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In inertial confinement fusion, the DT fusion alpha particles carry not only energy but also appreciable momentum that is typically neglected in models of thermonuclear burn. In the central hotspot ignition scheme, the hotspot must…

Inertial confinement fusion requires a constant search for the most effective materials for improving the efficiency of the compression of the capsule and of the laser-to-target energy transfer. Foams could provide a solution to these…

While the underlying physics of the ICF approach to nuclear fusion is well understood and a technological implementation of the indirect drive variant of the ICF paradigm has recently been given at NIF commercially viable ICF concepts for…

Plasma Physics · Physics 2023-07-04 Hartmut Ruhl , Georg Korn

In the electron-driven fast-ignition approach to inertial confinement fusion, petawatt laser pulses are required to generate MeV electrons that deposit several tens of kilojoules in the compressed core of an imploded DT shell. We review…

Plasma Physics · Physics 2015-06-16 A. J. Kemp , F. Fiuza , A. Debayle , T. Johzaki , W. B. Mori , P. K. Patel , Y. Sentoku , L. O. Silva

Nanostructured solid boron-hydrogen compounds have been suggested as target and fuel for laser fusion, offering improved laser-plasma coupling, avoiding cryogenic fuel handling and fuel pre-compression and ultimately allowing a transit from…

Plasma Physics · Physics 2024-01-15 Karl Lackner , Rainer Burhenn , Sina Fietz , Alexander von Müller

Recently NAano-Plasmonic, Laser Inertial Fusion Experiments (NAPLIFE) were proposed, as an improved way to achieve laser driven fusion. The improvement is the combination of two basic research discoveries: (i) The possibility of detonations…

To enhance the core heating efficiency in fast ignition laser fusion, the concept of relativistic electron beam guiding by external magnetic fields was evaluated by integrated simulations for FIREX class targets. For the cone-attached shell…

Applying an external magnetic field to laser-driven inertial confinement fusion implosions is a promising approach for enhancing fusion yield. The field is compressed with the plasma, producing a magnetized hotspot that anisotropically…

Plasma Physics · Physics 2026-04-29 R. Spiers , A. Bose , C. A. Frank , D. J. Strozzi , J. D. Moody , C. A. Walsh , B. A. Hammel

Significant progress has been made towards laser-driven fusion ignition via different schemes, including direct and indirect central ignition, fast ignition, shock ignition, and impact ignition schemes. However, to reach ignition…

Plasma Physics · Physics 2016-06-09 W. -M. Wang , P. Gibbon , Z. -M. Sheng , Y. T. Li , J. Zhang

The declared aim of Marvel Fusion is the realization of a reactor based on the aneutronic fusion of proton and boron-11 nuclei in the near future, making use of latest-day laser technology and nano-structured materials. The aim of the…

Plasma Physics · Physics 2022-04-12 Karl Lackner

We investigate bulk ion heating in solid buried layer targets irradiated by ultra-short laser pulses of relativistic intensities using particle-in-cell simulations. Our study focuses on a CD2-Al-CD2 sandwich target geometry. We find…

Plasma Physics · Physics 2013-10-22 Lingen Huang , Michael Bussmann , Thomas Kluge , Anle Lei , Wei Yu , Thomas E. Cowan

Inertial confinement fusion fuel suffers increased X-ray radiation losses when carbon from the capsule ablator mixes into the hot-spot. Here we present one and two-dimensional ion Vlasov-Fokker-Planck simulations that resolve hot-spot self…

F\"oldes and Pokol in their letter "Inertial fusion without compression does not work either with or without nanoplasmonics" criticized our works \cite{CS2015,CKP2018}. Here we refute their argumentation. Our proposed improvement is the…

Plasma Physics · Physics 2020-12-23 László P. Csernai , Norbert Kroó , István Papp , Daniel D. Strottman

We present the "First Light Advanced Ignition Model" (FLAIM), a reduced model for the implosion, adiabatic compression, volume ignition and thermonuclear burn of a spherical DT fuel capsule utilising a high-Z metal pusher. FLAIM is…

The fast ignition paradigm for inertial confinement fusion (ICF) allows for extremely high gains but requires fuel to be heated very quickly to outpace hotspot disassembly and energy losses. This demands lasers with high power and…

Plasma Physics · Physics 2026-02-16 Benjamin Wang , Henry Fetsch , Nathaniel J. Fisch

Two-dimensional simulations of ion beam driven fast ignition are presented. Ignition energies of protons with Maxwellian spectrum and carbon ions with quasimonoenergetic and Maxwellian energy distributions are evaluated. The effect of the…

Plasma Physics · Physics 2009-10-08 J. J. Honrubia , J. C. Fernandez , M. Temporal , B. M. Hegelich , J. Meyer-ter-Vehn

Recently laser induced fusion with simultaneous volume ignition, a spin-off from relativistic heavy ion collisions, was proposed, where implanted nanoantennas regulated and amplified the light absorption in the fusion target. Studies of…

As an alternative inertial confinement fusion scheme with predicted high energy gain and more robust designs, shock ignition requires a strong converging shock driven by a shaped pulse with a high-intensity spike at the end to ignite a…

Escape of $\alpha$-particles from a burning or an ignited burning deuterium-tritium (DT) fuel with temperature up to more than tens keV is very important in inertial confinement fusion, which can significantly influence not only the hot…

Plasma Physics · Physics 2020-01-08 Kai Li , Ke Lan

In inertial confinement fusion the target implosion non-uniformity is introduced by a driver beams' illumination non-uniformity, a fuel target alignment error in a fusion reactor, the target fabrication defect, et al. For a steady operation…

Plasma Physics · Physics 2016-01-20 S. Kawata , K. Noguchi , T. Suzuki , T. Karino , D. Barada , A. I. Ogoyski , Y. Y. Ma