VO相关论文
Virtual mass force is an indispensable component in the momentum balance involved with dispersed particles in a multipha......
Viscous numerical examination of hydrodynamic forces on a submerged horizontal circular cylinder und
As a classical topic, the hydrodynamic forces on a submerged horizontal cylinder undergoing forced oscillation have been......
本文采用聚合物溶液直接嵌入法制备了(PEO)VO·nHO纳米复合薄膜,并利用循环伏安特性和可见光透射光谱对复合薄膜的电致变色性能进......
近年来,利用能与锂等碱金属离子发生拓扑化学反应的VO、MoO等层状氧化物的层间结构特征,将聚合物嵌入层间对其进行修饰来改善界面......
VO是一种热致变色材料,在T=68℃时发生从低温的单斜相向高温四方相转变,同时伴随着光、电、磁性能的突变,这些优异特性使其具有好......
该文研究了用无机溶胶凝胶法制备的VO薄膜的XRD结果及其气敏特性。凝胶在400℃下烧结12小时后完全形成了VO晶体。掺3wt℅Pt的VO薄......
Modeling and Analysis of the Virtual Organizational Operation Performance Based on Information Coord
A virtual organization(VO) with the sponsor and two partners is designed. Its model based on the three information coord......
针对提高用溶胶–凝胶法制备的VO 薄膜的红外透过率的问题,提出了制备时的最佳退火温度。简 要介绍了用无机溶胶凝胶法制备VO 薄膜......
This paper deals with the Burgers equation which is the most common model used in the nonlinear conservation laws. Here ......
目的通过分析白族白-汉双语者与汉族非双语者全脑灰质密度的差异，初步探讨少数民族第二语言习得可能的大脑基础及后天学习对大脑微......
Patients presenting with gastro-intestinal symptoms might suffer from a range of possible underlying diseases. An unmet ......
<正> Radiostrontium is one of the most dangerous radionuclides among the nuclear fission products and the fall-out becau......
Spiral rainband is a prominent structure of tropical cyclone. Though its forming mechanism, vortex Rossby wave theory, h......
中国上海期货交易所的期货交易对稳定整个金属铜期货市场,提升独立自主价格发现功能有重要促进作用。本文采用2013年12月20日至201......
The voltammetric behaviors of methylhesperidine (MH) were studied by means of linear sweep voltammetry, cyclic voltammet......
Simultaneous determination of 20 food additives by high performance liquid chromatography with photo
An efficient and accurate analytical method was developed for the simultaneous determination of 20 synthetic food additi......
通过水热法合成了一种新型的有机-无机复合物[Zn(C10H8N2)3][HPMo12O40(VO)2],用X-射线单晶衍射技术及红外光谱对其结构进行了表征......
合成了VO(Ⅱ),Fe(Ⅱ),Co(Ⅱ),Ni(Ⅱ)和Cu(Ⅱ)的2,3-二(3,5-二甲基-1H-吡唑基)喹啉配合物(BDMPQ)并用元素分析、电导、热分析、光谱......
利用磷钼十二酸、偏钒酸铵、CuCl_2·2H_2O和3,3′,5,5′-四甲基-4,4′-联邻二氮杂茂(H_2X)在水热条件下反应,合成出了1个新的多酸......
“Ｖ去Ｏ”和“ＶＯ去”的语义、语用分析岳中奇在现代汉语中，动词＂Ｖ＂加上趋向动词＂去＂后再带宾语＂Ｏ＂的句法结构，可以把其中的趋向动词＂去＂移至宾语＂Ｏ＂后而......
有时候，为了某种需要（如设计专名、制作标题、撰写广告等），组合式的偏正短语“V＋O十的十N”①（以下简称NP1）必须或最好转换成另一种偏正结......
在甲醇体系中乙酰丙酮氧钒与邻香草醛缩牛磺酸钾席夫碱在乙二胺存在下反应得到一个双核钒配合物。通过红外光谱和X-射线单晶衍射对......
本工作主要研究丁二烯、丙烯交替共聚反应的釩—铝催化体系。采用氧化还原电位滴定法测定釩—铝络合物中心钒离子的价态,提出了活......
本文讨论了邻菲啰啉银试剂用作沉淀和测定VO_3~-离子,在PH6—8,沉淀完全。形成的三元络合物沉淀组成比为Phen:Ag~+:VO_3~-=2:1:1。......
研究了以VO[OCH_2C(CH_3)_3]_2Cl—Al(iBu)_3催化丁二烯、丙烯交替共聚合的动力学特征,测定了单体及催化剂的反应级数,建立了聚合......
本文研究了VO(NCS)_n~(2-n)~+配合物的ESR波谱,指出VO~(2+)与SCN~-在乙二醇-水混合溶剂中可形成四种不同组成的配合物:VONCS~+,VO(......
本文考察了VOSO_4与半胱氨酸在不同酸度(pH=1-1.4)的乙二醇/水(1:1)溶液中,在液氮温度下的ESR波谱。发现在pH11范围内,半胱氨酸不......
本文用电位滴定测定了钒的价态,与共聚合活性数据对照,认为活性中心主要是V~(+3)离子;用IR测定了Al—O—V、Al→O和V—Cl后,提出活......
The African Human Resources Development Fund is a special fund that was set up by China at the 2000 Ministerial Conferen......
STUDIES ON THE DYNAMIC MECHANICAL BEHAVIOR OF POLYMERIZATION OF BIS(4-(4-ETHYNYLPHENOXY)PHENYL)SULFO
The dynamic mechanical behavior and structural characteristics of polymerization bis(4-(4-ethynylphenoxy)phenyl)sulfine......
在CO_2气体保护下,滴加VOCl_2溶液于饱和NH_4HCO_2溶液中,可得到紫色的氧矾(Ⅳ)碱式碳酸盐络合物单晶,其化学式为(NH_4)_5[(VO)_6......
采用VO[OCH_2C(CH_3)_3]_2Cl-Al(i-Bu)_3(Al_1)-Al(i-Bu)_2OC(CH_3)_2 CH_2CH_3(Al_2)体系进行丁-丙交替共聚,研究了Al_2/Al_1(mol......
本文报道了VO~(2+)在Y型沸石上用不同温度灼烧处理之后测得的两种不同的ESR波谱。提出了VO(H_2O)_4~(2+)离子在沸石笼中的两种可能......
酸性磷(膦)酸酯与许多金属离子都能形成配位化合物,Sato等曾对二(2-乙基已基)磷酸(DEHPA)在盐酸体系中萃取VO~(2+)的配合物,进行......
VO(acac)_2类化合物是典型的均相催化剂,它常作为活性组分载在固体表面,研究其在载体表面的配位结构是一重要的课题。VO~(2+)配合......
三齿配体酰(氧)钒配合物的晶体结构研究——Ⅱ.(1-(2-吡啶偶氮)-2-萘酚)二酰氧合钒(Ⅴ)双聚物[VO_2(C_(15)H_(10)N_3O)]_2(H_2O_2)(CHCl_3)_2与过氧-(
合成所得三齿配体PAN酰钒配合物的二个晶体分别属于空间群P(?)与P2_1/c,晶胞参数相应为a=8.488,b=10.100,c=11.974,α=72.73°,β=......
合成了四种不同R′基的Al(i-Bu)_2OR′,并与V-Al_1体系组配成新的VO(OR)_2Cl-Al(i-Bu)_3-Al(i-Bu)_2OR′(V-Al_1-Al_2)催化体系,研......
制备了由2,6-二乙酰吡啶与肼基硫代甲酯衍生的希夫碱C_5H_3N[CH=NN=C(S)XR]_2(X=S,R=CH_3,C_6H_5CH_2;X=O,R=C_6H_5CH_2)。离析出......
The dinuclear complex [VO(L)]_2(μ-O)(H_2L=salicylaldehyde benzoylhydrazone) was synthesized and characterized by elemen......
本文区分汉语两类不同的介词结构:动前附加语PP、动后补述语PP。汉语韵律结构的要求(核心重音原则)导致双音节动宾式[VO]+PP结构发......
Age dating of lacustrine sediments in Lake Tianshuihai of the Tibetan Plateau by using U-series isoc
The age of the clastic-clay sediments with varied content of carbonate in core TS95 taken from the Lake Tianshuihai in t......
Geochronological evidence for existence of South Mongolian microcontinent——A zircon U-Pb age of gran
A zircon U-Pb age of (916±16) Ma is measured for grantoid gneisses from the Yagan-Onch Hayrhan metamorphic core complex......
