Angle-resolved photoemission studies of quantum materials
The physics of quantum materials is dictated by many-body interactions and mathematical
concepts such as symmetry and topology that have transformed our understanding of matter …
concepts such as symmetry and topology that have transformed our understanding of matter …
Light-induced emergent phenomena in 2D materials and topological materials
Light–matter interaction in 2D and topological materials provides a fascinating control knob
for inducing emergent, non-equilibrium properties and achieving new functionalities in the …
for inducing emergent, non-equilibrium properties and achieving new functionalities in the …
Dirac fermions and flat bands in the ideal kagome metal FeSn
A kagome lattice of 3 d transition metal ions is a versatile platform for correlated topological
phases hosting symmetry-protected electronic excitations and magnetic ground states …
phases hosting symmetry-protected electronic excitations and magnetic ground states …
Observation of Floquet-Bloch states on the surface of a topological insulator
The unique electronic properties of the surface electrons in a topological insulator are
protected by time-reversal symmetry. Circularly polarized light naturally breaks time-reversal …
protected by time-reversal symmetry. Circularly polarized light naturally breaks time-reversal …
Quantum squeezing of motion in a mechanical resonator
According to quantum mechanics, a harmonic oscillator can never be completely at rest.
Even in the ground state, its position will always have fluctuations, called the zero-point …
Even in the ground state, its position will always have fluctuations, called the zero-point …
Angle-resolved photoemission spectroscopy and its application to topological materials
Angle-resolved photoemission spectroscopy (ARPES)—an experimental technique based
on the photoelectric effect—is arguably the most powerful method for probing the electronic …
on the photoelectric effect—is arguably the most powerful method for probing the electronic …
Control over topological insulator photocurrents with light polarization
JW McIver, D Hsieh, H Steinberg… - Nature …, 2012 - nature.com
Three-dimensional topological insulators,, represent a new quantum phase of matter with
spin-polarized surface states, that are protected from backscattering. The static electronic …
spin-polarized surface states, that are protected from backscattering. The static electronic …
Topological Surface States Originated Spin-Orbit Torques in
The three dimensional topological insulator bismuth selenide (Bi 2 Se 3) is expected to
possess strong spin-orbit coupling and spin-textured topological surface states and, thus …
possess strong spin-orbit coupling and spin-textured topological surface states and, thus …
Selective scattering between Floquet–Bloch and Volkov states in a topological insulator
The coherent optical manipulation of solids is emerging as a promising way to engineer
novel quantum states of matter,,,,. The strong time-periodic potential of intense laser light …
novel quantum states of matter,,,,. The strong time-periodic potential of intense laser light …
Emergence of Fermi arcs due to magnetic splitting in an antiferromagnet
The Fermi surface plays an important role in controlling the electronic, transport and
thermodynamic properties of materials. As the Fermi surface consists of closed contours in …
thermodynamic properties of materials. As the Fermi surface consists of closed contours in …