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钽杆

产品编号 T105318 | CAS号 7440-25-7 | 阿拉丁
Tantalum
diam. 3 mm, ≥99.95% metals basis
组合的产品项目
货号 规格 库存 价格 数量
T105318-5g diam. 3 mm, ≥99.95% metals basis 上海(>10)
北方(预计3-5个工作日)
 
T105318-100g diam. 3 mm, ≥99.95% metals basis 上海(1)
北方(预计3-5个工作日)
 
T105318-25g diam. 3 mm, ≥99.95% metals basis 上海(3)
北方(预计3-5个工作日)
 
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属性

敏感性 对湿度敏感
密度 16.6900
熔点 2996°C
沸点 5425°C
存贮条件 密封保存。

描述

产品介绍 黑灰色金属,有延展性。钽的化学性质特别稳定,常温下除氢氟酸外不受其它无机酸碱的侵蚀;高温下能溶于浓硫酸、浓磷酸和强碱溶液中;金属钽在氧气流中强烈灼烧可得五氧化二钽;常温下能与氟反应;高温下能与氯、硫、氮、碳等单质直接化合。  
别名 ;
应用 钽最早用于制灯丝,后被钨丝代替;化学工业中钽用于制造耐酸设备;由于钽不被人体排斥,可用作修复骨折所需的金属板、螺钉等,还用于制造外科刀具和人造纤维的拉线模等。
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标识符号 GHS02 GHS02, GHS07 GHS07
信号词 Danger
风险声明 (欧洲) R11;R36/37/38
安全声明(欧洲) S16;S26;S33;S36/37/39
警示性声明 P210,P241,P305+P351+P338,P302+P352,P405,P501A
危害码(欧洲) F,Xi
危害声明 H228,H315,H319,H335
个人防护设备 Eyeshields,Gloves,type N95 (US),type P1 (EN143) respirator filter
WGK德国 NWG
UN代码 3089
参考文献
Souhaila Bouatra, Farid Aziat, Rupasri Mandal, An Chi Guo, Michael R Wilson, Craig Knox, Trent C Bjorndahl, Ramanarayan Krishnamurthy, Fozia Saleem, Philip Liu, Zerihun T Dame, Jenna Poelzer, Jessica Huynh, Faizath S Yallou, Nick Psychogios, Edison Dong,
Urine has long been a "favored" biofluid among metabolomics researchers. It is sterile, easy-to-obtain in large volumes, largely free from interfering proteins or lipids and chemically compl...Read More
Qingsheng Gao, Cristina Giordano, Markus Antonietti
Learning from nature: The development of an MoS(2) /Ta(3) N(5) nanocomposite as a catalyst for selective aerobic oxidation by O(2) activation was inspired by the nitrogenase enzymes in nature. The s...Read More
Olfa Dridi Gargouri, Boutheina Gargouri, Souhel Kallel Trabelsi, Mohamed Bouaziz, Ridha Abdelhédi
A kinetic study of the electrochemical oxidation of syringic acid (3,5-dimethoxy-4-hydroxybenzoic acid) by cyclic voltammetry at treated gold disk was combined with results of electrolyses at Ta/PbO2 ...Read More
Pinar Frank, Johannes Srajer, Andreas Schwaighofer, Asmorom Kibrom, Christoph Nowak
Here we present a surface based on double-layered nanoparticle stacks suitable for spectro-electrochemical applications. The structure is formed on a continuous gold layer by a two-dimensional periodi...Read More
Junko Hieda, Mitsuo Niinomi, Masaaki Nakai, Ken Cho, Tatsuya Gozawa, Hirokazu Katsui, Rong Tu, Takashi Goto
Hydroxyapatite (HAp) films were deposited on a β-type titanium alloy, Ti-29Nb-13Ta-4.6Zr (TNTZ), by metal organic chemical vapor deposition (MOCVD) in order to improve its hard-tissue compatibility. ...Read More
E E Sabbioni, C C Minoia, R R Pietra, S S Fortaner, M M Gallorini, A A Saltelli
The EURO TERVIHT (Trace Element Reference Values in Human Tissues), recently initiated, aims to establish and compare trace metal reference values in inhabitants from the different EC countries. The p...Read More
Geon Joon Lee, Hee Soo Kim, Chong Seung Yoon, Jihye Kim, Inkyu Park, Young Pak Lee
In this paper, we investigated the optical and structural properties of the Ag:Ta2O5 nanocomposites. The nanocomposite films were prepared by magnetron co-sputtering of Ta2O5 with Ag chips. The transm...Read More
Frédéric Claren?on, Federico Di Maria, Evelyne Cormier, Nader-Antoine Sourour, Eric Enkaoua, Frédéric Sailhan, Christina Iosif, Lise Le Jean, Jacques Chiras
Presurgical devascularization of hypervascular spinal metastases has been shown to be effective in preventing major blood loss during open surgery. Most often, embolization can be performed using poly...Read More
Thomas Larzon, Tal H?rer
Control of back bleeding from the hypogastric artery into the aneurysm after endovascular aneurysm repair (EVAR) of a ruptured aorto-iliac aneurysm may be necessary in order to avoid a type II endolea...Read More
Hamid Shokoohi, M Reza Taheri, Boniface Keith S, Alsaawi Abdulmohsen, Leath Janet
We're sorry this abstract is currently not available....Read More
Lu Xie, Wei-Li Li, Constantin Romanescu, Xin Huang, Lai-Sheng Wang
The structural and electronic properties for di-tantalum boride clusters Ta(2)B(x) (-) (x = 2-5) were investigated using photoelectron spectroscopy and density functional calculations. The photoelectr...Read More
Stuart A Callary, David G Campbell, Graham Mercer, Kjell G Nilsson, John R Field
One cross-linked polyethylene (XLPE) liner is manufactured using a lower dose of radiation, 5 Mrad, which may result in less cross-linking. The reported in vivo wear rate of this XLPE liner in patient...Read More
J-Y Chun, R Morgan
Type 1 endoleaks following endovascular aortic aneurysm repair are associated with poor outcomes and re-intervention is recommended as soon as possible after diagnosis. When standard endovascular or s...Read More
Mariano Fernandez Fairen, Antonio Murcia, Ana Torres, Daniel Hernández-Vaquero, Ann M Menzie
We're sorry this abstract is currently not available....Read More
Gaurav Jindal, Joseph Gemmete, Dheeraj Gandhi
A review of the current clinical applications of a variety of percutaneous and endovascular interventional procedures of the extracranial head and neck is presented. After a description of general pri...Read More
Tohru Tsuruoka, Tsuyoshi Hasegawa, Kazuya Terabe, Masakazu Aono
Quantized conductance was observed in a cation-migration-based resistive switching memory cell with a simple metal-insulator-metal (MIM) structure using a thin Ta(2)O(5) layer. The observed conductanc...Read More
A M Ashmore, R Rout, D J Beard, A J Price, D W Murray, H S Gill
Interest in soft tissue RadioStereometric Analysis (RSA) is rising. Previous studies have attempted to use this technique to analyse anterior cruciate ligament (ACL) graft constructs, and more recentl...Read More
Scott M Sporer, John J Bottros, Jonah B Hulst, Vamsi K Kancherla, Mario Moric, Wayne G Paprosky
Stabilization of a pelvic discontinuity with a posterior column plate with or without an associated acetabular cage sometimes results in persistent micromotion across the discontinuity with late fatig...Read More
Sining Yun, Mingxing Wu, Yudi Wang, Jing Shi, Xiao Lin, Anders Hagfeldt, Tingli Ma
Ta-based compounds show Pt-like behavior: Binary tantalum compounds as counter electrodes (CEs) in dye-sensitized solar cells (DSCs) demonstrate Pt-like electrocatalytic activity and competitive photo...Read More
Hany A HA El-Sayed, Corie A CA Horwood, Anusha D AD Abhayawardhana, Viola I VI Birss
Ta oxide nanotubes (NTs) were formed by the anodization of Ta at 15 V in a solution of concentrated sulfuric acid containing 0.8-1.0 M hydrofluoric acid. To study the initial stages of NT formation, F...Read More
Yongyuan Guo, Desheng Chen, Mengqi Cheng, Weijie Lu, Liqiang Wang, Xianlong Zhang
Titanium (Ti) alloys of the β-type are highly attractive metallic materials for biomedical applications due to their low elastic modulus, high corrosion resistance and notable...Read More
R Rawat, P Chaddah, Pallab Bag, P D Babu, V Siruguri
Magnetic behavior of the pseudo-binary alloy Hf(1-x)Ta(x)Fe(2) has been studied, for which the zero-field ferromagnetic (FM) to antiferromagnetic (AFM) transition temperature is tuned near to T?=?0?K...Read More
S Nag, R Banerjee
Microstructure and mechanical properties of laser deposited complex quaternary Ti-34Nb-7Zr-7Ta (all wt%), an orthopedic load-bearing implant alloy, has been investigated in detail in both as-deposited...Read More
Qi Wu, Han-Dong Wang, Qing-Rong Zhang, Xin Zhang
Background: Aneurysms located at distal posterior inferior cerebellar artery (PICA) are rare. These aneurysms are difficult for surgical or endovascular treatment, especially for ruptured aneurysms. A...Read More
Karam Moon, Andrew F Ducruet, R Webster Crowley, Kathleen Klas, Ruth Bristol, Felipe C Albuquerque
In this paper the authors report the case of a complex dural arteriovenous fistula (dAVF) with high-risk features in a 14-year-old girl with Bannayan-Riley-Ruvalcaba syndrome (BRRS), a phosphatase and...Read More
Payam Rabiei, Jichi Ma, Saeed Khan, Jeff Chiles, Sasan Fathpour
Submicron tantalum pentoxide ridge and channel optical waveguides and microring resonators are demonstrated on silicon substrates by selective oxidation of the refractory metal, tantalum. The novel me...Read More
Chaoyong Zhao, Kailu Liang, Jing Tan, Zhou Xiang, Hongsong Fan, Xingdong Zhang
In this study, porous titanium was treated by a hydrogen peroxide solution with (HT) or without (HO) tantalum chloride at a low temperature to endow its bioactivity. The microstructure, film stability...Read More
Brett Russell Levine, Scott Sporer, Robert A Poggie, Craig J Della Valle, Joshua J Jacobs
Porous tantalum, a new low modulus metal with a characteristic appearance similar to cancellous bone, is currently available for use in several orthopedic applications (hip and knee arthroplasty, spin...Read More
C Minoia, E Sabbioni, P Apostoli, R Pietra, L Pozzoli, M Gallorini, G Nicolaou, L Alessio, E Capodaglio
Neutron activation analysis-electrothermal atomic absorption spectroscopy (ETA-AAS) and inductively coupled plasma atomic emission spectrometry (ICP-AES) have been used for the determination of 46 ele...Read More

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