Results 91 to 100 of about 471,532 (292)

Enhanced Strength and Corrosion Resistance of Ti‐13Nb‐12Ta‐10Zr‐4Sn Alloy by Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
This work systematically investigates the effect of aging treatment on mechanical properties and corrosion behavior of vacuum arc‐melted Ti‐13Nb‐12Ta‐10Zr‐4Sn alloy. Owing to the increased α″ martensite, strength and corrosion resistance were significantly enhanced by aging treatment.
Yuhua Li   +5 more
wiley   +1 more source

A Nonlinear Schrödinger Model for Many-Particle Quantum Systems

open access: yesJournal of Applied Mathematics, 2012
Considering both effects of the s-wave scattering and the atom-atom interaction rather than only the effect of the s-wave scattering, we establish a nonlinear Schrödinger model for many-particle quantum systems and we prove the global existence of a ...
Qiang Zhang, Tian Ma
doaj   +1 more source

High-altitude and high-latitude O+ and H+ outflows: the effect of finite electromagnetic turbulence wavelength [PDF]

open access: yesAnnales Geophysicae, 2007
The energization of ions, due to interaction with electromagnetic turbulence (i.e. wave-particle interactions), has an important influence on H+ and O+ ions outflows in the polar region.
I. A. Barghouthi   +4 more
doaj   +1 more source

Copper Nanocrystallization in Anodic Oxide Films of Ti–Cu‐Based Bulk Metallic Glass and Its Effect on the Corrosion Resistance and Cytocompatibility

open access: yesAdvanced Engineering Materials, EarlyView.
Viktoriia Shtefan, Thorgund Nemec, Ute Hempel, Annett Gebert and coworkers demonstrate that anodic treatment of Ti–Cu‐based metallic glass in a nontoxic pyrophosphate electrolyte forms a protective bilayered Ti/Zr‐oxide film enriched with Cu nanocrystals.
Viktoriia Shtefan   +8 more
wiley   +1 more source

Behaviors of Sediment Particles During Erosion Driven by Turbulent Wave Action

open access: yesGeoHazards
Sediment erosion under turbulent wave action is a highly dynamic process shaped by the interaction between wave properties and sediment characteristics.
Fei Wang, Jun Xu, Bryce Vaughan
doaj   +1 more source

On formation of long-living states

open access: yes, 2015
The motion of a particle in the potential well is studied when the particle is attached to the infinite elastic string. This is generic with the problem of dissipative quantum mechanics investigated by Caldeira and Leggett. Besides the dissipative motion
Ivlev, Boris I.
core   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

Alpha particle transport induced by TAE in CFETR steady-state scenario

open access: yesNuclear Fusion
In fusion plasmas, α particles are crucial for achieving self-sustained burning conditions. However, toroidal Alfvén eigenmodes (TAE) can induce radial transport of α particles, causing energy loss and potentially quenching the plasma discharge.
Jia-Bin Wan   +5 more
doaj   +1 more source

A new single-particle basis for nuclear many-body calculations

open access: yes, 2017
Predominantly, harmonic oscillator single-particle wave functions are the choice as a basis in ab-initio nuclear many-body calculations. These wave-functions, although very convenient in order to evaluate the matrix elements of the interaction in the ...
Puddu, Giovanni
core   +1 more source

Photoswitchable Conductive Metal–Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
A conductive material where the conductivity can be modulated remotely by irradiation with light is presented. It is based on films of conductive metal–organic framework type Cu3(HHTP)2 with embedded photochromic molecules such as azobenzene, diarylethene, spiropyran, and hexaarylbiimidazole in the pores.
Yidong Liu   +5 more
wiley   +1 more source

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