron transport, dissipationless surface states are
required and are activated by symmetry breaking usually by reducing thickness of the film …
required and are activated by symmetry breaking usually by reducing thickness of the film …
Kapitza pendulum effects in a Josephson junction coupled to a nanomagnet under external periodic drive
KV Kulikov, DV Anghel, AT Preda, M Nashaat… - Physical Review B, 2022 - APS
We investigate reorientation effects under external periodic drive in the nanomagnet
dynamics coupled to a Josephson junction. The Kapitza pendulum is introduced as a …
dynamics coupled to a Josephson junction. The Kapitza pendulum is introduced as a …
Signature of gate-controlled magnetism and localization effects at Bi2Se3/EuS interface
Proximity of a topological insulator (TI) surface with a magnetic insulator (MI) can open an
exchange gap at the Dirac point leading to exploration of surface quantum anomalous Hall …
exchange gap at the Dirac point leading to exploration of surface quantum anomalous Hall …
Coherent surface-to-bulk vibrational coupling in the 2D topologically trivial insulator Bi2Se3 monitored by ultrafast transient absorption spectroscopy
Ultrafast carrier relaxation in the 2D topological insulator (TI) Bi2Se3 [gapped Dirac surface
states (SS)] and how it inherits ultrafast relaxation in the 3D TI Bi2Se3 (gapless Dirac SS) …
states (SS)] and how it inherits ultrafast relaxation in the 3D TI Bi2Se3 (gapless Dirac SS) …
Light-wave control of correlated materials using quantum magnetism during time-periodic modulation of coherent transport
PC Lingos, MD Kapetanakis, J Wang… - Communications …, 2021 - nature.com
Light–wave quantum electronics utilizes the oscillating carrier wave to control electronic
properties with intense laser pulses. Without direct light–spin interactions, however …
properties with intense laser pulses. Without direct light–spin interactions, however …
Observation of a giant mass enhancement in the ultrafast electron dynamics of a topological semimetal
Topological phases of matter offer exciting possibilities to realize lossless charge and spin
information transport on ultrafast time scales. However, this requires detailed knowledge of …
information transport on ultrafast time scales. However, this requires detailed knowledge of …
Ab-initio simulations of coherent phonon-induced pum** of carriers in zirconium pentatelluride
Laser-driven coherent phonons can act as modulated strain fields and modify the adiabatic
ground state topology of quantum materials. Here we use time-dependent first-principles …
ground state topology of quantum materials. Here we use time-dependent first-principles …