palladium

[pə'leidiəm]

n.[化]钯
n.守护神

词形变化：

名词复数: palladia | 简写符号: Pd |

n.

【化】钯

n.

守护神; 保障

palladium

词形变化：

名词复数: palladia | 简写符号: Pd |

palladium[pə'leidiəm]n.1.■【化学】钯(一种稀有金属，化学符号 pd)

1. [mass noun]the chemical element of atomic number 46, a rare silvery-white metal resembling platinum(Symbol: Pd)
   钯(符号：PdPd)
   

1. early 19th cent.: modern Latin, from Pallas, the name given to an asteroid discovered (1803) just before the element
   

1. (archaic)a safeguard or source of protection
   (古)保护；保障
   

1. late Middle English (in the Greek sense): via Latin from Greek palladion, denoting an image of the goddess Pallas (Athene), on which the safety of Troy was believed to depend
   

palladium

名词 palladium:

a silver-white metallic element of the platinum group that resembles platinum; occurs in some copper and nickel ores; does not tarnish at ordinary temperatures and is used (alloyed with gold) in jewelry

同义词：Pd, atomic number 46

palladium

■radioactive isotope of palladium

103钯, 109钯

■Ouchaib, T. ; Massardier, J. and Renouprez, A., "Competitive Hydrogenation of Butadiene and Butene on Palladium and Platinum Catalysts", J. Catal. 119, 517 (1989).

44陈文星、赖宗成、洪正宗，"丁二烯/丁烯混合物氢化反应之研究"，第十八届台湾触媒及反应工程研讨会，第266-271页(2000)。

■The 4d metals rhodium, palladium, and zirconium do not occur as ordered magnetic materials.

4d金属铑、钯、锆不能作为有序磁性材料。

■" Gold, Palladium alloys--Determination of gold content"

GB/T15072.1-1994贵金属及其合金化学分析方法金、钯合金中金量的测定

■" Palladium, silver alloys--Determination of palladium content"

GB/T15072.4-1994贵金属及其合金化学分析方法钯、银合金中钯量的测定

■" Gold, Palladium alloys--Determination of silver content"

GB/T15072.5-1994贵金属及其合金化学分析方法金、钯合金中银量的测定

■JCIG Lianhua Welfare Chemical Industry Factory - Specialized producer of triethyl phosphate, methyl phosphate, methyl dichloroacetate, stannous oxide, and palladium chloride.

[吉化集团吉林市联化福利化工厂生产磷酸三乙酯、氯化钯等二种化工产品。

■EXTRACTION OF PALLADIUM WITH TOPO

三正辛基氧化膦萃取钯的研究

■Some systems, like Fortress (Mirage Dental Co.) and Cerinate (Den-Mat Corp.), utilize a direct build up of a ceramic on a refractory die or on a master die swedged with palladium or platinum foil.

不同的全瓷间接修复系统其材料组分与制作过程都有很大不同。牙科材料制造商在其各自系统内使用各种瓷材料与瓷填料颗粒来达到特定的强度与美学效果。

■Amalgam was mixed with mercury by the silver, copper and the tin powder.It s properties can be improved by adding few metals like zinc, indium and palladium .

中文摘要汞齐合金主要是以银、铜与锡之合金粉末与汞混合而成的合金，有时也会添加少量金属（如锌、铟、钯等）以改善其性质。

■In line with electrical and mechanical requirements, gold, silver, palladium, and their alloys are used as contact materials.

为符合机、电要求，金、银、钯以及它们的合金作为连接材料被得以使用。

■Palladium and platinum can be extracted and separated if acid concentration in water phase and MSO concentration in organic phase are cont...

也考察了氯化铵的氨水溶液反萃取钯的适宜条件。

■The Bill of Rights, palladium of American civil liberties.

人权法案，美国公民自由的卫士

■Two kinds of palladium based membrane reactor models and their applications in hydrogenation, dehydrogenation and hydrogen transfer reactions are introduced.

介绍了两种典型的钯基膜反应器结构模型和它们在加氢、脱氢及氢转移反应体系中的应用情况。

■An ICP-AES method for the determination of Au and Fe in platinum,palladium and Pd-Ir alloy was proposed.

介绍了用电感耦合等离子体原子发射光谱法(ICP-AES)测定铂、钯及合金中微量金和铁的方法。

■TThis paper introduces the newest research achievements about palladium catalytic organic matter (alkyne, acyl amine, etc. ) and carbonyl link action.

介绍了钯在催化有机物(炔烃、酰胺等),羰基化反应的最新研究成果。

■He also planned a celebratory performance at the famous London Palladium in England.

他也曾计划到著名的英国伦敦帕拉狄昂剧院作庆祝演出。

■He played The Palace, Radio City Music Hall, London Palladium, Copa Cabana and other prominent nightclubs and Reviews.

他曾为宫殿，广播城市，杂耍戏院，伦敦女神像，酷吧小屋和其他卓越的夜总会及场所表演。

■A flow injection on line extraction chromatographic separation and preconcentration system is proposed for the determination of trace palladium by flame atomic absorption spectrometry (FAAS).

以三异辛胺萃淋树脂为微型柱固定相,采用流动注射在线预浓集与火焰原子吸收法联用技术,对微量钯的测定进行了研究。

■The method of hydrodechlorination by palladium catalyst is to remove chlorine atom in chlorofluorocarbon and turn it into the possible substitute pentafluoroethane.

以活性炭为载体的负载型钯催化剂对五氟氯乙烷的选择性加氢脱氯反应具有良好的催化活性,色谱分析表明,其生成产物五氟乙烷的选择性高达99%。

■Nickel, cobalt and palladium electrodeposits used as barrier layer between copper basis and gold deposit can effectively reduce migration of copper atom to gold upper deposit.

以镍、钴、钯镀层作为铜基体镀金的防渗铜中间层可以有效地防止铜原子扩散到金属表面。

■But when OdysseusDiomedes came in disguise to steal the Palladium，she helped them to do so asas she could.

但当奥德修斯和狄俄墨德斯化装后来偷窃雅典娜神像时，她竭尽全力帮助了她们。

■DBNCPA of asymmetry acid bis-diazo reagent have the color reaction with the metal palladium,but have not obvious color reaction with other five kind of metal elements of the platiniridium.

作为不对称变色酸双偶氮试剂的二溴硝基偶氮氯膦与金属钯可发生显色反应,而与同属铂系元素的其他五种金属的显色反应并不明显;

■The activities of palladium catalysed cross coupling reactions of substituted bromobenzenes were studied.

分析了温度、化剂、同取代基团对取代溴苯发生钯催化偶联反应活性的影响。

■Gold and silver separating works, gold alloy, silver alloy, platinum alloy, palladium, palladium...

分类标题：银|贵金属和特种金属...

■It has good properties of palladium coating, such as bright surface , high glisten rate , low contact resistance , high rigidity, antifriction, anticorrosion and so...

利用本工艺电镀能得到性能优良的钯镀层,如外观白亮、反光率高、接触电阻小、硬度高、耐磨、耐蚀等优点。

■bis (triphenylphosphine) palladium (Ⅲ) chloride

双三苯基膦氯化钯

■dinuclear palladium( Ⅱ ) complex

双核钯配合物

■Furthermore, We carry on the recovery and purification of gold, silver, platinum, rhodium, palladium, iridium and other precious metals.

另外，承接金、银、铂、铑、钯、铱等贵金属的回收提纯。

■palladium plating technology for nickel replacement

可取代镀镍层的镀钯技术

■This composite material could storage 2.35wt% hydrogen which was bigger than the undecorated Palladium hydrogen storage material 1.22wt% at room temperature and 7MPa.

同时，采用PCT储氢测试仪测得其在室温、7MPa下的储氢量为2.35wt%，大于未经钯修饰的坡缕石的储氢量(1.1wt%)。

■palladium containing brazing alloy

含钯硬钎焊料

■Recovers approximately 20 metals including: gold, silver, platinum, rhodium and palladium.

回收品种涉及20多种金属，包括:金、银、铂、铑、钯。

■The price trend of palladium market in 2006 was reviewed and the main influence facts on palladium market were analyzed in this paper.

回顾了2006年钯市场的价格走势,分析了影响钯市场的主要因素。

■The synthesis of dimethyl oxalate (DMO) and diethyl oxalate (DEO) by CO coupling reaction in gaseous phase over the supported palladium catalysts was investigated.

在固定床反应器中对钯系催化剂上CO气相催化偶联制草酸二乙酯和草酸二甲酯的空时收率、选择性和CO的转化率进行了实验研究。

■Palladium and platinum can be extracted and separated if acid concentration in water phase and MSO concentration in organic phase are controlled well.

在控制料液酸度和MSO浓度的条件下可有效地萃取分离钯与铂。

■Adding few palladium in amalgam can impove the amalgam s mercury vapor release rate, mechanical properties, corrosion resistance and creep resistance.

在汞齐合金中添加微量的钯，可改善汞齐合金的汞释出率、机械性质、抗腐蚀性与抗潜变性。

■The analyzed sample has been prepared by adding quantitatively inside standard element Mo and aqua regia in the sample of diatom earth coat with palladium, the content of palladium determined has been by EDXRF .

在涂钯硅藻土样品中定量加入内标元素 Mo和王水 ,制成分析试样 ,用能量色散 X射线荧光( EDXRF)法测定钯含量。

■When heated to high heat soldering temperatures, some 950 palladium alloys will develop a bluish-purple surface discoloration.

在焊接时如温度升得太高，一些950钯合金会产生一蓝紫色的表面变色。

■After the flames of war had spread for ten years before the walls of Troy, a prophet foretold that Troy could never be expected to fall as long as the Palladium was treasured by its people.

在特洛伊建成之前，战火已弥漫了十年。一位预言家说：只要雅典娜的神像受人民的爱戴，特洛伊城就永远不会衰灭。

■Asymmetric allylation of 2-nitrocycloketones was catalyzed by palladium with chiral ferrocenylphosphine ligand modified by monoaza crown ethers (A-D).

在用氮杂冠醚改良的手性二茂铁膦与钯的络合物催化下,2-硝基环酮可进行不对称烯丙基化反应。

■While bullish on gold, Rogers said silver and palladium will perform even better.

在看涨黄金的同时，罗杰斯认为银和钯的表现还会更好。

■Her statue, the Palladium, was stolen from her temple.

她的帕拉迪姆神像被人从她的庙里偷走了。

■Schlemmer G, Welz B. Palladium and magnesium nitrates, a more universal modifier for graphite furnace atomic absorption spectrometry [J ]. Spectrochimi Acta. 1986,41 : 1157 - 1165.

宣维康.钯镁基体改进剂对铅,铋,锗在石墨炉中原子化影响的研究[J].分析化学,:.

■Relationship of palladium and gold in the mylonite reveals no evdence to support direct source of Au ore materials from the upper crustal amphibolitic rock inclusions.

容矿角闪质糜棱岩中金与钯关系研究结果不支持金矿质直接来自于矿体附近的角闪质上壳岩包体说法。

■The interface property of palladium silicide-silicon (P-type) Schottky Barrier Diode (SBD)has been studied by AES spectrum and EBIC image. The thickness of Pd_x Si_y layer and the deepness of schottky "junction" are estimated.

对硅化钯-P型硅肖特基势垒二极管(SBD)的界面性质作了AES谱和EBIC像分析,估算了Pd_xSi_y层厚度和肖特基结的结深。

■Greek support of the people the Palladium that Roman thinks the lion is spring, door, fane and tablet stone, there is leonine figure in these places consequently.

希腊人和罗马人认为狮子是泉、门、寺院以及碑石的守护神，因而在这些地方都有狮子的形象。

■The palladium catalysts supported by honeycomb porcelain and its deactivation state have been studied by means of XRD, SEM and BET surface area measurement.

应用XRD、SEM与BET测比表面等手段对蜂窝形多孔陶瓷钯催化剂及其失活状态进行了测试。

■The method of inductively coupled plasma-mass spectrometry for the determination of impurities of 16 traceelements in highly pure palladium was studied.

建立了高纯钯中16种痕量杂质的电感耦合等离子体质谱测定方法。

■Keywords isomerization catalyst;n-hexane;palladium;

异构化催化剂;正己烷;钯;