Exotic topological phonon modes in semiconductors: Symmetry analysis and first-principles calculations for representative examples
Nowadays, it is recognized that semiconductors are prospective candidates for promising
thermoelectric materials and the gapless topological phonon modes can result in a high …
thermoelectric materials and the gapless topological phonon modes can result in a high …
Single pair of type-III Weyl points half-metals: as an example
The realization of Weyl systems with the minimum nonzero number of Weyl points (WPs)
and full spin polarization remains challenging in topology physics and spintronic. In this …
and full spin polarization remains challenging in topology physics and spintronic. In this …
Recipe for single-pair-Weyl-points phonons carrying the same chiral charges
Recently, Wang et al.[Phys. Rev. B 106, 195129 (2022) 2469-9950 10.1103/PhysRevB.
106.195129] challenged a widely held belief in the field of Weyl physics, demonstrating that …
106.195129] challenged a widely held belief in the field of Weyl physics, demonstrating that …
Fully spin-polarized hourglass charge-three Weyl points and sextuple-helicoid surface arcs in -type
Magnetic topological materials exhibiting unique topological quantum physics due to the
combination of spintronics and topology have aroused the interest of researchers. We …
combination of spintronics and topology have aroused the interest of researchers. We …
Topological nodal-point phononic systems
Topological phonons in materials are associated with specific atomic lattice vibrations
around the terahertz frequency ranges, offering a rich platform for studying various boson …
around the terahertz frequency ranges, offering a rich platform for studying various boson …
Spontaneous antiferromagnetic skyrmion/antiskyrmion lattice and spiral spin-liquid states in the frustrated triangular lattice
Magnetic skyrmions are topological quasiparticles of great interest for data storage
applications because of their small size, high stability, and ease of manipulation via electric …
applications because of their small size, high stability, and ease of manipulation via electric …
Hourglass charge-three Weyl phonons
The unconventional Weyl point with nonlinear dispersion features higher topological charge|
C|> 1 and multiple topologically protected Fermi arc states at its boundary. As a novel …
C|> 1 and multiple topologically protected Fermi arc states at its boundary. As a novel …
Maximally charged single-pair multi-Weyl point phonons in -type
The realization of multi-Weyl systems with the minimum nonzero number of Weyl points and
the maximum charge number remains challenging in topology physics. In this work, based …
the maximum charge number remains challenging in topology physics. In this work, based …
Hidden charmonium decays of spin-2 partner of
The Belle Collaboration recently reported a promising candidate for the spin-2 D* D¯*
partner of the X (3872), called the X 2 for short, having a mass of (4014.3±4.0±1.5) MeV and …
partner of the X (3872), called the X 2 for short, having a mass of (4014.3±4.0±1.5) MeV and …
Structural, mechanical and dynamical stabilities of K2NaMCl6 (M: Cr, Fe) halide perovskites along with electronic and thermal properties
The properties of K 2 NaMCl 6 (M: Cr, Fe) are simulated using density functional theory. The
exchange-correlation potential of halide perovskites is projected by generalized gradient …
exchange-correlation potential of halide perovskites is projected by generalized gradient …