English
Related papers

Related papers: Muon Catalyzed Fusion in 3 K Solid Deuterium

200 papers

We present the results of a search for the production of an excited state of the muon, mu*, in proton antiproton collisions at sqrt s = 1.96 TeV. The data have been collected with the D0 experiment at the Fermilab Tevatron Collider and…

High Energy Physics - Experiment · Physics 2008-11-26 D0 Collaboration , V. Abazov

Reaction processes in muon catalyzed fusion ($\mu$CF), $(dt\mu)_{J=v=0} \to \alpha + n + \mu + 17.6\,{\rm MeV}\:$ or $ \;(\alpha \mu)_{nl} + n + 17.6\,{\rm MeV}$ in the D-T mixture was comprehensively studied by Kamimura, Kino and Yamashita…

Nuclear Theory · Physics 2024-07-12 Qian Wu , Masayasu Kamimura

Recent measurements of the reaction d(d,p)t in metallic environments at very low energies performed by different experimental groups point to an enhanced electron screening effect. However, the resulting screening energies differ strongly…

Nuclear Experiment · Physics 2008-11-26 A. Huke , K. Czerski , P. Heide , G. Ruprecht , N. Targosz , W. Żebrowski

The non-resonant formation of $dd\mu$ molecules in the loosely bound state in collisions of non-thermalized $d\mu$ atoms with deuterium molecules D$_2$ has been considered. The process of such a type is possible only for collision energies…

Atomic Physics · Physics 2018-03-09 Andrzej Adamczak , Mark P. Faifman

The surface formation of NH3 and its deuterated isotopologues - NH2D, NHD2, and ND3 - is investigated at low temperatures through the simultaneous addition of hydrogen and deuterium atoms to nitrogen atoms in CO-rich interstellar ice…

Astrophysics of Galaxies · Physics 2017-05-26 Gleb Fedoseev , Sergio Ioppolo , Harold Linnartz

The proton-proton fusion process p p->d e^+ nu_e is calculated at threshold to fifth order in pionless effective field theory. There are two unknown two-body currents contributing at the second and fourth orders. Combined with the previous…

Nuclear Theory · Physics 2009-11-07 Malcolm Butler , Jiunn-Wei Chen

The spectra of charged hadrons produced near mid-rapidity in d+Au, p+Au and n+Au collisions at 200 GeV center of mass energy per nucleon pair are presented as a function of transverse momentum and centrality. These measurements were…

Nuclear Experiment · Physics 2010-03-26 Corey Reed

The deuteron binding energy is only 2.2 MeV. At the same time, its yield in Pb+Pb collisions at $\sqrt{s_{NN}} = $2.76 TeV corresponds to a thermal yield at the temperature around 155 MeV, which is too hot to keep deuterons bound. This…

High Energy Physics - Phenomenology · Physics 2019-05-07 Dmytro Oliinychenko , Long-Gang Pang , Hannah Elfner , Volker Koch

Nuclear fusion is recognized as the energy of the future, and huge efforts and capitals have been put into the research of controlled nuclear fusion in the past decades. The most challenging thing for controlled nuclear fusion is to…

Nuclear Experiment · Physics 2024-05-21 Darong Chen , Liang Jiang , Shuai Chen , Bao Wang , Dangguo Li , Peng Liang

The activities of the EUROfusion consortium on the development of high quality nuclear data for fusion applications include evaluations of deuteron induced reactions and related data libraries for needs of the DEMO fusion power plant and…

Nuclear Experiment · Physics 2024-05-27 M. Avrigeanu , E. Šimečková , J. Mrázek , C. Costache , V. Avrigeanu

Muon colliders and neutrino factories are attractive options for future facilities aimed at achieving the highest lepton-antilepton collision energies and precision measurements of Higgs boson and neutrino mixing matrix parameters. The…

Accelerator Physics · Physics 2019-08-14 Daniel M. Kaplan

By measuring the lifetime of the negative muon in pure protium (hydrogen-1), the MuCap experiment determines the rate of muon capture on the proton, from which the proton's pseudoscalar coupling g_p may be inferred. A precision of 15% for…

Nuclear Experiment · Physics 2008-11-26 Frederick Gray

We have investigated the chemistry of ${\rm C + H_3^+}$ forming CH$^+$, CH$_2^+$, and CH$_3^+$. These reactions are believed to be some of the key gas-phase astrochemical processes initiating the formation of organic molecules in molecular…

Instrumentation and Methods for Astrophysics · Physics 2015-07-15 A. P. O'Connor , X. Urbain , J. Stützel , K. A. Miller , N. de Ruette , M. Garrido , D. W. Savin

The performance of the upgraded solid deuterium ultracold neutron source at the pulsed reactor TRIGA Mainz is described. The current configuration stage comprises the installation of a He liquefier to run UCN experiments over long-term…

In this work, we consider the muonic LiH as a new stage of the $\mu$ catalyzed fusion. We calculate the bound states of the muonic LiH and LiH$^+$ and their wave functions based on the three and four body approximation. In order to solve…

Nuclear Theory · Physics 2022-07-21 Qian Wu , Xurong Chen

The singlet capture rate $\Lambda_S$ for the semileptonic weak process $\mu+p \to n+\nu_\mu$ has been measured in the MuCap experiment. The novel experimental technique is based on stopping muons in an active target, consisting of a time…

Nuclear Experiment · Physics 2019-08-13 Peter Kammel

The compressed baryonic matter (CBM) experiment at the future FAIR accelerator facility near Darmstadt, Germany, aims at the investigation of baryonic matter at highest net baryon densities but moderate temperatures, by colliding heavy-ions…

Nuclear Experiment · Physics 2011-12-05 A. Prakash , P. P. Bhaduri , S. Chattopadhyay , A. Dubey , B. K. Singh

We have measured the reaction of O + H3+ forming OH+ and H2O+. This is one of the key gas-phase astrochemical processes initiating the formation of water molecules in dense molecular clouds. For this work, we have used a novel merged…

Instrumentation and Methods for Astrophysics · Physics 2016-01-13 N. de Ruette , K. A. Miller , A. P. O'Connor , X. Urbain , C. F. Buzard , S. Vissapragada , D. W. Savin

A profusion of unbound, low-energy electrons creates a local electric field that reduces Coulomb potential and increases quantum tunneling probability for pairs of nuclei. Neutral beam-target experiments on deuterium-deuterium fusion…

Plasma Physics · Physics 2021-06-25 Alfred Y. Wong , Alexander Gunn , Allan X. Chen , Chun-Ching Shih , Mason J. Guffey

We calculate the muon capture rate on the deuteron to next-to-next-to-leading order in the pionless effective field theory. The result can be used to constrain the two-nucleon isovector axial coupling L_{1,A} to +/- 2 fm^3 if the muon…

Nuclear Theory · Physics 2009-11-11 Jiunn-Wei Chen , Takashi Inoue , Xiangdong Ji , Yingchuan Li