Results 41 to 50 of about 593,954 (295)

Discovery of Regular Daily Ionospheric Scintillation

open access: yesAtmosphere
The aim of this study was to find out whether, just like in March 2015, daily regular GPS positioning disturbances caused by ionospheric scintillations occurred in other months of the solar activity cycle 24.
Janis Balodis   +2 more
doaj   +1 more source

Cubipod® Armor Design in Depth-Limited Regular Wave-Breaking Conditions

open access: yesJournal of Marine Science and Engineering, 2018
Armor stability formulas for mound breakwaters are commonly based on 2D small-scale physical tests conducted in non-overtopping and non-breaking conditions.
M. Esther Gómez-Martín   +3 more
doaj   +1 more source

Propagation failure of excitation waves on trees and random networks

open access: yes, 2014
Excitation waves are studied on trees and random networks of coupled active elements. Undamped propagation of such waves is observed in those networks. It represents an excursion from the resting state and a relaxation back to it for each node.
Isele, Thomas M.   +3 more
core   +1 more source

RIPK4 function interferes with melanoma cell adhesion and metastasis

open access: yesMolecular Oncology, EarlyView.
RIPK4 promotes melanoma growth and spread. RIPK4 levels increase as skin lesions progress to melanoma. CRISPR/Cas9‐mediated deletion of RIPK4 causes melanoma cells to form less compact spheroids, reduces their migratory and invasive abilities and limits tumour growth and dissemination in mouse models.
Norbert Wronski   +9 more
wiley   +1 more source

Modeling the motion of a ship with suspended cargo

open access: yesVestnik MGTU
The stability of a vessel determines its ability to safely navigate in any sea state. In the process of studying the dynamics of a vessel in rough seas, the method of mathematical modeling based on the linear theory of waves and rolling has been used ...
Solovyov A. A., Shugay S. N.
doaj   +1 more source

Frequency Response in Regular Waves

open access: yesJournal of the Society of Naval Architects of Japan, 1987
The first report of the present investigation treats several methods of predicting the dynamic behaviour of an articulated column in regular waves. A straightforward solution is to integrate the equations of motion describing the behaviour of a column in waves to obtain timehistories of the motion. However, about thirty to forty periods of oscillations
Masataka Fujino   +3 more
openaire   +2 more sources

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Regular large waves on thick falling liquid films [PDF]

open access: yesE3S Web of Conferences
Here we investigate the possibility to create regular waves on falling liquid films that would survive for long distances. The flow is investigated in a 20-mm vertical pipe at the distance of 145-180 cm from the inlet for Reynolds numbers from 140 to 400.
Cherdantsev Andrey   +2 more
doaj   +1 more source

Nonlinear run-ups of regular waves on sloping structures [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2012
For coastal risk mapping, it is extremely important to accurately predict wave run-ups since they influence overtopping calculations; however, nonlinear run-ups of regular waves on sloping structures are still not accurately modeled.
T.-W. Hsu   +3 more
doaj   +1 more source

Late-time decay of perturbations outside extremal charged black hole

open access: yes, 2016
We analyze the late-time decay of scalar perturbations in extremal Reissner-Nordstrom spacetime. We consider individual spherical-harmonic modes $l$ of a test massless scalar field, restricting our attention to initial data of compact support, with ...
Sela, Orr
core   +1 more source

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