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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Neutrino trident production revisited for DUNE-like and MINERVA-like scenarios

Sánchez Falero, Sebastián de Jesús 28 June 2017 (has links)
Revisamos sistemáticamente el proceso de producción de di-muones vía la dispersión de neutrinos en el campo Coulombiano del núcleo, conocido como producción tridente de neutrinos. A pesar de que este proceso tiene una sección de choque pequeña comparada con el proceso de dispersión neutrino-núcleo vía corriente cargada inclusiva en el Modelo Estándar, se caracteriza por una señal experimental muy clara. El par de muones cargados opuestamente es caracterizado investigando sus distribuciones cinemáticas. Para esto, hemos implementado una simulación detallada del proceso de producción tridente de neutrinos en el generador de eventos Montecarlo GENIE; y analizamos y simulamos los backgrounds relevantes. También exploramos métodos de Análisis Multivariado para mejorar la selección de la señal en el contexto de detectores tipo MINERVA y DUNE como representantes de experimentos de neutrinos de aceleradores presentes y venideros. / We systematically review the di-muon production via neutrino scattering off the Coloumb éld of nuclei, referred to as neutrino trident production. While this process has a small cross section compared to the SM charged-current inclusive neutrino nucleus channel, it features a very clear experimental signature. The oppositely charged muons are characterized by investigating their kinematical distributions. For this, we have implemented a very detailed simulation of neutrino trident production in the GENIE MC and make an analysis and simulation of relevant backgrounds. We further explore Multivariate Analysis methods to enhance signal selection in the context of a MINERVA-like and DUNE-like detectors as representative of current and forthcoming accelerator-based neutrino experiments. / Tesis
2

Cálculo de processos a altas energias pelo método da helicidade /

Gregores, Eduardo de Moraes. January 1993 (has links)
Orientador: Sergio Ferraz Novaes / Banca: Oscar José Pinto Éboli / Banca: Dominique Marie Spelaler / Mestre
3

Fenomenologia de neutrinos massivos /

Peres, Orlando Luís Goulart. January 1995 (has links)
Orientador: Vicente Pleitez / Doutor
4

Vínculos astrofísicos e cosmológicos em física de partículas /

Mori, Fernando. January 1996 (has links)
Orientador: Adriano Antonio Natale / Doutor
5

Efeitos virtuais de leptoquarks no processo de Drell-Yan ''P''P BARRA''SETA''E POT. +''E POT. -'.X'

Alves, Alexandre [UNESP] January 2000 (has links) (PDF)
Made available in DSpace on 2016-01-13T13:26:58Z (GMT). No. of bitstreams: 0 Previous issue date: 2000. Added 1 bitstream(s) on 2016-01-13T13:32:19Z : No. of bitstreams: 1 000180064.pdf: 5798111 bytes, checksum: e1526ab027cdb4f3444fe4cac1be5e95 (MD5)
6

Cálculo de processos a altas energias pelo método da helicidade

Gregores, Eduardo de Moraes [UNESP] January 1993 (has links) (PDF)
Made available in DSpace on 2016-01-13T13:27:18Z (GMT). No. of bitstreams: 0 Previous issue date: 1993. Added 1 bitstream(s) on 2016-01-13T13:32:38Z : No. of bitstreams: 1 000027523.pdf: 1789016 bytes, checksum: 17f1e5d43540cdb53c50607112b31f45 (MD5)
7

Simetria quiral, modelos de quarks e espalhamento píon-píon no formalismo fock-tani

Vieira Junior, Luiz Alberto Manzoni [UNESP] January 1995 (has links) (PDF)
Made available in DSpace on 2016-01-13T13:27:45Z (GMT). No. of bitstreams: 0 Previous issue date: 1995. Added 1 bitstream(s) on 2016-01-13T13:31:37Z : No. of bitstreams: 1 000854994.pdf: 2175699 bytes, checksum: 3de32559eae8f6102c3d2b9ae03bbe8a (MD5)
8

Busca de subestrutura fermiônica em colisões elétron-fóton

Gregores, Eduardo de Moraes [UNESP] January 1997 (has links) (PDF)
Made available in DSpace on 2016-01-13T13:28:02Z (GMT). No. of bitstreams: 0 Previous issue date: 1997. Added 1 bitstream(s) on 2016-01-13T13:31:49Z : No. of bitstreams: 1 000134423.pdf: 2204490 bytes, checksum: 0e5d74c6e97075e25876d436d9ed3eb9 (MD5)
9

Vínculos astrofísicos e cosmológicos em física de partículas

Mori, Fernando [UNESP] January 1996 (has links) (PDF)
Made available in DSpace on 2016-01-13T13:28:06Z (GMT). No. of bitstreams: 0 Previous issue date: 1996. Added 1 bitstream(s) on 2016-01-13T13:31:53Z : No. of bitstreams: 1 000140947.pdf: 2180558 bytes, checksum: c738bbfc65c5297d5e9ab804a463cdba (MD5)
10

Fenomenologia de neutrinos massivos

Peres, Orlando Luís Goulart [UNESP] January 1995 (has links) (PDF)
Made available in DSpace on 2016-01-13T13:28:09Z (GMT). No. of bitstreams: 0 Previous issue date: 1995. Added 1 bitstream(s) on 2016-01-13T13:33:42Z : No. of bitstreams: 1 000027533.pdf: 2464638 bytes, checksum: a318ae26d631bffb764087478023aef8 (MD5)

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