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We propose a scheme that allows to analytically determine the three elementary cross sections and connect the solutions to the relative sign between the proton and the neutron spin scattering amplitudes once the measurements of total event…

High Energy Physics - Phenomenology · Physics 2015-03-17 M. Cannoni , J. D. Vergados , M. E. Gomez

We review the calculation of spin-dependent matrix elements relevant to scattering of weakly interacting massive particles on nuclei. A comprehensive list, to our knowledge, of the proton and neutron total spin expectation values ($<{\bf…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. A. Bednyakov , and F. Simkovic

Spin-dependent elastic scattering of weakly interacting massive dark matter particles (WIMP) off nuclei is reviewed. All available, within different nuclear models, structure functions S(q) for finite momentum transfer (q>0) are presented.…

High Energy Physics - Phenomenology · Physics 2009-11-11 V. A. Bednyakov , F. Simkovic

Theoretical calculations of neutralino-nucleon interaction rates with various nuclei are of great interest to direct dark matter searches such as CDMS, EDELWEISS, ZEPLIN, and other experiments since they are used to establish upper bounds…

High Energy Physics - Phenomenology · Physics 2010-10-27 Gintaras Duda , Ann Kemper , Paolo Gondolo

We study deep-inelastic scattering from polarized nuclei within a covariant framework. A clear connection is established between relativistic and non-relativistic limits, which enables a rigorous derivation of convolution formulae for the…

High Energy Physics - Phenomenology · Physics 2009-09-25 S. A. Kulagin , W. Melnitchouk , G. Piller , W. Weise

We perform nuclear shell model calculations of the neutralino-nucleus cross section for several nuclei in the A = 127 region. Each of the four nuclei considered is a primary target in a direct dark matter detection experiment. The…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. T. Ressell , D. J. Dean

We show how to include in the existing calculations for nuclei other than $^{129}$Xe, $^{131}$Xe, the corrections to the isovector coupling arising in chiral effective field theory recently found in Ref. \cite{Menendez1}. The dominant,…

Cosmology and Nongalactic Astrophysics · Physics 2013-04-26 M. Cannoni

The latest XENON100 data severely constrains dark matter elastic scattering off nuclei, leading to impressive upper limits on the spin-independent cross-section. The main goal of this paper is to stress that the same data set has also an…

High Energy Physics - Phenomenology · Physics 2013-03-13 Mathias Garny , Alejandro Ibarra , Miguel Pato , Stefan Vogl

We examine the cross sections for the elastic scattering of neutralinos $\chi$ on nucleons $p,n$, as functions of $m_\chi$ in the constrained minimal supersymmetric standard model. We find narrow bands of possible values of the cross…

High Energy Physics - Phenomenology · Physics 2009-09-11 John Ellis , Andrew Ferstl , Keith A. Olive

We study the effect that uncertainties in the nuclear spin-dependent structure functions have in the determination of the dark matter (DM) parameters in a direct detection experiment. We show that different nuclear models that describe the…

High Energy Physics - Phenomenology · Physics 2013-05-30 David G. Cerdeno , Mattia Fornasa , Ji-Haeng Huh , Miguel Peiro

We re-investigate the neutralino-nucleus elastic scattering as a promising dark matter detection mechanism including contributions from the scalar-pseudoscalar mixing of neutral Higgs states and the induced phase between two Higgs doublets…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Y. Choi

Soft diffraction phenomena in elastic nucleon scattering are considered from the viewpoint of the spin dependence of the interaction potential. Spin-dependent pomeron effects are analyzed for elastic $pp$ scattering, spin-dependent…

High Energy Physics - Phenomenology · Physics 2021-05-05 O. V. Selyugin

A covariant formulation of spin-dependent deep-inelastic scattering from nuclei is presented. In the relativistic impulse approximation the inclusive nuclear cross section is described in terms of the amplitude for forward, virtual-photon…

Nuclear Theory · Physics 2008-11-26 G. Piller , W. Melnitchouk , A. W. Thomas

A model-independent treatment of dark-matter particle elastic scattering has been developed, yielding the most general interaction for WIMP-nucleon low-energy scattering, and the resulting amplitude has been embedded in the nucleus, taking…

Nuclear Theory · Physics 2014-05-27 Nikhil Anand , A. Liam Fitzpatrick , W. C. Haxton

Critical probes of dark matter come from tests of its elastic scattering with nuclei. The results are typically assumed to be model-independent, meaning that the form of the potential need not be specified and that the cross sections on…

High Energy Physics - Phenomenology · Physics 2023-01-02 Matthew C. Digman , Christopher V. Cappiello , John F. Beacom , Christopher M. Hirata , Annika H. G. Peter

We present the results of detailed nuclear shell model calculations of the spin-dependent elastic cross section for neutralinos scattering from \si29 and \ge73. The calculations were performed in large model spaces which adequately describe…

High Energy Physics - Phenomenology · Physics 2009-10-22 M. T. Ressell , M. B. Aufderheide , S. D. Bloom , K. Griest , G. J. Mathews , D. A. Resler

A theoretical approach to the investigation of spin-dependent structure functions in deep inelastic scattering of polarized leptons off polarized nuclei, based on the effective meson-nucleon theory and operator product expansion method, is…

Nuclear Theory · Physics 2009-09-25 L. P. Kaptari , A. Yu. Umnikov , C. Ciofi degli Atti , S. Scopetta , K. Yu. Kazakov

We study the structure factors for spin-independent WIMP scattering off xenon based on state-of-the-art large-scale shell-model calculations, which are shown to yield a good spectroscopic description of all experimentally relevant isotopes.…

Nuclear Theory · Physics 2015-02-20 L. Vietze , P. Klos , J. Menéndez , W. C. Haxton , A. Schwenk

We calculate differential cross sections for proton-nucleus elastic scattering by using a Glauber theory in the optical limit approximation and nucleon distributions that can be obtained in the framework of macroscopic nuclear models in a…

Nuclear Theory · Physics 2015-06-26 Kei Iida , Kazuhiro Oyamatsu , Badawy Abu-Ibrahim

The nucleon structure study in nuclear deep inelastic scattering is considered. It is shown that nuclear data provide a new source of information about dynamics of parton distributions in the nucleon. An example of the neutron structure…

High Energy Physics - Phenomenology · Physics 2009-11-10 A. Molochkov
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