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que son los rayos cosmicos

PRODUCCIÓN EN INVESTIGACIÓN

Artículos en Revistas Internacionales con arbitraje

1.- Moussas,X., J.J. Quenby and J.F.  Valdés-Galicia, Interplanetary Acceleration at 1 and 5 A.U., Astropys. Sp. Sci.,85,99-120,1982.

2.- Moussas, X., J.J. Quenby and  J.F. Valdés-Galicia, Study of Parallel  Diffusion of Energetic Particles in The Interplanetary Medium Using Spacecraft Data at 1 and A.U., Astrophys. Sp. Sci.,86,185-195,1982.

3.- Moussas, X., J.J. Quenby and J.F. Valdés-Galicia, Drift Motion and Perpendicular Diffusion of Enegetic Particles in Interplanetary Space Based on Spacecraft Data., Astropys. Sp. Sci.,86,197-209,1982

4.- Valdés-Galicia, J.F., X. Moussas, J.J. Quenby, F. Neubauer, R. Schwenn, Mean Free Paths and Diffusion Coefficients for Energetic Protons at Small Heliodistance Calculated Using Helios 1  and  2  Data., Solar Phys., 91,399-420,1984.

5.- Bravo,S., B. Mendoza, R. Pérez-Enriquez y J.F. Valdés-Galicia, Actividad de los Hoyos Coronales de Baja Latitud., Rev Mex.  Astron. Astrof.,14, 688-692, 1987.

6.- Moussas, X., J.J. Quenby and J.F. Valdés-Galicia, Numerican evaluation of statistical acceleration for energetic particles in the interplanetary medium at 2.5 and 5 A.U., Solar Phys.,112, 365-382, 1987.

7.- Bravo, S., B. Mendoza, R. Pérez-Enriquez and J.F. Valdés-Galicia, On the role of Equatorial Coronal Holes in Cosmic Ray Modulation., Annales Geophysicae,6, 377-380, 1988.

8.- Valdés-Galicia, J.F., G. Wibberenz, J.J. Quenby, X. Moussas, G. Green and F.M. Neubauer, Pitch Angle Scattering of Solar Particles: Comparison of `Particle’ and `Field’ Approach, I.Strong  Scattering., Solar Phys., 117,135-156, 1988.

9.- Mavromichalaki, H.,X. Moussas, J.J. Quenby, J.F. Valdés-Galicia, E.J. Smith and B.T. Thomas, Relatively Stable, Large Amplitude Alfvenic Waves Seen at 2.5 and 5 A.U., Solar Phys,116, 377-390, 1988.

10.- Otaola, J.A., J.F. Valdés-Galicia and X. Moussas, Cosmic Rays Latitudinal Gradients and the Solar Magnetic Cycle., Annales Geophysicae., 7, 161-168, 1989.

11.- Valdés-Galicia, J.F., Transport of Energetic Particles in the Interplanetary Medium, J. Nuclear  Phys., 22B, 46-59, 1991. (Review Paper).

12.- Newmann, P.L., X. Moussas, J.J. Quenby, J.F. Valdés-Galicia, Z. Theodossius, Shock Drift Acceleration for a Near-Perpendicular Shock in a Turbulent Astrophysical Plasma, Astronomy and Astrophys.,  255, 443-452, 1992.
13. Valdés-Galicia, J.F., J.J. Quenby, X. Moussas, Cosmic Ray Perpendicular Diffusion Computed  Using Voyager Data at  15  AU, Solar Phys., 139, 189-199, 1992.

14.- Valdés-Galicia, J.F., Interplanetary Magnetic Field Fluctuations and the Propagation of Cosmic Rays, Geofis. Intern., 31, 29-40, 1992.

15.- Moussas, X, J.J.  Quenby,  Z.  Theodosiu, J.F. Valdés-Galicia, A.G. Drillia, D. Roulias,  E.J.  Smith,  Mean  Free  Paths  at  Very  Large Heliodistances (Pioneer 11 at 20 AU), Solar Phys.,140, 161-170, 1992.

16.- Valdés-Galicia, J.F., Energetic Particle Transport Coefficients in the Heliosphere, Space Sci. Rev., 62, 67-93, 1993. (Review Paper).

17.-  Valdés-Galicia,  J.F.,  J.A. Otaola,   G   Saulés,  Evaluation of Interplanetary  Magnetic Helicity Effects on  Particle  Propagation  at Times of Observed Solar Proton Events, J. Geophys. Res., 98, 21077-21086, 1993.   *

18.- Valdés-Galicia, J.F., W.Wanner, M-B. Kallenrode and G. Wibberenz, The Propagation of Solar Energetic Protons: Comparative Studies in two Cases with Markedly Different Scattering Conditions, Astrophys. J., 439, 482-493, 1995.

19.- Otaola, J.A., and J.F. Valdés-Galicia, A Study of the Magnetic Helicity During 8 Helios-Observed Solar Proton Events, Solar Phys., 160, 41-52, 1995

20.- Valdés-Galicia, J.F., and J.A. Otaola, The Latitudinal Structure of the Heliospheric Current Sheet During Solar Activity Cycles 21 and 22, J. Geophys. Res., 101, 2475- 2483,1996.

21.- Valdés-Galicia, J.F., R. Pérez-Enríquez and J.A. Otaola, The Cosmic Ray 1.68 Year Variation: a Clue to Understand the Nature of the Solar Cycle?, Solar Phys., 167, 409- 417, 1996.

22.- Valdés-Galicia, J.F., and P. Alexander, Is it Possible to Find Evidence of Waves Generated by Solar Energetic Protons? Solar Phys., 176,327-354, 1997   *

23.- Valdés-Galicia, J.F., and Blanca Mendoza, On the Role of Large-Scale Photospheric Motions in the Cosmic Ray 1.68/y Intensity Variation, Solar Phys., 178 183-191, 1998

24.- Alcaraz,F., E. Cantoral, A. Fernández, M. Medina, C. Pacheco R. López, M. Rubin, S. Roman, H. Salazar, J.Valdés-Galicia, M. Vargas, L. Villaseñor and A. Zepeda, Studies with a Water Cerenkov Detector for the Pierre Auger Cosmic Ray Observatory, Revista Mexicana de Física, 44, 479-483, 1998.

25.- Alcaraz F., J. Barrera, E. Cantaoral, A. Fernández, M. Medina, C. Pacheco, S. Román, H. Salazar, J.F. Valdés-Galicia, M. Vargas, L. Villaseñor and A. Zepeda. Calibration and Monitoring of Water Cerenkov detectors with stopping and crossing muons. Nuclear Instr. & Meth. 420/1-2, 39-47, 1999.

26.- P. Alexander and J.F. Valdés-Galicia, A further search on waves generated by solar energetic protons, Solar Phys.183, 407-418., 1998.       *

27.- B. Mendoza, A. Lara, D. Maravilla and J.F. Valdés-Galicia, Magnetic Flux Emergence and Geomagnetic Activity, a Close Correlation, Solar Phys., 185 405-416. 1999.

28.- J.F. Valdés-Galicia and Caballero R.A., Study of  Magnetic Turbulence in a Corotating Interaction Region in the Interplanetary Medium. Ann. Geophys. 17, 1361, 1999.      *

29.- J.C. D’Olivo, A. Fernandez, M.Medina, H. Salazar, J. F. Valdés-Galicia, L. Villaseñor and A. Zepeda, Stability and Calibration of a Water Cerenkov Detector Prototype, Nuclear Phys. B,  75A, 389-391, 1999.

30.- Dorman L. I., J.F. Valdés-Galicia and I.V. Dorman. Numerical Simulation and Analytical Description of Solar Neutron Scattering and Attenuation in the Earth’s Armosphere. J.  Geophys Res.104, No. 10 pp 22,417-22,426, 1999

31.- J.F. Valdés Galicia L. I. Dorman and M. Rodríguez, Atmospheric Refraction of Solar Neutrons during the event of 24 may 1990., Solar Phys., 191, 409-417, 2000.        *

32.- Caballero, R.A., and J.F.Valdés-Galicia, Variations in Cosmic radiation intensity associated with the barometric effect. Geofís.  Intern. 39/1, 135-137, 2000. *

33.- Yu. Sten’kin and J. F. Valdés-Galicia, A Search for Neutron Bursts in the Mexico City Neutron Monitor . Astrpart. Phys, 16, 157-168, 2001.

34.- R. Caballero, J.F. Valdés-Galicia and A. Hurtado. Galactic Cosmic ray fluctuations During Solar Cycles 22 and 23 at High Altitude Neutron Monitors. Adv. Sp. Res., 27, No. 3, 583-588, 2001.  *

35.- D. Maravilla, A. Lara, J.F. Valdés-Galicia and B. Mendoza. An Análisis of Polar Coronal Hole Evolution: Relation to other solar phenomena and heliospheric consequences. Solar Phys., 203, 27-38, 2001.

36.- A. H. Barosio, J.F.Valdés-Galicia and J. Urrutia Fucugauchi. Mars Thermal History based on its Tectonic and Structural Systems. Geofís Intern.,41 , 189-193,2002.         *

37.- Stenkin YV, J.F. Valdés-Galicia, On the Neutron bursts origin, Mod Phys Lett.  A, 17 , 1745,  2002.

38.- B. Mendoza, J. F. Valdés-Galicia, D. Maravilla, and A. Lara, Spectral Analysis Results for Sudden Storm Commencements 1968-1996. Adv Sp Res., 31pp 1075-1079, 2003.

39.- J.F.Valdès-Galicia, A. Lara and D. Maravilla. Heliospheric consequences of solar activity in geophysical and inteerplanetary phenomena. Geofìs. Intern., 43, 2, pp 251-257, 2004
40. R. Caballero and J.F. Valdés-Galicia, Solar Modulation of galactic cosmic-ray intensity as seen by neutron monitors during 1990-1999, Solar Phys., 212, 209-223, 2003  *

41.- R. Caballero and J.F. Valdés-Galicia, Statistical analysis of the fluctuations detected in high altitude neutron monitor, solar and interplanetary parameters, Solar Phys, 213, 413-426, 2003.*

42.- R. Valdez-Cepeda, D. Hernández-Ramírez, B. Mendoza, J. Valdés-Galicia and D. Maravilla, Fractality of Monthly extreme minimum temperature, Fractals, 11, 137-144, 2003.

43.- R. Valdez-Cepeda, B. Mendoza, R. Diaz-Sandoval, J. Valdés-Galicia, J. López-Martínez, E. Martínez-Rubín, Power spectrum behaviour of yearly mean grain yields, Fractals, 11, 295-301, 2003.

44.- The Pierre Auger Collaboration, Properties and performance of the prototype instrument for the Pierre Auger Observatory. Nucl. Instr. Meth., A530, 523 Issue:1,2, 50-95, 2004.

45.- AH. Barosio and J.F. Valdés-Galicia, Tectonic structural systems of mars: is it possible to use them to reconstruct its thermal evolution? Geofis. Intern., 43, 295-300, 2004   . *

46.- J.F. Valdés-Galicia, A. Hurtado, O. Musalem, L.X. Gonzalez, Y. Muraki, Y. Matsubara, T. Sako, K. Watanabe, N. Hirano, N. Tateiwa, H. Tsujiara, S. Shibata, T. Sakai, An improved solar neutron telescope installed at a very high altitude in México, Nucl Inst and Meth., A535, 656-664,2004.      *

47.- J.F. Valdés-Galicia and B. Mendoza, The secular imprint of the interplanetary magnetc field drift on  10Be data, Geophys. Res. Lett , 31, L12802, 2004

48.- J.F. Valdés-Galicia. Low energy galactic cosmic rays in the Heliosphere, (review paper) Adv. Sp. Res., 35, 5, 755-767, 2005

49.- A. Lara, N. Gopalswamy, R. Caballero-López, S. Yashiro and J.F. Valdés-Galicia, Coronal mass ejections and galactic cosmic ray modulation, Astrophys J., 625:441-450, 2005

50.- J.F. Valdés-Galicia A. Lara and B. Mendoza The Solar Magnetic Flux Mid Term Periodicities and the Solar Dynamo. J. Atm. Terr. Phys., 67, 1697-1701, 2005

51.- B. Mendoza, V. M. Velasco and J.F. Valdés-Galicia. Mid-term Periodicities in the Solar Magnetic Flux, Solar Phys.,  233: 319-330, 2006

52.- K. Watanabe, M. Gros, P. H. Stoker, K. Kudela, C. Lopate, J.F.Valdés-Galicia, A. Hurtado, O. Musalem, r. Ogasawara, Y. Mizumoto, M. Nakagiri, A. Miyashita, Y. Matsubara, T. Sako, Y. Muraki, Solar Neutron Events of 2003 October-November. The Astrophys.l J.,  636 1135-1144, 2006.

53.- T. Sako, K. Watanabe, Y. Muraki, Y. Matsubara, H. Tsujihara, M. Yamashita, T. Sakai, S. Shibata, J.F. Valdés-Galicia, L. X. González, A. Hurtado, O. Musalem, P. Miranda, N. Martinic, R. Ticona, S. Velarde, F. Kakimoto, S. Ogio, Y. Tsunesada, H. Tokuno, Y. T. Tanaka, I. Yoshikawa, T. Terasawa, Y. Saito, T. Mukai, and M. Gros. Long Lived Solar Neutron Emission in Comparison with Electron-Produced Radiation in the 2005 September 7 Solar Flare. Astrophys. J.,  651: L69-L72, 2006

54- L. X. González and  J. F. Valdés Galicia. Atmospheric electric field effects of cosmic rays detected in Mexico City. Geofís. Intern., 45,  pp. 255-262, 2006. *

55.- J.F. Valdés-Galicia, R.A.Caballero-López, and H. Moraal. Galactic Cosmic Ray modulation based on transport parameters obtained via test particle simulations. Astronomy & Astrophys.,  456 2 pp405-408,  2006

56.- K. Watanabe, T. Sako,Y. Muraki, Y. Matsubara, T. Sakai, S. Shibata, J.F. Valdés-Galicia, L. X. González, A. Hurtado, O. Musalem, P. Miranda, N. Martinic, R. Ticona, A. Velarde, F. Kakimoto, S. Ogio, Y. Tsunesada, H. Tokuno, Y. T. Tanaka, I. Yoshikawa, T. Terasawa, Y. Saito, T. Mukai, and M. Gros. Highly significant detecion of solar neutrons on 2005 September 7. Adv. Space Res.,  39 9, pp 1462-1466, 2007.

57.- Yu. V. Stenkin, D.D. Djappuev and J. F. Valdés-Galicia. Neutrons in Extensive air Showers. Physics of Atomic Nuclei 70, No. 6, pp 1088-1099, 2007

58.- The Piere Auger Collaboration “Anisotropy studies around the galactic centre at EeV energies with the Auger Observatory”.Astropart Phys.,  27 pp244-253, 2007

59.- The Piere Auger Collaboration “An upper limit to the photon fraction in cosmic rays above 1019 eV from the Pierre Auger Observatory”. Astropart. Phys., 27, pp 155-168, 2007.

60.- The Piere Auger Collaboration Correlation of the Highest-Energy Cosmic Ray with Nearby Extragalactic Objects. Science, 318 pp 938-943, 2007

61.- G. Cifuentes-Nava, J.A. Gonzále-Esparza, E. Herández-Quintero, A. Lara-Sánchez and J.F.Valdés-Galicia. Veso: virtual earth-sun observatory. Earth Science Informatics. 1 pp 15-19 Springer Berlin/ Heidelberg Doi 10.1007/s12145-008-0005-4, 2008

62.- Valdes-Galicia, J. F., V. M. Velasco. Variations of mid-term periodicities in solar activity physical phenomena. Adv. Space Res. 41 2 pp 297-305 2008

63.- Valdés-Galicia J.F., Y. Muraki, K. Watanabe, Y. Matsubara, T. Sako, L.X. González, O. Musalem, A. Hurtado. Solar Neutron Events as a Tool to study Particle Acceleration at the Sun. Adv. Space Res. Doi 10.1016/j. asr. 2008.09.23

64.- Caballero-Mora K. S. , L. Nellen y J.F. Valdés Galicia. “Azimuthal signal variations in the engineering array of the Pierre Auger Observatory”. Revista Mexicana de Física 54 (4) 306-313, 2008

65.- The. “Observation of the the suppession of the flux of cosmic rays above 4 x 1019 eV”, Phys Rev Lett.,  101, pp1101, 2008

66.- The Pierre Auger Collaboration “Upper limit on the cosmic ray photon flux above 1019 eV using the surface detector of the Pierre Auger Observatory” Astropart. Phys. 29 243-256, 2008

67.- The Pierre Auger Collaboration “Correlation of the highest-energy cosmic rays with the positions of nearby active galactic nuclei,” Astropart. Phys. 29 188-204, 2008

68 – The Pierre Auger Collaboration” Upper limit on the diffuse flux of ultrahigh energy tau neutrinos from the Pierre Auger Observatory”Physical Review Letters. 2008 May 30; 100 (21): Art. No. 211101

69- The Piere Auger Collaboration. “Upper limit on the cosmic-ray photon fraction at EeVenergies from the Pierre Auger Observatory”. Astroparticle Physics 31 pp 399-406 2009

70.- Watanabe K, Lin RP, Krucker S, Murphy RJ, Share GH, et al. “Physics of ion acceleration in the solar flare on 2005 September 7 determines gamma-ray and neutron production” Advances in Space Research. 2009 Oct 1; 44 (7): 789-793

71.- The Piere Auger Collaboration “Atmospheric effects on extensive air showers observed with the surface detector of the Pierre Auger observatory” Astroparticle Physics. 32, pg 89-99, 2009

72.- Alberto Flandes, Harald Krüger, Douglas P. Hamilton and JF, Valdés Galicia. “Magnetic field modulated Dust streams from Jupiter in Interplanetary space. ICARUS. (enviado), 2010

73.- J. Alvarez-Castillo, J. F. Valdés-Galicia. “Signatures of thunderstorms in the variations of the secondary cosmic rays registed in Mexico City”. Journal of Atmosferic and Solar-Terrestrial Physics, 72 pp 38-50, 2010. *

74.- L.X. González, F. Sánchez, J.F. Valdés-Galicia. “Geant4 simulation of the solar neutron telescope at Sierra Negra, Mexico” Nuclear Instruments and Methods in Physics Research A 613, pp 263-271, 2010 *

75.- The Pierre Auger Collaboration. “Trigger and aperture of the surface detector array of the Pierre Auger Observatory” Nuclear Instruments & Methods in Physics Research Section a-Accelerators Spectrometers Detectors and Associated Equipment.; 613 (1): 29-39 2010

76.-  The Piere Auger Collaboration. “A study of the effect of molecular and aerosol conditions in the atmosphere on air fluorescence measurements at the Pierre Auger Observatory” Astroparticle Physics.; 33 (2): 108-129 2010

77.- The Piere Auger Collaboration “Measurement of the Depth of Maximum of Extensive Air Showers above 10(18) eV” Physical Review Letters.; 104 (9): Art. No. 091101, 2010

78.- The Piere Auger Collaboration.“Measurement of the energy spectrum of cosmic rays above 10(18) eV using the Pierre Auger Observatory” Physics Letters B,; 685 (4-5): 239-246, 2010

79.- Alfaro R, De Donato C, D'Olivo JC, Guzman A, Medina-Tanco G, et al. Buried plastic scintillator muon telescope (BATATA) Nuclear Instruments & Methods in Physics Research Section A-Accelerators Spectrometers Detectors and Associated Equipment. May 11; A 617 (1-3): 511-514 2010

80.-The Piere Auger Collaboration. “The fluorescence detector of the Pierre Auger Observatory”Nuclear Instruments & Methods In Physics Research Section A-Accelerators Spectrometers Detectors And Associated Equipment.; A 620(2-3): 227-251 2010

*Trabajos publicados con estudiantes y posdoctorantes.

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