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产品编号 N141072 | CAS号 7440-03-1 | 阿拉丁
Niobium
99.5% metals basis
组合的产品项目
货号 规格 库存 价格 数量
N141072-100g 99.5% metals basis 上海(>10)
北方(预计3-5个工作日)
 
N141072-25g 99.5% metals basis 上海(>10)
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 8.5700
熔点 2468±10°C
沸点 4742°C
存贮条件 密封保存。

描述

产品介绍 钢灰色有光泽金属。硬而有延展性。室温下在空气中稳定。加热时与卤素反应生成五卤化物。溶于氢氟酸和浓硫酸,能与氢氧化钠溶液反应。
别名 ;
应用 主要用于制特种不锈钢、高温合金、超导合金、超级硬质合金。
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标识符号 GHS02 GHS02
信号词 Danger
安全声明(欧洲) S24/25
警示性声明 P222,P231,P422
危害声明 H250
个人防护设备 Eyeshields,Gloves,type N95 (US),type P1 (EN143) respirator filter
RTECS QT9900000
参考文献
Yasuyuki Hirata, Makoto Nakajima, Yusuke Nomura, Hiroyuki Tajima, Yoshitaka Matsushita, Keiko Asoh, Yoko Kiuchi, Adolfo G Eguiluz, Ryotaro Arita, Tohru Suemoto, Kenya Ohgushi
The structural, electronic, and optical properties of pyrochlore-type Pb(2)Ir(2)O(6)O(0.55)('), which is a metal without spatial inversion symmetry at room temperature, were investigated. Structu...Read More
Shin Arahira, Hitoshi Murai
In this paper we report the generation of wavelength-multiplexed polarization-entangled photon pairs in the 1.5-μm communication wavelength band by using cascaded optical second nonlinearities (sum-f...Read More
Q Ripault, M W Lee, F Mériche, T Touam, B Courtois, E Ntsoenzok, L-H Peng, A Fischer, A Boudrioua
In this work, we report the investigation of a planar waveguide in a 2D periodically-poled lithium niobate (PPLN). The waveguide is fabricated by helium (He(+)) implantation at 2 MeV and a fluence of ...Read More
Maksim Kunitski, Martin Richter, Mark D Thomson, Arno Vredenborg, Jian Wu, Till Jahnke, Markus Sch?ffler, Horst Schmidt-B?cking, Hartmut G Roskos, Reinhard D?rner
We compare different tilted-pulse-front pumping schemes for single-cycle THz generation in LiNbO(3) crystals both theoretically and experimentally in terms of conversion efficiency. The conventional s...Read More
Xi Yang, Weiqiang Chen, Peng Yao, Tianhao Zhang, Jianguo Tian, Jingjun Xu
Surface dark solitons in photovoltaic nonlinear media are reported. Taking advantage of diffusion and photovoltaic nonlinearities we demonstrated the surface dark solitons and their behaviors near sur...Read More
Yan Sheng, Wieslaw Krolikowski
We propose and fabricate a LiNbO?-based nonlinear photonic crystal with locally ordered ferroelectric domains. The nonlinearity modulation provides sets of uniformly distributed reciprocal lattice vec...Read More
Jian Wang, Hongyan Fu, Dongyu Geng, Alan E Willner
We propose an approach to implementing wavelength- and time-selective optical switching, dropping and swapping based on the sum-frequency generation (SFG) or cascaded sum- and difference-frequency gen...Read More
Jun Deng, Sajid Hussain, Vanga Sudheer Kumar, Wei Jia, Ching Eng Png, Lim Soon Thor, Andrew A Bettiol, Aaron J Danner
In this paper the Fano resonance in a free-standing LiNbO(3) photonic crystal slab is demonstrated. We present a numerical analysis and experimental measurements with free space illumination where the...Read More
Olivier Bou Matar, Noura Gasmi, Huan Zhou, Marc Goueygou, Abdelkrim Talbi
A numerical method to compute propagation constants and mode shapes of elastic waves in layered piezoelectric-piezomagnetic composites, potentially deposited on a substrate, is described. The basic fe...Read More
Shoujun Zheng, Yongfa Kong, Hongde Liu, Shaolin Chen, Ling Zhang, Shiguo Liu, Jingjun Xu
We developed a real-time imaging system to probe the light-assisted domain reversal process of Mg-doped LiNbO<sub>3</sub>. An interesting phenomenon was observed where the domain appeared ...Read More
Y H Chen, H P Chung, W K Chang, H T Lyu, J W Chang, C H Tseng
We report on the design and demonstration of electro-optically tunable, multi-wavelength optical parametric generators (OPGs) based on aperiodically poled lithium niobate (APPLN) crystals. Two methods...Read More
Tzyy-Jiann Wang, Jheng-Yu He, Cheng-An Lee, Huan Niu
We report ultra-smooth LiNbO<sub>3</sub> microdisk resonators fabricated by selective ion implantation, chemical etching, and thermal treatment. The undercut microdisk structure is produce...Read More
Quan Sheng, Xin Ding, Ce Shang, Bin Li, Chen Fan, Haiyong Zhang, Xuanyi Yu, Wuqi Wen, Yila Ma, Jianquan Yao
We report herein the enhancement in both power and efficiency performance of a continuous-wave intra-cavity singly resonant optical parametric oscillator (ICSRO) by introducing finite resonant wave ou...Read More
Huaxiang Yi, Qifeng Long, Wei Tan, Li Li, Xingjun Wang, Zhiping Zhou
We demonstrate error-free 80km transmission by a silicon carrier-depletion Mach-Zehnder modulator at 10Gbps and the power penalty is as low as 1.15dB. The devices were evaluated through the bit-error-...Read More
Jason S Pelc, Leo Yu, Kristiaan De Greve, Peter L McMahon, Chandra M Natarajan, Vahid Esfandyarpour, Sebastian Maier, Christian Schneider, Martin Kamp, Sven H?fling, Robert H Hadfield, Alfred Forchel, Yoshihisa Yamamoto, M M Fejer
Long-distance quantum communication networks require appropriate interfaces between matter qubit-based nodes and low-loss photonic quantum channels. We implement a downconversion quantum interface, wh...Read More
Saeed Ghavami Sabouri, Alireza Khorsandi, Majid Ebrahim-Zadeh
We present a theoretical model on the effects of mechanical perturbations on the output power instability of singly-resonant optical parametric oscillators (SR-OPOs). Numerical simulations are perform...Read More
Fenfen Wang, Hai-Zhen Wu, Chun-Ling Liu, Rong-Zhen Yang, Wen-Sheng Dong
The catalytic dehydration of fructose to 5-hydroxymethylfurfural (HMF) in DMSO was performed over Nb(2)O(5) derived from calcination of niobic acid at various temperatures (300-700°C). The catalysts ...Read More
Veronica Augustyn, Jérémy Come, Michael A Lowe, Jong Woung Kim, Pierre-Louis Taberna, Sarah H Tolbert, Héctor D Abru?a, Patrice Simon, Bruce Dunn
Pseudocapacitance is commonly associated with surface or near-surface reversible redox reactions, as observed with RuO2·xH2O in an acidic electrolyte. However, we recently demonstrated that a pseudoc...Read More
B Subramanian
Titanium nitride (TiN)/niobium nitride (NbN) nanostructured multilayer coatings were prepared by DC reactive magnetron sputtering method using the combination of a titanium and niobium target and an A...Read More
Young Yi Lee, Hye Jeong Ok, Dong Ju Moon, Jong Ho Kim, Nam Cook Park, Young Chul Kim
Liquid-phase dehydration of glycerol to acrolein over nanosized niobia-supported silicotungstic acid catalysts was performed to investigate the effect of the silicotungstic acid loading on the catalyt...Read More
Evgeniy Papulovskiy, Alexandre A Shubin, Victor V Terskikh, Chris J Pickard, Olga B Lapina
Ab initio DFT calculations of (93)Nb NMR parameters using the NMR-CASTEP code were performed for a series of over fifty individual niobates, and a good agreement has been found with experimental NMR p...Read More
M I Tsindlekht, V M Genkin, S Gazi, S Chromik
We report results of measurements of the ac conductivity of a Nb superconducting thin film in a swept dc magnetic field. In the mixed state the swept dc field creates vortices at the film surface whi...Read More
Kulbir Kaur Ghuman, Chandra Veer Singh
A systematic study of electronic structure and band gap states is conducted to analyze the monodoping and charge compensated codoping of rutile TiO(2) with Rh and Nb, using the DFT?+?U approach. Dopi...Read More
Anjan Soumyanarayanan, Michael M Yee, Yang He, Jasper van Wezel, Dirk J Rahn, Kai Rossnagel, E W Hudson, Michael R Norman, Jennifer E Hoffman
The competition between proximate electronic phases produces a complex phenomenology in strongly correlated systems. In particular, fluctuations associated with periodic charge or spin modulations, kn...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
Yoon-Jun Kim, Runzhe Tao, Robert F Klie, David N Seidman
Imaging the three-dimensional atomic-scale structure of complex interfaces has been the goal of many recent studies, due to its importance to technologically relevant areas. Combining atom-probe tomog...Read More
Cristina García-Sancho, Irantzu Sádaba, Ramón Moreno-Tost, Josefa Mérida-Robles, José Santamaría-González, Manuel López-Granados, Pedro Maireles-Torres
A series of silica-based MCM-41-supported niobium-oxide catalysts are prepared, characterized by using XRD, N2 adsorption-desorption, X-ray photoelectron spectroscopy, Raman spectroscopy, and pyridine...Read More

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