Results 31 to 40 of about 78,238 (235)

Characterisation of L21-ordered Ni2TiAl precipitates in Fe Mn maraging steels [PDF]

open access: yesMaterials Characterization, 2016
The precipitates formed in a new series of Fesingle bondMn maraging steels when aged at 500 °C were identified as the L21-ordered Ni2TiAl phase. The precipitate formed a coherent-coplanar microstructure analogously to γ/γ' Ni-based superalloys and maintained a high number density and homogeneous dispersion within α′-martensite matrix even after aging ...
Feng Qian   +2 more
openaire   +2 more sources

Deformation pseudo-twinning of the L21-ordered intermetallic superlattice

open access: hybridScripta Materialia
Bailey E. Rhodes   +5 more
openalex   +2 more sources

Analytical regularizing effect for the radial and spatially homogeneous Boltzmann equation [PDF]

open access: yes, 2012
In this paper, we consider a class of spatially homogeneous Boltzmann equation without angular cutoff.
Glangetas, Léo, Najeme, Mohamed
core   +4 more sources

Universality of Quantum Entropy for Extreme Black Holes [PDF]

open access: yes, 1997
We consider the extremal limit of a black hole geometry of the Reissner-Nordstrom type and compute the quantum corrections to its entropy. Universally, the limiting geometry is the direct product of two 2-dimensional spaces and is characterized by just a
Bekenstein   +31 more
core   +5 more sources

Underwater Acoustic Channel Adaptive Estimation using l21 Norms

open access: yes, 2021
The problem of underwater acoustic (UWA) channel estimation is the non-uniform sparse representation that may increase the algorithm complexity and the required time. A mathematical framework utilizing l21 constraint with two-dimensional frequency domain is employed to enhance the channel estimation.
Aljanabi, Amer   +4 more
openaire   +2 more sources

Business Models for Management and Entrepreneurs as a Tool for Survival and Success

open access: yesFoundations of Management, 2020
The need for survival in today's market drives an increase in the delivery of easy to use ‘just-in-time’ resources that respond to the often-dynamic workplace. Innovative business models are the resources that support entrepreneurs to be more competitive
Walaszczyk Ludmiła, Dingli Sandra
doaj   +1 more source

Identification of a multi-resistant Enterobacter cloacae strain from diseased crayfish (Procambarus clarkii)

open access: yesAquaculture Reports, 2020
Diseases of crayfish in May often result in severe economic losses to crayfish farming in Qianjiang, China. Several bacterial pathogens have been identified that responsible to the diseases. In our present study, a virulent strain named L21 was separated
Jing Dong   +6 more
doaj   +1 more source

Regularized L21-Based Semi-NonNegative Matrix Factorization

open access: yes, 2020
We present a general-purpose data compression algorithm, Regularized L21 Semi-NonNegative Matrix Factorization (L21 SNF). L21 SNF provides robust, parts-based compression applicable to mixed-sign data for which high fidelity, individualdata point reconstruction is paramount. We derive a rigorous proof of convergenceof our algorithm. Through experiments,
Rhodes, Anthony D., Jiang, Bin
openaire   +2 more sources

Sustaining South African Small and Medium-sized Enterprises Through Monetary Access and Literacy in the COVID-19 ERA

open access: yesFolia Oeconomica Stetinensia, 2021
Research background: Monetary access and literacy are significant factors of concern confronting the survival and sustainability of small and medium-sized enterprises.
Msomi Thabiso Sthembiso   +2 more
doaj   +1 more source

Vacuum Neutrino Oscillations of Solar Neutrinos and Lepton Mass Matrices [PDF]

open access: yes, 1998
We consider the case that the solar neutrino deficit is due to the vacuum oscillation. The lepton mass matrices with nearly bi-maximal mixings are needed in order to explain both solar and atmospheric neutrino deficit.
Tanimoto, Morimitsu
core   +4 more sources

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