Results 21 to 30 of about 322,272 (160)

A New Kind of Parallel Natural Difference Method for Multi-Term Time Fractional Diffusion Model

open access: yesMathematics, 2020
Multi-term time fractional diffusion model is not only an important physical subject, but also a practical problem commonly involved in engineering. In this paper, we apply the alternating segment technique to combine the classical explicit and implicit ...
Xiaozhong Yang, Lifei Wu
doaj   +1 more source

Mathematical modeling of Elbrus glaciers in the 21st century. Part 2. Forecasting glacier evolution and lake formation under various SSP scenarios

open access: yesЛëд и снег
Probable scenarios of future changes in the Elbrus glaciers and associated with them phenomena such as formation of glacial lakes and remaining ice masses buried under the debris cover are considered. The SSP scenarios (SSP1–1.9, SSP1–2.6, SSP2–4.5, SSP3–
T. N. Postnikova   +4 more
doaj   +1 more source

Data-Driven Prediction of Cement-Stabilized Soils Tensile Properties

open access: yesInfrastructures, 2023
The indirect tensile strength of two geomaterials treated with variable cement contents, degrees of compaction and water contents were tested after several curing times.
Mario Castaneda-Lopez   +3 more
doaj   +1 more source

Simulation of Radio-Frequency Capacitive Discharge at Atmospheric Pressure in Argon [PDF]

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2016
A one-dimensional self-consistent model of capacitive coupled radio-frequency discharge between symmetrical electrodes in argon in the local approximation at atmospheric pressure is considered in this paper.
V.Ju. Chebakova
doaj  

Subtropical Cyclone Anita's Potential to Tropical Transition Under Warmer Sea Surface Temperature Scenarios

open access: yesGeophysical Research Letters, 2019
On 6 March 2010, Anita, the first subtropical cyclone observed over the South Atlantic Ocean, formed near the southeastern coast of Brazil, and during its life cycle, Anita almost acquired a tropical structure.
M. S. Reboita   +3 more
doaj   +1 more source

Effects Of Deforestation And Afforestation In The Central Part Of The East European Plain On Regional Weather Conditions

open access: yesGeography, Environment, Sustainability, 2019
Forest vegetation can affect the climate and weather patterns in multiple ways. What are the main mechanisms of such influence and how the land-use and vegetation changes may affect the weather and climate conditions in different geographical regions are
Mikhail A. Nikitin   +3 more
doaj   +1 more source

Numerical Experiments Providing New Insights into Plasma Focus Fusion Devices

open access: yesEnergies, 2010
Recent extensive and systematic numerical experiments have uncovered new insights into plasma focus fusion devices including the following: (1) a plasma current limitation effect, as device static inductance is reduced towards very small values; (2 ...
Sing Lee, Sor Heoh Saw
doaj   +1 more source

Investigation on Extended Conjugate Gradient Non-linear methods for solving Unconstrained Optimization [PDF]

open access: yesمجلة التربية والعلم, 2013
In this paper we have generalized the extended Dai-Yuan conjugate Gradient method by Considering the parameter in the denominator of as a convex combination.
Osama M. T. Waiss, Khalil K. Abbo
doaj   +1 more source

The Hub Location and Flow Assignment Problem in the Intermodal Express Network of High-Speed Railways and Highways

open access: yesSystems
The intermodal express network of high-speed railways and highways can fully utilize the flexibility of highways and the advantages of high-speed railways, such as low cost, high efficiency, and low carbon emission.
Xiaoting Shang   +3 more
doaj   +1 more source

Stress-strain state of a steel-reinforced concrete slab under long-term

open access: yesИнженерно-строительный журнал, 2018
This article explores the evaluation of the stress-strain state of steel reinforced concrete slabs under the action of long-term loads. The technique of computer simulation for the performance evaluation of steel reinforced concrete slabs under short ...
Farit Zamaliev, Marat Zakirov
doaj   +1 more source

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