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Related papers: Isotope Production in Fusion Systems

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Producing valuable isotopes with high-flux high-energy neutrons generated by muon-catalyzed fusion ($\mu$CF) reactions could substantially improve the economic prospects for muon-catalyzed fusion. Because no external heating is required for…

Plasma Physics · Physics 2025-12-29 J. F. Parisi , A. Rutkowski

Background: The emergence and growth of fusion technology enables investigative studies into its applications beyond typical power production facilities. This study seeks to determine the viability of medical isotope production with the…

Medical Physics · Physics 2025-09-18 Lee J. Evitts , Philip W. Miller , Chiara Da Pieve , Andrew Turner , Stefano Borini

Nuclear fusion promises a nearly limitless energy source, but achieving breakeven-where fusion output exceeds input-requires extreme plasma conditions and complex confinement systems. Here we propose an alternative approach based on…

Nuclear Experiment · Physics 2026-04-02 Tadafumi Kishimoto

Global consumption of heat is vast and difficult to decarbonise, but it could present an opportunity for commercial fusion energy technology. The economics of supplying heat with fusion energy are explored in context of a future…

Physics and Society · Physics 2025-04-16 S. H. Ward , M. Majeed , N. J. Lopes Cardozo

Nuclear batteries require radioisotopes with specific combinations of half-life, decay mode, and radiation properties, yet most candidate fuels lack scalable production routes. We show how the future availability of deuterium-tritium (D-T)…

Plasma Physics · Physics 2026-05-21 J. F. Parisi

Deuterium-tritium fusion reactions produce high-energy neutrons that can transmute materials into valuable isotopes. Over the next ten years, the cost of fusion neutrons is projected to decrease by roughly seven orders of magnitude. Most…

Plasma Physics · Physics 2026-03-03 J. F. Parisi , K. Schiller

A scalable approach for chrysopoeia - the transmutation of base metals into gold - has been pursued for millennia. While there have been small-scale demonstrations in particle accelerators and proposals involving thermal neutron capture, no…

Plasma Physics · Physics 2025-08-05 Adam Rutkowski , Jake Harter , Jason Parisi

We show that transmutation driven by high-energy neutrons from deuterium-tritium (D-T) fusion reactions can produce many important medical radioisotopes - including $^{32}$P, $^{60}$Co, $^{64}$Cu, $^{89}$Sr, $^{90}$Y, $^{89}$Zr,…

Nuclear Experiment · Physics 2025-11-25 J. F. Parisi , A. Rutkowski , J. Harter , J. A. Schwartz , S. Chen

Fusion reactors can permanently remediate mercury by using it as a neutron multiplier: each (n,2n) reaction reduces the neutron number towards ${}^{197}$Hg which quickly decays into stable gold, irreversibly removing it from the environment…

Plasma Physics · Physics 2026-04-06 J. F. Parisi , J. Azad

An approach to achieve nuclear fusion utilizing the formation of high densities of electrons and neutrals is described. The profusion of low energy electrons provides high dynamic electric fields that help reduce the Coulomb barrier in…

Plasma Physics · Physics 2019-08-30 Alfred Y. Wong , Chun-Ching Shih

We introduce a novel fusion scheme enabled by laser-plasma solitons, which promises to overcome several fundamental obstructions to reaching the breakeven condition. For concreteness, we invoke deuterium-tritium (DT) as fuels. The intense…

Plasma Physics · Physics 2026-01-08 Pisin Chen , Yung-Kun Liu , Gerard Mourou

Fusion energy is often regarded as a long-term solution to the world's energy needs. However, even after solving the critical research challenges, engineering and materials science will still impose significant constraints on the…

Physics and Society · Physics 2021-01-15 T. E. G. Nicholas , T. P. Davis , F. Federici , J. E. Leland , B. S. Patel , C. Vincent , S. H. Ward

Commercial fusion energy requires frameworks to assess both the scientific and economic viability of a wide variety of fusion concepts. Inspired by the Lawson criterion's ability to universally describe fusion energy gain, a generalized…

Plasma Physics · Physics 2026-04-10 D. G. Whyte , A. Lo , R. Bielajew , M. Hancock , R. Moeykens , G. Shaw

A design principle is suggested to overcome obstacles that prevent positive net energy output in nuclear fusion devices based on electrostatically accelerated ions. Since Coulomb scattering cross-section dwarfs that of nuclear fusion, the…

Plasma Physics · Physics 2020-05-27 E. V. Tsiper

Low carbon synfuel can displace transport fossil fuels such as diesel and jet fuel and help achieve the decarbonization of the transportation sector at a global scale, but large-scale cost-effective production facilities are needed.…

Aneutronic and nonradioactive properties make the proton-boron fusion a prospective candidate for fusion energy production through reactions following p+$^{11}$B$\rightarrow$3${\alpha}$ (p-$^{11}$B). However, it is difficult to achieve a…

Nuclear fusion requires overcoming or traversing a repulsive Coulomb barrier of hundreds of kiloelectronvolts, rendering the probability of fusion at sub-keV energies vanishingly small. Yet in condensed matter, the electronic and structural…

Nuclear Experiment · Physics 2025-12-09 Micah. E. Karahadian , Matthew Colborne , Arun Persaud , Thomas Schenkel , Jeremy N. Munday

Graphite-moderated nuclear reactors have already produced more than 250000 tons of irradiated nuclear graphite, or i-graphite, world-wide. The sustainability of this technology relies on the end-of-life management of its moderator, which is…

Accelerator Physics · Physics 2022-01-19 Mathieu Rasson , Julien Fuchs , Grégoire Augé , Jean-Louis Quéri , Gérard Laurent

A first set of computational studies of transmutation of spent nuclear fuel using compact tunable 14 MeV D-T fusion driven neutron sources is presenter. Where we study the controllability, time evolution, as well as effects of spatial…

Nuclear Theory · Physics 2021-09-21 Joshua Tanner , Ales Necas , Sydney Gales , Gerard Mourou , Toshiki Tajima

Recently, it has been shown that altering the natural collisional power flow of the proton-Boron 11 (pB11) fusion reaction can significantly reduce the Lawson product of ion density and confinement time required to achieve ignition.…

Plasma Physics · Physics 2023-10-31 Ian E. Ochs , Nathaniel J. Fisch
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