WebApr 10, 2024 · The nonlinear response scales with layer thickness and is strain- and electrical-tunable; a record >0.2% absolute SHG conversion efficiency and an effective nonlinear susceptibility χeff(2) in ... WebTunable ferroelectricity and antiferromagnetism via ferroelastic switching in an FeOOH monolayer ... The unique hydrogen-bond network leads to in-plane spontaneous FE polarization with a magnitude of 77.5 pC m −1. …
Giant ferroelectric polarization in a bilayer graphene …
WebJun 27, 2024 · Two-dimensional (2D) layered semiconductors have shown great application potential in next generation nanoelectronic devices. The ferroelectric and piezoelectric properties of 2D semiconductors are also highly desirable in many applications, such as ferroelectric nonvolatile memory and switch. In the present work, we experimentally … WebOct 21, 2024 · Untying the ferroelectricity and correlated electrons in moiré bands. The device D1 consists of a Bernal bilayer graphene sandwiched by two hBN flakes and graphite gates (Fig. 1a).Straight edges ... dally slaps ponyboy
Direct measurement of ferroelectric polarization in a tunable …
WebFeb 14, 2024 · Two-dimensional black phosphorus (BP) has sparked enormous research interest due to its high carrier mobility, layer-dependent direct bandgap and outstanding in-plane anisotropic properties. BP is one of the few two-dimensional materials where it is possible to tune the bandgap over a wide energy range from the visible up to the infrared. WebApr 8, 2024 · Two-dimensional ferroelectric (2D-FE) materials that characterize the spontaneous ferroelectricity down to monolayer limit and rich ferroic properties arising … WebJun 27, 2024 · Ultrathin ferroelectrics hold great promise for modern miniaturized sensors, memories, and optoelectronic devices. However, in most ferroelectric materials, … bird box to buy