Abstract:
The invention relates to an arrangement for generating a broadband spectrum which can be used in particular as a light source for short coherence interferometry. The arrangement comprises a laser, in particular a laser diode, for generating a short light pulse of wavelength λp and a microstructured optical fiber (1) with a high nonlinearity, which has a zero dispersion of the group velocity in the vicinity of the wavelength λp and an anomalous dispersion, as well as means for introducing the light pulse into the microstructured optical fiber.
Abstract:
The invention relates to an arrangement for generating a broadband spectrum that can be used in particular as a light source for short coherence interferometry and confocal microscopy as well as endoscopic short coherence interferometry and endoscopic confocal microscopy. The arrangement comprises a laser, in particular a laser diode, for generating a short light pulse of wavelength λP and a microstructured optical fiber (1) of high nonlinearity, that has a null dispersion of the group velocity in the vicinity of the wavelength λP and an anomalous dispersion, as well as means for coupling the light pulse into the microstructured optical fiber.
Abstract:
The thin-film solar cell includes at least one Na2O-containing multicomponent substrate glass, which is not phase demixed and has a content of β-OH of from 25 to 89 mmol/l. The process for making a thin-film solar cell includes the following steps: a) providing an Na2O-containing multicomponent substrate glass, which has a content of β-OH of from 25 to 80 mmol/l and is not phase demixed; b) applying a metal layer to the substrate glass, which forms an electrical back contact of the thin-film solar cell; c) applying an intrinsically p-conducting polycrystalline layer of a compound semiconductor material, in particular a CIGS compound semiconductor material, which includes at least one high-temperature step at a temperature of >550° C.; and d) applying a p/n junction.
Abstract:
The invention relates to an arrangement for generating a broadband spectrum which can bemused in particular as a light source for short coherence interferometry. The arrangement comprises a laser, in particular a laser diode, for generating a short light pulse of wavelength 80 p and a microstructured optical fiber (1) with a high nonlinearity, which has a zero dispersion of the group velocity in the vicinity of the wavelength λp and an anomalous dispersion, as well as means for introducing the light pulse into the microstructured optical fiber.
Abstract:
The thin-film solar cell includes at least one Na2O-containing multicomponent substrate glass. The substrate glass contains less than 1% by weight of B2O3, less than 1% by weight of BaO and a total of less than 3% by weight of CaO+SrO+ZnO, the molar ratio of the substrate glass components, (Na2O+K2O)/(MgO+CaO+SrO+BaO), is greater than 0.95, the molar ratio of the substrate glass components SiO2/Al2O3 is less than 7 and the substrate glass has a glass transition temperature Tg of greater than 550° C., in particular greater than 600° C. The thin-film solar cells made with this substrate glass have improved efficiencies in comparison to thin-film solar cells of the prior art.
Abstract translation:薄膜太阳能电池包括至少一种含Na 2 O的多组分底物玻璃。 基板玻璃含有小于1重量%的B 2 O 3,小于1重量%的BaO和总计小于3重量%的CaO + SrO + ZnO,基板玻璃组分的摩尔比(Na 2 O + K 2 O)/(MgO + CaO + SrO + BaO)大于0.95,基板玻璃成分SiO 2 / Al 2 O 3的摩尔比小于7,基板玻璃的玻璃化转变温度Tg高于550℃。 ,特别是大于600℃。与现有技术的薄膜太阳能电池相比,用该基板玻璃制成的薄膜太阳能电池具有提高的效率。
Abstract:
The invention relates to a color effect layer system, including: a carrier substrate selected from glass or glass-ceramics, at least one layer of spheres, particularly preferred at least 50 layers, more preferred 50 to 100 layers, including filled or not filled cavities/honeycombs, in the form of a porous material composite of a crystal-like superstructure or an inverse crystal-like superstructure having a three-dimensional periodic or substantially periodic configuration in the order of magnitude of the wavelength of visible light, wherein the sphere diameters and optionally the cavity/honeycomb diameters have a very strict distribution. In addition to the excellent optical properties, the coating systems also have sufficient mechanical stability.