Results 81 to 90 of about 302,470 (301)

Value of Sample Separation Information in a Sequential Probit Model: Another Look at SSA's Disability Determination Process [PDF]

open access: yes
We have estimated a 4-step sequential probit model with and without sample separation information to characterize SSA's disability determination process.
Chuanming Gao   +2 more
core   +2 more sources

Unsteady separation past moving surfaces

open access: yes, 1998
Unsteady boundary-layer development over moving walls in the limit of infinite Reynolds number is investigated using both the Eulerian and Lagrangian formulations.
Degani, AT, Smith, FT, Walker, JDA
core  

(1+1)-dimensional separation of variables

open access: yes, 2007
In this paper we explore general conditions which guarantee that the geodesic flow on a two-dimensional manifold with indefinite signature is locally separable.
PUCACCO, GIUSEPPE   +5 more
core   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Some Counterexamples to Separation of Variables

open access: yesJournal of Differential Equations, 1995
An algebraic PDE system admits separation of variables if it has at least one differentially algebraic (DA) solution. Here a function is DA if there is a field of finite transcendence degree over \(\mathbb{C}\) that contains this function and all its partial derivatives.
Johnson, J., Reinhart, G.M., Rubel, L.A.
openaire   +2 more sources

Livestock farmers' attitude towards manure separation technology as future strategy

open access: yes, 2010
In this paper, an ordered probit model is used to assess the factors that affect the probability of livestock farmers having plans to adopt manure separation technology in the future.
Gebrezgabher, S.A.   +3 more
core  

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

A mathematical model of heat transfer in apparatus of air cooling of oil

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2012
In this paper the boundary value problem describing the process of unsteady heat transfer in apparatus of air cooling of oil is formulated and solved. Different modes of operation of such heat exchangers are modeled.
Valeriy A Kuznetsov   +3 more
doaj  

Fourier, Gegenbauer and Jacobi Expansions for a Power-Law Fundamental Solution of the Polyharmonic Equation and Polyspherical Addition Theorems

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2013
We develop complex Jacobi, Gegenbauer and Chebyshev polynomial expansions for the kernels associated with power-law fundamental solutions of the polyharmonic equation on d-dimensional Euclidean space.
Howard S. Cohl
doaj   +1 more source

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