Results 11 to 20 of about 452,435 (309)

Forecast of changes in the beach condition of the Yuzhne city under the influence natural factors

open access: yesЛюдина і довкілля: Проблеми неоекології, 2023
The study of the factors of degradation and the forecast of the state of recreational areas of the coast to prevent their negative changes is relevant. Purpose.
S. M. Yurasov   +3 more
doaj   +1 more source

Relevance of Robustness and Uncertainties Analysis in the Optimal Design of Wave Energy Converters [PDF]

open access: yes, 2023
The optimisation design of Wave Energy Converters (WEC) to reduce the cost of energy of the technology is a widely investigated topic. In literature classical optimisation strategies have been presented and applied to identify the optimal system ...
Filippo Giorcelli   +5 more
core   +1 more source

Hemodialysis Parameters and Pulse Wave Velocity

open access: yesInternational Journal of Applied & Basic Medical Research, 2022
Abstract Aim: The study aimed to evaluate the acute effect of ultrafiltration on the mechanical properties of the aorta using brachial-ankle pulse wave velocity (PWV) before and after hemodialysis (HD). Patients and Methods: This study included 80 patients who were on a ...
Miseljic, Sanja   +9 more
openaire   +2 more sources

EFFECT OF WAVE-CURRENT INTERACTION ON THE WAVE PARAMETER

open access: yesCoastal Engineering Proceedings, 1982
The interaction of a gravity wave with a steady uniform current is described in this paper. Numerical calculations of the wave length change by different non-linear wave theories show that errors in the results computed by the linear wave theory are less than 10 percent within the range of 0.15 < d/Ls s 0.40, 0.01 < Hs/Ls < 0.07 and -0.15 <
Yu-Cheng Li, John B. Herbich
openaire   +3 more sources

Statistical Analysis of Wave Parameters

open access: yes, 2023
In this study, several wave parameters are downloaded or calculated from spectral wave data, and their interdependence is investigated. A literature review is carried out to summarize these dependencies. The literature study is followed by a statistical analysis of the relations between the calculated wave parameters.
Lindberg, Martin
core   +3 more sources

Probabilistic Models and Deep Learning Models Assessed to Estimate Design and Operational Ocean Wave Statistics to Reduce Coastal Hazards

open access: yesGeosciences, 2023
Probabilistic models for long-term estimations and deep learning models for short-term predictions have been evaluated and analyzed for ocean wave parameters.
Mourani Sinha   +3 more
doaj   +1 more source

A Unidirectional TM-Wave Cloak With Full Parameters [PDF]

open access: yesIEEE Access, 2020
Unidirectional cloaks or carpet cloaks have become an essential branch of invisibility cloaks due to non-extreme parameters that are relatively easy for realization and potential applications. So far, a unidirectional cloak for transverse electric (TE) polarized wave has been successfully realized to hide an object in the air along a single direction ...
Huaping Wang   +6 more
openaire   +3 more sources

A Method for Retrieving Wave Parameters From Synthetic X-Band Marine Radar Images

open access: yesIEEE Access, 2020
The research on retrieving wave parameters from X-band marine radar images based on the spectral analysis method is investigated in this paper. Since the sea wave field is not always homogeneous and stationary in the spatial and temporal domain ...
Yanbo Wei, Yan Zheng, Zhizhong Lu
doaj   +1 more source

On the errors in annual energy yield estimation due to monodirectional wave spectra assumption

open access: yes, 2023
The wave energy sector has made significant progress, and its potential is tangible. However, in order to make wave energy production a key tool in the energy transition, it is crucial to minimize the uncertainty associated with the energy production ...
Giuliana Mattiazzo   +2 more
core   +1 more source

Estimation of Intrinsic Wave Parameters and Momentum Fluxes of Mesospheric Gravity Waves over Korea Peninsula Using All-Sky Camera and Fabry-Perot Interferometer [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2007
We estimate the momentum fluxes of short-period gravity waves which are observed in the OI 557.7 nm nightglow emission with all-sky camera at Mt. Bohyun (36.2° N, 128.9° E) in Korea.
Jong-Kyun Chung   +3 more
doaj   +1 more source

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