A phonon laser in ultra-cold matter (2009)
Mendonça, J. T., Brodin, G., Marklund, M., Terças, H.
We show the possible excitation of a phonon laser instability in an ultra-cold atomic gas confined in a magneto-optical trap. Such an effect results from a negative Landau damping of the collective...
Interaction between gravitational waves and plasma waves in the Vlasov description (2009)
Brodin, G., Forsberg, M., Marklund, M., Eriksson, D.
The nonlinear interaction between electromagnetic, electrostatic and gravitational waves in a Vlasov plasma is reconsidered. By using a orthonormal tetrad description the three-wave coupling...
Fluid moment hierarchy equations derived from quantum kinetic theory (2009)
Haas, F., Marklund, M., Brodin, G., Zamanian, J.
A set of quantum hydrodynamic equations are derived from the moments of the electrostatic mean-field Wigner kinetic equation. No assumptions are made on the particular local equilibrium or on the...
Modestov, M., Bychkov, V., Brodin, G., Valiev, D., Marklund, M., Matyba, P., ...
We develop a model describing the electrochemical conversion of an organic semiconductor (specifically, the active material in a light-emitting electrochemical cell) from the undoped non-conducting...
Nonlinear electromagnetic wave equations for superdense magnetized plasmas (2009)
Shukla, N., Brodin, G., Marklund, M., Shukla, P. K., Stenflo, L.
By using the quantum hydrodynamic and Maxwell equations, we derive nonlinear electron-magnetohydrodynamic (MHD), Hall-MHD, and dust Hall-MHD equations for dense quantum magnetoplasmas. The nonlinear...
Excitation of multiple wakefields by short laser pulses in dense plasmas (2009)
Shukla, P. K., Brodin, G., Marklund, M., Stenflo, L.
We present a theoretical investigation of the excitation of multiple electrostatic wakefields by the ponderomotive force of a short electromagnetic pulse propagating through a dense plasma. It is...
Nonlinear electromagnetic wave equations for superdense magnetized plasmas (2009)
Shukla, Nitin, Brodin, G., Marklund, M., Shukla, P. K., Stenflo, L.
Nonlinear electromagnetic wave equations for superdense magnetized plasmas (2009)
Shukla, Nitin, Brodin, G, Marklund, M, Shukla, P K, Stenflo, Lennart
By using the quantum hydrodynamic and Maxwell equations, we derive the generalized nonlinear electron magnetohydrodynamic, the generalized nonlinear Hall-MHD (HMHD), and the generalized nonlinear...
Exact analytic solutions for nonlinear waves in cold plasmas (2008)
Rowlands, G. (George), Brodin, G., Stenflo, Lennart
Large amplitude plasma oscillations are studied in a cold electron plasma. Using Lagrangian variables, a new class of exact analytical solutions is found. It turns out that the electric field...
On the possibility of metamaterial properties in spin plasmas (2008)
The fluid theory of plasmas is extended to include the properties of electron spin. The linear theory of waves in a magnetized plasma is presented, and it is shown that the spin effects causes a...
Mendonca, J. T., Brodin, G., Marklund, M.
Two different quantum processes are considered in a perturbed vacuum cavity: time refraction and dynamical Casimir effect. They are shown to be physically equivalent, and are predicted to be...
Modified Jeans Instability Criteria for Magnetized Systems (2008)
Lundin, J., Marklund, M., Brodin, G.
The Jeans instability is analyzed for dense magnetohydrodynamic plasmas with intrinsic magnetization, the latter due to collective electron spin effects. Furthermore, effects of electron tunneling as...
Wake field generation and nonlinear evolution in a magnetized electron-positron-ion plasma (2008)
Shukla, P. K., Brodin, G., Marklund, M., Stenflo, L.
The nonlinear propagation of a circularly polarized electromagnetic (CPEM) wave in a strongly magnetized electron-positron-ion plasma is investigated. Two coupled equations describing the interaction...
Superluminal tunneling of microwaves in smoothly varying transmission lines (2008)
Shvartsburg, A. B., Marklund, M., Brodin, G., Stenflo, L.
Tunneling of microwaves through a smooth barrier in a transmission line is considered. In contrast to standard wave barriers, we study the case where the dielectric permittivity is positive, and the...
Spin quantum plasmas - new aspects of collective dynamics (2008)
Quantum plasmas is a rapidly expanding field of research, with applications ranging from nanoelectronics, nanoscale devices and ultracold plasmas, to inertial confinement fusion and astrophysics....
Quantum, spin and QED effects in plasmas (2008)
Plasmas are usually described using classical equations. While this is often a good approximation, where are situations when a quantum description is motivated. In this paper we will include several...
Quantum plasma effects in the classical regime (2008)
Brodin, G., Marklund, M., Manfredi, G.
For quantum effects to be significant in plasmas it is often assumed that the temperature over density ratio must be small. In this paper we challenge this assumption by considering the contribution...
New quantum limits in plasmonic devices (2008)
Marklund, M, Brodin, G, Stenflo, Lennart, Liu, C S
Surface plasmon polaritons (SPPs) have recently been recognized as an important future technique for microelectronics. Such SPPs have been studied using classical theory. However, current...
New Quantum Limits in Plasmonic Devices (2007)
Marklund, M., Brodin, G., Stenflo, L., Liu, C. S.
Surface plasmon polaritons (SPPs) have recently been recognized as an important future technique for microelectronics. Such SPPs have been studied using classical theory. However, current...
Laboratory soft x-ray emission due to the Hawking-Unruh effect? (2007)
Brodin, G., Marklund, M., Bingham, R., Collier, J., Evans, R. G.
The structure of spacetime, quantum field theory, and thermodynamics are all connected through the concepts of the Hawking and Unruh temperatures. The possible detection of the related radiation...
Ferromagnetic behavior in magnetized plasmas (2007)
We consider a low-temperature plasma within a newly developed MHD Fluid model. In addition to the standard terms, the electron spin, quantum particle dispersion and degeneracy effects are included....
Spin solitons in magnetized pair plasmas (2007)
A set of fluid equations, taking into account the spin properties of the electrons and positrons in a magnetoplasma, are derived. The magnetohydrodynamic limit of the pair plasma is investigated. It...
Circularly polarized waves in a plasma with vacuum polarization effects (2007)
Lundin, J., Stenflo, L., Brodin, G., Marklund, M., Shukla, P. K.
The theory for large amplitude circularly polarized waves propagating along an external magnetic field is extended in order to include also vacuum polarization effects. A general dispersion relation,...
Short wavelength electromagnetic propagation in magnetized quantum plasmas (2007)
Lundin, J., Zamanian, J., Marklund, M., Brodin, G.
The quantum electrodynamical (QED) short wavelength correction on plasma wave propagation for a non-relativistic quantum plasma is investigated. A general dispersion relation for a thermal...
Anomalous reflection and excitation of surface waves in metamaterials (2007)
Brodin, G., Marklund, M., Stenflo, L., Shukla, P. K.
We consider reflection of electromagnetic waves from layered structures with various dielectric and magnetic properties, including metamaterials. Assuming periodic variations in the permittivity, we...
Quantum Electrodynamical Photon Splitting in Magnetized Nonlinear Pair Plasmas (2007)
Brodin, G., Marklund, M., Eliasson, B., Shukla, P. K.
We present for the first time the nonlinear dynamics of quantum electrodynamic (QED) photon splitting in a strongly magnetized electron-positron (pair) plasma. By using a QED corrected Maxwell...
Spin magnetohydrodynamics (2006)
Starting from the non-relativistic Pauli description of spin-1/2 particles, a set of fluid equations, governing the dynamics of such particles interacting with external fields and other particles, is...
Dynamics of spin 1/2 quantum plasmas (2006)
The fully nonlinear governing equations for spin 1/2 quantum plasmas are presented. Starting from the Pauli equation, the relevant plasma equations are derived, and it is shown that nontrivial...
Graviton mediated photon-photon scattering in general relativity (2006)
Brodin, G., Eriksson, D., Marklund, M.
In this paper we consider photon-photon scattering due to self-induced gravitational perturbations on a Minkowski background. We focus on four-wave interaction between plane waves with weakly space...
Photon acceleration in vacuum (2006)
Mendonça, J.T., Marklund, M., Shukla, P.K.*, Brodin, G.
A new process associated with the nonlinear optical properties of the electromagnetic vacuum, as predicted by quantum electrodynamics, is described. This can be called photon acceleration in vacuum,...
Photon acceleration in vacuum (2006)
Mendonça, J.T., Marklund, M., Shukla, P.K., Brodin, G.
A new process associated with the nonlinear optical properties of the electromagnetic vacuum, as predicted by quantum electrodynamics, is described. This can be called photon acceleration in vacuum,...
Photon acceleration in vacuum (2006)
Mendonça, J.T., Marklund, M., Shukla, P.K., Brodin, G.
A new process associated with the nonlinear optical properties of the electromagnetic vacuum, as predicted by quantum electrodynamics, is described. This can be called photon acceleration in vacuum,...
Photon acceleration in vacuum (2006)
Mendonca, J. T., Marklund, M., Shukla, P. K., Brodin, G.
A new process associated with the nonlinear optical properties of the electromagnetic vacuum, as predicted by quantum electrodynamics, is described. This can be called photon acceleration in vacuum,...
Lundin, J., Marklund, M., Lundstrom, E., Brodin, G., Collier, J., Bingham, R., ...
We derive expressions for the coupling coefficients for electromagnetic four-wave mixing in the non-linear quantum vacuum. An experimental setup for detection of elastic photon-photon scattering is...
Short wavelength quantum electrodynamical correction to cold plasma-wave propagation (2006)
Lundin, J., Brodin, G., Marklund, M.
The effect of short wavelength quantum electrodynamic (QED) correction on plasma-wave propagation is investigated. The effect on plasma oscillations and on electromagnetic waves in an unmagnetized as...
Nonlinear interaction between three inertial Alfv\'{e}n waves (2006)
Brodin, G., Stenflo, L., Shukla, P. K.
The resonant coupling between Alfv\'{e}n waves is reconsidered. New results are found for cold plasmas there temperature effects are negligible.
Nonlinear interactions between kinetic Alfv\'{e}n and ion-sound waves (2006)
Brodin, G., Stenflo, L., Shukla, P. K.
The resonant interaction between kinetic Alfv\'{e}n and ion-acoustic waves is considered using the Hall-MHD theory. The results of previous authors are generalized to cover both finite Larmor radius...
The three-wave coupling coefficients for a cold magnetized plasma (2006)
The resonant interaction between three waves in a uniform magnetized plasma is considered. Using the somewhat inaccessible result of the general theory we deduce the explicit expressions for the...
Nonlinear interaction between three kinetic Alfv\'{e}n waves (2006)
Shukla, P. K., Brodin, G., Stenflo, L.
Using Hall-MHD theory, we focus on the resonant interaction between three kinetic Alfv\'{e}n waves. We thus derive three coupled equations which govern this process. It turns out that these equations...
Large-amplitude Electron Oscillations in a Plasma Slab (2006)
Stenflo, L., Marklund, M., Brodin, G., Shukla, P. K.
Nonlinear oscillations within a plasma slab are analyzed. Two types of solutions are found, depending on the initial value of the electron density. The first represents regular oscillations within...
Lundin, J, Marklund, M, Lundstrom, E, Brodin, G, Collier, J, Bingham, R, ...
We derive expressions for the coupling coefficients for electromagnetic four-wave mixing in the nonlinear quantum vacuum. An experimental setup for detection of elastic photon-photon scattering is...
Using high-power lasers for detection of elastic photon-photon scattering (2006)
Lundström, E, Brodin, G, Lundin, J, Marklund, M, Bingham, R, Collier, J, ...
Using high-power lasers for detection of elastic photon-photon scattering (2005)
Lundstrom, E., Brodin, G., Lundin, J., Marklund, M., Bingham, R., Collier, J., ...
The properties of four-wave interaction via the nonlinear quantum vacuum is investigated. The effect of the quantum vacuum is to generate photons with new frequencies and wave vectors, due to elastic...
Solitons and decoherence in left-handed metamaterials (2005)
Marklund, M., Shukla, P. K., Stenflo, L., Brodin, G.
We present exact electromagnetic solitary pulses that can be experimentally obtained within nonlinear left-handed metamaterials. The effect of pulse decoherence on the modulation instability of...
Quantum Electrodynamical Effects in Dusty Plasmas (2005)
Marklund, M., Stenflo, L., Shukla, P. K., Brodin, G.
A new nonlinear electromagnetic wave mode in a magnetized dusty plasma is predicted. Its existence depends on the interaction of an intense circularly polarized electromagnetic wave with a dusty...
Cherenkov radiation in a photon gas (2005)
Marklund, M., Brodin, G., Stenflo, L., Shukla, P. K.
It is well-known that a charged particle moving with constant velocity in vacuum does not radiate. In a medium the situation can be different. If the so called Cherenkov condition is satisfied, i.e....
Generation of Gravitational Radiation in Dusty Plasmas and Supernovae (2004)
Brodin, G., Marklund, M., Shukla, P. K.
We present a novel nonlinear mechanism for exciting a gravitational radiation pulse (or a gravitational wave) by dust magnetohydrodynamic (DMHD) waves in dusty astrophysical plasmas. We derive the...
Wave-kinetic description of nonlinear photons (2004)
Marklund, M., Shukla, P. K., Brodin, G., Stenflo, L.
The nonlinear interaction, due to quantum electrodynamical (QED) effects, between photons is investigated using a wave-kinetic description. Starting from a coherent wave description, we use the...
New low-frequency nonlinear electromagnetic wave in a magnetized plasma (2004)
Marklund, M., Shukla, P. K., Stenflo, L., Brodin, G., Servin, M.
A new nonlinear electromagnetic wave mode in a magnetized plasma is predicted. Its existence depends on the interaction of an intense circularly polarized electromagnetic wave with a plasma, where...
Photon-graviton pair conversion (2004)
Kallberg, A., Brodin, G., Marklund, M.
We consider the conversion of gravitons and photons as a four-wave mixing process. A nonlinear coupled systems of equations involving two gravitons and two photons is obtained, and the energy...
Nonlinear coupled Alfv\'{e}n and gravitational waves (2003)
Källberg, A., Brodin, G., Bradley, M.
In this paper we consider nonlinear interaction between gravitational and electromagnetic waves in a strongly magnetized plasma. More specifically, we investigate the propagation of gravitational...
Marklund, M., Shukla, P. K., Brodin, G., Stenflo, L.
The nonlinear interaction, due to quantum electrodynamical (QED) effects, between two electromagnetic pulses and a radiation gas is investigated. It is found that the governing equations admit both...
Self-phase modulation of spherical gravitational waves (2003)
Mendonca, J. T., Cardoso, V., Marklund, M., Servin, M., Brodin, G.
Self-phase modulation of spherical gravitational wavepackets propagating in a flat space-time in the presence of a tenuous distribution of matter is considered. Analogies with respect to similar...
Nonlinear self-interaction of plane gravitational waves (2003)
Servin, M., Marklund, M., Brodin, G., Mendonca, J. T., Cardoso, V.
Recently Mendonca and Cardoso [Phys. Rev. D, vol. 66, 104009 (2002)] considered nonlinear gravitational wave packets propagating in flat space-time. They concluded that the evolution equation - to...
Gravitational wave detection using electromagnetic modes in a resonance cavity (2002)
We present a proposal for a gravitational wave detector, based on the excitation of an electromagnetic mode in a resonance cavity. The mode is excited due to the interaction between a large amplitude...
Light bullets and optical collapse in vacuum (2002)
Brodin, G., Stenflo, L., Anderson, D., Lisak, M., Marklund, M., Johannisson, P.
In quantum electrodynamics, photon--photon scattering can be the result of the exchange of virtual electron--positron pairs. Effectively, this gives rise to self-interaction terms in Maxwell's...
Photon frequency conversion induced by gravitational radiation (2000)
Brodin, G., Marklund, M., Servin, M.
We consider propagation of gravitational radiation in a magnetized multicomponent plasma. It is shown that large density perturbations can be generated, even for small deviations from flat space,...
Parametric Excitation of Alfven Waves by Gravitational Radiation (1999)
Servin, M., Brodin, G., Bradley, M., Marklund, M.
We consider the parametric excitation of Alfven waves by gravitational radiation propagating on a Minkowski background, parallel to an external magnetic field. As a starting point, standard ideal MHD...