Results 11 to 20 of about 550,699 (320)

Occultation observation to probe the turbulence scale size in the plasma tail of comet Schwassmann-Wachmann 3-B [PDF]

open access: bronze2007, ApJ, 668, L67, 2007
We present the occultation observation of compact radio source B0019-000 through the plasma tail of comet Schwassmann-Wachmann 3-B. The observation was made with the Ooty Radio Telescope at 326.5 MHz on 2006 May 26, when the plasma tail of the comet was in front of this source.
Nirupam Roy   +2 more
arxiv   +3 more sources

A model actin comet tail disassembling by severing [PDF]

open access: greenPhysical Biology, 2011
We use a numerical simulation to model an actin comet tail as it grows from the surface of a small object (a bead) and disassembles by severing. We explore the dependence of macroscopic properties such as the local tail radius and tail length on several ...
Paul J. Michalski, Anders E Carlsson
semanticscholar   +2 more sources

Search for a circum-planetary material and orbital period variations of short-period Kepler exoplanet candidates [PDF]

open access: yes, 2014
A unique short-period Mercury-size Kepler exoplanet candidate KIC012557548b has been discovered recently by Rappaport et al. (2012). This object is a transiting disintegrating exoplanet with a circum-planetary material - comet-like tail. Close-in exoplanets, like KIC012557548b, are subjected to the greatest planet-star interactions.
Budaj, J.   +3 more
arxiv   +3 more sources

Three Dimensional MHD Simulationof Comet Hale-Bopp Tail [PDF]

open access: gold, 2008
The interaction between comet Hale-Bopp tail with the solar wind is investigated in the present paper using magneto-hydrodynamic (MHD) numerical simulation, which accounts for the presence of the interplanetary magnetic field (IMF).
Khalaf, Salman Zaidan   +1 more
core   +4 more sources

The comet tail artifact.

open access: yesJournal of Ultrasound in Medicine, 1982
A description and explanation of an unexpected echographic appearance in a patient who had sustained an abdominal shotgun wound is presented. In the B‐scans, a trail of dense continuous echoes, simulating a comet tail, is seen distal to each lead pellet.
M. Ziskin   +4 more
semanticscholar   +3 more sources

The Isolated Comet Tail Pseudopodium of Listeria monocytogenes: A Tail of Two Actin Filament Populations, Long and Axial and Short and Random [PDF]

open access: bronzeJournal of Cell Biology, 1997
Listeria monocytogenes is driven through infected host cytoplasm by a comet tail of actin filaments that serves to project the bacterium out of the cell surface, in pseudopodia, to invade neighboring cells.
A. Sechi, J. Wehland, J. Small
semanticscholar   +2 more sources

Abl Kinases Regulate Actin Comet Tail Elongation via an N-WASP-Dependent Pathway [PDF]

open access: greenMolecular and Cellular Biology, 2005
Microbial pathogens have evolved diverse strategies to modulate the host cell cytoskeleton to achieve a productive infection and have proven instrumental for unraveling the molecular machinery that regulates actin polymerization.
Elizabeth A. Burton   +2 more
semanticscholar   +2 more sources

Observations of a Comet Tail Disruption Induced by the Passage of a CME [PDF]

open access: bronze, 2008
[1] The Solar Mass Ejection Imager observed an extremely faint interplanetary coronal mass ejection (ICME) as it passed Comet C/2001 Q4 (NEAT) on 5 May 2004, apparently causing a disruption of its plasma tail. This is the first time that an ICME has been
T. Kuchar   +9 more
semanticscholar   +2 more sources

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