Search Results - "Araudo, A. T"

Ultrahigh energy cosmic rays from shocks in the lobes of powerful radio galaxies by Matthews, J H, Bell, A R, Blundell, K M, Araudo, A T

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Fornax A, Centaurus A, and other radio galaxies as sources of ultrahigh energy cosmic rays by Matthews, J H, Bell, A R, Blundell, K M, Araudo, A T

“…ABSTRACT The origin of ultrahigh energy cosmic rays (UHECRs) is still unknown. It has recently been proposed that UHECR anisotropies can be attributed to…”
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Gamma-Ray Variability from Wind Clumping in High-Mass X-Ray Binaries with Jets by Owocki, S. P, Romero, G. E, Townsend, R. H. D, Araudo, A. T

“…In the subclass of high-mass X-ray binaries known as 'microquasars,' relativistic hadrons in the jets launched by the compact object can interact with cold…”
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Cosmic-ray acceleration by relativistic shocks: limits and estimates by Bell, A. R., Araudo, A. T., Matthews, J. H., Blundell, K. M.

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Gamma-ray emission from massive stars interacting with active galactic nuclei jets by Araudo, A. T., Bosch-Ramon, V., Romero, G. E.

“…Dense populations of stars surround the nuclear regions of galaxies. In active galactic nuclei, these stars can interact with the relativistic jets launched by…”
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Cosmic ray acceleration in hydromagnetic flux tubes by Bell, A R, Matthews, J H, Blundell, K M, Araudo, A T

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Amplification of perpendicular and parallel magnetic fields by cosmic ray currents by Matthews, J. H., Bell, A. R., Blundell, K. M., Araudo, A. T.

“…Abstract Cosmic ray (CR) currents through magnetized plasma drive strong instabilities producing amplification of the magnetic field. This amplification helps…”
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Modeling the Prompt Optical Emission of GRB 180325A: The Evolution of a Spike from the Optical to Gamma Rays by Becerra, R. L., De Colle, F., Cantó, J., Lizano, S., González, R. F., Granot, J., Klotz, A., Watson, A. M., Fraija, N., Araudo, A. T., Troja, E., Atteia, J. L., Lee, W. H., Turpin, D., Bloom, J. S., Boer, M., Butler, N. R., González, J. J., Kutyrev, A. S., Prochaska, J. X., Ramirez-Ruiz, E., Richer, M. G., Román-Zúñiga, C. G.

“…The transition from prompt to afterglow emission is one of the most exciting and least understood phases in gamma-ray bursts (GRBs). Correlations among…”
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PARTICLE ACCELERATION AND MAGNETIC FIELD AMPLIFICATION IN THE JETS OF 4C74.26 by Araudo, A. T., Bell, A. R., Blundell, K. M.

“…ABSTRACT We model the multi-wavelength emission in the southern hotspot of the radio quasar 4C74.26. The synchrotron radio emission is resolved near the shock…”
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Cosmic Ray Acceleration by Relativistic Shocks: Limits and Estimates by Bell, AR, Araudo, AT, Matthews, JH, Blundell, KM

“…We examine limits to the energy to which cosmic rays can be accelerated by relativistic shocks, showing that acceleration of light ions as high as 100 EeV is…”
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Extremely violent optical microvariability in blazars: fact or fiction? by Cellone, Sergio A., Romero, Gustavo E., Araudo, Anabella T.

“…Variability amplitudes larger than 1 mag over time-scales of a few tens of minutes have recently been reported in the optical light curves of several blazars…”
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Massive protostars as gamma-ray sources by Bosch-Ramon, V, Romero, G. E, Araudo, A. T, Paredes, J. M

“…Massive protostars have associated bipolar outflows with velocities of hundreds of km s$^{-1}$. Such outflows can produce strong shocks when interact with the…”
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Gamma-ray variability from wind clumping in HMXBs with jets by Owocki, S. P, Romero, G. E, Townsend, R. H. D, Araudo, A. T

“…Astrophys.J.696:690-693,2009 In the subclass of high-mass X-ray binaries known as "microquasars", relativistic hadrons in the jets launched by the compact…”
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GAMMA-RAY VARIABILITY FROM WIND CLUMPING IN HIGH-MASS X-RAY BINARIES WITH JETS by Owocki, S. P., Townsend, R. H. D., Romero, G. E., Araudo, A. T.

“…In the subclass of high-mass X-ray binaries known as 'microquasars', relativistic hadrons in the jets launched by the compact object can interact with cold…”
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Gamma-ray emission from massive star forming regions by Araudo, A. T, Romero, G. E, Bosch-Ramon, V, Paredes, J. M

“…Int.J.Mod.Phys.D17:1889-1894,2008 Recent radio observations support a picture for star formation where there is accretion of matter onto a central protostar…”
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Gamma-ray emission from massive young stellar objects by Araudo, A. T, Romero, G. E, Bosch-Ramon, V, Paredes, J. M

“…Astron.Astrophys.476:1289,2007 Massive stars form in dense and massive molecular cores. The exact formation mechanism is unclear, but it is possible that some…”
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Using gamma-rays to probe the clumped structure of stellar winds by Romero, G. E, Owocki, S. P, Araudo, A. T, Townsend, R, Benaglia, P

“…Gamma-rays can be produced by the interaction of a relativistic jet and the matter of the stellar wind in the subclass of massive X-ray binaries known as…”
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