Results 11 to 20 of about 51,047 (219)

On the formulation of size-structured consumer resource models (with special attention for the principle of linearized stability) [PDF]

open access: yes, 2021
To describe the dynamics of a size-structured population and its unstructured resource, we formulate bookkeeping equations in two different ways. The first, called the PDE formulation, is rather standard.
Mathematical Modeling   +5 more
core   +2 more sources

Wavelet formulation of the polarizable continuum model. II. Use of piecewise bilinear boundary elements [PDF]

open access: yes, 2015
The simplicity of dielectric continuum models has made them a standard tool in almost any Quantum Chemistry (QC) package. Despite being intuitive from a physical point of view, the actual electrostatic problem at the cavity boundary is challenging: the ...
Simen Sommerfelt Reine   +12 more
core   +1 more source

Bond graphs in model matching control [PDF]

open access: yes, 2006
Bond graphs are primarily used in the network modeling of lumped parameter physical systems, but controller design with this graphical technique is relatively unexplored.
Ballance, D.J., Vink, D., Gawthrop, P.J.
core   +1 more source

Insights into the biopharmaceutical behavior of oral lipid-based formulations using advanced analytical techniques and mathematical modeling [PDF]

open access: yes, 2014
Lipid-based formulations (LBFs) are effective means for the oral delivery of poorly water-soluble compounds. The drug is already solubilized in the formulation and, thus, the critical dissolution step is circumvented. However, the oral bioavailability is
Stillhart, Cordula Edith
core   +1 more source

Scaling, normalizing, and per ratio standards: an allometric modeling approach. [PDF]

open access: yes, 1995
The practice of scaling or normalizing physiological variables (Y) by dividing the variable by an appropriate body size variable (X) to produce what is known as a "per ratio standard" (Y/ X), has come under strong criticism from various authors.
R. L. Holder   +3 more
core   +1 more source

A Formulation of nonlinear model predictive control using automatic differentiation [PDF]

open access: yes, 2005
An efficient algorithm is developed to alleviate the computational burden associated with nonlinear model predictive control (NMPC). The new algorithm extends an existing algorithm for solutions of dynamic sensitivity from autonomous to non-autonomous ...
Cao, Yi
core   +1 more source

Static inconsistencies in certain axiomatic higher-order shear deformation theories for beams, plates and shells [PDF]

open access: yes, 2015
Static inconsistencies that arise when modelling the flexural behaviour of beams, plates and shells with clamped boundary conditions using a certain class of axiomatic, higher-order shear deformation theory are discussed.
Weaver, P. M.   +5 more
core   +1 more source

Mathematical model for predicting the ultrasonic pulse velocity of concrete

open access: yes, 2023
This paper proposes a mathematical model approach to predict the Ultrasonic Pulse Velocity (UPV) of concrete. This paper presents the formulation, calibration, evaluation, and validation of the proposed UPV model. An experimental program was developed to
Fayez Moutassem, Issam Miqdadi
core   +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

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

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