Results 31 to 40 of about 448,058 (217)

Determination of Three-Dimensional Brinkman—Forchheimer-Extended Darcy Flow

open access: yesFractal and Fractional, 2023
The aim of this study is to determine a 3D incompressible Brinkman–Forchheimer-extended Darcy fluid flow. Based on global well-posedness and regularity of solutions with a periodic boundary condition, the determining modes for weak and regular solutions ...
Zhengwang Tao   +3 more
doaj   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Radiation Effect On Three Dimensional Vertical Channel Flow Through Porous Medium

open access: yesInternational Journal of Applied Mechanics and Engineering, 2015
The flow of a viscous incompressible fluid through a vertical channel in the presence of radiation immersed in a porous medium has been studied. Approximate solutions have been obtained for the velocity and temperature fields, shear stresses and rate of ...
M. Guria
doaj   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Statistical analysis of three‐dimensional optical flow separability in volumetric images

open access: yesIET Computer Vision, 2015
Three‐dimensional (3D) motion analysis of dynamic body organs using volumetric images is of increasing interest in different computer vision applications. A number of methods for estimation of 3D optical flow in those images have been developed in recent
Marjan Hadian Jazi   +2 more
doaj   +1 more source

Three dimensional stagnation point flow of bionanofluid with variable transport properties

open access: yesAlexandria Engineering Journal, 2016
Bionanofluid is a nanofluid in which bioconvection occurs. This paper studies the three dimensional steady stagnation point flow of a bionanofluid with variable transport properties. All the transport properties are dependent on the concentration.
N.A. Amirsom, M.J. Uddin, A.I. Ismail
doaj   +1 more source

Three-Dimensional Analysis of Biomimetic Aerofoil in Transonic Flow

open access: yesBiomimetics, 2022
Since the invention of the aircraft, there has been a need for better surface design to enhance performance. This thirst has driven many aerodynamicists to develop various types of aerofoils.
Siva Marimuthu   +2 more
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Thermophysical analysis of three‐dimensional magnetohydrodynamic flow of a tangent hyperbolic nanofluid

open access: yesEngineering Reports, 2020
In this article, we use the Buongiorno model to study the three‐dimensional tangent hyperbolic nanofluid flow over a stretched sheet. The study investigates the impact of velocity slip on the flow and heat transfer features in a tangent hyperbolic ...
Ibukun S. Oyelakin   +4 more
doaj   +1 more source

Three-dimensional acoustic energy flow from rotating sound sources

open access: yesActa Acustica, 2021
A detailed study of the three-dimensional sound fields around a monopole point source in subsonic and supersonic rotation is investigated. We calculate the sound pressure, the acoustic velocity, as well as the instantaneous and time-averaged acoustic ...
Ocker Christof, Pannert Wolfram
doaj   +1 more source

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