نتایج جستجو برای: metallic glass

تعداد نتایج: 108400  

Journal: :Chemical communications 2011
Shinya Tanaka Tetsuro Kaneko Naoki Asao Yoshinori Yamamoto Mingwei Chen Wei Zhang Akihisa Inoue

Nanoporous metallic glass Pd, which was fabricated by dealloying of a glassy metallic alloy Pd(30)Ni(50)P(20), exhibited a remarkable catalytic activity for the Suzuki-coupling reaction between iodoarenes and arylboronic acids under mild conditions. Moreover, the catalyst can be reused several times without a significant loss of catalytic activity.

Journal: :Entropy 2017
Isabella Gallino

In contrast to pure metals and most non-glass forming alloys, metallic glass-formers are moderately strong liquids in terms of fragility. The notion of fragility of an undercooling liquid reflects the sensitivity of the viscosity of the liquid to temperature changes and describes the degree of departure of the liquid kinetics from the Arrhenius equation. In general, the fragility of metallic gl...

1998
Subir Sachdev S. Sachdev

We present a unified, global perspective on the magnetic properties of strongly disordered electronic systems, with special emphasis on the case where the ground state is metallic. We review the arguments for the instability of the disordered Fermi liquid state towards the formation of local magnetic moments, and argue that their singular low temperature thermodynamics are the “quantum Griffith...

2017
Chenchen Jiang Haojian Lu Ke Cao Wenfeng Wan Yajing Shen Yang Lu

Microwires, such as metallic, semiconductor, and polymer microwires and carbon fibers, have stimulated great interest due to their importance in various structural and functional applications. Particularly, metallic glass (MG) microwires, because of their amorphous atoms arrangement, have some unique mechanical properties compared with traditional metals. Despite the fact that substantial resea...

Journal: :Journal of the Japan Society of Powder and Powder Metallurgy 2013

Journal: :Journal of Applied Physics 2007

2016
Georg Kaltenboeck Marios D. Demetriou Scott Roberts William L. Johnson

With damage tolerance rivalling advanced engineering alloys and thermoplastic forming capabilities analogous to conventional plastics, metallic glasses are emerging as a modern engineering material. Here, we take advantage of their unique electrical and rheological properties along with the classic Lorentz force concept to demonstrate that electromagnetic coupling of electric current and a magn...

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