Cima Nanotech Israel Ltd.

P.v. Nano Cell Ltd.

Tel Aviv University

Ujett D.p. Ltd

Flo Optics Ltd

Fernando De La Vega

Arkady Garbar

Semyon Melamed

Claudio Rottman

Dmitry Lekhtman

Moshe Link

Ganit Shter Bar Joshua

Einat Matzner

Reuven Geva

Valery Rosenband

Yinon Masad

Chariana Sokolinsky

Anatoly Kiselev

Gil Markovich

Daniel Azulai

Tatyana Levi-Belenkova

Hagit Gilon

Ayala Kabla

Eric Leroy Granstrom

Moira Marx Nir

Lorenzo Mangolini

Thomas Zak

Jon Brodd

A concentrated dispersion of nanometric silver particles, and a method of producing the dispersion, the dispersion including a first solvent; a plurality of nanometric silver particles, in which a majority are single-crystal silver particles, the plurality of nanometric silver particles having an average secondary particle size (d) within a range of 30 to 300 nanometers, the particles disposed within the solvent; and at least one dispersant; wherein a concentration of the silver particles within the dispersion is within a range of 30% to 75%, by weight, and wherein a concentration of the dispersant is within a range of 0.2% to 30% of the concentration of the silver particles, by weight.

Stable dispersions of monocrystalline nanometric silver particles

Optical devices having multi-functional coatings.

Coated optical substrates having functional dots containing photochromic colorant

A formulation containing particulate matter including nanometric metallic copper particles, at least 10% of the particulate matter being single-crystal metallic copper particles, the particulate matter having an average secondary particle size (d) within a range of 20 to 200 nanometers, the nanometric metallic copper particles being at least partially covered by at least one dispersant; a concentration ratio of crystalline cuprous oxide particles to the nanometric metallic copper particles, within the particulate matter, being at most 0.4; the formulation including a solvent, the particulate matter and the solvent forming a dispersion.

Nanometric copper formulations

Ophthalmic substrates having surface with functional dots containing first and second photochromic colorants

The invention provides a novel conductive film and a multilayered conductive structure, comprising a plurality of metal nanowires arranged in clusters and having an average aspect ratio of least 100,000, optionally decorated by metal nanoparticles. It is also disclosed a process for preparation of a conductive film comprising metal nanowires by surfactant/template assisted method which involves the use of a precursor solution based on surfactant (such as CTAB), metal precursor (such as HAuCl4 and AgNO3) and reducing agent (such as metal borohydride or sodium ascorbate).

Conductive nanowire films

Optical device with an optical substrate and a multi-functional layer fixed thereon, the layer including plural multi-functional areas, each said area including a first group and a second group of functional dots and disposed within a certain rectangular area, the first group having a first composition and a first functionality, the first functionality selected from an anti-reflectance, anti-scratch, anti-fog, ultraviolet absorber, and photochromic functionality; the second group having a second composition and a second functionality, the second functionality selected from the same group as above, the second group differs with respect to the first functionality, or with respect to the first composition, or wherein within at least one multi-functional area, the first group has a height H1, the second group has a height H2, where H2&#x3e;k*H1, with k being at least 1.05.

Coated optical substrates having first and second groups of functional dots having different functionalities and micrometer height difference

A formulation containing nanometric single-crystal metallic copper particles, and a method of producing the formulation.

The invention provides a novel conductive film and a multilayered conductive structure, comprising a plurality of metal nanowires arranged in clusters and having an average aspect ratio of least 100,000, optionally decorated by metal nanoparticles. It is also disclosed a process for preparation of a conductive film comprising metal nanowires by surfactant/template assisted method which involves the use of a precursor solution based on surfactant (such as CTAB), metal precursor (such as HAuC14 and AgN03) and reducing agent (such as metal borohydride or sodium ascorbate).

An article is disclosed comprising a network-like pattern of conductive traces formed of at least partially-joined nanoparticles that define randomly-shaped cells that are generally transparent to light and contain a transparent filler material. In a preferred embodiment, the filler material is conductive such as a metal oxide or a conductive polymer. In another preferred embodiment, the filler material is an adhesive that is can be used to transfer the network from one substrate to another. A preferred method of forming the article is also disclosed wherein an emulsion containing the nanoparticles in the solvent phase and the filler material in the water phase is coated onto a substrate. The emulsion is dried and the nanoparticles self-assemble to form the traces and the filler material is deposited in the cells. An electroluminescent device is also disclosed wherein the article of the invention forms a transparent electrode in the device.

Transparent conductive coating with filler material

A photovoltaic device is disclosed that includes a transparent front electrode formed by the self-assembly of conductive nanoparticles from an emulsion coated onto a substrate and dried. The nanoparticles self-assemble into a network-like pattern of conductive traces that define randomly-shaped transparent cells. The cells may be filled with various transparent filler materials and additional layers may be present in the device in addition to conventional components. Processes for forming the transparent electrode are also disclosed.

Photovoltaic device having transparent electrode formed with nanoparticles

Transparent conductive coated devices (films, three dimensional objects and others) produced through coating with a nano metal containing emulsion which forms a conductive pattern with enhanced electrical, optical and other properties.

Enhanced transparent conductive coatings and methods for making them

A process is described for making metal nanoparticles comprising (a) forming a liquid melt of a first metal having the composition of the desired nanoparticles and a second metal; (b) quenching the melt to form a solid; and (c) removing the second metal from the solid and forming the nanoparticles comprising the first metal.

Growing community of inventors

Zichron Yacov, Israel

Fernando De La Vega