Results 51 to 60 of about 1,729,274 (201)

The formation of CDM haloes I: Collapse thresholds and the ellipsoidal collapse model

open access: yes, 2014
In the excursion set approach to structure formation initially spherical regions of the linear density field collapse to form haloes of mass $M$ at redshift $z_{\rm id}$ if their linearly extrapolated density contrast, averaged on that scale, exceeds ...
Aaron D. Ludlow   +52 more
core   +1 more source

Characteristics of Tides in the Red Sea Region, a Numerical Model Study

open access: yes, 2015
In this work, a two-dimensional numerical model based on Delft3D modelling system was setup to study the tidal characteristics of the Red Sea. Besides that, analyses of available observed time series of surface elevations were carried out.
Fawaz Madah   +3 more
semanticscholar   +1 more source

Dynamical Tides in Eccentric Binaries and Tidally-Excited Stellar Pulsations in KEPLER KOI-54 [PDF]

open access: yes, 2011
Recent observation of the tidally-excited stellar oscillations in the main-sequence binary KOI-54 by the KEPLER satellite provides a unique opportunity for studying dynamical tides in eccentric binary systems.
Alexander   +32 more
core   +4 more sources

The genetic diversity of Mesodinium and associated cryptophytes

open access: yesFrontiers in Microbiology, 2016
Ciliates from the genus Mesodinium are globally distributed in marine and freshwater ecosystems and may possess either heterotrophic or mixotrophic nutritional modes. Members of the M.
Matthew David Johnson   +10 more
doaj   +1 more source

Seaweed Reproductive Phenology Protocol [PDF]

open access: yes, 2003
The purpose of this resource is to classify and count the reproductive phenological phases of receptacles on selected seaweed species. Students will classify and count the reproductive phases of seaweed plants within a 1-meter x 1-meter plot in the inter-
The GLOBE Program, University Corporation for Atmospheric Research (UCAR)
core  

Librational response of a deformed 3-layer Titan perturbed by non-keplerian orbit and atmospheric couplings

open access: yes, 2014
The analyses of Titan's gravity field obtained by Cassini space mission suggest the presence of an internal ocean beneath its icy surface. The characterization of the geophysical parameters of the icy shell and the ocean is important to constrain the ...
Charnay, Benjamin   +2 more
core   +3 more sources

Uplift and subsidence associated with the great Aceh-Andaman earthquake of 2004 [PDF]

open access: yes, 2006
Rupture of the Sunda megathrust on 26 December 2004 produced broad regions of uplift and subsidence. We define the pivot line separating these regions as a first step in defining the lateral extent and the downdip limit of rupture during that great M_w ≈
Abrams, Michael   +6 more
core   +1 more source

A New Algorithm Based on the Phytoplankton Absorption Coefficient for Red Tide Monitoring in the East China Sea via a Geostationary Ocean Color Imager (GOCI)

open access: yesRemote Sensing
Rapid and accurate dynamic monitoring and quantitative analysis of red tide disasters are of significant practical importance to national economic development. Remote sensing technology is an effective means for monitoring red tides.
Xiaohui Xu   +3 more
doaj   +1 more source

Spectral and Spatial Prior-Guided Red Tide Detection for Optical Satellite Imagery

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Red tides deplete excessive dissolved oxygen, and some harmful algal blooms even release toxic substances into the ocean, posing severe threats to global marine ecosystems.
Qiong Wu   +4 more
doaj   +1 more source

Relativistic Corrections for Time and Frequency Transfer in Optical Fibres

open access: yes, 2015
We derive relativistic corrections for one-way and two-way time and frequency transfer over optical fibres neglecting no terms that exceed 1 ps in time and $10^{-18}$ in fractional frequency, and estimate their magnitude in typical fibre links.
Delva, P, Geršl, J, Wolf, P
core   +2 more sources

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