Results 21 to 30 of about 15,739,615 (231)

Boundary layer separation and local behavior for the Steady Prandtl equation [PDF]

open access: yes, 2019
In the case of favorable pressure gradient, Oleinik proved the global existence of classical solution for the 2-D steady Prandtl equation for a class of positive data.
Weiming Shen, Yue Wang, Zhifei Zhang
semanticscholar   +1 more source

Effect of carburizing and nitriding duplex treatment on the friction and wear properties of 20CrNi2Mo steel

open access: yesMaterials Research Express, 2023
In this study, the responses of 20CrNi2Mo steel to carburizing (C) and carburizing-nitriding (C + N) duplex treatment and the effects of these treatments on the friction and wear properties were systematically studied.
Jian Chen   +4 more
doaj   +1 more source

Application of the extended theory of planned behavior in predicting the behavioral intentions of Iranian local communities toward forest conservation

open access: yesFrontiers in Psychology, 2023
Natural forests are the habitat of many plant and animal species and are the main source of genetic reserves. In addition to preserving biodiversity, forests play an important role in the livelihood and income of many indigenous communities.
M. Savari, B. Khaleghi
semanticscholar   +1 more source

Lesion network localization of criminal behavior [PDF]

open access: yesProceedings of the National Academy of Sciences, 2017
Significance Cases like that of Charles Whitman, who murdered 16 people after growth of a brain tumor, have sparked debate about why some brain lesions, but not others, might lead to criminal behavior. Here we systematically characterize such lesions and compare them with lesions that cause other symptoms.
R. Ryan Darby   +3 more
openaire   +3 more sources

The local quantization behavior of absolutely continuous probabilities [PDF]

open access: yes, 2012
For a large class of absolutely continuous probabilities $P$ it is shown that, for $r>0$, for $n$-optimal $L^r(P)$-codebooks $\alpha_n$, and any Voronoi partition $V_{n,a}$ with respect to $\alpha_n$ the local probabilities $P(V_{n,a})$ satisfy $P(V_{a,n}
Graf, Siegfried   +2 more
core   +3 more sources

Hospital Behavior in a Local Market Context [PDF]

open access: yesMedical Care Review, 1986
Hospital Behavior in a Local Market Context Harold S. Luft, Ph.D., James C. Deborah W. Robinson, Ph.D., Garnick, Sc.D., Robert G. Hughes, Ph.D., Stephen J. McPhee, M.D., Sandra S. Hunt, M.P.A., and Jonathan Showstack, M.P.H. No hospital operates in a vacuum. In deciding which services to offer, each institution must take into consideration the services
Luft, Harold S   +6 more
openaire   +3 more sources

The microstructure and corrosion resistance of SiC reinforced magnesium matrix composites with laminated gradient structure

open access: yesMaterials Research Express, 2021
The laminated gradient of the SiC reinforced Mg-MMCs has been report few. In this paper, the laminated gradient structure of Mg-3Al-3Sn + xSiC alloys (x = 0, 0.5, 1.0 and 2.0 wt%) were prepared via powder metallurgy and spark plasma sintering method, and
Guigui Peng, Yilong Liang, Wei Li
doaj   +1 more source

The performance of nano-Y2O3-reinforced ZK60 matrix nanocomposites prepared by powder metallurgy

open access: yesMaterials & Design, 2023
The nano-Y2O3-reinforced ZK60 alloys are successfully prepared via powder metallurgy (PM) combined with hot-pressing sintering, and the effects of nano-Y2O3 particle addition on the microstructure, corrosion resistance and mechanical properties of ZK60 ...
Guigui Peng, Yilong Liang, Xianli Ren
doaj   +1 more source

Local transient rheological behavior of concentrated suspensions [PDF]

open access: yes, 2011
This paper reports experiments on the shear transient response of concentrated non-Brownian suspensions. The shear viscosity of the suspensions is measured using a wide-gap Couette rheometer equipped with a Particle Image Velocimetry (PIV) device that ...
Blanc F.   +4 more
core   +3 more sources

Analytic vector-functions in the unit ball having bounded $\mathbf{L}$-index in joint variables

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2019
In this paper, we consider a class of vector-functions, which are analytic in the unit ball. For this class of functions there is introduced a concept of boundedness of $\mathbf{L}$-index in joint variables, where $\mathbf{L}=(l_1,l_2): \mathbb{B}^2\to ...
V.P. Baksa
doaj   +1 more source

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