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P-t curves of titanium hydride and titanium deuteride desorbing hydrogen and deuterium are investigated at 350~550 ℃ by using the method of reaction rate analysis in a constant volume system.

在高真空金属系统上测定了氢化钛和氘化钛在恒容体系中、350~550℃温度下热解吸氢和氘的P-t曲线;应用反应速率分析方法计算了各自在不同温度下的反应速率常数,得到氢化钛和氘化钛热解吸的表观活化能分别为27。

Each starch reagent has its own mode of action on mineral surface, such as primary starch mainly by hydrogen bond, cationic starch by the co-action of hydrogen bond and electrostatic force (for minerals with negative charge on its surface), while carboxymethyl starch, hydroxamic acid starch and dialdehyde starch principally by chemical force accompanied with hydrogen bond and electrostatic force in part. Such chemical forces ensure the close adsorption of reagent on diaspore surface and enforces the hydrophilic of mineral surface. Also the branched chain enable the starch to cover the collector adsorbed on mineral surface, so as to depress diaspore furthermore.

不同淀粉药剂在矿物表面表现不同作用,原淀粉主要是氢键的作用,阳离子淀粉是氢键和静电力的共同作用,羧甲基淀粉、羟肟酸淀粉和双醛淀粉离子性药剂与矿物间的作用除了氢键、静电力外,更重要的是与矿物表面金属离子间产生的化学作用,使药剂能牢固地吸附在一水硬铝石矿物表面,增加矿物表面的亲水性,同时,淀粉支链结构的存在,使它能够掩盖吸附的捕收剂,达到抑制一水硬铝石的目的。

The catalyst was applied to hydrogenateα-octene in normal temperature and pressure, the conversion ofα-octene was 98.6%, and the yield of octane was 63.1% by the bimetallic catalyst.

CTS-ACRPd用于常温常压下α-辛烯的催化氢化,并在催化氢化过程中添加Ni~(2+),Ni~(2+)-pd双金属催化剂催化α-辛烯的加氢反应150 min时α-辛烯的转化率为98.6%,正辛烷产率63.1%。

Palygorskite was a kind of mineral hydrogen storage material with strong adsorption capacity and structural nanochannels. If we could decorate hydrogen storage metal Pd to the surface of the Pal, this compared to the undecorated Pd to the Pal, the hydrogen storage content would maybe increase.

坡缕石矿物(Palygorskite,Pal)是一种具有一定氢吸附能力的具有纳米结构孔道的矿物储氢材料,如将储氢金属钯修饰在坡缕石表面,与未经钯修饰的坡缕石相比,其储氢量有望得到进一步提高。

Occurrence of RE hydride was identified in the Al-Si alloy containing RE andenrichment of hydrogen in polynary RE intermetallic compound was determined by means ofEPMA, secondary ion mass spectrography, Hg-free vacuum drivepipe hydrogen-meter to-gether with metallography and porosity measurement.

采用电子探针、二次离子质谱、无汞真空套管测氢仪等检测手段,并配合金相分析及试样孔隙度的测定,鉴定出含稀土的Al-Si合金中有稀土氢化物的存在,确认在多元稀土金属间化合物中氢的富集,提出稀土具有较强固氢作用的观点。

Three kinds of ionic liquid were used to support the acetylacetone at the C3 position directly according to the method indicated above. These synthesized ionic liquid supported acetylacetone catalysts include imidazolium salts ionic liquid supported acetylacetone catalysts, pyridinium salts ionic liquid supported acetylacetone catalysts and ammonium salts ionic liquid supported acetylacetone catalysts. All these catalysts were characterized by ~1H-NMR,~(13)C-NMR, IR and elementary analysis.

采用设计过程中预期能够提高乙酰丙酮金属催化剂催化氧化活性的修饰方式,合成了三类离子液体支载的乙酰丙酮金属催化剂:咪唑型离子液体支载乙酰丙酮金属催化剂、吡啶型离子液体支载乙酰丙酮金属催化剂、胺型离子液体支载乙酰丙酮金属催化剂,并采用核磁共振氢谱、碳谱,红外光谱及元素分析来对这些新型的催化剂进行了表征。

The preferred organometallic compounds of the present invention are of the formula (R1)m M(PR23)x, where M is a metal selected from the group consisting of manganese, technetium, rhenium, iron, cobalt, nickel, ruthenium, rhodium, palladium, osmium iridium and platinum wherein m is 0, 1, 2, 3 or 4; x is 2, 3, 4 or 5 and m+x are 2, 3, 4, 5, 6, 7 or 8, m and x selected according to each metals appropriate valence; each R1 is independently selected from the group consisting of hydrogen, deuterium, N2, H2, D2 and a variety of substituted alkyl groups; each R2 is independently selected from the group consisting of lower alkyl, aryl, arylalkyl, and alkyl-Z, aryl-Z and arylalkyl-Z where Z is selected from the group consisting of oxy, silyl, siloxy, oxysilyl, siloxy, oxysiloxy, silyalkyl, oxysilylalkyl, siloxyalkyl, oxysiloxyalkyl, silylalkoxy, silylalkoxy, siloxyalkoxy and oxysiloxyalkoxy; and wherein when M is cobalt and one group R1 is selected to be N2, then m is 2 and the second group R1 is hydrogen or deuterium.

有机化合物的首选本发明的配方是米(R1代)米×(pr23)、那里是一米的金属挑选出来,第一组由锰、锝、铼、铁、钴、镍、钌、铑、钯、锇、铱铂其中M是0、1、2、3或4; X是2,3, 4或5米×+有2,3,4,5,6,7或8 米和X挑选合适的价按每个金属; R1的是每一组由独立选自氢、氘、氮、氢气、 D2和各种烷基取代群体; R2中的每个组由独立选自烷基低、芳、芳基烷基、烷基的Z、芳基、芳基烷基的Z-那里的ZZ是选自组风、含硅、氧、oxysilyl、硅、oxysiloxy,silyalkyl, oxysilylalkyl,siloxyalkyl,oxysiloxyalkyl,silylalkoxy,silylalkoxy,siloxyalkoxy和oxysiloxyalkoxy;其中,M是当钴一派R1的选择是氮气、然后是2米,第二组R1的氘是氢或者。

Several novel structures have been determined: Unique ninenuclear complexesincorporating 3d, 4f metals with a sodium ion center, the sodium ion may be serve as atemplate in the formation of these novel complexes; Novel tetranuclear 〓complexes with channels formed by intermolecular weak interactions; First 〓type tetranuclear complex; Peculiar "dimer of dimers" complexes derived frombinuclear complex; Unusual one-dimensional wave chain formed by weakcoordination bonds and hydrogen bonds and two dimensional coordination polymerconstructed through coordination bonds and hydrogen bonds.

1获得了多个文献首报和罕见的特殊结构的配合物:两个同时含有碱金属-过渡-稀土金属的独特的九核配合物;两个具有孔道的稀土-过渡金属异四核配合物;草酰胺类〓四核配合物;两个由双核配合物通过叠氮和单个氯原子连成的四核配合物,尤其是以单个氯桥相连的化合物非常少见;一个由弱配键和氢键连成的具有一维波浪形结构的配合物;一个通过配位键和氢键连成的二维配位聚合物。

"The acid reacts with most metals, to produce hydrogen and the metal's chloride, and with oxides, hydroxides , and many salts."

盐酸与大多数金属反应产生氢和金属的氯化物,还能与氧化物、氢氧化物及许多盐起反应。

An impregnating solution for hydrogenating or hydrocracking catalyst contains the oxide of metal in group VIB (0.08-0.35g/ml), the oxide of metal in group VII (0.01-0.5g/ml) and citric acid (0.05-0.3g/ml).

本发明涉及一种加氢催化剂,特别是加氢处理催化剂所用浸渍溶液及其制备方法。此溶液中含ⅥB族金属氧化物为0.08~0.35g/ml,Ⅷ族金属氧化物为0.01~0.10g/ml,柠檬酸为0.05~0.30g/ml。

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According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm~150rpm时取得最大值,此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世,形体几无变化。

When I was in school, the rabbi explained everythingin the Bible two different ways.

当我上学的时候,老师解释《圣经》用两种不同的方法。