Results 21 to 30 of about 19,261 (196)

Redetermination of the crystal structures of rare-earth trirhodium diboride RERh3B2 (RE = Pr, Nd and Sm) from single-crystal X-ray data

Acta Crystallographica Section E: Crystallographic Communications, 2022
The crystal structures of the rare-earth (RE) trirhodium diborides praseodymium trirhodium diboride, PrRh3B2, neodymium trirhodium diboride, NdRh3B2, and samarium trirhodium diboride, SmRh3B2, were refined on the basis of single-crystal X-ray diffraction
Makoto Tokuda, Kunio Yubuta, Toetsu Shishido, Kazumasa Sugiyama   +3 more
doaj   +1 more source

Modeling of the phase-structural state in a hybrid multicomponent alloy with a high boron content

Фізика і хімія твердого тіла, 2022
The present work is focused on analyzing the thermodynamically equilibrium path of structure formation in a multi-component Fe-W-Mo-Cr-Ti-Mn-Si alloy of tribotechnical purpose, containing 0.72 wt. % C and 2.75 wt. % B is analyzed.
Yu.G. Chabak, М.А. Golinskyi, V.G. Efremenko, К. Shimizu, H. Halfa, V.І. Zurnadzhy, B.V. Efremenko, Т.М. Kovbasiuk   +7 more
doaj   +1 more source

Discovery of hexagonal ternary phase Ti2InB2 and its evolution to layered boride TiB

Nature Communications, 2019
Mn+1AXn phases are a large family of compounds that have been limited, so far, to carbides and nitrides. Here we report the prediction of a compound, Ti2InB2, a stable boron-based ternary phase in the Ti-In-B system, using a computational structure ...
Junjie Wang, Tiannan Ye, Yutong Gong, Jiazhen Wu, Nan-xi Miao, T. Tada, H. Hosono   +6 more
semanticscholar   +1 more source

Investigations on Microstructure and Properties of 16 wt% Cr-3 wt% B-0.6 wt% C-1 wt% Mn-Fe Alloy

Metals, 2018
In this paper, a wear-resistant alloy with the chemical composition of 16 wt% Cr-3 wt% B-0.6 wt% C-1 wt% Mn-Fe, in which M2B was the antifriction skeleton, was prepared in a medium-frequency induction furnace. The microstructure and mechanical properties
Jiawei Ding, Xiaoming Qiu, Gang Ding, Ye Ruan   +3 more
doaj   +1 more source

Effect of Boron Content and Cooling Rate on the Microstructure and Boride Formation of β-Solidifying γ-TiAl TNM Alloy

Metals, 2020
Boron is a unique and popular grain refiner element in cast titanium aluminide (TiAl) alloys, as it helps to improve mechanical properties if properly alloyed.
Daniel Bernal, Xabier Chamorro, Iñaki Hurtado, Iñaki Madariaga   +3 more
doaj   +1 more source

Corrosion behavior of boride diffusion layer on CoCrMo alloy surface

, 2021
In the present study, the corrosion behaviour of CoCrMo ASTM F75 alloy with boride diffusion layer and undersimulated physiological conditions has been investigated using electrochemical methods. Corrosion has been analyzed usingTafel and electrochemical
Torres, Martin Zapata; Instituto Politécnico Nacional, Research Center for Applied Sciences and Advanced Technology (CICATA-IPN), Mexico City 11500, Mexico, Robles, Alberto Saldaña; Agricultural Mechanical Engineering, Campus Irapuato-Salamanca, Life Sciences Division (DICIVA), University of Guanajuato, Irapuato, Guanajuato 36 500, Mexico, Corona-Rivera, Miguel Angel; Chemical Engineering, COARA, Autonomous University of San Luis Potosi, Matehuala, SLP 78 700, Mexico, Herrera, Alfredo Márquez; Agricultural Mechanical Engineering, Campus Irapuato-Salamanca, Life Sciences Division (DICIVA), University of Guanajuato, Irapuato, Guanajuato 36 500, Mexico, Arguelles-Ojeda, José Luis; Mechanical Engineering and Management, COARA, Autonomous University of San Luis Potosi, San Luis Potosí, SLP 78 000, Mexico, Palmerin, Joel Moreno; Metallurgic Engineering, Campus Guanajuato, Division of Engineering (DI), University of Guanajuato, Guanajuato, Guanajuato, 36 020, Mexico   +5 more
core   +1 more source

Features of the welded seam material crystalliza-tion in Ti-TiB alloy under electron-beam welding conditions

Mechanics and Advanced Technologies, 2023
Natural metal composite materials represent a promising class of modern structural materials that need to be welded. Such materials can be welded by fusion, as has been established with the Ti-TiB alloy as an example.
Petro Loboda, Volodymyr Zvorykin, Constantine Zvorykin, Eduard Vrzhyzhevskyi, Tatjana Taranova, Valery Kostin, Leonid Zvorykin   +6 more
doaj   +1 more source

Microstructure and mechanical properties of a new type of austempered boron alloyed high silicon cast steel [PDF]

China Foundry, 2013
In the present paper, a new type of austempered boron alloyed high silicon cast steel has been developed, and its microstructures and mechanical properties at different temperatures were investigated.
Chen Xiang, Li Yanxiang
doaj  

Effect of Carbon on the Physical and Structural Properties of Boride Fe₂B

Фізика і хімія твердого тіла, 2017
For Fe-В and Fe-В-С system alloys one of the structure constituent is iron boride Fe₂B but in the literature there is no information on carbon solubility limit in iron boride Fe2В.
N. Yu. Filonenko, O. M. Galdina
doaj   +1 more source

Influence of boron content on boride characteristics in cast Ti-45Al-2Mn-2Nb-xB alloys

Materials & Design, 2022
The morphology and crystal structure of borides in Ti-45Al-2Mn-2Nb-xB (at.%) alloys containing different amount of B have been investigated to reveal the relationship between B content and boride formation.
Ruxin Cao, Renci Liu, Xicong Ye, Mengxi Xu, Zhiqiang Shan, Yuyou Cui, Rui Yang   +6 more
doaj   +1 more source