Graphene is very popular because of its many fascinating properties, but its lack of an
electronic bandgap has stimulated the search for 2D materials with semiconducting …

Abstract 2D semiconductor tungsten disulfide (WS2) attracts significant interest in both
fundamental physics and many promising applications such as light emitters …

Strain effect on circularly polarized electroluminescence (EL) is theoretically analyzed for a
pin junction of transition metal dichalcogenides. The electrically controllable circularly …

The isolation of the two-dimensional semiconductor molybdenum disulphide introduced a
new optically active material possessing a band gap that can be facilely tuned via elastic …

The variegated family of two-dimensional (2D) crystals has developed rapidly since the
isolation of its forerunner: Graphene. Their planeconfined nature is typically associated with …

In situ strain photoluminescence (PL) and Raman spectroscopy have been employed to
exploit the evolutions of the electronic band structure and lattice vibrational responses of …

One of the fascinating properties of the new families of two-dimensional crystals is their high
stretchability and the possibility to use external strain to manipulate, in a controlled manner …

Abstract 2D transition metal dichalcogenides (TMDCs) have emerged as promising
candidates for post‐silicon nanoelectronics owing to their unique and outstanding …

The discovery of graphene has triggered the research on 2D layer structured materials.
Among many 2D materials, semiconducting transition metal dichalcogenides (TMDs) are …

We report a strain-induced direct-to-indirect band gap transition in mechanically deformed
WS 2 monolayers (MLs). The necessary amount of strain is attained by proton irradiation of …