HERMES

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2018-01-19
15:56
OpenAccess [PUBDB-2018-00699] Journal Article/Contribution to a conference proceedings

Ratios of helicity amplitudes for hard exclusive $\rho^0$ electroproduction on transversely polarized protons
XXV International Workshop on Deep-Inelastic Scattering and Related Subjects, DIS2017, BirminghamBirmingham, UK, 3 Apr 2017 - 7 Apr 20172017-04-032017-04-07 Proceedings of Science (DIS2017), 254 () [10.3204/PUBDB-2018-00699]  GO
The HERMES experiment collected a wealth of deep-inelastic scattering data using the 27.6 GeV polarized lepton beam at HERA and various pure gas targets, both unpolarized and polarized. This allowed for a series of diverse measurements. [...]
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2017-12-20
09:49
OpenAccess [PUBDB-2017-13807] Conference Presentation (Invited)
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HERMES results on TMDs and GPDs
5th International Workshop on Transverse Polarization Phenomena in Hard Processes, Transversity 2017, LNF / INFN FrascatiFrascati, LNF / INFN Frascati, Italy, 11 Dec 2017 - 15 Dec 20172017-12-112017-12-15  GO
The HERMES experiment collected from 1995 to 2007 a wealth of deep-inelastic scattering data using 27.6 GeV longitudinally polarized electrons and positrons and various unpolarized as well as longitudinally and transversely polarized gas targets. This allowed for a series of diverse measurements. [...]
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2017-12-12
15:53
OpenAccess [PUBDB-2017-13367] Conference Presentation
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Extraction of Helicity Amplitude Ratios from Exclusive $\rho^0$-meson Electroproductionon Transversely Polarized Proton
XVII Workshop on High Energy Spin Physics, DSPIN-17, DubnaDubna, Russia, 11 Sep 2017 - 15 Sep 20172017-09-112017-09-15  GO
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2017-12-12
15:48
OpenAccess [PUBDB-2017-13365] Conference Presentation (Invited)
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Overview of HERMES results
XVII Workshop on High Energy Spin Physics, DSPIN-17, DubnaDubna, Russia, 11 Sep 2017 - 15 Sep 20172017-09-112017-09-15  GO
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2017-12-12
15:37
OpenAccess [PUBDB-2017-13364] Journal Article/Contribution to a conference proceedings
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Ratios of helicity amplitudes for exclusive $\rho^0$ electroproduction on transversely polarized proton
XXIII International Baldin Seminar on High Energy Physics Problems "Relativistic Nuclear Physics and Quantum Chromodynamics", Baldin ISHEPP XXIII, DubnaDubna, Russia, 19 Sep 2016 - 24 Sep 20162016-09-192016-09-24 The European physical journal / Web of Conferences 138, 08005 () [10.1051/epjconf/201713808005]  GO
Exclusive $\rho^0$-meson electroproduction is studied by the HERMES experiment, using the 27.6 GeV longitudinally polarized electron/positron beam of HERA and a transversely polarized hydrogen target, in the kinematic region 1.0 GeV$^2$ < Q$^2$ < 7.0 GeV$^2$, 3.0 GeV < W < 6.3 GeV, and −t′ < 0.4 GeV$^2$. Using an unbinned maximum-likelihoodmethod, 25 parameters are extracted. [...]
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ddc:530
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2017-12-12
13:15
OpenAccess [PUBDB-2017-13329] Conference Presentation (Invited)
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Lessons learnt on TMD measurements at HERMES
Spatial and Momentum Tomography of Hadrons and Nuclei, INT 17-3, SeattleSeattle, USA, 28 Aug 2017 - 29 Sep 20172017-08-282017-09-29  GO
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2017-06-14
10:36
OpenAccess [PUBDB-2017-04872] Conference Presentation
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Ratios of helicity amplitudes for hard exclusive $\rho^0$ electroproduction on transversely polarized protons at HERMES
25th International Workshop on Deep-Inelastic Scattering and Related Subjects, DIS2017, University of the Basque Country UPV/EHUBirmingham, University of the Basque Country UPV/EHU, United Kingdom, 3 Apr 2017 - 7 Apr 20172017-04-032017-04-07  GO
The HERMES experiment collected a wealth of deep-inelastic scattering data using the 27.6 GeV polarized lepton beam at HERA and various pure gas targets, both unpolarized and polarized. This allowed for a series of diverse measurements. [...]
OpenAccess: Download fulltextPDF; External link: Download fulltextFulltext

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2017-06-14
10:25
OpenAccess [PUBDB-2017-04871] Report/Journal Article
; ; ; et al
Ratios of helicity amplitudes for exclusive $\rho ^0$ electroproduction on transversely polarized protons
[DESY-17-017; arXiv:1702.00345]
Exclusive $\rho^0$-meson electroproduction is studied by the HERMES experiment, using the 27.6 GeV longitudinally polarized electron/positron beam of HERA and a transversely polarized hydrogen target, in the kinematic region 1.0 GeV$^2$ < Q$^2$ < 7.0 GeV$^2$, 3.0 GeV < W < 6.3 GeV, and -t’ < 0.4 GeV$^2$. Using an unbinned maximum-likelihood method, 25 parameters are extracted. [...]
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2017-05-03
11:08
[PUBDB-2017-02196] Journal Article

Hermes: First observation of Compton scattering at the quark level
ddc:530
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2017-02-02
15:04
OpenAccess [PUBDB-2017-00843] Preprint/Report
; ; ; et al
Ratios of helicity amplitudes for exclusive $\rho^0$ electroproduction on transversely polarized protons
[arXiv:1702.00345; DESY-17-017]
 GO
Exclusive $\rho^0$-meson electroproduction is studied by the HERMES experiment, using the 27.6 GeV longitudinally polarized electron/positron beam of HERA and a transversely polarized hydrogen target, in the kinematic region 1.0 GeV$^2$<Q$^2$<7.0 GeV$^2$, 3.0 GeV<W<6.3 GeV, and -t'<0.4 GeV$^2$. Using an unbinned maximum-likelihood method, 25 parameters are extracted. [...]
OpenAccess: 1702.00345 - Download fulltextPDF; amp_rho_dc98_v4.0 - Download fulltextPDF;

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