| abstract |
FIELD: materials useful in agriculture, medicine, biotechnology, light industry. n SUBSTANCE: claimed material includes matrix and at least one light-converting compound, namely luminophor converting UV radiation into radiation of other colors and has particle size from 0.3 to 0.8 mum and general formula of Me x a A y b R z c , wherein Me is yttrium, lanthanum, cerium, praseodium, europium, gadolinium, dysprosium, erbium, ytterbium, aluminum, bismuth, manganese, calcium, strontium, barium, zinc, cesium; A is cerium, praseodium, europium, gadolinium, dysprosium, erbium, ytterbium, aluminum, indium and/or combination thereof; R is oxygen, sulfur, phosphorus, boron, vanadium, titanium, aluminum, indium and/or combination thereof; a, b and c represent charge of Me, A or R ions, respectively; x >=1; 1.0>=y>=0.0001; z corresponds ax+by=cz. Aldo disclosed is composition for material production containing abovementioned light-converting compound in amount of 0.001-10.0; and balance - matrix-forming component, e.g. polymer, fiber, varnish- or adhesive-forming agent. n EFFECT: conversion of UV irradiation of increased effectiveness; increased plant productivity. n 16 cl, 21 ex |