Results 11 to 20 of about 268,873 (291)

Modelling substorm chorus events in terms of dispersive azimuthal drift [PDF]

open access: yesAnnales Geophysicae, 2004
The Substorm Chorus Event (SCE) is a radio phenomenon observed on the ground after the onset of the substorm expansion phase. It consists of a band of VLF chorus with rising upper and lower cutoff frequencies.
A. B. Collier   +2 more
doaj   +1 more source

Probing Planckian physics: Resonant production of particles during inflation and features in the primordial power spectrum [PDF]

open access: yesPhysical Review D, 2000
The phenomenon of resonant production of particles {\it after} inflation has received much attention in the past few years. In a new application of resonant production of particles, we consider the effect of a resonance {\em during} inflation. We show that if the inflaton is coupled to a massive particle, resonant production of the particle during ...
Edward W. Kolb   +5 more
openaire   +2 more sources

ULF waves with drift resonance and drift-bounce resonance energy sources as observed in artificially-induced HF radar backscatter [PDF]

open access: yesAnnales Geophysicae, 2001
HF radar backscatter which has been artificially-induced by a high power RF facility such as the EISCAT heater at Tromsø has been demonstrated to provide ionospheric electric field data of unprecedented temporal resolution and accuracy. Here such data
T. K. Yeoman, T. K. Yeoman, D. M. Wright
doaj   +1 more source

The LHC diphoton resonance and dark matter

open access: yesPhysics Letters B, 2016
A resonance with a mass of approximately 750 GeV has recently been “observed” at the LHC in its diphoton decay. If this state is not simply a statistical fluctuation which will disappear with more data, it could have important implications not only for ...
Yann Mambrini   +2 more
doaj   +1 more source

Evidence for acceleration of outer zone electrons to relativistic energies by whistler mode chorus [PDF]

open access: yesAnnales Geophysicae, 2002
We use plasma wave and electron data from the Combined Release and Radiation Effects Satellite (CRRES) to investigate the viability of a local stochastic electron acceleration mechanism to relativistic energies driven by gyroresonant interactions ...
N. P. Meredith   +7 more
doaj   +1 more source

Quasi-particles and their absence in photoemission spectroscopy [PDF]

open access: yes, 2002
The elucidation of Landau Fermi liquid quasi-particles and their absence in strongly correlated electron systems lies at the heart of modern research on the quantum mechanics of electrons in condensed matter.
Allen, J. W.
core   +1 more source

Anomalous diffusion of pions at RHIC [PDF]

open access: yes, 2007
After pointing out the difference between normal and anomalous diffusion, we consider a hadron resonance cascade (HRC) model simulation for particle emission at RHIC and point out, that rescattering in an expanding hadron resonance gas leads to a heavy ...
Csanad, M., Csorgo, T., Nagy, M.
core   +4 more sources

Investigating the jet activity accompanying the production at the LHC of a massive scalar particle decaying into photons

open access: yesPhysics Letters B, 2016
We study the jet activity that accompanies the production by gluon fusion of a new physics scalar particle decaying into photons at the LHC. In the considered scenarios, both the production and decay mechanisms are governed by loop-induced interactions ...
Benjamin Fuks   +3 more
doaj   +1 more source

Fermionic statistics suppresses Fano resonances [PDF]

open access: yes, 2014
Fano resonances and bound states with energy in the continuum are ubiquitous phenomena in different areas of physics. Observations, however, have been limited so far to single-particle processes.
Ciamei, Alessio   +8 more
core   +3 more sources

Beyond $$M_{t\bar{t}}$$ Mtt¯ : learning to search for a broad $$t\bar{t}$$ tt¯ resonance at the LHC

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
A resonance peak in the invariant mass spectrum has been the main feature of a particle at collider experiments. However, broad resonances not exhibiting such a sharp peak are generically predicted in new physics models beyond the Standard Model. Without
Sunghoon Jung, Dongsub Lee, Ke-Pan Xie
doaj   +1 more source

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