Abstract: Photocatalysts and methods of using the same for producing hydrogen and oxygen from water are disclosed. The photocatalysts include photoactive titanium dioxide loaded with 0.5 wt. % to 4 wt. % of a hole-scavenging material comprising cobalt oxide and 0.1 wt. % to 1 wt. % of palladium (Pd) and/or a Pd—Co alloy.

Abstract: Photocatalysts and methods of using the same for producing hydrogen and oxygen from water are disclosed. The photocatalysts include a photoactive layer having a thickness of 10 nanometers (nm) to 1000 nm and a plasmonic metal layer having a thickness of 2 nm to 20 nm and having surface plasmon resonance properties in response to ultra-violet and/or visible light, wherein the plasmonic metal layer is positioned proximal to the photoactive layer.

Abstract: Disclosed is a ferroelectric material and methods for its use in capacitors that includes a polymer blend of at least two polymers, wherein the first polymer is a ferroelectric polymer and the second polymer has a low dielectric constant.

Abstract: Disclosed is a water-splitting photocatalyst, and methods for its use, that includes a photoactive semi-conductive layer, an up-converting material capable of converting infrared (IR) light to visible light and/or ultraviolet (UV) light, and a metal or metal alloy material having surface plasmon resonance properties in response to IR light and/or visible light, wherein the photoactive semi-conductive layer encompasses at least a portion of the up-converting material and the metal or metal alloy material.

Abstract: Disclosed is a method for producing a polymeric ferroelectric material. The method can include (a) obtaining a polymeric ferroelectric precursor material, and (b) subjecting the polymeric ferroelectric precursor material to pulsed electromagnetic radiation sufficient to form a polymeric ferroelectric material having ferroelectric hysteresis properties, wherein the polymeric ferroelectric precursor material, prior to step (b), has not previously been subjected to a thermal treatment for more than 55 minutes.

Abstract: Disclosed is a method of making a conductive material or active material that includes graphene or other 2-D materials. The method includes obtaining a layered stack. The layered stack including one or more conductive materials or 2-D materials separated by a metal layer, and one or more substrate materials. The stack can be subjected to a metal removal process to obtain two conductive or active materials. A first conductive or active material can include a first substrate layer attached to the first active layer. The second conductive or active material can include a second substrate layer attached to the second active layer. The first and second active layers can be conductive graphene layers.

Abstract: A ferroelectric capacitor having a doped graphene bottom electrode and uses thereof are described. The doped graphene bottom electrode layer is deposited on a substrate with a ferroelectric layer deposited between the doped graphene layer and a top electrode.

Abstract: Disclosed is a method for producing a polymeric ferroelectric material. The method can include (a) obtaining a polymeric ferroelectric precursor material, and (b) subjecting the polymeric ferroelectric precursor material to pulsed electromagnetic radiation sufficient to form a polymeric ferroelectric material having ferroelectric hysteresis properties, wherein the polymeric ferroelectric precursor material, prior to step (b), has not previously been subjected to a thermal treatment for more than 55 minutes.

Abstract: A ferroelectric device comprising: a substrate; a first electrode disposed on the substrate; a ferroelectric layer disposed on and in contact with the first electrode; and a second electrode disposed on and in contact with the ferroelectric layer, wherein at least one of the first electrode and the second electrode is an organic electrode comprising a doped electroconductive organic polymer.

Abstract: Disclosed is a ferroelectric material and methods for its use in capacitors that includes a polymer blend of at least two polymers, wherein the first polymer is a ferroelectric polymer and the second polymer has a low dielectric constant.

Abstract: A polymer-based device comprising a substrate; a first electrode disposed on the substrate; an active polymer layer disposed on and in contact with the first electrode; and a second electrode disposed on and in contact with the active polymer layer, wherein the first and the second electrodes are organic electrodes comprising a doped electroconductive organic polymer, the active polymer layer comprises the electroconductive organic polymer of the first and the second electrodes, and the first and the second electrodes have conductivity at least three orders of magnitude higher than the conductivity of the active polymer layer.

Abstract: A ferroelectric device comprising: a substrate; a first electrode disposed on the substrate; a ferroelectric layer disposed on and in contact with the first electrode; and a second electrode disposed on and in contact with the ferroelectric layer, wherein at least one of the first electrode and the second electrode is an organic electrode comprising a doped electroconductive organic polymer.