USA As Represented by Secretary of the Navy

Rajratan Basu

Jesse A Frantz

Jason D Myers

Christopher M Spillmann

Jakub Kolacz

Daniel Kinnamon

An electro-optical liquid crystal cell comprising a first substrate, a first layer of chromium (Cr), a first layer of vertically aligned carbon nanotubes (VA-CNT) capped with nickel nanoparticles, and a layer of liquid crystal. Furthermore, the electro-optical liquid crystal cell can comprise a second layer of VA-CNT capped with nickel nanoparticles, a second layer of Cr, and a second substrate. This electro-optic VA-CNT-based liquid crystal cell exhibits the required electro-optic effect needed for a liquid crystal display.

Utilizing vertically aligned carbon nanotube arrays as the homeotropic alignment agent in an electro-optic liquid crystal device

An electro-optical liquid crystal cell comprising a first substrate, a first layer of indium tin oxide (ITO) on the first substrate, a first layer of WSeon the first layer of ITO on the first substrate, and a layer of liquid crystal on the first layer of WSeon the first layer of ITO on the first substrate. Furthermore, the electro-optical liquid crystal cell can comprise a second layer of WSe, a second layer of ITO, and a second substrate. This WSecell exhibits the required electro-optic effect needed for a liquid crystal display. This WSecell exhibits high optical transmission.

Utilizing 2D monolayer WSe2 nanosheets as the planar-alignment agent in an electro-optical liquid crystal device to improve its optical transmission

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.

Concurrent utilization of monolayer graphene as the planar-alignment layers and the transparent conductive electrodes in electro-optic liquid crystal devices

Liquid crystal device employing graphene as the planar-alignment agent and electrode

A method of achieving higher polar anchoring strength of liquid crystal (LC) using monolayer graphene flakes in an LC device and attaining faster electro-optic switching in an LC device comprising the steps of providing graphene in an ethanol solvent, adding a liquid crystal to the graphene and ethanol solution, forming a liquid crystal graphene ethanol solution, evaporating the ethanol, and forming a pure liquid crystal graphene mixture. A liquid crystal device with faster electro-optic switching and higher polar anchoring strength comprising an LC cell having a polyimide (PI) alignment layer, the liquid crystal graphene mixture, wherein the graphene flakes preferentially attach to the PI alignment layer; wherein the effective polar anchoring energy in the LC cell is enhanced by an order of magnitude and wherein the electro-optic response of the LC is accelerated.

Tuning the polar anchoring strength by doping graphene flakes and resulting accelerated electro-optic switching in liquid crystal devices

An electro-optical liquid crystal cell comprising a first substrate, a first layer of indium tin oxide (ITO) on the first substrate, a first layer of h-BN on the first layer of ITO on the first substrate, and a layer of liquid crystal on the first layer of h-BN on the first layer of ITO on the first substrate. Furthermore, the electro-optical liquid crystal cell can comprise a second layer of h-BN, a second layer of ITO, and a second substrate. This h-BN cell exhibits the required electro-optic effect needed for a liquid crystal display. This h-BN cell exhibits high optical transmission.

Utilizing 2D h-BN nanosheets as the planar-alignment agent in an electro-optical liquid crystal device to improve its optical transmission

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.

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Annapolis, MD, United States of America

Rajratan Basu