cubic相关论文
采用微乳液法制备了纯相立方和六方晶相NaYF4∶Yb3 ,Er3 发光材料, 微乳液体系选择了CTAB(十六烷基三甲基溴化铵)-正丁醇-正辛烷-......
Let G=(V,E)be a graph.For a vertex labeling f:V→Z2,it induces an edge labeling f+:E→Z2,where for each edge v1 v2∈E we......
We find a formula for the sum of the first n squares:Sn = 12 + 22 + 32 + 42+…+n2.We haveS1 = 1, S2 = 12 + 22 = 5, S3 ......
Cardiolipin （CL）, a lipid specific to mitochondrial inner membrane, presents in this membrane in the range of 20—25% of i......
上面的界限在参数螕上被建立吗？为立方的 graphG 和 3-connected 图 Gk 的二个无限的家庭的(G)， Gk *被构造证明界限是锋利的并且，而......
最近在急冷合金Al-Cr和Al-Ni中先后分别发现I相和T相,在此基础上我们又配制了Al_6Cr0.5Ni0.5合金,并进行锤淬急冷(10~5-10~6C/S),......
A clique-transversal set D of a graph G is a set of vertices of G such that D meets all cliques of G.The clique-transver......
A series of nanostructured iron compounds including cubic Fe3O4 and orthorhombic FeOOH were synthesized via a facile low......
The orientation distribution of crystallites in a polycrystal can be described by the orientation distribution function(......
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Deconfinement phase transition is studied in the FL model at finite temperature and chemical potential. At MFT approxima......
By introducing different dopants into the lattice, lanthanum sulfides with higher stability were prepared via the sulfur......
Under a simple shearing flow,the effective viscosity of solid suspensions can be reduced by controlling the inclusion pa......
A multi-step reaction route was developed to synthesize boron nitride(BN) nanoparticles via the reaction between NaN3 an......
Flower-like microstructured nickel was synthesized by a facile mixed-solvent thermal process. The structure, morphology,......
THE DISLOC ATION EQU ATIONS OF A SIMPLE CUBIC CRYSTAL IN THE ISOTROPIC APPROXIMATION-A SOLVABLE MODE
The dislocation equations of a simple cubic lattice have been obtained by using Green’s function method based on the di......
Two perovskite-type fluorides K2NaVF6and(NH4)3VF6were synthesized under mild hydrothermal conditions.The structures of t......
Hydrothermal synthesis, crystal structure and magnetic properties of a Dy~Ⅲ-Fe~Ⅲ heteronuclear compl
A new 3d-4f heteronuclear complex [Fe(phen)3]2[FeDy(H2O)(tiron)3]·6H2O (1,Na2H2tiron=disodium 4,5-dihydro-xybenzene-1,3......
A kind of cubic ZnFe_2O_4 with spinel structure was synthesized by an improved solution combustion method via a facile a......
The effect of Nb doping on the oxygen permeation and stability of SrCo_(0.8)Fe_(0.2)O_(3-δ)(SCFO) was investigated comp......
The effects of high pressure on structure,elastic and electronic properties of the intermetallic Mg_2Pb were calculated ......
SOFC composite electrolyte based on LSGM-8282 and zirconia or doped zirconia from zircon concentrate
The aim of this research is to study zirconia-based electrolyte materials to increase the commercial value of zircon con......
Electrocatalytic evolution of oxygen on NiCu particles modifying conductive alumina/nano-carbon netw
In this paper, a novel electrically conductive alumina/nano-carbon network (NCN) composite material was used as an elect......
The transverse electro-optic(EO)modulation system is built based on cubic boron nitride(cBN)single crystals unintentiona......
Cuprous oxides with different morphologies were formed on F-doped tin oxide (FTO) covered glass substrates by potentiost......
Low-temperature electrochemical synthesis and characterization of ultrafine Y(OH)_3 and Y_2O_3 nanop
Ultrafine Y(OH)3 nanoparticles were successfully deposited from an additive-free 0.005 mol/L YCl3 low-temperature bath o......
Solvothermal fabrication and luminescent properties of Eu~(2+)/Ce~(3+) doped barium lithium fluoride
Phosphors of BaLiF3 doped with Eu or/and Ce were solvothermally prepared at 200°C for 5d and characterized by means of ......
High quality cubic diamond crystals were grown using the temperature gradient method at high pressure and high temperatu......
Sn-Ce-O binary catalysts with different Sn/Ce molar ratios were prepared with co-precipitation method and applied for CO......
【正】 China raised domestic onshore natural gasbenchmark prices by 25% to RMB 1.16 percubic meter from RMB0.93 per cubi......
Influence of Gd_2O_3 and Yb_2O_3 Co-doping on Phase Stability,Thermo-physical Properties and Sinteri
The role of multicomponent rare earth oxides in phase stability, thermophysical properties and sintering for ZrO2-based ......
Four isostructural lanthanide compounds formulated as {[Ln4(μ3-OH)4(L-asp)3- (H2O)10](ClO4)5·10H2O}n (Ln=Nd (1), Sm (2......
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With the introduction, development and application of coal-derived gas geological theory, China’s coal-derived gas expl......
Reef and beach reservoir has great exploration significance Oil and gas resources are rich in reef reservoir. Statistics......
China has recently increased the wholesale prices of natural gas by around 25 percent to curb demand and better allocate......
Electronic and Optical Properties of KNbO_3,NaNbO_3 and K_(0.5) Na_(0.5) NbO_3 in Paraelectric Cubic
The structural,electronic and optical properties of KNbO 3 (KN),NaNbO3(NN)and K05 Na0.5NbO3(KNN) in paraelectric cubic p......
China has successfully excavated natural gas hydrate, in permanent tundra in the south margin of the country’s northwes......
Development of section fits with the nation’s move to use clean energy China has also commenced the exploration and de......
Ensuring a sufficient energy supply is essential to a country. Natural gas constitutes a vital part in energy supply and......
By December 19 2009, annual output of Changqing Oilfield located in western China surpassed 30 million tons oil equivale......
The Co-incorporated Ce1-xZrxO2 catalysts were prepared by co-precipitation for carbon dioxide reforming of methane.The r......
为晶体，依从(s ij ) 和僵硬(c ij ) ，矩阵在直角的坐标系统(Y i ) 被指定，它不通常用水晶斧子(X i ) 与一致除了立方、斜方晶的水晶系......
We present a novel and simple design of an air-slot mode-gap photonic crystal(PC) nanocavity by introducing a linear air......
The reserves,distribution,production and utilization of natural gas resources in China are introduced in this paper whic......
Although with 2.8 trillion cubic meters total water resources and more than 10 million cubic meters ground water,China i......
Upconversion Emission and Paramagnetism of Colloid Ba2 ErF7 and Ba2 ErF7 :Yb~(3+) Nanocrystals Synth
Ultrasmall near-monodisperse Ba 2 ErF 7 nanocrystals with average crystal size 9.6 nm were synthesized with solvothermal......
