Elastic differential cross-section ${\rm d}\sigma/{\rm d}t$ at $\sqrt{s}=$2.76 TeV and implications on the existence of a colourless 3-gluon bound state

Autor: TOTEM Collaboration, Antchev, G., Aspell, P., Atanassov, I., Avati, V., Baechler, J., Barrera, C. Baldenegro, Berardi, V., Berretti, M., Bossini, E., Bottigli, U., Bozzo, M., Burkhardt, H., Cafagna, F. S., Catanesi, M. G., Csanád, M., Csörgő, T., Deile, M., De Leonardis, F., Doubek, M., Druzhkin, D., Eggert, K., Eremin, V., Ferro, F., Fiergolski, A., Garcia, F., Georgiev, V., Giani, S., Grzanka, L., Hammerbauer, J., Ivanchenko, V., Kašpar, J., Kopal, J., Kundrát, V., Lami, S., Latino, G., Lauhakangas, R., Lindsey, C., Lokajíček, M. V., Losurdo, L., Vetere, M. Lo, Rodríguez, F. Lucas, Macrí, M., Malawski, M., Minafra, N., Minutoli, S., Naaranoja, T., Nemes, F., Niewiadomski, H., Novák, T., Oliveri, E., Oljemark, F., Oriunno, M., Österberg, K., Palazzi, P., Passaro, V., Peroutka, Z., Procházka, J., Quinto, M., Radermacher, E., Radicioni, E., Ravotti, F., Robutti, E., Royon, C., Ruggiero, G., Saarikko, H., Scribano, A., Smajek, J., Snoeys, W., Sziklai, J., Taylor, C., Tcherniaev, E., Turini, N., Vacek, V., Welti, J., Williams, J.

Publikováno v: Eur.Phys.J.C 80 (2020) 2, 91

The proton-proton elastic differential cross section ${\rm d}\sigma/{\rm d}t$ has been measured by the TOTEM experiment at $\sqrt{s}=2.76$ TeV energy with $\beta^{*}=11$ m beam optics. The Roman Pots were inserted to 13 times the transverse beam size

Externí odkaz: http://arxiv.org/abs/1812.08610

First determination of the $\rho $ parameter at $\sqrt{s} = 13$ TeV -- probing the existence of a colourless three-gluon bound state

Autor: TOTEM Collaboration, Antchev, G., Aspell, P., Atanassov, I., Avati, V., Baechler, J., Barrera, C. Baldenegro, Berardi, V., Berretti, M., Bossini, E., Bottigli, U., Bozzo, M., Bruce, R., Burkhardt, H., Cafagna, F. S., Catanesi, M. G., Csanád, M., Csörgő, T., Deile, M., De Leonardis, F., D'Orazio, A., Doubek, M., Druzhkin, D., Eggert, K., Eremin, V., Ferro, F., Fiergolski, A., Garcia, F., Morales, H. Garcia, Georgiev, V., Giani, S., Grzanka, L., Hammerbauer, J., Heino, J., Helander, P., Isidori, T., Ivanchenko, V., Janda, M., Karev, A., Kašpar, J., Kopal, J., Kundrát, V., Lami, S., Latino, G., Lauhakangas, R., Linhart, R., Lindsey, C., Lokajíček, M. V., Losurdo, L., Vetere, M. Lo, Rodríguez, F. Lucas, Macrí, M., Malawski, M., Mereghetti, A., Minafra, N., Minutoli, S., Mirarchi, D., Naaranoja, T., Nemes, F., Niewiadomski, H., Novák, T., Oliveri, E., Oljemark, F., Oriunno, M., Österberg, K., Palazzi, P., Passaro, V., Peroutka, Z., Procházka, J., Quinto, M., Radermacher, E., Radicioni, E., Ravotti, F., Redaelli, S., Robutti, E., Royon, C., Ruggiero, G., Saarikko, H., Salvachua, B., Scribano, A., Siroky, J., Smajek, J., Snoeys, W., Stefanovitch, R., Sziklai, J., Taylor, C., Tcherniaev, E., Turini, N., Vacek, V., Valentino, G., Welti, J., Wenninger, J., Williams, J., Wyszkowski, P., Zich, J., Zielinski, K.

The TOTEM experiment at the LHC has performed the first measurement at $\sqrt{s} = 13$ TeV of the $\rho$ parameter, the real to imaginary ratio of the nuclear elastic scattering amplitude at $t=0$, obtaining the following results: $\rho = 0.09 \pm 0.

Externí odkaz: http://arxiv.org/abs/1812.04732

First measurement of elastic, inelastic and total cross-section at $\sqrt{s}=13$ TeV by TOTEM and overview of cross-section data at LHC energies

Autor: The TOTEM Collaboration, Antchev, ., Aspell, P., Atanassov, I., Avati, V., Baechler, J., Barrera, C. Baldenegro, Berardi, V., Berretti, M., Bossini, E., Bottigli, U., Bozzo, M., Burkhardt, H., Cafagna, F. S., Catanesi, M. G., Csanád, M., Csörgő, T., Deile, M., De Leonardis, F., D'Orazio, A., Doubek, M., Druzhkin, D., Eggert, K., Eremin, V., Ferro, F., Fiergolski, A., Garcia, F., Georgiev, V., Giani, S., Grzanka, L., Hammerbauer, J., Heino, J., Helander, P., Isidori, T., Ivanchenko, V., Janda, M., Karev, A., Kašpar, J., Kopal, J., Kundrát, V., Lami, S., Latino, G., Lauhakangas, R., Linhart, R., Lindsey, C., Lokajíček, M. V., Losurdo, L., Vetere, M. Lo, Rodríguez, F. Lucas, Macrí, M., Malawski, M., Minafra, N., Minutoli, S., Naaranoja, T., Nemes, F., Niewiadomski, H., Novák, T., Oliveri, E., Oljemark, F., Oriunno, M., Österberg, K., Palazzi, P., Passaro, V., Peroutka, Z., Procházka, J., Quinto, M., Radermacher, E., Radicioni, E., Ravotti, F., Robutti, E., Royon, C., Ruggiero, G., Saarikko, H., Scribano, A., Siroky, J., Smajek, J., Snoeys, W., Stefanovitch, R., Sodzawiczny, T., Sziklai, J., Taylor, C., Tcherniaev, E., Turini, N., Vacek, V., Welti, J., Williams, J., Wyszkowski, P., Zich, J., Zielinski, K.

The TOTEM collaboration has measured the proton-proton total cross section at $\sqrt{s}=13$ TeV with a luminosity-independent method. Using dedicated $\beta^{*}=90$ m beam optics, the Roman Pots were inserted very close to the beam. The inelastic sca

Externí odkaz: http://arxiv.org/abs/1712.06153

Measurement of Elastic pp Scattering at $\sqrt{s}$ = 8 TeV in the Coulomb-Nuclear Interference Region - Determination of the $\rho$-Parameter and the Total Cross-Section

Autor: TOTEM Collaboration, Antchev, G., Aspell, P., Atanassov, I., Avati, V., Baechler, J., Berardi, V., Berretti, M., Bossini, E., Bottigli, U., Bozzo, M., Broulím, P., Burkhardt, H., Buzzo, A., Cafagna, F. S., Campanella, C. E., Catanesi, M. G., Csanád, M., Csörgő, T., Deile, M., De Leonardis, F., D'Orazio, A., Doubek, M., Eggert, K., Eremin, V., Ferro, F., Fiergolski, A., Garcia, F., Georgiev, V., Giani, S., Grzanka, L., Guaragnella, C., Hammerbauer, J., Heino, J., Karev, A., Kašpar, J., Kopal, J., Kundrát, V., Lami, S., Latino, G., Lauhakangas, R., Linhart, R., Lippmaa, E., Lippmaa, J., Lokajíček, M. V., Losurdo, L., Vetere, M. Lo, Rodríguez, F. Lucas, Macrí, M., Mercadante, A., Minafra, N., Minutoli, S., Naaranoja, T., Nemes, F., Niewiadomski, H., Oliveri, E., Oljemark, F., Orava, R., Oriunno, M., Österberg, K., Palazzi, P., Paločko, L., Passaro, V., Peroutka, Z., Petruzzelli, V., Politi, T., Procházka, J., Prudenzano, F., Quinto, M., Radermacher, E., Radicioni, E., Ravotti, F., Redaelli, S., Robutti, E., Ropelewski, L., Ruggiero, G., Saarikko, H., Salvachua, B., Scribano, A., Smajek, J., Snoeys, W., Sziklai, J., Taylor, C., Turini, N., Vacek, V., Valentino, G., Welti, J., Wenninger, J., Wyszkowski, P., Zielinski, K.

Publikováno v: Eur. Phys. J. C (2016) 76: 661

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 the |t|-inte

Externí odkaz: http://arxiv.org/abs/1610.00603

Measurement of the forward charged particle pseudorapidity density in pp collisions at sqrt(s) = 8 TeV using a displaced interaction point

Autor: The TOTEM Collaboration, Antchev, G., Aspell, P., Atanassov, I., Avati, V., Baechler, J., Berardi, V., Berretti, M., Bossini, E., Bottigli, U., Bozzo, M., Brücken, E., Buzzo, A., Cafagna, F. S., Catanesi, M. G., Covault, C., Csanád, M., Csörgő, T., Deile, M., Doubek, M., Eggert, K., Eremin, V., Ferro, F., Fiergolski, A., Garcia, F., Georgiev, V., Giani, S., Grzanka, L., Hammerbauer, J., Heino, J., Hilden, T., Karev, A., Kašpar, J., Kopal, J., Kundrát, V., Lami, S., Latino, G., Lauhakangas, R., Leszko, T., Lippmaa, E., Lippmaa, J., Lokajíček, M. V., Losurdo, L., Vetere, M. Lo, Rodríguez, F. Lucas, Macrí, M., Mäki, T., Mercadante, A., Minafra, N., Minutoli, S., Nemes, F., Niewiadomski, H., Oliveri, E., Oljemark, F., Orava, R., Oriunno, M., Österberg, K., Palazzi, P., Peroutka, Z., Procházka, J., Quinto, M., Radermacher, E., Radicioni, E., Ravotti, F., Robutti, E., Ropelewski, L., Ruggiero, G., Saarikko, H., Scribano, A., Smajek, J., Snoeys, W., Sziklai, J., Taylor, C., Turini, N., Vacek, V., Welti, J., Whitmore, J., Wyszkowski, P., Zielinski, K.

The pseudorapidity density of charged particles dN(ch)/deta is measured by the TOTEM experiment in pp collisions at sqrt(s) = 8 TeV within the range 3.9 < eta < 4.7 and -6.95 < eta < -6.9. Data were collected in a low intensity LHC run with collision

Externí odkaz: http://arxiv.org/abs/1411.4963