Results 11 to 20 of about 347,675 (311)

Applications of Finite Element Modeling for Mechanical and Mechatronic Systems [PDF]

open access: yes, 2021
Modern engineering practice requires advanced numerical modeling because, among other things, it reduces the costs associated with prototyping or predicting the occurrence of potentially dangerous situations during operation in certain defined conditions.

core   +1 more source

Three types of pulsed signal trains emitted by Indo-Pacific humpback dolphins (Sousa chinensis) in Beibu Gulf, South China Sea

open access: yesFrontiers in Marine Science, 2022
Pulsed signal trains comprising clicks, buzzes, and burst-pulses play important roles in the life activities of odontocetes, but they have not been distinguished in Indo-Pacific humpback dolphins.
Xiao-yan Wang   +14 more
doaj   +1 more source

Research on outlier detection in CTD conductivity data based on cubic spline fitting

open access: yesFrontiers in Marine Science, 2022
Outlier detection is the key to the quality control of marine survey data. For the detection of outliers in Conductivity-Temperature-Depth (CTD) data, previous methods, such as the Wild Edit method and the Median Filter Combined with Maximum Deviation ...
Long Yu   +24 more
doaj   +1 more source

Improved upper-ocean thermodynamical structure modeling with combined effects of surface waves and M2 internal tides on vertical mixing: a case study for the Indian Ocean [PDF]

open access: yesGeoscientific Model Development, 2022
Surface waves and internal tides have a great contribution to vertical mixing processes in the upper ocean. In this study, three mixing schemes, including non-breaking surface-wave-generated turbulent mixing, mixing induced by the wave transport flux ...
Z. Zhuang   +16 more
doaj   +1 more source

Estimating sea spray volume flux with a laser gauge in a self-consistent system

open access: yesFrontiers in Marine Science, 2023
Sea spray is one of the drivers of heat, mass, and gas exchange between the ocean and the atmosphere, and its volume flux could be estimated by the record of the laser intensity. In the laboratory experiments, the relationship between sea spray and laser
Gang Wang   +16 more
doaj   +1 more source

A numerical model for durotaxis [PDF]

open access: yesJournal of Theoretical Biology, 2011
Cell migration is a phenomenon that is involved in several physiological processes. In the absence of external guiding factors it shares analogies with Brownian motion. The presence of biochemical or biophysical cues, on the other hand, can influence cell migration transforming it in a biased random movement.
Stefanoni F   +3 more
openaire   +4 more sources

Amplitude modulations of seasonal variability in the Karimata Strait throughflow

open access: yesFrontiers in Marine Science, 2023
The Karimata Strait (KS) throughflow between the South China Sea (SCS) and Java Sea plays an essential role in heat and freshwater budget in the SCS and dual roles in strengthening/reducing the primary Indonesian throughflow (ITF) in the Makassar Strait.
Yicong Nie   +24 more
doaj   +1 more source

Influence of the El Niño-Southern Oscillation on upper-ocean salinity changes in the southeast Indian ocean

open access: yesFrontiers in Marine Science, 2023
The interannual-decadal variability in the upper-ocean salinity of the southeast Indian Ocean (SEIO) was found to be highly correlated with the El Niño-Southern Oscillation (ENSO).
Xunwei Nie   +9 more
doaj   +1 more source

On the Hughes model and numerical aspects [PDF]

open access: yes2016 IEEE 55th Conference on Decision and Control (CDC), 2016
We study a crowd model proposed by R. Hughes and we describe a numerical approach to solve it. The Hughes model comprises a Fokker-Planck equation coupled with an eikonal equation with Dirichlet or Neumann data. First, we establish a priori estimates for the solutions. Second, we study radial solutions and identify a shock formation mechanism.
Diogo A. Gomes 0002   +1 more
openaire   +2 more sources

Direct numerical simulation of turbulence at lower costs [PDF]

open access: yes, 1995
Direct Numerical Simulation (DNS) is the most accurate, but also the most expensive, way of computing turbulent flow. To cut the costs of DNS we consider a family of second-order, explicit one-leg time-integration methods and look for the method with the
Veldman, A.E.P.   +5 more
core   +1 more source

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