Akchurin, N.
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$\Delta (\Sigma^-$l) and $\Delta$ (Sigma-t) Between 200-{MeV} and 520-{MeV}

Axen, D. ; Shypit, R. ; Comyn, M. ; et al.
J.Phys.G 7 (1981) L225-L230, 1981.
Inspire Record 171520 DOI 10.17182/hepdata.38530

New pp measurements of Delta sigma L and Delta sigma T between 200 and 520 MeV disagree with earlier Argonne data, and resolve discrepancies with inelastic data, phase-shift analysis and forward dispersion relations.

2 data tables
Table 1

TOTAL CROSS SECTION DIFFERENCE FOR PURE TRANSVERSE SPIN STATES (ANTIPARALLEL MINUS PARALLEL).

Table 2

TOTAL CROSS SECTION DIFFERENCE FOR PURE LONGITUDINAL SPIN STATES (ANTIPARALLEL MINUS PARALLEL).


Azimuthal Correlations of Photons Produced at 90-degrees in {CMS} in $p$ Be and $p$ Cu Collisions at 70-{GeV}

Abramov, V.V. ; Alekseev, A.V. ; Baldin, B.Yu. ; et al.
Sov.J.Nucl.Phys. 34 (1981) 706, 1981.
Inspire Record 164797 DOI 10.17182/hepdata.41358

None

8 data tables
Table 1

No description provided.

Table 2

No description provided.

Table 3

No description provided.

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REACTION K- P ---> ANTI-K0 P PI- AT 6.5-GeV/c

Toaff, S. ; Musgrave, B. ; Phelan, J.J. ; et al.
Phys.Rev.D 23 (1981) 1500-1513, 1981.
Inspire Record 167202 DOI 10.17182/hepdata.24089

Data from the ANL 12-foot bubble chamber have been used to study the K¯0π− system in the reaction K−p→K¯0pπ− at 6.5 GeV/c. Signals for the production of K*(892), K*(1430), and K*(1780) were observed with cross sections of 181±22, 41.2±6, and 8.4±2.9 ≥b, respectively. The partial waves contributing to the production of the K¯0π− system from threshold up to 1.7 GeV were studied. The principal conclusions are: (i) K*(892) and K*(1430) production is dominated by natural-parity exchange, (ii) the ratio of unnatural- to natural-parity exchange increases with the resonance mass, consistent with the predictions of a triple-Regge model, (iii) there is evidence for a broad 0+ s-wave enhancement, with considerable s−d and s−p interference, centered at 1.2 GeV, and (iv) the m=2 amplitudes are negligible.

3 data tables
Table 1

<AK0 PI-> EFFECTIVE-MASS DISTRIBUTION FITTED WITH BREIT-WIGNER FUNCTIONS AND CUBIC POLYNOMIAL BACKGROUND. FITTED MASS OF KN(1800)- IS 1762 +- 9 MEV.

Table 2

THE LARGE BACKGROUND UNDER THE K*(1420)- IS SUBTRACTED USING A LINEAR FIT.

Table 3

NOT CORRECTED FOR PRESENCE OF BACKGROUND.


Diffraction Dissociation of $\pi^\pm$, $K^\pm$, and $\rho^\pm$ at 100-{GeV}/c and 200-{GeV}/c

Cool, R.L. ; Goulianos, Konstantin A. ; Segler, S.L. ; et al.
Phys.Rev.Lett. 47 (1981) 701-704, 1981.
Inspire Record 171271 DOI 10.17182/hepdata.20623

We report differential cross sections for h+p→X+p (h=π±,K±,p±) at 100 and 200 GeV/c in the region 0.025<|t|<0.095 (GeV/c)2 and MX2s<0.1.

2 data tables
Table 1

No description provided.

Table 2

No description provided.


Experimental Study of Neutral Current and Charged Current Neutrino Cross-Sections

The CHARM collaboration Jonker, M. ; Panman, J. ; Udo, F. ; et al.
Phys.Lett.B 99 (1981) 265, 1981.
Inspire Record 156267 DOI 10.17182/hepdata.27136

Samples of 9200 muon-neutrino and 3800 muon-antineutrino interactions on nuclei were obtained with the fine-grain calorimeter of the CHARM Collaboration at the CERN 200 GeV narrow-band neutrino beam. The interactions were classified as either neutral-current or charged-current processes on an event-by-event basis. Neutral-current and charged-current cross sections in neutrino and antineutrino interactions are presented. From these results we deduce a statistically significant contribution of right-handed coupling to the neutral hadronic current, and a value of the electroweak mixing angle corresponding to sin 2 θ = 0.220 ± 0.014.

4 data tables
Table 1

Measured charged current total cross section.

Table 2

Measured charged current total cross section.

Table 3

No description provided.

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Study of Dimensions of Radiation Region of Secondary Negative Pions in $\pi^- p$, $\pi^- n$ and $\pi^-$ C Interactions at 40-{GeV}/$c$

Angelov, N. ; Akhababian, N. ; Balea, O. ; et al.
Sov.J.Nucl.Phys. 33 (1981) 671, 1981.
Inspire Record 156355 DOI 10.17182/hepdata.39277

None

8 data tables
Table 1

No description provided.

Table 2

No description provided.

Table 3

No description provided.

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Precise Measurements of Particle Production by 400-{GeV}/$c$ Protons on Beryllium Targets

Atherton, H.W. ; Bovet, C. ; Doble, N. ; et al.
CERN-80-07, 1980.
Inspire Record 155159 DOI 10.17182/hepdata.50066

None

9 data tables
Table 1

No description provided.

Table 2

No description provided.

Table 3

No description provided.

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Rho rho Production by Two Photon Scattering

The TASSO collaboration Brandelik, R. ; Braunschweig, W. ; Gather, K. ; et al.
Phys.Lett.B 97 (1980) 448, 1980.
Inspire Record 154418 DOI 10.17182/hepdata.27137
1 data table
Table 1

Additional systematic uncertainty 25% not included.


Measurement of asymmetry in spin dependent e p resonance region scattering.

Baum, Guenter ; Bergstrom, M.R. ; Clendenin, J.E. ; et al.
Phys.Rev.Lett. 45 (1980) 2000, 1980.
Inspire Record 154062 DOI 10.17182/hepdata.20698

The first measurements are reported of the asymmetry in resonance-region scattering of longitudinally polarized electrons by longitudinally polarized protons. Data have been obtained at Q2=0.5 and 1.5 (GeV/c)2 in the missing-mass range W=1.1−1.9 GeV. Results are compatible with a multipole analysis of single-pion electroproduction. The spin-dependent behavior is consistent with a duality mechanism as in the unpolarized case.

4 data tables
Table 1

ELECTRON ASYMMETRY AT Q**2 ABOUT 0.5 GEV**2.

Table 2

ELECTRON ASYMMETRY AT Q**2 ABOUT 1.5 GEV**2.

Table 3

PHOTON ASYMMETRY AT Q**2 ABOUT 0.5 GEV**2.

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Elastic Scattering of $p^\pm$, $\pi^\pm$ and $K^\pm$ on Protons at High-energies and Small Momentum Transfer

Cool, R.L. ; Goulianos, Konstantin A. ; Segler, S.L. ; et al.
Phys.Rev.D 24 (1981) 2821, 1981.
Inspire Record 156145 DOI 10.17182/hepdata.24029

We report on a measurement of elastic differential cross sections for p±p, π±p, and K±p at 100 and 200 GeV/c in the range 0.03<|t|<0.10 (GeV/c)2. Our data display a simple exponential dependence which is consistent with other measurements in this t region or with extrapolations from higher t.

2 data tables
Table 1

No description provided.

Table 2

No description provided.