Abstract: A method of producing a dye solar cell photovoltaic device. The method comprises the steps of providing a transparent envelope, with at least a portion of the envelope having a curved profile; and forming a dye solar cell voltaic element by depositing a plurality of layers of film on an inside surface of the envelope and thereby defining a space within the photovoltaic element.

Abstract: A method for manufacturing a nano-particulate electrode for Dye Solar Cells including the steps of providing an electrically conductive substrate, formation of a nanoparticulate layer on the substrate, application of dye to the nanoparticulate layer and an additional step of electrolytic treatment of the nanoparticulate layer in an electrolyte.

Abstract: A multilayered photovoltaic device (11) formed on internal surface of small glass sphere (10) provides sustainable power for a sensor, communication and data processing means secured inside the sphere. The sphere is encapsulated by a transparent rubber cover (21) to provide for a deliverable miniature mote to be in intelligence, defense, security and many other civil applications.

Abstract: A photovoltaic module comprising: (i) three or more substrates (1, 2, 3) arranged in a closed-spaced parallel relationship to one another, the substrates comprising: a center substrate (2) having first and second faces; a first outer substrate (1) having an inner and outer face, wherein the inner face and the first face of the center substrate are juxtaposed; and a second outer substrate (3) having an inner and outer face, wherein the inner face and the second face of the center substrate are juxtaposed, (ii) front photovoltaic devices (A, B, C) are formed between the first outer substrate (1) and the first face of the center substrate (2), (iii) connecting and/or dividing method (11) are placed between at least one pair of the front devices, and (iv) rear photovoltaic devices (D, E) are formed between the second outer substrate (3) and the second face of the center substrate (2), characterized by: (v) the front and rear photovoltaic devices are offset in such a way that connecting and dividing methods (11) o

Abstract: A Photoelectrochemical Photovoltaic Panel (PPP) comprising a number of individual substrates (1) and shared substrates (2), wherein: the substrates are electrical conductors or at least partially coated by an electrical conductor (3); at least one substrate is optically transparent; between the shared substrate (2) and the individual substrates (1) there are Photoelectrochemical Photovoltaic Cells, each comprising a photosensitive electrode, a counter electrode and an electrolyte.

Abstract: A method for manufacturing a nano-particulate electrode for Dye Solar Cells including the steps of providing an electrically conductive substrate, formation of a nanoparticulate layer on the substrate, application of dye to the nanoparticulate layer and an additional step of electrolytic treatment of the nanoparticulate layer in an electrolyte.

Abstract: A regenerative photoelectrochemical (RPEC) device comprising two substrates, wherein: one or both substrates are transparent and are coated with transparent electrical conductor (TEC) layer; one or more layers of porous wide band gap semiconductor is/are applied to selected area of said TEC layer and sensitised with dye; electrolyte is placed between said two substrates; hole(s) made in one or both said substrates to enable external electrical connection(s) to said RPEC device.

Abstract: The present invention relates to multi-cell regenerative photovoltaic photoelectrochemical (RPEC) devices. The invention describes the structure of a multi-cell RPEC device where conductive interconnects are formed by a matrix mounting conductive particles, formed between extended portions of opposed planar conductive members.

Abstract: A smart window comprising a regenerative photolectrochomic (RPEC) photovoltaic element (108) juxtaposed with an electrochromic (EC) element (110). Microprocessor-based control mechanism (200) connecting the RPEC element to the EC element for controlling the current delivered to and from the EC element. The controller (200) including look-up tables (204 and 206) for determining the safe current to or from the EC element having regard to the amount of charge to be delivered or removed and the charge status of the EC element, the determination of charge status, charge still required and current to be delivered being made frequently to ensure that the current is kept within safe limits while minimizing switching times. New smart windows are also disclosed.