Similar words: rare earth metals, alkaline earth, ends of the earth, the salt of the earth, alkaline earth metal, alkaline earth metals, give ear to, free and clear. Meaning: n. any element of the lanthanide series (atomic numbers 57 through 71).
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61. Glass microspheres doped with rare earth elements were prepared and characterized by powder X ray diffraction (XRD), scanning electron microcopy (SEM), and Raman spectrum and so on.
62. Because of the radioactivity in waste water of rare earth factories, the purificatory principle of radioactive waste water, and adsorption of some clay minerals and soils for rare earth was studied.
63. The effect of ferro-silico-barium and its rare earth complex alloy on mechanical properties, castability and metallographic structure of cast iron containing Pb, As and Sn have been studied.
64. Rare earth alloys have many desirable chemistry and magnetism behaviors, unusual optical and seizing thermal neutron properties, which provide the foundation for their applications.
65. The chemical structure changes of the silk fibers after the sericin fixing with the sericin fixing agent containing rare earth metal ions were analyzed with FT-IR and laser Raman spectra.
66. The invention relates the rare earth modified leadless X ray barrier plastic.
67. The rare earth permanent magnet brushless DC square wave motor is a new type of motor.
68. When the mixed rare earth oxides are chlorated, the components and partition of the rare earth are an important factor influencing the chlorate ratio and reaction rate.
69. The magnetic field distribution in rare earth electrolytic cell is calculated by numerical simulation. Through the analysis, the magnetic field is produce mostly by cathodal electrode current.
70. A calculation method based on the concept of "senary" is presented, to start up a contra-rotative rare earth permanent magnet brushless direct current motor (CR REPM BLDCM).
71. The rare earth compound powder characterization system comprises properties of crystal, surface, particle , powder and usage.
72. Of course, Beijing may react harshly to some of these measures and threaten a renewed embargo on the export of rare earth metals.
73. Since 1963, we have found a relatively new "family" of coordination catalysts composed of rare earth compound for stereospecific polymerization of conjugated dienes.
74. A new type of Y base heavy rare earth modificator was developed.
75. Uses the rare earth alloy manufacture the microsection life to be longer.
76. The main reason that rare earth cerium can improve elongation of ZA27 alloy is that cerium increases the compositional undercooling of the alloy.
77. I wouldn't rely on my advice about the gold price, not if I were you: my professional expertise is in the rare earth metals, a very different game indeed.
78. The colour reaction of the reagents with bismuth, rare earth and thorium have also been studied.
79. The experimental results show that adding rare earth oxide into molybdenum can improve the secondary emission coefficient of the emitter.
80. Objective To investigate the toxicological effects of long-term exposure to mixed dust containing radiothorium rare earth on workers.
81. Zirconium in rare earth - magnesium - zirconium master alloy was determined by EDTA titrimetry.
82. The influences of rare earth micro fertilizer on leaf photosynthetic rate, the content of chlorophyll and protein were studied respectively in peach ( Prunus persica ).
83. The distribution of Rare Earth contents in different parts of Ferricf lowers which grew in Bayan Oho mine was studied.
84. Rare earth noctilucent fibers are a kind of new materials, provided with special function.
85. We outlined the history of optic amplifiers, analysed the advantages and disadvantages of EDFA and FRA,(http://sentencedict.com/rare earth.html) and the application area of rare earth doped tellurite glass amplification fiber.
86. And on this basis, the usage of all recipes in the decentralized system of the rare earth luminous coating is studied.
87. When the molar ratio of the rare earth ion and MP-11 is increased to the certain extent, the interaction would destroy the regular structure and inhibit the electrochemical reaction of MP-11.
88. In this paper, the illuminant principle and functional characters of rare earth noctilucent fibers were summarized, and then analyze its wearability and application area.
89. The new rare earth modified processing aid (WAC) used for PVC is introduced.
90. Any car with an electric motor will use these rare earth metals," he added.
More similar words: rare earth metals, alkaline earth, ends of the earth, the salt of the earth, alkaline earth metal, alkaline earth metals, give ear to, free and clear, earth, earthen, hearth, earthy, on earth, dearth, earthly, earth up, unearth, sir arthur conan doyle, earthman, wear thin, earthnut, earthing, earthling, mother earth, hearthrug, earthwork, earthworm, earthward, earth mother, clear the way.