A liquid crystal display panel includes a first substrate, a second substrate, a liquid crystal layer, a first polarizer plate, and a second polarizer plate. The first substrate includes a first dielectric substrate, a first electrode, a second electrode, and a first alignment film. The second electrode includes a plurality of slits and a conductive portion. The second substrate includes a second dielectric substrate and a second alignment film. The first substrate further includes a resin layer disposed between the second electrode and the first alignment film. The resin layer within the plurality of slits is as thick as or thicker than the second electrode. The plurality of slits are filled with the resin layer. A difference in height between the resin layer over the conductive portion of the second electrode and the resin layer within the plurality of slits of the second electrode is 10 nm or more.

A graphene and liquid crystal device comprising a substrate, a layer of graphene on the substrate, and a layer of liquid crystal on the layer of graphene. A graphene and liquid crystal device wherein the layer of graphene is an alignment layer and an electrode for a liquid crystal device.

A graphene and liquid crystal device comprising a substrate, a layer of graphene on the substrate, and a layer of liquid crystal on the layer of graphene. A graphene and liquid crystal device wherein the layer of graphene is an alignment layer and an electrode for a liquid crystal device.

A transparent device for use in optical applications, and methods for using and manufacturing the device are disclosed. The device generally requires several layers, including (i) a first layer comprising a transparent conductive oxide (such as indium tin oxide (ITO)), (ii) a second layer comprising a transparent semiconductor (e.g., a pn-heterojunction or a pn-homojunction), the second layer having a surface facing the first layer, (iii) a third layer comprising a liquid crystal (such as E7), the third layer having a surface facing the second layer, and (iv) a fourth layer comprising either a second transparent conductive oxide or a second transparent semiconductor, the fourth layer having a surface facing the third layer. When light illuminates a surface of the transparent metal oxide pn-heterojunction or transparent metal oxide pn-homojunction, it induces photoconductivity, modifying the surface charges.

Herein are described two-dimensional metal organic frameworks (2D MOFs). The 2D MOFs includes a plurality of multivalent metals or metal ions and a plurality of multidentate ligands arranged to form a crystalline structure having a lateral size of at least about 2.5 μm and a thickness of less than about 5 nm. Herein are also described methods for preparing the 2D MOFs. The 2D MOFs can be used, for example, in electrochromic devices such as smart windows and flexible displays.

A spectrally-selective reflective optical film comprises at least two anisotropic layers, each of the layers having a phase retardation value and an optical axis orientation pattern within the layer; the optical axis orientation patterns exhibiting a discontinuity at the boundary of the at least two layers; and at least one substrate holding the film. At least a part of the anisotropic layers may be chiral. The materials comprising the anisotropic layers may be selected from liquid crystal polymers, azobenzene liquid crystal polymers, liquid crystals, azobenzene liquid crystals, polymer films with stressed birefringence, and combinations thereof. The materials comprising the anisotropic layers may be doped with at least one dopant from the list comprising nanorods, photorefractive nanoparticles, photovoltaic nanoparticles, lasing dyes, and combinations of thereof. The anisotropic layers may be transparent to infrared wavelengths. The anisotropic layers may be arranged in a periodic pattern of retardation values, including zero.

Provided are a liquid crystal grating and a stereoscopic display device. The liquid crystal grating includes at least one liquid crystal cell. A liquid crystal cell includes a first substrate, first electrodes, a first alignment layer, a liquid crystal layer and a second substrate which are disposed sequentially. In a first state, the liquid crystal cell includes multiple first grating units which are arranged along a first direction, and a first grating unit includes multiple first electrodes which are disposed at intervals from each other along the first direction. Along the first direction, a first electric field is formed between two closest first electrodes which are located in two adjacent first grating units, respectively, and in the liquid crystal cell, an alignment direction of the first alignment layer is the same as an electric field direction of the first electric field.

A dual camera assembly, an electronic apparatus and a method of acquiring an image are provided. The dual camera assembly includes: a first camera lens and a second camera lens; a first layer configured for receiving light that has passed through the first camera lens; a liquid crystal light valve and a polarizer which are on a side, which is close to the first camera lens, of (he first sensor. The polarizer is on a side, which is close to (he first sensor, of the liquid crystal light valve, and liquid crystal molecules in the liquid crystal light valve are rotatable.

A graphene and liquid crystal device comprising a substrate, a layer of graphene on the substrate, and a layer of liquid crystal on the layer of graphene. A graphene and liquid crystal device wherein the layer of graphene is an alignment layer and an electrode for a liquid crystal device.

A graphene and liquid crystal device comprising a substrate, a layer of graphene on the substrate, and a layer of liquid crystal on the layer of graphene. A method of making a graphene and liquid crystal device comprising the steps of providing a substrate, depositing a layer of graphene on the substrate, and depositing a layer of liquid crystals on the layer of graphene.