Direct production of low-oxygen-concentration titanium from molten titanium

TH Okabe, G Kamimura, T Ikeda, T Ouchi - Nature Communications, 2024 - nature.com
Titanium (Ti) is an attractive material, abundant in nature and possessing superior
mechanical and chemical properties. However, its widespread use is significantly hampered …

A study of two refractories as mould materials for investment casting TiAl based alloys

Q Jia, YY Cui, R Yang - Journal of Materials Science, 2006 - Springer
Abstract Interfacial reactions between Ti-46Al (at.%) casting and ceramic shell mould made
of ZrO 2 and Al 2 O 3 were studied using a range of techniques. On the surface of the TiAl …

ZrN, ZrxAlyN and ZrxGayN thin films–novel materials for hard coatings grown using pulsed laser deposition

H Spillmann, PR Willmott, M Morstein, PJ Uggowitzer - Applied Physics A, 2001 - Springer
High-quality thin films of ZrN, Zr x Al y N and Zr x Ga y N have been grown by pulsed
reactive crossed-beam laser ablation using Zr, Zr-Al and Zr-Ga ablation targets, respectively …

Thermodynamic analysis of separation of alloying elements in recycling of end-of-life titanium products

X Lu, T Hiraki, K Nakajima, O Takeda… - Separation and …, 2012 - Elsevier
The separation and control of undesired elements are key to recycling scrap or end-of-life
(EoL) metal products, as the quality of regenerated metals is often impaired by …

Mechanisms of metal-slag separation behavior in thermite reduction for preparation of TiAl alloy

Y Song, Z Dou, T Zhang, G Wang - Journal of Materials Engineering and …, 2021 - Springer
Thermite reduction as one of the most promising methods for preparation of TiAl alloy, the
metal-slag separation behavior in the whole process of chemical reaction, including both the …

Thermodynamics of Oxygen in the Fe-Nd-O system for production of Dy free Nd-Fe-B magnet

T Oshino, Y Kobayashi, T Abe, T Koyama - Materials transactions, 2016 - jstage.jst.go.jp
To improve the coercivity of Dy free Nd 2 Fe 14 B magnet, it is necessary to prevent
oxidization of Nd-rich phase formed in grain boundaries on the basis of the information of …

Deoxidation of NiTi alloy melts using metallic barium

S Miyamoto, M Watanabe, T Narushima… - Materials …, 2008 - jstage.jst.go.jp
Nickel-titanium (NiTi) alloy, a stoichiometric compound of nickel and titanium, has excellent
superelastic properties and shape memory effects with a recovery strain of 10%; it is …

陶瓷壳型面层材料与Ti46Al1B 阀门铸件的界面反应

马颖澈, 王玮东, 陈波, 高明, 刘奎, 李依依 - 金属学报, 2009 - jcscp.org
分别采用Al 2 O 3 与Y 2 O 3 为壳型面层材料, 离心铸造了Ti46Al1B (原子分数,%) 合金阀门铸件,
通过SEM, XRD 以及气体分析等方法, 确定壳型内表面物相组成, 铸件与壳型反应层厚度以及 …

Oxygen distribution in titanium single crystal fabricated by optical floating-zone method under extremely low oxygen partial pressure

K Hagihara, T Tachibana, K Sasaki, Y Yoshida… - Materials …, 2009 - jstage.jst.go.jp
The mechanical properties of metals, such as strength, ductility, and toughness, are strongly
affected by interstitial atoms. In particular, titanium alloys are strongly affected by oxygen …

Deoxygenation of liquid titanium with aluminum addition

D Matsuwaka, F Kudo, H Ishida… - MATEC Web of …, 2020 - matec-conferences.org
To realize radical cost reduction of titanium, a process is needed which can directly make
use of low quality material such as scrap, TiO 2 or titanium ore. In this work, a highly efficient …