Results 1 to 10 of about 33,132 (168)

Effect of powder metallurgy parameters on microstructure, mechanical, and bio-corrosion properties of Mg-alloys for biodegradable orthopedic implants [PDF]

Scientific Reports
Magnesium-based alloys have attracted increasing attention for biomedical applications due to their biocompatibility, biodegradability, and mechanical properties used in biodegradable temporary medical devices.
Biranu Kumsa Gonfa, Moera Gutu Jiru, Esmael Adem Esleman   +2 more
doaj   +2 more sources

Study of milling time impact on hydrogen desorption from LiAlH4-Fe2O3 composites [PDF]

Processing and Application of Ceramics, 2022
LiAlH4 was modified by mechanical milling and with the addition of 5 wt.% Fe2O3 in order to improve its hydrogen desorption properties. The composite was milled for 1, 3, 5, 7 or 15min, and depending on the milling time, various phenomena took place.
Milanović Igor, Milošević-Govedarović Sanja, Lukić Miodrag, Jovanović Zoran, Rmuš Jelena, Mitrović-Rajić Anđela, Grbović-Novaković Jasmina, Kurko Sandra   +7 more
doaj   +1 more source

Development of the spindle shaft for machining center using high thermal conductivity material

Journal of Advanced Mechanical Design, Systems, and Manufacturing, 2023
Due to the high precision and high speed of spindles for machining centers, thermal issues cannot be avoided. The temperature rises of the spindle shaft, which is the rotating component, causes issues such as increased thermal displacement in the tool ...
Shingo KAJIKAWA, Sho MORITA, Hiroshi USUKI, Naohiko SUGITA   +3 more
doaj   +1 more source

Optimization of milling speed and time in mechanical alloying of ferritic ODS steel through taguchi technique

International Journal for Simulation and Multidisciplinary Design Optimization, 2021
The oxide dispersion strengthened (ODS) ferritic steels are one of the most important in fuel cladding materials for 4th Generation nuclear reactors because of their excellent mechanical properties such as irradiation resistance, swelling resistance, and
Dharmalingam Ganesan, Prasad Murali Arun, Salunkhe Sachin   +2 more
doaj   +1 more source

Effect of ball milling time on characteristics of ZrC‒FeCrAl powders and mechanical properties of alloys

Fenmo yejin jishu, 2023
To enhance the mechanical properties of FeCrAl alloys, the nano ZrC particle dispersion strengthened FeCrAl (ZrC‒FeCrAl) alloys were prepared by mechanical ball milling and spark plasma sintering (SPS).
WU Kaixia, ZHA Wusheng, CHEN Xiuli, WAN Haiyi, AN Xuguang   +4 more
doaj   +1 more source

Ball milling – A green and sustainable technique for the preparation of titanium based materials from ilmenite

Current Research in Green and Sustainable Chemistry, 2022
Ilmenite is a naturally available mineral that is highly applicable in the synthesis of pure TiO2. Titania mainly presents in four polymorphs as rutile, anatase, brookite and TiO2–B.
Charitha Thambiliyagodage, Ramanee Wijesekera   +1 more
doaj   +1 more source

The effect of milling time on the preparation of an aluminum matrix composite reinforced with magnetic nanoparticles

Heliyon, 2023
Powder metallurgy methods, particularly ball milling, are up-and-coming in tuning metal matrix composite (MMC) properties. This study uses ball milling at various milling times to create an aluminum matrix composite (AMC) reinforced with magnetite ...
Ayman Elsayd, Ahmed Y. Shash, Hisham Mattar, Per A. Löthman, Mohamed E. Mitwally   +4 more
doaj   +1 more source

On the groundstate of Yang–Mills quantum mechanics [PDF]

Physics Letters A, 2000
A systematic method to calculate the low energy spectrum of SU(2) Yang-Mills quantum mechanics with high precision is given and applied to obtain the energies of the groundstate and the first few excited states.
Khvedelidze, A. M., Pavel, H.-P.
openaire   +3 more sources

Nanocompósitos cerâmicos a partir do processo de moagem mecânica de alta energia Ceramic nanocomposites from the hight-energy mechanical milling process

Química Nova, 2008
Pb/Ti, Sn and Mg-based nanocomposite materials were prepared by the high-energy mechanical milling of commercial powders. The surface of these ceramic compounds was strongly influenced by the doping, diameter of the milling spheres and time of the ...
Neftalí L. V. Carreño, Irene T. S. Garcia, Luís P. S. Santos, Maria T. Fabbro, Dawy Keyson, Edson R. Leite, Elson Longo, Humberto V. Fajardo, Luiz F. D. Probst   +8 more
doaj   +1 more source

Effect of ball milling time and heat treatment on microstructure and properties of 6061 aluminum alloy

Cailiao gongcheng, 2023
The 6061 aluminum alloy was prepared by powder metallurgy method, and the effects of ball milling time and solution-aging treatment on microstructure and mechanical properties of the extruded alloy were studied by means of optical microscopy, scanning ...
RONG Zhizheng, GAO Yang, ZHANG Shuo, MA Jiajun, SUN Dejian   +4 more
doaj   +1 more source