Results 31 to 40 of about 446,587 (315)

Analytical and numerical solutions to describe water table fluctuations due to canal seepage and time-varying recharge

open access: yesJournal of Hydroinformatics, 2022
Hybrid finite analytic solution (HFAS), Galerkin's method based finite element solution (FES) and fully implicit finite difference solution (FIFDS) of one dimensional nonlinear Boussinesq equation and Analytical solution of Boussinesq equation linearized
Ashutosh Upadhyaya, Manisha M. Kankarej
doaj   +1 more source

Learning Processes in Mechanics of Structures: Allying Analytical and Numerical Approaches

open access: yesEducation Sciences, 2020
This paper reports pedagogical experiences and educational techniques in the field of Mechanics of Structures (Mechanical Engineering degree), resorting to computational tools. Several aspects are addressed, covering CAD (Computer-Aided Design) modelling
Fábio A. O. Fernandes   +4 more
doaj   +1 more source

Theories and Analysis of Functionally Graded Beams

open access: yesApplied Sciences, 2021
This is a review paper containing the governing equations and analytical solutions of the classical and shear deformation theories of functionally graded straight beams.
J. N. Reddy   +3 more
doaj   +1 more source

Elliptic General Analytic Solutions [PDF]

open access: yesStudies in Applied Mathematics, 2009
To find analytically the traveling waves of partially integrable autonomous nonlinear partial differential equations, many methods have been proposed over the ages: “projective Riccati method,”“tanh‐method,”“exponential method,”“Jacobi expansion method,”“new … ,” etc.
Conte, R., Musette, M.
openaire   +2 more sources

Analytical benchmark solutions for steel frame structures subject to local buckling effects [PDF]

open access: yes, 2000
Application of "advanced analysis" methods suitable for non-linear analysis and design of steel frame structures permits direct and accurate determination of ultimate system strengths, without resort to simplified elastic methods of analysis and semi ...
Mahendran, Mahen, Avery, Philip
core   +1 more source

A Rapid Method to Predict Beer Shelf Life Using an MS-Based e-Nose

open access: yesBeverages
A rapid and efficient technique was applied, which used an electronic nose based on a mass detector (MS-based e-nose) combined with headspace solid-phase microextraction sampling and chemometric tools to classify beer samples between fresh and aged and ...
Ana Carolina de Lima   +3 more
doaj   +1 more source

Computing the set of Epsilon-efficient solutions in multiobjective space mission design [PDF]

open access: yes, 2011
In this work, we consider multiobjective space mission design problems. We will start from the need, from a practical point of view, to consider in addition to the (Pareto) optimal solutions also nearly optimal ones.
Vasile, Massimiliano   +2 more
core   +1 more source

Comparison of genotoxic impurities in extracted nicotine vs. synthetic nicotine

open access: yesFrontiers in Chemistry
Nicotine is a chiral alkaloid; nitrogen-containing organic compound that occurs naturally. (S)-nicotine is extracted from Tobacco plants and used as the key addictive ingredient in many smoking products. Synthetic nicotine has gained the interest of many
Ayesha Nisathar   +4 more
doaj   +1 more source

Health‐Related Social Needs in Children With Sickle Cell Disease Are Associated With Worse Health‐Related Quality of Life

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Children with sickle cell disease (SCD) face multiple acute and chronic medical complications that may impact their quality of life as reported by patients themselves. Health‐related social needs (HRSNs), such as food and housing insecurity, are common in people with SCD, but the association between HRSNs and patient‐reported ...
Sarah J. Marks   +5 more
wiley   +1 more source

Superposition of Analytical Coning Solutions [PDF]

open access: yes, 2006
The critical oil (or gas) rate to avoid coning of unwanted fluids into production wells is an important design parameter. Simulation methods are useful to predict critical rates in reservoirs with complex heterogeneities and boundaries, but they are ...
Ansari, Rafay Zahid
core   +1 more source

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