Results 31 to 40 of about 129,771 (261)

Regular and Mach Reflection of Shock Waves [PDF]

open access: yesAnnual Review of Fluid Mechanics, 1986
The properties that distinguish a shock wave from other waves are that its thickness is negligible compared with other characteristic lengths, and that the state of the medium is changed irreversibly by the passage of the wave. Shocks are therefore a highly nonlinear phenomenon, and parameter changes may be expected to lead to numerous bifurcations.
openaire   +2 more sources

Evaluation of Dynamic Pressure on Compound Perforated Wave Screen under Regular Waves [PDF]

open access: yesعلوم و مهندسی آبیاری, 2018
Coasts play an important role in economy of each country for their strategic location for residential, recreational, and industrial activities. Hence, a need has arisen to protect and maintain these coasts against waves and currents. (Rageh et al., 2009).
Naval Azam   +4 more
doaj   +1 more source

Determination of Formulae for the Hydrodynamic Performance of a Fixed Box-Type Free Surface Breakwater in the Intermediate Water

open access: yesJournal of Marine Science and Engineering, 2023
A two-dimensional viscous numerical wave tank coded mass source function in a computational fluid dynamics (CFD) software Flow-3D 11.2 is built and validated.
Guoxu Niu   +4 more
doaj   +1 more source

Regularity of rotational travelling water waves [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2012
Several recent results on the regularity of streamlines beneath a rotational travelling wave, along with the wave profile itself, will be discussed. The survey includes the classical water wave problem in both finite and infinite depth, capillary waves and solitary waves as well.
openaire   +2 more sources

Mooring Angle Study of a Horizontal Rotor Wave Energy Converter

open access: yesEnergies, 2021
The horizontal rotor wave energy converter is a newly designed wave energy converter. While the mooring system plays a vital role in keeping the device floating stably, the selection of the mooring angle has immediate effects on the device’s floating ...
Zhongliang Meng   +3 more
doaj   +1 more source

An epithelial GPR35 isoform supports tumor‐associated transcriptional and metabolic phenotypes

open access: yesFEBS Letters, EarlyView.
GPR35 generates two functionally distinct isoforms with previously unresolved roles. GPR35‐short mediates immune‐cell chemotaxis, while GPR35‐long is enriched in colorectal cancer epithelium, where it supports increased metabolism, proliferation, and tumor‐associated transcriptional programs.
Jørgen D. Rønneberg   +14 more
wiley   +1 more source

Numerical Study on the Influence of Interceptor and Stern Flap on Ship Resistance and Motion Response in Regular Waves

open access: yesJournal of Marine Science and Engineering
Stern flaps and interceptors are prevalent stern appendages on medium- to high-speed ships, designed to modify the sailing posture of ships and diminish resistance.
Kewei Song   +5 more
doaj   +1 more source

Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry

open access: yesFEBS Letters, EarlyView.
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri   +5 more
wiley   +1 more source

Numerical simulations of the group effect of large-diameter columns in regular waves

open access: yesShuili Shuiyun Gongcheng Xuebao, 2020
Structures with multiple columns are widely used in ocean engineering, and wave loads on large-diameter columns in a group are quite different from the isolated ones. In the present study, a three dimensional hydrodynamic code DIFFRACT based on potential
GAN Guixuan   +3 more
doaj   +1 more source

Motion of Floating Caisson with Extended Bottom Slab under Regular and Irregular Waves

open access: yesJournal of Marine Science and Engineering, 2021
Floating caissons may oscillate primarily due to ocean waves during towing operations. Reducing the oscillation based on the extension part (footing) of the bottom slab of the caissons can efficiently increase the safety of towing maneuvers. However, the
Tomoaki Nakamura   +5 more
doaj   +1 more source

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