Results 41 to 50 of about 220,951 (294)

A Numerical Study on the Performance of the 66k DWT Bulk Carrier in Regular and Irregular Waves

open access: yesJournal of Marine Science and Engineering, 2023
Accurate resistance performance evaluation is essential to predict the minimum propulsion horsepower required for ships in real sea. Therefore, in this paper, the added resistance performance of K-Supramax in various wave conditions was calculated using ...
Gu-Hyeon Kim   +6 more
doaj   +1 more source

Rescattering corrections and self-consistent metric in Planckian scattering [PDF]

open access: yes, 2014
Starting from the ACV approach to transplanckian scattering, we present a development of the reduced-action model in which the (improved) eikonal representation is able to describe particles' motion at large scattering angle and, furthermore, UV-safe ...
Ciafaloni, Marcello, Colferai, Dimitri
core   +1 more source

Harnessing Fungal Biowelding for Constructing Mycelium‐Engineered Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Mycelium‐bound composites (MBCs) offer low‐carbon alternatives for construction, yet interfacial bonding remains a critical challenge. This review examines fungal biowelding as a biocompatible adhesive, elucidating mycelium‐mediated interfacial mechanisms and their role in material assembly. Strategies to optimize biowelding are discussed, highlighting
Xue Brenda Bai   +2 more
wiley   +1 more source

Investigation of Laser Ablation and Brush Pre‐Treatments for AlCu Cold Roll Bonding in Oxygen‐Free Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
It is shown that laser ablation pretreatment under oxygen‐free conditions enables copper–aluminium bonding at significantly lower deformation degrees and improved properties compared to mechanical brushing. Laser ablation further increases interface contact area and induces favourable residual stress states and microstructural compatibility ...
Khemais Barienti   +11 more
wiley   +1 more source

Influence of steady and turbulent wind on motions, mooring tension, and fatigue performance of a steel OO-Star floating offshore wind turbine

open access: yesFrontiers in Energy Research
Floating offshore wind turbines (FOWTs) often operate under turbulent wind conditions. However, to enhance computational efficiency, steady wind is sometimes used as an alternative to turbulent wind, potentially resulting in conservative estimates ...
Jiaqing Shu, Xiaoqing Gu
doaj   +1 more source

Irregular quasi-optical systems of millimeter waves electronics [PDF]

open access: yesЖурнал нано- та електронної фізики, 2009
he basic types and research results of irregular quasi-optical systems, applied in electronics and millimeter-wave technology, are presented in the review.
G.S. Vorobjov   +4 more
doaj  

Frequency- and time-domain analysis of a multi-degree-of-freedom point absorber wave energy converter

open access: yesAdvances in Mechanical Engineering, 2017
This study proposes a multi-degree-of-freedom wave energy converter and introduces a 6-PSS (prismatic pair–spherical pair–spherical pair) power take-off mechanism.
Yizhi Ye, Weidong Chen
doaj   +1 more source

ASYMMETRICAL INTERFERENCE OF COUNTER OBLIQUE SHOCK WAVES [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2015
Subject of Study. The paper deals with data on the interference of shock waves with different intensity and slope angles to the flow of them. This problem is related to the problem of designing air intakes to the internal compression and detonation ...
P. V. Bulat   +2 more
doaj   +1 more source

Computer Simulation of Current Forces on Motion of Floating Production Storage and Offloading in Irregular Waves [PDF]

open access: yes, 2010
This paper presents the effect of current forces on the motion of forces on Floating Production Storage and Offloading (FPSO) in irregular waves. The objective of this research is to compute the motion of FPSO in irregular waves by time domain simulation
Abdul Malik, Adi Maimun   +3 more
core  

Complex Rotating Waves and Long Transients in a Ring-Network of Electrochemical Oscillators with Sparse Random Cross-Connections

open access: yes, 2016
We perform experiments and phase model simulations with a ring network of oscillatory electrochemical reactions to explore the effect of random connections and non-isochronocity of the interactions on the pattern formation.
Kiss, István Z.   +2 more
core   +1 more source

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