This paper introduces in detail a newly developed SHRIMP method to date the authigenic xenotime, with which we can determine the age of the sedimentation.
文中详细介绍了近年来发展起来的运用高精度离子探针 (SHRIMP)技术确定自生磷钇矿形成年龄 ,进而确定沉积作用年代的新方法。
The cathodoluminescence colors and spectra of monazite and xenotime were investigated on a CL spectrometer and a CL microscope in the visible range.
独居石、磷钇矿的显微阴极射线发光观察表明,独居石的发光颜色为酱红色,发光较弱,发光强度分布不均匀,受杂质Fe_O_3影响明显。
Nano-crystal yttrium phosphate was synthesized with Y_2O_3,HNO_3 and(NH_4)_3PO_4·3H_2O as materials,PEG-400 as template by solid phase reaction.
以聚乙二醇-400(PEG-400)为模板,以三氧化二钇、硝酸钇和磷酸铵为起始原料,经过固相反应合成纳米晶磷酸钇,用X射线粉末衍射(XRD)、红外光谱(IR)和热重/差示扫描量热(TG-DSC)手段对其主要产物进行了分析和表征。
Green emitting phosphors of yttrium borophosphate doped with Ce 3+ ,Tb 3+ and Gd 3+ have been prepared by reaction of BPO 4 with rare earth oxides for the first time.
用 BPO4 和稀土氧化物为原料 ,首次合成了铈、铽、钆共激活的硼磷酸钇绿色荧光粉 ,研究了基质中Ce3+ 、Tb3+ 、Gd3+ 的发光以及它们之间的相互作用。
a soft silvery metallic element; a rare earth of the lanthanide series; it occurs in gadolinite and monazite and xenotime.
一种软质的银色稀土属金属元素,见于硅铍钇矿、独居石和磷钇矿中。
a metallic element of the rare earth group; used in lasers; occurs in apatite and monazite and xenotime and ytterbite.
稀土属金属元素,用于激光中,见于磷灰石、独居石、磷钇矿和硅铍钇矿中。
a brown-to-yellow mineral that is a phosphate of yttrium in crystalline form.
一种褐色到黄色的矿物,是钇的磷酸盐,呈晶体状。
A reddish-brown phosphate mineral containing rare-earth metals, (Ce, La, Y, Th)PO4, important as a source of cerium and thorium.
独居石一种含有稀土(铈、镧、钇、钍)的浅红褐色磷矿,分子式为PO4,它是铈和钍的重要来源
calcium-yttrium silicate oxyapatite laser
硅酸盐钙-钇氧磷灰石激光器
Effect of Yttrium Oxide on Phosphate Coating Performance on 6061 Al Alloy
氧化钇对6061铝合金磷化膜性能的影响
New Extractional Process for Separation of the Rare Earth Mineral with Middle Y and Rich Eu
中钇富铕稀土矿萃取分离新工艺研究
YTTROCEBERYSITE,A NEW Ce-Be-RICH SILICATE
羟硅铍钇铈矿——一个富铈、铍硅酸盐新矿物
Bi and Eu-codoped Y_2O_3 Phosphor Prepared by Microwave Hydrothermal Processing and Its Luminescent Properties
微波水热法制备铋铕共掺杂氧化钇磷光粉
a mineral consisting of scandium yttrium silicate; a source of scandium.
一种由钪钇硅酸盐组成的矿物,是钪的来源。
a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium.
作为稀有土壤来源的一种矿物,由铁、铍、铈、钇、铒的硅酸盐矿物构成。
a dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals.
一种黑色矿物,由钇、铒、钽和其他矿物的氧化物组成。
"euxenite:a lustrous, blackish-brown rare-earth mineral consisting primarily of cerium, erbium, titanium, uranium, and yttrium."
"黑稀金矿:一种光亮的棕黑色稀土矿石,主要由铈、铒、钛、铀和钇构成."
A lustrous, blackish - brown rare - earth mineral consisting primarily of cerium, erbium, titanium, uranium, and yttrium.
黑稀金矿一种光亮的棕黑色稀土矿石,主要由铈、铒、钛、铀和钇构成
Discussion on Concentration Test of the Middle Phosphate Layer(Ph_2) of Yichang Phosphorite Deposit
宜昌磷矿中磷层(Ph_2)选矿试验探讨
Analysis of Nd :YAG Laser-treated enamel surfaces
钕钇铝石榴石激光照射牙釉质表面后钙磷含量变化的分析
The Construction of Xiang-tan Phosphate Rock Company Using Low Grade Phosphate Rock to Produce Humidity Method Phosphate
湘潭磷矿利用低品位磷矿生产湿法磷酸工程
Weathering Crust of Baihuanao Granite: A Potential Superlarge-scale Rb, Cs, Y, Sc , Quartz and Albite Ore Deposit
百花脑花岗岩风化壳:潜在超大型的铷、铯、钇、钪、石英和钠长石矿床