Abstract Two‐dimensional (2D) materials are intensively attractive for fabricating high
sensitive photodetectors in terms of atomically thin flexible and ultrafast charge transport …

Due to their excellent and tailorable optoelectronic performance, low cost, facile fabrication,
and compatibility with flexible substrates, solution-processed inorganic and hybrid photo …

Characterized by bulk Dirac or Weyl cones and surface Fermi-arc states, topological
semimetals have sparked enormous research interest in recent years. The nanostructures …

Abstract Infrared (IR) detection at 1300–1650 nm (optical communication waveband) is of
great significance due to its wide range of applications in commerce and military. Three …

In the pursuit of broadband photodetection materials from visible to mid-IR region, the fresh
three-dimensional topological insulators (3D TIs) are theoretically predicted to be a …

The recent realization of topology as a mathematical concept in condensed matter systems
has shattered Landau's widely accepted classification of phases by spontaneous symmetry …

Two dimension (2D) material-based photodetectors usually indicate excellent properties
such as ultrafast and broadband response, but the atomic thickness of 2D materials usually …

Photodetectors are optoelectronic devices with excellent photoelectric conversion abilities.
They have especially important applications in many fields, such as image sensing, video …

We study the occurrence of symmetry-enforced topological band crossings in tetragonal
crystals with strong spin-orbit coupling and time-reversal symmetry. By computing the …

Topological Dirac semimetals (TDSMs), such as Cd 3 As 2 and Na 3 Bi, exhibit strong
optical dichroism with contrasting dielectric permittivity along different crystal axes. However …