Results 51 to 60 of about 625,134 (279)

The topology associated with cusp singular points

open access: yesNonlinearity, 2012
In this paper we investigate the global geometry associated with cusp singular points of two-degree of freedom completely integrable systems. It typically happens that such singular points appear in couples, connected by a curve of hyperbolic singular points.
Konstantinos, Efstathiou   +1 more
openaire   +4 more sources

Cluster observations of the midaltitude cusp under strong northward interplanetary magnetic field [PDF]

open access: yes, 2008
We report on a multispacecraft cusp observation lasting more than 100 min. We determine the cusp boundary motion and reveal the effect on the cusp size of the interplanetary magnetic field (IMF) changing from southward to northward.
Reme, Henri   +17 more
core   +1 more source

Transformation of caustic structures of the catastrophe type during the propagation of electromagnetic waves in cold plasma [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика
The purpose of the work is to investigate the possibilities of formation of centers of topological caustic singularities of the catastrophe type during probing of a unimodal plasma layer by electromagnetic waves.
Kryukovsky, Andrey Sergeevich   +1 more
doaj   +1 more source

Pulsed flows at the high-altitude cusp poleward boundary, and associated ionospheric convection and particle signatures, during a cluster - FAST - SuperDARN - sondrestrom conjunction under a southwest [PDF]

open access: yes, 2004
Particle and magnetic field observations during a magnetic conjunction Cluster 1-FAST-Søndrestrøm within the field of view of SuperDARN radars on 21 January 2001 allow us to draw a detailed, comprehensive and self-consistent picture at three heights of ...
Lund, E.   +15 more
core   +6 more sources

Talon cusp affecting primary dentition in two siblings: a case report [PDF]

open access: yes, 2014
The term talon cusp refers to a rare developmental dental anomaly characterized by a cusp-like structure projecting from the cingulum area or cement-enamel junction.
Mallineni, S. K. ;   +3 more
core   +1 more source

Simple curve singularities

open access: yes, 2015
In this paper we classify simple parametrisations of complex curve singularities of arbitrary embedding dimension. Simple means that all neighbouring singularities fall in finitely many equivalence classes.
Stevens, Jan, Stevens, Jan,
core   +1 more source

On the classification of rational surface singularities

open access: yes, 2012
A general strategy is given for the classification of graphs of rational surface singularities. For each maximal rational double point configuration we investigate the possible multiplicities in the fundamental cycle. We classify completely certain types
Stevens, Jan, Jan Stevens, Stevens, Jan,
core   +1 more source

ABL kinase‐dependent phosphorylation of SH proteins promotes their direct interaction with CRK family SH2 domains

open access: yesFEBS Letters, EarlyView.
CT10 regulator of kinase (CRK) and CRK‐Like (CRKL) are signaling adaptors driving cell adhesion, motility, differentiation, and proliferation. SH2‐domain containing (SH) proteins are enriched in YXXP motifs which when phosphorylated create preferred binding sites for CRK family SH2 domains.
Phoebe M. Cousens   +8 more
wiley   +1 more source

Explicit Resolutions of Cubic Cusp Singularities [PDF]

open access: yes, 2000
Resolutions of cusp singularities are crucial to many techniques in computational number theory, and therefore finding explicit resolutions of these singularities has been the focus of a great deal of research.
Grundman, Helen G
core   +1 more source

Coordinated ground-based, low altitude satellite and Cluster observations on global and local scales during a transient post-noon sector excursion of the magnetospheric cusp [PDF]

open access: yes, 2001
On 14 January 2001, the four Cluster spacecraft passed through the northern magnetospheric mantle in close conjunction to the EISCAT Svalbard Radar (ESR) and approached the post-noon dayside magnetopause over Greenland between 13:00 and 14:00 UT.
H. Alleyne (7651604)   +282 more
core   +5 more sources

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