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Rapid synthesis of Ti(C, N) powders by mechanical alloying and subsequent arc discharging YUAN Quan1, 2, ZHENG Yong1, YU Hai-zhou1, 2 1. College of Material Science and Technology, Nanjing... 18 November 2010 Abstract: Ti(C,N) powders were synthesized by mechanical alloying (MA) from a mixture of pure titanium and graphite under a nitrogen atmosphere in a planetary mill. Effects of arc......
. [9]杨建阳, 左敦稳, 黎向锋, 等. 激光冲击成形TA2钛合金板的变形与残余应力[J]. 南京航空航天大学学报, 2005, 37(增刊1): 31-35. YANG Jian-yang, ZUO Dun-wen, LI Xiang-feng. Deformation and residua stresses of titanium alloy TA2 sheet after...-performance Ti alloys: recent progress and future needs[J]. Journal of Materials Processing Technology, 2001 , 117(3): 311-317. [12]陈敦军, 向毅斌, 吴诗惇. 钛合金板料激光曲线弯曲及热辐射对其组织性能的影响[J]. 金属学报, 2001, 37(6......
spectrometry and scanning electron microscopy. The results show that Ti adding into Cu-based alloy tends to combine with carbon to form titanium carbide, thus enhances the wettability of carbon fiber by copper...面反应及其微观组织. 1 实验 1.1 实验材料 合金成分为80% Cu和20% Ti(质量分数),Cu和Ti分别取材于电解铜板,高纯钛板,并经电弧炉熔炼成合金锭;短碳纤维取材于破碎后的碳毡;粘结剂为23.8 g/L的酚醛树脂酒精溶液,为便于预制体中气体的排出和保证预制体的贯通性,其断口SEM形貌如图1所示. 图1 短碳纤维多孔预制体断口SEM形貌......
年和2007年美国钛回收料的价格高于海绵钛,对钛回收料需要严格的管理,如清洗,分选,化验及压块等,这些都增加了成本.在生产量不大时凝壳浪费的材料所占比例偏高.虽然美国TIMET公 图9 不同熔炼方法生产的钛及钛合金工艺路线 Fig.9 Processing routes for Ti and Ti alloy produced using different... technology of wrought Ti and Ti alloy LI Xiong1, PANG Ke-chang1, GUO Hua2, LI Hong-en3 (1. Special Steel Business Unit, Baoshan Iron & Steel Co., Ltd., Shanghai 200740, China; 2. Metallurgy......
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(Ti)对薄膜中元素Ti和Zn的价态无明显影响,均以TiO2和ZnO形式存在,但比值的大小影响薄膜退火后TiO2中锐钛矿/金红石异质结的数量;n(Zn)/n(Ti)越大,复合薄膜的光响应范围及吸光度越大,其响应光谱最大可扩展150 nm,波长可至450 nm,但异质复合薄膜光催化效果与其并不对应,取决于ZnO对TiO2复合薄膜微观结构的影响,当n(Zn)/n(Ti)为1/9.3时,薄膜的降解速率最...Trans. Nonferrous Met. Soc. China 23(2013) 3643-3649 Effect of Zn and Ti mole ratio on microstructure and photocatalytic properties of magnetron sputtered TiO2-ZnO heterogeneous composite film Li......
以钛酸四正丁酯为钛源制备超细Ti(C1-xNx)粉体徐卓,吴一,顾强,邹正光,龙飞,沈天宇桂林理工大学材料科学与工程学院,有色金属材料及其加工新技术教育部重点实验室摘 要:以有机钛源钛酸四正丁酯(Ti(OC4H9)4)与纳米碳黑(C)为反应原料制备超细Ti(C1-xNx)粉体.经过计算可知两者理论质量比约为...平均粒度也呈增大趋势,平均粒度分布区间为220275nm.关键词:Ti(C1-xNx)粉体;钛酸四正丁酯;粒径;碳热还原;溶胶凝胶;......
Trans. Nonferrous Met. Soc. China 24(2014) 2581-2587 Fabrication and photodegradation properties of TiO2 nanotubes on porous Ti by anodization Guo-jian CAO1, Bo CUI2, Wen-qi WANG2, Guang-ze TANG2, Yi... Institute of Technology, Harbin 150001, China Received 2 August 2013; accepted 27 February 2014 Abstract: Both Ti foil and porous Ti were anodized in 0.5%HF and in ethylene glycol electrolyte containing......
Ti/TiN/IrO2-Ta2O5涂层电极的制备 工业纯钛片(10 mm×10 mm×2 mm)经过喷砂,5% HF漂洗10 s,去离子水清洗干净,在管式炉中高纯氮气氛下于700 ℃高温退火处理30 min,然后在氮气保护下自然冷却.采用0.5 mol/L NaOH溶液和去离子水分别清洗样品.混合定量的H2IrCl6?6H2O和乙醇钽溶液(含Ta 13.4%)于正丁醇中形成涂液,n(IrO2)? n(Ta2O5)=7?3.将涂液均匀涂敷在样品表面,于120 ℃烘干,然后在预定温度下烧结10 min,冷却后重复涂敷过程,最后一次烧结时间为1 h.用于比较的Ti/IrO2-Ta2O5涂层电极制备过程相似,钛片经喷砂处理后于95 ℃,10%(质量分数)草酸溶液中刻蚀2 h,取出清洗干净后按照上述过程直接涂敷. 1.2 结构测试 Ti/TiN中间层物相分析采用Thermo......