Abstract: A photovoltaic device and method utilizing a light harvesting device and a photovoltaic cell; wherein the light harvesting device includes an organic semiconductor photoactive layer capable of multiple exciton generation with a luminescent material dispersed therein; wherein the bandgap of the luminescent material is selected such that the triplet excitons, formed as a result from the multiple exciton generation in the organic semiconductor, can be transferred from the organic semiconductor into the luminescent material non-radiatively via Dexter Energy Transfer; a photovoltaic cell disposed in an emissive light path of the luminescent material and having a first photoactive layer, wherein the bandgap of the luminescent material matches or is higher than the bandgap of the first photoactive layer.

Abstract: A photovoltaic device comprising a light harvesting device and a photovoltaic cell; wherein the light harvesting device comprises an organic semiconductor photoactive layer capable of multiple exciton generation with a luminescent material dispersed therein; wherein the bandgap of the luminescent material is selected such that the triplet excitons, formed as a result from the multiple exciton generation in the organic semiconductor, can be transferred from the organic semiconductor into the luminescent material non-radiatively via Dexter Energy Transfer; a photovoltaic cell disposed in an emissive light path of the luminescent material and having a first photoactive layer, wherein the bandgap of the luminescent material matches or is higher than the bandgap of the first photoactive layer.

Abstract: A photovoltaic device comprising: a first electrode, a second electrode, and disposed between the first electrode and the second electrode an organic semiconductor layer capable of multiple exciton generation and an inorganic semiconductor layer, wherein an interlayer comprising an inorganic semiconductor such as a semiconductor nanocrystal is disposed between the organic and inorganic semiconductor layers.

Abstract: An organic/inorganic hybrid photovoltaic device architecture. In some variations, power conversion efficiencies approach 1%. Some variations include an unexpected order of magnitude improvement of power conversion efficiency approaching 5%. Methods of fabricating a photovoltaic device, including depositing over a first electrode an organic semiconductor layer; depositing over the organic semiconductor layer a cross-linking ligand layer; depositing over the cross-linking ligand layer an inorganic nanocrystal layer; and depositing a second electrode over the inorganic nanocrystal layer.

Abstract: The method for manufacturing parts comprises the steps of a) providing material (3); b) providing a first tool comprising at least one set comprising at least one segment (1); c) providing a second tool comprising at least one first and at least one second set of at least one segment (2a;2b) each, said segments (2a;2b), when arranged next to each other in a predefined way, referred to as closed position, form a second-tool surface describing the shape of a portion of a surface of said part to be manufactured; d) moving the at least one segments (2a) of said first set of said second tool into said closed position; e) moving the at least one segments (2b) of said second set of said second tool towards and into said closed position; f) compressing between at least said first and second tools at least a portion of said material (3), in particular at least substantially all of said material (3), by applying pressure to at least one of said first and second tools.