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The TOTEM experiment at the CERN LHC has measured elastic proton-proton scattering at the centre-of-mass energy $\sqrt{s}$ = 8 TeV and four-momentum transfers squared, |t|, from 6 x $10^{-4}$ GeV$^2$ to 0.2 GeV$^2$. Near the lower end of…

A 30 nm Pt thin film evaporated onto a Si wafer was sputtered by 8 keV Ar$^{+}$ ions at various ion doses. The evolution of the modified sputtered films was monitored by atomic force microscopy (AFM), high resolution scanning electron…

Materials Science · Physics 2007-05-23 P. Karmakar , D. Ghose

The discrepancy between proton electromagnetic form factors extracted using unpolarized and polarized scattering data is believed to be a consequence of two-photon exchange (TPE) effects. However, the calculations of TPE corrections have…

Nuclear Experiment · Physics 2013-09-04 M. Moteabbed , M. Niroula , B. A. Raue , L. B. Weinstein , D. Adikaram , J. Arrington , W. K. Brooks , J. Lachniet , Dipak Rimal , M. Ungaro , K. P. Adhikari , M. Aghasyan , M. J. Amaryan , S. Anefalos Pereira , H. Avakian , J. Ball , N. A. Baltzell , M. Battaglieri , V. Batourine , I. Bedlinskiy , R. P. Bennett , A. S. Biselli , J. Bono , S. Boiarinov , W. J. Briscoe , V. D. Burkert , D. S. Carman , A. Celentano , S. Chandavar , P. L. Cole , P. Collins , M. Contalbrigo , O. Cortes , V. Crede , A. D'Angelo , N. Dashyan , R. De Vita , E. De Sanctis , A. Deur , C. Djalali , D. Doughty , R. Dupre , H. Egiyan , L. El Fassi , P. Eugenio , G. Fedotov , S. Fegan , R. Fersch , J. A. Fleming , N. Gevorgyan , G. P. Gilfoyle , K. L. Giovanetti , F. X. Girod , J. T. Goetz , W. Gohn , E. Golovatch , R. W. Gothe , K. A. Griffioen , M. Guidal , N. Guler , L. Guo , K. Hafidi , H. Hakobyan , C. Hanretty , N. Harrison , D. Heddle , K. Hicks , D. Ho , M. Holtrop , C. E. Hyde , Y. Ilieva , D. G. Ireland , B. S. Ishkhanov , E. L. Isupov , H. S. Jo , K. Joo , D. Keller , M. Khandaker , A. Kim , F. J. Klein , S. Koirala , A. Kubarovsky , V. Kubarovsky , S. E. Kuhn , S. V. Kuleshov , S. Lewis , H. Y. Lu , M. MacCormick , I . J . D. MacGregor , D. Martinez , M. Mayer , B. McKinnon , T. Mineeva , M. Mirazita , V. Mokeev , R. A. Montgomery , K. Moriya , H. Moutarde , E. Munevar , C. Munoz Camacho , P. Nadel-Turonski , R. Nasseripour , S. Niccolai , G. Niculescu , I. Niculescu , M. Osipenko , A. I. Ostrovidov , L. L. Pappalardo , R. Paremuzyan , K. Park , S. Park , E. Phelps , J. J. Phillips , S. Pisano , O. Pogorelko , S. Pozdniakov , J. W. Price , S. Procureur , D. Protopopescu , A. J. R. Puckett , M. Ripani , G. Rosner , P. Rossi , F. Sabatié , M. S. Saini , C. Salgado , D. Schott , R. A. Schumacher , E. Seder , H. Seraydaryan , Y. G. Sharabian , E. S. Smith , G. D. Smith , D. I. Sober , D. Sokhan , S. Stepanyan , S. Strauch , W. Tang , C. E. Taylor , Ye Tian , S. Tkachenko , H. Voskanyan , E. Voutier , N. K. Walford , M. H. Wood , N. Zachariou , L. Zana , J. Zhang , Z. W. Zhao , I. Zonta

The deuteron-proton elastic scattering has been studied in the multiple scattering expansion formalism. The essential attention has been given to such relativistic problem as a deuteron wave function in a moving frame and transformation of…

Nuclear Theory · Physics 2009-01-26 N. B. Ladygina

The discrepancy between polarized and unpolarized measurements of the proton's electromagnetic form factors is striking, and suggests that two-photon exchange (TPE) may be playing a larger role in elastic electron-proton scattering than is…

Nuclear Experiment · Physics 2018-06-13 Axel Schmidt

We have constructed and tested a novel plastic-scintillator-based solid-state active proton target for use in nuclear spectroscopic studies with nuclear reactions induced by an ion beam in inverse kinematics. The active target system, named…

We have determined the depth-dose curve, the penetration range, and the water equivalent ratio (WER), for proton beams of clinical energies in cortical bone, by means of a detailed and accurate simulation that combines molecular dynamics…

Medical Physics · Physics 2024-09-18 Ana María Zamora-Vinaroz , Pablo de Vera , Isabel Abril , Rafael Garcia-Molina

At the Cooler Synchrotron COSY/J\"ulich spin correlation parameters in elastic proton-proton (pp) scattering have been measured with a 2.11 GeV polarized proton beam and a polarized hydrogen atomic beam target. We report results for…

The predictions of an impact-picture model for proton-antiproton elastic scattering are compared with the new UA4 experimental data in the Coulomb interference region at the center-of-mass energy of $541 GeV$. The predicted differential…

High Energy Physics - Phenomenology · Physics 2009-09-25 C. Bourrely

Compton scattering by the proton has been measured using the tagged-photon facility at MAMI (Mainz) and the large-acceptance arrangement LARA. The new data are interpreted in terms of dispersion theory based on the SAID-SM99K…

The TOTEM experiment at the LHC has measured proton-proton elastic scattering in dedicated runs at $\sqrt{s}=7$ and 8 TeV centre-of-mass LHC energies. The proton-proton total cross-section $\sigma_{\rm tot}$ has been derived for both…

High Energy Physics - Experiment · Physics 2016-02-22 Frigyes Nemes

Cross sections for pi+-p elastic scattering have been measured to high precision, for beam momenta between 800 and 1240 MeV/c, by the EPECUR Collaboration, using the ITEP proton synchrotron. The data precision allows comparisons of the…

The light absorption of [001] grown single-crystalline silicon wafers can be enhanced by chemical etching with potassium hydroxide resulting in a pyramid-like surface texture. Alongside this advantageous property in the context of solar…

Inelastic proton scattering experiments were performed at the Research Center for Nuclear Physics, Osaka, with a 295 MeV beam covering laboratory angles 0{\deg}-6{\deg} and excitation energies 6-22 MeV. Cross sections due to E1 and M1…

The proton analysing power in $\vec{p}p$ elastic scattering has been measured at small angles at COSY-ANKE at 796 MeV and five other beam energies between 1.6 and 2.4 GeV using a polarised proton beam. The asymmetries obtained by detecting…

An indirect proton flux measuring tool based on discrimination of the energy deposited by protons in 128 x 128 pixel EIT CCD areas outside the solar disk images is presented. Single pixel intensity events are converted into proton incident…

Astrophysics · Physics 2012-08-27 L. V. Didkovsky , D. L. Judge , A. R. Jones , E. J. Rhodes, , J. B. Gurman

Photoproduction of the $\omega$ meson on the proton has been experimentally studied near the threshold. The total cross sections are determined at incident energies ranging from 1.09 to 1.15 GeV. The 1/2 and 3/2 spin-averaged scattering…

We present a practical method to measure the energy of proton beams at a medical cyclotron using the stacked foil technique in combination with a Bayesian inference method. By measuring the $^{48}$V activity induced in a stack of irradiated…

A major part of cosmic rays consists of the primary protons, and this portion plays a crucial role in the space applications such as shielding of spacecrafts. In this study, the proton flux values measured at the top of the atmosphere…

Instrumentation and Detectors · Physics 2025-01-03 A. Ilker Topuz

We are exploring low-dose proton radiography and computed tomography (pCT) as techniques to improve the accuracy of proton treatment planning and to provide artifact-free images for verification and adaptive therapy at the time of…

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