פרופ"ח דפנה גואטה

פרופ"ח דפנה גואטה

Assoc. Prof. Dafne Guetta

פרופ"ח דפנה גואטה
Department
Physics and Optical Engineering
Research Interests
High Energy Astrophysics, Optics related to astrophysics devices
Courses
Phyiscs 1
Current Position
Senior Lecturer
Contact Information
Email
dafneguetta@braude.ac.il
Telephone
972-4-990-1835
Office
P423
Education
Ph D.
1995-1998 in Physics University0
M.Sc.
in Physics University of Florence, Italy
B.Sc.
1990-1995 of Bologna Italy and Weizmann Institute, Israel
Research Areas
• Resonant free-standing single-layer micro-electromechanical membranes for In-situ liquid sensing• Application of Optical Engineering to Astrophysical problems• Optical selection effects in redshift determination of astrophysical sources• Multiwavelegth Astrophysics• Astrophysics for the next generation satellite EUCLID• Gamma-Ray Bursts models and their use in cosmology• Neutrino and gravitational waves astrophysics• Quantum Gravity effects in astrophysics
Academic Appointments
2011-present Senior Lecturer, ORT Braude College, Department of Physics, Carmiel, Israel
2011-present Adjunct Professor, Weizmann Institute, Israel
2003-2011 Senior Lecturer, Assistant professor (permanent position) Astrophysics Department University of Rome, Italy
2004-2011 Visiting Professor, three months every year, Astrophysics Department Weizmann Institute, Israel
2003-2004 Postdoctoral Fellow Astrophysics Department, University of Colorado, Boulder Colorado, USA
2000-2003 Lecturer, Department of Astrophysics University of Florence, Italy.
1998-2000 Postdoctoral Fellow, Physics Department, Technion, Israel
Teaching Experience
ORT Braude College of Engineering:
October 2012- Present Mechanical Engineering: Physics 1 (Mechanics)October 2012- Present Biotechnology Engineering: Physics 1 (Mechanics)March 2012-June2012 Engineering and Menagement: Physics 1 (Mechanics)March 2012-June2012 Biotechnology Engineering: Physics 1 (Mechanics)October 2011- February 2012 Mechanical Engineering: Physics 1 (Mechanics)October 2011- February 2012 Biotechnology Engineering: Physics 1 (Mechanics)
Academic and Professional Awards and Grants
2010 Iori prize in Physics from the Vigevani foundation.
1997 Special prize of the Italian Physics Society (SIF) for research in theoretical physics.
1996 Prize from the Israeli ministry of foreign affairs for research at Weizmann.
Grants awarded (200.000 euros overall):
2009-2011 Prin-INAF local PI on a project on “Re-thinking Gamma Ray Bursts”
2009-2011 ASI-Micela on a project “Exploring the hard X-ray
2009-2011 Grant on projects related to Swift
2007-2009 Prin-INAF on a project on “Dust Extinction”
2008-2009 Grant on a project on “Missing barions in the Universe”
2004-2007 University-INAF CoFin on a project related to Gamma-Ray Bursts
2012 BSF application number 2012077 title: “High Energy Neutrinos from Astrophysical Sources In the Era of Kilometer-Scale Neutrino Detectors” in collaboration with Dr. Hagar Landsman, Prof. Francis Halzen, Prof. Dave Bison, Prof. Eli Waxman, Dr. Amy Connlly
2011-2012 Career Integration Grant score 82.4
Publications
Refereed Papers
  1. Coward, D. et al. 2012, “The Swift Short GRBs rate density”, Monthly Notices of the Royal Astronomical Society, Volume 425, pp. 2668-2673
  2. Beniamini P., Guetta D., Nakar E. & Piran, T. 2011, “Limits on the GeV emission from gamma-ray bursts”, Monthly Notices of the Royal Astronomical Society, Volume 416, pp. 3089-3097
  3. Dall'Osso S., Stratta G., Guetta D., Covino S., De Cesare G. & Stella L. 2011, “GRBs afterglows with energy injection from a spinning down neutron star”, Astronomy and Astrophysics, Volume 526, id.A121, pp. 7
  4. Guetta D., Pian E. & Waxman E. 2011, “FERMI constraints on the high energy, ~1 GeV, emission of long gamma ray bursts”, Astronomy and Astrophysics, Volume 525, id.A53, pp. 12
  5. Eichler D., Guetta D. & Pohl, M. 2010, “The High Energy Budget Allocations in Shocks and Gamma Ray Bursts”, The Astrophysical Journal, Volume 722, pp. 543-549
  6. Corsi A., Guetta D. & Piro L. 2010, “High-energy Emission Components in the Short GRB 090510” The Astrophysical Journal, Volume 720, pp. 1008-1015
  7. Guetta D. & Eichler D. 2010, “Wide Angle X-ray Sky Monitoring for Corroborating Non-Electromagnetic Cosmic Transients”, The Astrophysical Journal, Volume 712, pp. 392-396
  8. Corsi A., Guetta D. & Piro L. 2010, “GeV emission from short Gamma-Ray Bursts: the case of GRB 081024B”, Astronomy and Astrophysics, Volume 524,id.A92, pp. 8
  9. Salvaterra R. et al. 2009, “GRB090423 at a redshift of z~8.1”, Nature, Volume 461, Issue 7268, pp. 1258
  10. D’Elia V. et al. 2009, “The Prompt, High-Resolution Spectroscopic View of the "Naked-Eye" GRB080319” The Astrophysical Journal, Volume 694, pp. 332-338
  11. Stratta G., Guetta D., D'Elia V., Perri M., Covino S. & Stella, L. 2009, “Evidence for an anticorrelation between the duration of the shallow decay phase of GRB X-ray afterglows and z” Astronomy and Astrophysics, Volume 494, pp.L9-L12
  12. Eichler D., Guetta D. & Manis H. 2009, “A Universal Central Engine Hypothesis for Short and Long Gamma-Ray Bursts” The Astrophysical Journal Letters, Volume 690, pp. L61-L64
  13. Guetta D. & Stella L. 2009, “Short γ-ray bursts and gravitational waves from dynamically formed merging binaries” Astronomy and Astrophysics, Volume 498, pp.329-333
  14. Piranomonte S. et al. 2008, “The short GRB 070707 afterglow and its very faint host galaxy”, Astronomy and Astrophysics, Volume 491, pp.183-188
  15. Covino S. et al. 2008, “The Afterglow Onset for GRB 060418 and GRB 060607A” Chinese Journal of Astronomy & Astrophysics Supplement, Vol. 8, p. 356-360
  16. Covino S. et al. 2008, “The complex light curve of the afterglow of GRB071010A”Monthly Notices of the Royal Astronomical Society, Volume 388, pp. 347-356
  17. Coward D. M., Guetta D., Burman R. R. & Imerito A. 2008, “Where are the missing gamma-ray burst redshifts?” Monthly Notices of the Royal Astronomical Society, Volume 386, pp. 111-116
  18. Galli A. & Guetta D. 2008, “Gamma-ray burst high energy emission from internal shocks” Astronomy and Astrophysics, Volume 480, pp.5-13
  19. Perri M., Guetta D. et al. 2007, “The exceptionally extended flaring activity in the X-ray afterglow GRB050730”, Astronomy and Astrophysics, Volume 471, pp.83-92
  20. Fiore F., Guetta D., Piranomonte S., D'Elia V. & Antonelli L. A. 2007, “Selection effects shaping the gamma ray burst redshift distributions”, Astronomy and Astrophysics, Volume 470, pp.515-522
  21. Guetta D. & Piran T. 2007, “Do long duration gamma ray bursts follow star formation?” Journal of Cosmology and Astroparticle Physics, Issue 07, id. 003
  22. Molinari E. et al. 2007, “REM observations of GRB 060418 and GRB 060607A” Astronomy and Astrophysics, Volume 469, pp.L13-L16
  23. Antonelli A. et al. 2007, “The puzzling afterglow of GRB 050721”, Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol. 365, issue 1854, pp. 1235
  24. D’Elia et al. 2007, “UVES/VLT high resolution spectroscopy of GRB 050730 afterglow: probing the features of the GRB environment”, Astronomy and Astrophysics, Volume 467, pp.629-639
  25. Guetta D. & Della Valle M. 2007, “ On the Rates of Gamma-Ray Bursts and Type Ib/c Supernovae”, The Astrophysical Journal, Volume 657, pp. L73-L76
  26. Guetta D. et al., 2007, “The variable X-ray light curve of GRB 050713A: the case of refreshed shocks”, Astronomy and Astrophysics, Volume 461, pp.95-101
  27. Perri M., Guetta D. et al. 2006, “The flaring afterglow of GRB 050730” Il Nuovo Cimento B, vol. 121, Issue 12, p.1557-1559
  28. Fiore F., Guetta D., Piranomonte S., D'Elia V. & Antonelli L. A. 2006 “Can we use GRB to probe high redshift star formation?” Il Nuovo Cimento B, vol. 121, Issue 10, p.1395-1402
  29. Guetta D., D'Elia V., Fiore F.,Conciatore M. L., Antonelli A. & Stella L. 2006, “Analysis of X-ray flares in GRBs”, Il Nuovo Cimento B, vol. 121, Issue 10, p.1317-1325
  30. Guetta D. 2006, “Short GRBs: Rates and luminosity function implications”Il Nuovo Cimento B, vol. 121, Issue 10, p.1061-1066
  31. Romano P. et al. 2006, “Panchromatic study of GRB 060124: from precursor to afterglow”, Astronomy and Astrophysics, Volume 456, pp.917-927
  32. Antonelli A. et al. 2006, “The multiwavelength afterglow of GRB 050721” Astronomy and Astrophysics, Volume 456, pp.509-515
  33. Guetta D. & Piran T. 2006 “The BATSE-Swift luminosity and redshift distributions of short-duration GRBs” Astronomy and Astrophysics, Volume 453, pp.823-828
  34. Hopman C., Guetta D., Waxman E. & Portegies Zwart S. 2006, “The Redshift Distribution of Short GRBs from Dynamically Formed NS Binaries”, The Astrophysical Journal, Volume 643, pp. L91-L94
  35. Piran T., Guetta D. & Rodriguez-Martinez M. 2006, “Gamma-Ray Bursts and New Physics”, Progress of Theoretical Physics Supplement, No. 163, pp. 23-37
  36. Covino S. et al. 2006, “Optical emission from GRB 050709: a short/hard GRB in a star-forming galaxy”, Astronomy and Astrophysics, Volume 447, pp.L5-L8
  37. Tagliaferri G. et al. 2005, “GRB 050904 at redshift 6.3: observations of the oldest cosmic explosion after the Big Bang”, Astronomy and Astrophysics, Volume 443, pp.L1-L5
  38. Guetta D. & Piran T. 2005, “The luminosity and redshift distributions of short-duration GRBs”, Astronomy and Astrophysics, Volume 435, pp.421-426
  39. Guetta D., Granot J. & Begelman M. C. 2005, “Constraining the Structure of GRB Jets through the logN-logS Distribution”, The Astrophysical Journal, Volume 622, pp. 482-491
  40. Guetta D., Piran T. & Waxman E. 2005, “The Luminosity and Angular Distributions of Long-Duration Gamma-Ray Bursts”, The Astrophysical Journal, Volume 619, pp. 412-419
  41. Guetta D., Perna R., Stella L. & Vietri M. 2004, “Are All Gamma-Ray Bursts Like GRB 980425, GRB 030329, and GRB 031203?”, The Astrophysical Journal, Volume 615, pp. L73-L76
  42. Guetta D., Ghisellini G.,Lazzati D. & Celotti A. 2004, “Internal shocks and the blazar sequence. Low and intermediate power BL Lac objects”, Astronomy and Astrophysics, Volume 421, p.877-886
  43. Nakar E., Granot J. & Guetta D. 2006, “Testing the Predictions of the Universal Structured Gamma-Ray Burst Jet Model”, The Astrophysical Journal, Volume 606, pp. L37-L40
  44. Guetta D., Hooper D., Alvarez-Mun~Iz J. & Halzen F. 2004, “Neutrinos from individual gamma-ray bursts in the BATSE catalog”, Astroparticle Physics, Volume 20, p. 429-455
  45. Granot J. & Guetta D. 2003, “Explaining the High-Energy Spectral Component in GRB 941017”, The Astrophysical Journal, Volume 598, pp. L11-L14
  46. Vietri M., De Marco D. & Guetta D. 2003, “On the Generation of Ultra-High-Energy Cosmic Rays in Gamma-Ray Bursts”, The Astrophysical Journal, Volume 592, Issue 1, pp. 378-389
  47. Guetta D. & Amato E. 2003, “Neutrino flux predictions for galactic plerions”, Astroparticle Physics, Volume 19, Issue 3, p. 403-407
  48. Guetta D. & Granot J. 2003, “Neutrinos of Energy ˜1016 eV from Gamma-Ray Bursts in Pulsar Wind Bubbles”, Physical Review Letters, Volume 90, Issue 20, id. 201103
  49. Granot J. & Guetta D. 2003, “Neutrinos from Pulsar Wind Bubbles as Precursors to Gamma-Ray Bursts” Physical Review Letters, Volume 90, Issue 19, id. 191102
  50. Amato E., Guetta D. & Blasi P. 2003, “Signatures of high energy protons in pulsar winds”, Astronomy and Astrophysics, v.402, p.827-836
  51. Guetta D. & Granot J. 2003, “Observational implications of a plerionic environment for gamma-ray bursts”, Monthly Notice of the Royal Astronomical Society, Volume 340, pp. 115-138
  52. Guetta D. & Granot J. 2003, “High-Energy Emission from the Prompt Gamma-Ray Burst”, The Astrophysical Journal, Volume 585, pp. 885-889
  53. Inoue S., Guetta D. & Pacini F. 2003, “Precursor Plerionic Activity and High-Energy Gamma-Ray Emission in the Supranova Model of GRBs”, The Astrophysical Journal, Volume 583, pp. 379-390
  54. Distefano C., Guetta D., Waxman E., & Levinson A. 2002, “Neutrino Flux Predictions for Known Galactic Microquasars”, The Astrophysical Journal, Volume 575, pp. 378-383
  55. Schneider R., Guetta D. & Ferrara A. 2002, “Gamma-ray bursts from the first stars: neutrino signals”, Monthly Notices of the Royal Astronomical Society, Volume 334, pp. 173-181
  56. Guetta D., Spada M. & Waxman E. 2001, “On the Neutrino Flux from Gamma-Ray Bursts”, The Astrophysical Journal, Volume 559, Issue 1, pp. 101-109
  57. Guetta D. Spada M. & Waxman E. 2001, “Efficiency and Spectrum of Internal Gamma-Ray Burst Shock”, The Astrophysical Journal, Volume 557, pp. 399-407
  58. Guetta D. & Singer P. 2001, “Determination of the strong g-coupling” Nuclear Physics B Proceedings Supplements, v. 93, iss. 1-3, p. 134-139
  59. Guetta D. & Singer P. 2000, “Two photon decays of heavy vector mesons B*-->Bγγ, D*-->Dγγ”, Physical Review D, Volume 61, Issue 5, id.054014
  60. Guetta D., Mira J. M. & Nardi E. 1999, “B-->τμ(X) decays in SUSY models without R parity”, Physical Review D, Volume 59, Issue 3, id. 034019
  61. Guetta D. 1998, “Effects of R-parity violating couplings on CP asymmetries in neutral B decays, Physical Review D, Volume 58, Issue 11, id. 116008
  62. Guetta D. & Nardi E. 1998, “Searching for new physics in rare B-->τ decays”, Physical Review D, Volume 58, Issue 1, 1 July 1998, id. 01200158
  63. Casalbuoni R., de Curtis S. & Guetta D. 1997, “Trilinear anomalous gauge couplings and nonstandard fermionic couplings”, Physical Review D, Volume 55, Issue 7, pp.4203-421
Conference Proceedings and Abstracts
  1. Coward et al., 2012 The mystery of the missing GRB redshifts, astro-ph/1206.5558, Proceedings of Science, Gamma-Ray Bursts 2012 Conference - GRB2012, May 07-11, 2012, Munich Germany
  2. Coward et al. 2012, The Swift short gamma-ray burst rate density: prospects for detecting binary neutron star mergers by aLIGO, astro-ph/1206.5058 Proceedings of Science, Gamma-Ray Bursts 2012 Conference - GRB2012, May 07-11, 2012, Munich Germany
  3. Stratta G., Guetta D., D'Elia V. et al., 2010, Evidence for an anticorrelation between the duration of the shallow decay phase and the burst energetics, DECIPHERING THE ANCIENT UNIVERSE WITH GAMMA-RAY BURSTS. AIP Conference Proceedings, Volume 1279, pp. 421-423
  4. Stratta G., D'Avanzo P., Piranomonte S. et al. 2008, A study of the prompt and afterglow emission of the short GRB 061201, GAMMA-RAY BURSTS 2007: Proceedings of the Santa Fe Conference. AIP Conference Proceedings, Volume 1000, pp. 297-300
  5. Galli A., Guetta D. & Piro L. 2008, Model predictions for the MeV-to-TeV emission of GRBs, 37th COSPAR Scientific Assembly. Held 13-20 July 2008, in Montréal, Canada., p.965
  6. Guetta D. 2008, Can we use GRBs to probe the star formation rate at high redshift?, RELATIVISTIC ASTROPHYSICS: 4th Italian-Sino Workshop. AIP Conference Proceedings, Volume 966, pp. 41-45
  7. Antonelli L. A.; Romano P.; Testa V. et al. 2007, The puzzling afterglow of GRB 050721: a rebrightening seen in the optical but not in the X-ray, THE MULTICOLORED LANDSCAPE OF COMPACT OBJECTS AND THEIR EXPLOSIVE ORIGINS. AIP Conference Proceedings, Volume 924, pp. 72-76
  8. Guetta D. 2006, Analysis of X-ray flares in GRBs, THE MULTICOLORED LANDSCAPE OF COMPACT OBJECTS AND THEIR EXPLOSIVE ORIGINS. AIP Conference Proceedings, Volume 924, pp. 17-25
  9. Covino S.; Malesani D.; Israel G. L. et al., 2006, The short/hard GRB 050709 and its star-forming host galaxy, Gamma-Ray Bursts in the Swift Era, Sixteenth Maryland Astrophysics Conference, held 29 November - 2 December, 2005 in Washington, DC. Edited by S.S. Holt, N. Gehrels, and J.A. Nousek. AIP Conference Proceedings, Vol. 836. Melville, NY: American Institute of Physics, 2006., p.54-57
  10. Piran T. & Guetta D., 2006, The rate and luminosity function of Short GRBs, Gamma-Ray Bursts in the Swift Era, Sixteenth Maryland Astrophysics Conference, held 29 November - 2 December, 2005 in Washington, DC. Edited by S.S. Holt, N. Gehrels, and J.A. Nousek. AIP Conference Proceedings, Vol. 836. Melville, NY: American Institute of Physics, 2006., p.58-63
  11. Guetta D. & Granot J. 2002, GRBs in Pulsar Wind Bubbles: Observational implications, Third Rome Workshop on Gamma-Ray Bursts in the Afterglow Era ASP Conference Series, Volume 312, Proceedings of the conference held 17-20 September 2002, in Rome, Italy. Edited by M. Feroci, F. Frontera, N. Masetti
  12. Guetta D., Distefano C., Levinson A. & Waxman, E. 2002, TeV neutrinos from Galactic microquasar jets, New Views on MICROQUASARS, the Fourth Microquasars Workshop, Institut d'Etudes Scientifiques de Cargèse, Corsica, France, May 27 - June 1, 2002. Ed. Ph. Durouchoux, Y. Fuchs, and J. Rodriguez. Published by the Center for Space Physics: Kolkata (India), p. 197.

    Conferences: Invited Talks
  13. November 2012 Fourth International Fermi Simposium, Plenary talk invited review, Montrey, USA.
  14. September 2012 National Conference on Gamma-Ray Bursts, Invited Review, Napoli, Italy.
  15. October 2010 International Conference on “General Relativity and gravitational waves, Scuola Normale di Pisa.
  16. September 2010 International Conference on “Gamma-ray astrophysics in the Multi-messenger context”, Trieste, Italy.
  17. June 2010 International Conference on “From eV to TeV - All GRBs' colours “, at Cefalu’, Italy.
  18. April 2009 International Conference on “The physics of neutron stars”, Rome, Italy.
  19. June 2009 Workshop on “Gravitational Waves and Neutrino”, Paris.
  20. August 2009 Workshop on “Gamma Ray Bursts” ICRANET, Pescara.
  21. March 2007 International Conference on “The Next Decade of GRB Afterglows “, Amsterdam, Holand.
  22. June 2006 Workshop on “GRBs in the Afterglow Era”, San Servolo, Italy.
  23. September 2003 International Conference on “Microquasars”, Cargese, France.
  24. September 2002 Workshop on “neutrino Astrophysics”, Les Houches, France.
  25. March 2002 International Conference “XXIst Rencontres De Moriond ”, Les Arcs, France.