109results about How to "Light output strong" patented technology

The invention discloses rare earth ion doped LaBr3 glass ceramics and a preparation method thereof. The rare earth ion doped LaBr3 glass ceramics comprises the following components by molar percent: 50-70mol% of B2O3, 4-10mol% of AlF3, 3-15mol% of NaF, 1-15mol% of La2O3, 5-20mol% of LaBr3, and 0.5-10mol% of LnBr3, wherein LnBr3 is one of CeBr3, EuBr3, TbBr3, PrBr3 and NdBr3. The preparation method comprises the steps of firstly preparing B2O3-AlF3-NaF-La2O3-LaBr3-LnBr3 glass through a fusion method, and carrying out thermal processing so as to obtain the transparent LaBr3 glass ceramics. The LaBr3 glass ceramics prepared by the method can resist deliquescence, has good mechanical property, short wavelength and relatively high transmittance of blue violet light, and has the properties like very strong light output, rapid attenuation, good energy resolution and time resolution; the preparation method of the glass ceramics is simple and low in production cost.

The invention discloses a rare-earth-ion-doped BaGdBr5 microcrystalline glass and a preparation method thereof. The microcrystalline glass is composed of the following components in percentage by mole: 40-50 mol% of B2O3, 15-25 mol% of Nb2O5, 22-25 mol% of BaGdBr5 and 5-8 mol% of LnBr3. The LnBr3 is CeBr3, EuBr3 or TbBr3. The preparation method comprises the following steps: preparing B2O3-Nb2O5-BaGdBr5-LnBr3 glass by a fusion process, and carrying out heat treatment to obtain the transparent BaGdBr5 microcrystalline glass. The BaGdBr5 microcrystalline glass has the advantages of deliquescence resistance, favorable mechanical properties, higher short-wavelength blue-violet light transmission rate, strong light output, quick attenuation, favorable energy resolution, favorable time resolution and the like. The preparation method of the microcrystalline glass is simple and lower in production cost.

The invention discloses a rare-earth-ion-doped LiYCl4 microcrystalline glass and a preparation method thereof. The microcrystalline glass is composed of the following components in percentage by mole: 50-55 mol% of SiO2, 9-13 mol% of AlF3, 15-20 mol% of NaF, 5-6 mol% of Y2O3, 15-25 mol% of LiYCl4 and 1-3 mol% of LnCl3. The LnCl3 is CeCl3, EuCl3, TbCl3, PrCl3 or NdCl3. The preparation method comprises the following steps: preparing SiO2-AlF3-NaF-Y2O3-LiYCl4-LnCl3 glass by a fusion process, and carrying out heat treatment to obtain the transparent LiYCl4 microcrystalline glass. The LiYCl4 microcrystalline glass has the advantages of deliquescence resistance, favorable mechanical properties, higher short-wavelength blue-violet light transmission rate, high flare light emission output, favorable energy resolution and the like. The preparation method of the microcrystalline glass is simple and lower in production cost.

The invention discloses a rare-earth-ion-doped LuCl3 microcrystalline glass and a preparation method thereof. The microcrystalline glass is composed of the following components in percentage by mole: 40-50 mol% of SiO2, 5-15 mol% of AlF3, 5-10 mol% of NaF, 10-15 mol% of Lu2O3, 15-25 mol% of LuCl3 and 1-5 mol% of LnCl3. The LnCl3 is CeCl3, EuCl3, TbCl3, PrCl3 or NdCl3. The preparation method comprises the following steps: preparing SiO2-AlF3-NaF-Lu2O3-LuCl3-LnCl3 glass by a fusion process, and carrying out heat treatment to obtain the transparent LuCl3 microcrystalline glass. The LuCl3 microcrystalline glass has the advantages of deliquescence resistance, favorable mechanical properties, higher short-wavelength blue-violet light transmission rate, strong light output, quick attenuation, favorable energy resolution, favorable time resolution and the like. The preparation method of the microcrystalline glass is simple and lower in production cost.

The invention discloses a chemical constitution of a glass film containing rare earth ion-doped Cs2LiYCl6 microcrystalline and a sol-gel preparation method of the glass film. The glass film is characterized by comprising the following components by mol percent: 71mol%-75mol% of germanium dioxide, 5mol%-10mol% of aluminum sesquioxide, 5mol%-10mol% of phosphorus pentoxide, 8mol%-12mol% of Cs2LiYCl6 and 1mol%-3mol% of rare-earth chloride, wherein rare-earth chloride is one of cerium chloride, europium chloride or terbium chloride. The sol-gel preparation method has the advantages that sol-gel is a low-temperature wet chemical method glass preparation technique, and glass is prepared by virtue of hydrolysis and chemical polymerization reaction of precursor raw materials, and a film material can be prepared under certain liquid viscosity; by virtue of low temperature synthesis conditions, the decomposition and the volatilization of the chloride raw material can be effectively prevented.

The invention discloses a rare-earth-ion-doped LiLuCl4 microcrystalline glass and a preparation method thereof. The microcrystalline glass is composed of the following components in percentage by mole: 20-30 mol% of SiO2, 25-35 mol% of B2O3, 20-29 mol% of BaF2, 15-20 mol% of LiLuCl4 and 1-5 mol% of LnCl3. The LnCl3 is CeCl3, EuCl3, TbCl3, PrCl3, NdCl3 or DyCl3. The preparation method comprises the following steps: preparing SiO2-B2O3-BaF2-LiLuCl4-LnCl3 glass by a fusion process, and carrying out heat treatment to obtain the transparent LiLuCl4 microcrystalline glass. The LiLuCl4 microcrystalline glass has the advantages of deliquescence resistance, favorable mechanical properties, higher short-wavelength blue-violet light transmission rate, strong light output, quick attenuation, favorable energy resolution, favorable time resolution and the like. The preparation method of the microcrystalline glass is simple and lower in production cost.

The invention discloses glass containing rare earth ion doped lutetium iodide micro-crystals and a preparation method of a glass film. The glass is characterized by being prepared from the following raw materials by mole percent: 73-75mol% of ethyl orthosilicate, 5-16mol% of niobium ethoxide, 10-15mol% of lutetium iodide and 1-5mol% of rare earth iodide, wherein rare earth iodide is one of cerium iodide, europium iodide and terbium iodide. The glass has the advantages as follows: a sol-gel method is a low-temperature wet-chemical method glass preparation technology, and the glass is obtained through hydrolysis and polymerization chemical reaction of precursor raw materials, so that the glass can be prepared into a film material at a certain liquid viscosity and iodide raw materials are prevented from being decomposed and volatilized through low-temperature synthesis conditions; the glass prepared through the sol-gel method can generate a certain micropores in the material due to volatilization and decomposition of the solvent, and the micropores provide the good environment for generation of nano iodide micro-crystals, so that defects that crystallization particles are nonuniform and glass devitrification occurs due to incomplete uniformity of glass smelting chemical constituents and crystallization processing temperature can be overcome to a certain extent.

The invention discloses a rare-earth-ion-doped Sr2GdBr7 microcrystalline glass and a preparation method thereof. The microcrystalline glass is composed of the following components in percentage by mole: 74-80 mol% of TeO2, 9.5-12 mol% of BaF2, 10-15 mol% of Sr2GdBr7 and 0.5-2 mol% of LnBr3. The LnBr3 is CeBr3, EuBr3, TbBr3, PrBr3 or NdBr3. The preparation method comprises the following steps: preparing TeO2-BaF2-Sr2GdBr7-LnBr3 glass by a fusion process, and carrying out heat treatment to obtain the transparent Sr2GdBr7 microcrystalline glass. The Sr2GdBr7 microcrystalline glass has the advantages of deliquescence resistance, favorable mechanical properties, higher short-wavelength blue-violet light transmission rate, strong light output, quick attenuation, favorable energy resolution, favorable time resolution and the like. The preparation method of the microcrystalline glass is simple and lower in production cost.

The invention discloses a rare-earth-ion-doped BaYCl5 microcrystalline glass and a preparation method thereof. The microcrystalline glass is composed of the following components in percentage by mole: 50-55 mol% of P2O5, 15-20 mol% of SiO2, 20-25 mol% of BaYCl5 and 5-10 mol% of LnCl3. The LnCl3 is CeCl3, EuCl3, TbCl3, PrCl3 or NdCl3. The preparation method comprises the following steps: preparing P2O5-SiO2-BaYCl5-LnCl3 glass by a fusion process, and carrying out heat treatment to obtain the transparent BaYCl5 microcrystalline glass. The BaYCl5 microcrystalline glass has the advantages of deliquescence resistance, favorable mechanical properties, higher short-wavelength blue-violet light transmission rate, strong light output, quick attenuation, favorable energy resolution, favorable time resolution and other properties, overcomes the defects of high tendency to deliquescence, poor mechanical properties, high tendency to flaking and the like in the BaYCl5 monocrystal, and thus, has favorable comprehensive properties. The preparation method of the microcrystalline glass is simple and lower in production cost.

The invention discloses a rare-earth-ion-doped Ba2GdCl7 microcrystalline glass and a preparation method thereof. The microcrystalline glass is composed of the following components in percentage by mole: 20-30 mol% of GeO2, 25-35 mol% of B2O3, 22-27 mol% of BaF2, 20-22 mol% of Ba2GdCl7 and 1-3 mol% of LnCl3. The LnCl3 is CeCl3, EuCl3 or TbCl3. The preparation method comprises the following steps: preparing GeO2-B2O3-BaF2-Ba2GdCl7-LnCl3 glass by a fusion process, and carrying out heat treatment to obtain the transparent Ba2GdCl7 microcrystalline glass. The Ba2GdCl7 microcrystalline glass has the advantages of deliquescence resistance, favorable mechanical properties, higher short-wavelength blue-violet light transmission rate, strong light output, quick attenuation, favorable energy resolution, favorable time resolution and the like. The preparation method of the microcrystalline glass is simple and lower in production cost.

The invention discloses a rare-earth-ion-doped K2LuI5 microcrystalline glass and a preparation method thereof. The microcrystalline glass is composed of the following components in percentage by mole: 67-75 mol% of TeO2, 5-7 mol% of P2O5, 8-11 mol% of ZnF2, 10-15 mol% of K2LuI5 and 1-3 mol% of LnI3. The LnI3 is CeI3, EuI3, TbI3, PrI3 or NdI3. The preparation method comprises the following steps: preparing TeO2-P2O5-ZnF2-K2LuI5-LnI3 glass by a fusion process, and carrying out heat treatment to obtain the transparent K2LuI5 microcrystalline glass. The K2LuI5 microcrystalline glass has the advantages of deliquescence resistance, favorable mechanical properties, higher short-wavelength blue-violet light transmission rate, strong light output, quick attenuation, favorable energy resolution, favorable time resolution and the like. The preparation method of the microcrystalline glass is simple and lower in production cost.