2003 - 2004

Comments on the 2001 run of EXPLORER/NAUTILUS gravitational wave experiment
P. Astone et al. (ROG Collaboration)
Class. Quantum Grav. 20, S785–S788 (2003) [PDF 71K]

Increasing the Bandwidth of Resonant Gravitational Antennas: The Case of Explorer
P. Astone et al. (ROG Collaboration)
Phys. Rev. Lett. 91, 11 (2003) [PDF 214K]

Methods and results of the IGEC search for burst gravitational waves in the years 1997–2000
P. Astone et al. (IGEC Collaboration)
Phys. Rev. D 68, 022001 2003 [PDF 1031K]

All-sky upper limit for gravitational radiation from spinning neutron stars
P. Astone et al. (ROG Collaboration)
Class. Quantum Grav. 20, S665–S676 (2003) [PDF 142K]

Search for gravitational wave bursts by the network of resonant detectors
P. Astone et al. (IGEC Collaboration)
Class. Quantum Grav. 19, 1367–1375 (2002) [PDF 171K]

Study of the coincidences between the gravitational wave detectors EXPLORER and NAUTILUS in 2001
P. Astone et al. (ROG Collaboration)
Class. Quantum Grav. 19, 5449–5463 (2002) [PDF 260K]

Energetic cosmic rays observed by the resonant gravitational wave detector NAUTILUS
P. Astone, M. Bassan, P. Bonifazi, P. Carelli, E. Coccia, S. D’Antonio, V. Fafone, G. Federici, A. Marini, G. Mazzitelli, Y. Minenkov, I. Modena, G. Modestino, A. Moleti, G.V. Pallottino, V. Pampaloni, G. Pizzella, L. Quintieri, F. Ronga, R. Terenzi, M. Visco, L. Votano
Phys. Lett. B 499, 16-22 (2001) [PDF 97K]

First search for gravitational wave bursts with a network of detectors
Z.A. Allen, P. Astone, L. Baggio, M. Bassan, D.G. Blair, P. Bonifazi, M. Bonaldi, P. Carelli, M. Cerdonio, E. Coccia, L. Conti, C. Cosmelli, V. Crivelli Visconti, S. D’Antonio, V. Fafone, W.W. Johnson, P. Falferi, P. Fortini, S. Frasca, W.O. Hamilton, I.S. Heng, E.I. Ivanov, C.R. Locke, A. Marini, V. Martinucci, E. Mauceli, M.P. McHugh, R. Mezzena, Y. Minenkov, I. Modena, G. Modestino, A. Moleti, A. Ortolan, G.V. Pallottino, G. Pizzella, G.A. Prodi, Rocco, F. Ronga, F. Salemi, G. Santostasi, L.Taffarello, R. Terenzi, M.E. Tobar, G. Vedovato, A. Vinante, M. Visco, S. Vitale, L. Votano, J.P. Zendri (IGEC Collaboration)
Phys. Rev. Lett. 85, 5046-5050 (2001) [PDF 121K]

Study of coincidences between resonant gravitational wave detectors
P.Astone, M.Bassan, P.Bonifazi, P.Carelli, E.Coccia, C.Cosmelli, S.D’Antonio, V. Fafone, G.Federici, A.Marini, Y.Minenkov, I.Modena, G.Modestino, A.Moleti, G.V.Pallottino, G.Pizzella, L.Quintieri, F.Ronga, R.Terenzi, M.Visco, L.Votano
Class. Quantum Grav. 18, 243-251 (2001) [PDF 182K]

Initial operation of the International Gravitational Event Collaboration
G.A. Prodi, I.S. Heng, Z.A. Allen, P. Astone, L. Baggio, M. Bassan, D.G. Blair, P. Bonifazi, M. Bonaldi, P. Carelli, M. Cerdonio, E. Coccia, L. Conti, C. Cosmelli, V. Crivelli Visconti, S. D’Antonio, V. Fafone, W.W. Johnson, P. Falferi, P. Fortini, S. Frasca, W.O. Hamilton, E.I. Ivanov, C.R. Locke, A. Marini, V. Martinucci, E. Mauceli, M.P. McHugh, R. Mezzena, Y. Minenkov, I. Modena, G. Modestino, A. Moleti, A. Ortolan, G.V. Pallottino, G. Pizzella, E. Rocco, F. Ronga, F. Salemi, G. Santostasi, L.Taffarello, R. Terenzi, M.E. Tobar, G. Vedovato, A. Vinante, M. Visco, S. Vitale, L. Votano, J.P. Zendri (IGEC Collaboration)
Int. Jour. of Modern Physics D 9, 237 (2000) [PDF 241K]

Search for periodic gravitational wave sources with the Explorer detector
P.Astone, M.Bassan, P.Bonifazi, P.Carelli, E.Coccia, C.Cosmelli, S.D'Antonio, V.Fafone, S.Frasca, Y.Minenkov, I.Modena, G.Modestino, A.Moleti, G.V.Pallottino, M.A.Papa, G.Pizzella, L.Quintieri, F.Ronga, R.Terenzi, M.Visco
Phys. Rev. D 65, 022001 (2001) [PDF 300K]

Cosmic Rays observed by the resonant gravitational wave detector NAUTILUS
P. Astone, M. Bassan, P. Bonifazi, P. Carelli, E. Coccia, C. Cosmelli, V. Fafone, S. Frasca, A. Marini, Y. Minenkov, I. Modena, G. Modestino, A. Moleti, G.V. Pallottino, M.A. Papa, G. Pizzella, F. Ronga, R. Terenzi, M. Visco, L. Votano
Phys. Rev. Lett. 84, 14 (2000). [PDF 74K]

Crosscorrelation measurement of stochastic gravitational waves with two resonant gravitational wave detectors
P. Astone, M. Bassan, P. Bonifazi, P. Carelli, E. Coccia, C. Cosmelli, V. Fafone, S. Frasca, A. Marini, Y. Minenkov, I. Modena, G. Modestino, A. Moleti, G.V. Pallottino, M.A. Papa, G. Pizzella, F. Ronga, R. Terenzi, M. Visco, L. Votano
Astron. Astroph. 351, 811 (1999). [PDF 175K]

Search for time correlation between gamma-ray bursts and data from the gravitational wave antenna EXPLORER
P.Astone, G.Barbiellini, M.Bassan, P.Bonifazi, P.Carelli, E.Coccia, V.Fafone, S.Frasca, F.Longo, E.Mauceli, Y.Minenkov, I.Modena, G.Modestino, A.Moleti, G.V.Pallottino, G.Pizzella, R.Terenzi, M.Visco.
Astron. Astrophys. Suppl. Ser. 138, 603-604 (1999) [PDF 141K]

Measurements with the Resonant Gravitational Wave Detector Explorer during the Gamma-Ray-Burst 980425
L.Amati, P.Astone, M.Bassan, P.Bonifazi, P.Carelli, E.Coccia, C.Cosmelli, E.Costa, V.Fafone, M.Feroci, S.Frasca, F.Frontera, F.Longo, E.Mauceli, Y.Minenkov, I.Modena, G.Modestino, A.Moleti, M.Orlandini, G.V.Pallottino, L.Piro, G.Pizzella, B.Preger, F.Salemi, R.Terenzi, M.Visco.
Astron. Astrophys. Suppl. Ser. 138, 605-606 (1999) [PDF 189K]

Search for gravitational radiation with ALLEGRO and EXPLORER detectors
P. Astone, M. Bassan, P. Bonifazi, P. Carelli, E. Coccia, C. Cosmelli, V. Fafone, S. Frasca, K. Geng, W. O. Hamilton, W. W. Johnson, E. Mauceli, M. P. McHugh, S. Merkowitz, I. Modena, G. Modestino, A. Morse, G. V. Pallottino, M. A. Papa, G. Pizzella, N. Solomonson, R. Terenzi, M. Visco, and N. Zhu .
Phys. Rev. D 59, 122001 (1999) [PDF 135K]

Search for coincident excitation of the widely spaced resonant gravitational wave detectors EXPLORER, NAUTILUS and NIOBE
P. Astone, M. Bassan, D.G. Blair, P. Bonifazi, P. Carelli, E. Coccia, C. Cosmelli, V. Fafone, L. Febo, S. Frasca, I.S. Geng, E.N. Ivanov, A. Marini, E. Mauceli, S.M. Merkowitz, Y. Minenkov, I. Modena, P. Modestino, A. Moleti, G. V. Pallottino, M.A. Papa, G. Pizzella, F. Ronga, R. Terenzi, M.E. Tobar, P.J. Turner, F.J. van Kann, M. Visco, L. Votano
Astrop. Phys. 10, 83-92 (1999). [PDF 630K]

Search for gravitational radiation from Supernova 1993J
E. Mauceli, Z. K. Geng, W. O. Hamilton, W. W. Johnson, S. Merkowitz, A. Morse, N. Solomonson, P. Astone, M. Bassan, P. Bonifazi, P. Carelli, E. Coccia, C. Cosmelli, V. Fafone, S. Frasca, I. Modena, P. Modestino, G. V. Pallottino, G. Pizzella, P. Rapagnani, F. Ricci, R. Terenzi, and M. Visco
Phys. Rev. D 56, 6081-6084 (1997). [PDF 92K]

Experimental study of the dynamic Newtonian field with a cryogenic gravitational wave antenna
P.Astone, M.Bassan, R.Bizzarri, P.Bonifazi, L.Brocco, P.Carelli, E.Coccia, C.Cosmelli, A.Degasperis, S.Frasca, V.Fafone, E.Majorana, I.Modena, G.Modestino, A.Moleti, G.V.Pallottino, G.Pizzella, P.Puppo, P.Rapagnani, F.Ricci, R.Terenzi, M.Visco,
The European Physical Journal C, 5, 651-664 (1998) [PDF 541K]

On the efficiency of the coincidence search in gravitational wave experiments
P. Astone, G. V. Pallottino and G. Pizzella
General Relativity and Gravitation 30, 105 (1998) [PDF 173K]

The gravitational wave detector NAUTILUS operating at T=0.1 K
P. Astone et al.
Astroparticle Physics 7, 231 (1997). [PDF 94K]

Resonant gravitational wave antennas for stochastic background measurements
P. Astone, G. V. Pallottino and G. Pizzella
Class. Quant. Grav. 14, 2019 (1997) [PDF 206K]

Resonant detectors for the search for gravitational waves
G. Pizzella
Class. Quant. Grav. 14, 1481 (1997) [PDF 72K]

Gravitational wave stochastic background detection with resonant mass detectors
S. Vitale, M. Cerdonio, E. Coccia and A. Ortolan
Phys. Rev. D 55, 1741 (1997) [PDF 248K]

Upper limit for a gravitational-wave stochastic background with the EXPLORER and NAUTILUS resonant detectors
P. Astone et al.
Phys. Lett. B 385, 421 (1996).

A cosmic-ray veto system for the gravitational wave detector NAUTILUS
E. Coccia et al.
Nucl. Instr. and Meth. A 355, 624 (1995).

Upper Limit for Nuclearite Flux from the Rome Gravitational Wave Resonant Detectors
P.Astone, M.Bassan, P.Bonifazi, E.Coccia, C.Cosmelli, V.Fafone, S.Frasca, E.Majorana, I.Modena, G.V.Pallottino, G.Pizzella, P.Rapagnani, F.Ricci, F.Ronga, M.Visco,
Phys. Rev. D 47, 4770-4773 (1993).

Long-term operation of the Rome "Explorer" cryogenic gravitational wave detector
P.Astone, M.Bassan, P.Bonifazi, P.Carelli, M.G.Castellano, G.Cavallari, E.Coccia, C.Cosmelli, V.Fafone, S.Frasca, E.Majorana, I.Modena, G.V.Pallottino, G.Pizzella, P.Rapagnani, F.Ricci, M.Visco
Phys. Rev. D 47, 362-375 (1993).

Noise behaviour of the Explorer gravitational wave antenna during transition to the superfluid phase
P.Astone, M.Bassan, P.Bonifazi, E.Coccia, C.Cosmelli, S.Frasca, E.Majorana, I.Modena, G.V.Pallottino, G.Pizzella, P.Rapagnani, F.Ricci, M.Visco
Cryogenics 32, 668-670 (1992).

Noise measurements on a tunnel junction d.c. SQUID for a gravitational radiation detector at ultralow temperature
M. G. Castellano, M. Bassan, P. Carelli, E. Coccia, C. Cosmelli, V. Fafone and I. Modena
Nuovo Cim. 15C, 219 (1992).

Suspension and thermal link of an ultralow temperature gravitational wave antenna
E. Coccia, V. Fafone and I Modena
Rev. Sci. Instrum. 63, 5432 (1992).

Evalutation and Preliminary Measurement of the Interaction of a Dynamical Gravitational Near Field with a Cryogenic Gravitational Wave Antenna
P.Astone, M.Bassan, S.Bates, R.Bizzarri, P.Bonifazi, R.Cardarelli, G.Cavallari, E.Coccia, A.Degasperis, D.De Pedis, S.Frasca, E.Majorana, L.Merucci, I.Modena, G.Muratori, G.V.Pallottino, C.Patrignani, G.Pizzella, M.Price, P.Rapagnani, F.Ricci, M.Visco
Zeit. Phys. C -Particles and Fields 50, 21-29 (1991).

He^-3/He^-4 mixing chamber for an ultralow temperature gravitational wave antenna
E. Coccia and I. Modena
Cryogenics 31, 712 (1991).

First Cooling below 0.1 K of the New Gravitational-Wave Antenna, Nautilus, of the Rome Group
P. Astone et al.
Europhys. Lett. 16, 231 (1991).

Sensitivity of the Rome Gravitational Wave Experiment with the Explorer Crygenic Resonant Antenna Operating at 2 K
E.Amaldi, P.Astone, M.Bassan, P.Bonifazi, M.G.Castellano, G.Cavallari, E.Coccia, C.Cosmelli, S.Frasca, E.Majorana, I.Modena, G.V.Pallottino, G.Pizzella, P.Rapagnani, F.Ricci, M.Visco, Zhu Ning
Europhys. Let. 12, 5-11 (1990).

First Gravitational Wave Coincidence Experiemnt Between Three Cryogenic resonant-Mass Detectors: Louisiana-Roma-Stanford
E.Amaldi, O.Aguiar, M.Bassan, P.Bonifazi, P.Carelli, M.G.Castellano, G.Cavallari, E.Coccia, C.Cosmelli, W.M.Fairbank, S.Frasca, V.Foglietti, R.Habel, W.O.Hamilton, J.Henderson, W.Johnson, A.G.Mann, M.S.McAshan, P.F.Michelson, I.Modena, B.E.Moskowitz, G.V.Pallottino, G.Pizzella, J.C.Price, P.Rapagnani, F.Ricci, N.Solomonson, T.stevenson, R.C.Taber, B.X.Xu, Astron. and Astrophys. 216, 325 (1989).

Preliminary results on the operation of a 2200kg cryogenic gravitational antenna with a resonant capacitive transducer and a dc SQUID amplifier
E.Amaldi, P.Bonifazi, P.Carelli, M.G.Castellano, G.Cavallari, E.Coccia, C.Cosmelli, V.Foglietti, R.Habel, I.Modena, G.V.Pallottino, G.Pizzella, P.Rapagnani, F.Ricci
Nuovo Cimento, 9C, 829 (1986).

F.Bronzini, E.Coccia, I.Modena, P.Rapagnani, F.Ricci,
Cryogenics 25, 234 (1985).

Initial operation at liquid-helium temperature of the M=2200kg Al5056 gravitational wave antenna of the Rome group
E.Amaldi, P.Bonifazi, F.Bronzini, P.Carelli, M.G.Castellano, G.Cavallari, E.Coccia, C.Cosmelli, V.Foglietti, R.Habel, I.Modena, Y.Ogawa, G.V.Pallottino, G.Pizzella, P.Rapagnani, F.Ricci, G.Vannaroni
Nuovo Cimento, 7C, 338 (1984).

The 2003 science run of EXPLORER and NAUTILUS
Presented by E. Coccia at the 6^th Amaldi Conference 2005 (Okinawa, Japan) [PDF 2393K]

Developments in Bar Detectors
Presented by V. Fafone at the 6^th Amaldi Conference 2005 (Okinawa, Japan) [PDF 9732K]

Resonant bars: time dispersion and efficiency detection for impulsive signals of known shape using the "ROG Delta Filter"
Presented by S. D'Antonio at the 6^th Amaldi Conference 2005 (Okinawa, Japan) [PDF 978K]

Present science run of EXPLORER and NAUTILUS
Presented by M. Visco at the 6^th Amaldi Conference 2005 (Okinawa, Japan) [PDF 1905K]

Approaching the quantum limit with a new read-out on EXPLORER and NAUTILUS
Presented by A. Rocchi at the 6^th Amaldi Conference 2005 (Okinawa, Japan) [PDF 1082K]

Present status of EXPLORER and NAUTILUS
Presented by A. Rocchi at the 17^th GR Conference 2004 (Dublin, Ireland) [PDF 1766K]

EXPLORER and NAUTILUS
Presented by E. Coccia at the 5^th LISA Symposium 2004 (ESA Noordwijk, The Netherlands) [PDF 1467K]

Seven years of data taking and analysis with the EXPLORER and NAUTILUS gravitational wave detectors
Presented by P. Astone at the GWDAW 2003 Conference (Milwaukee, USA) [PDF 7185K]

EXPLORER and NAUTILUS: present status
Presented by A. Rocchi at the 10^th Marcel Grossmann Meeting 2003 (Rio de Janeiro, Brasil) [PDF 1680K]

The new run of EXPLORER and NAUTILUS
Presented by M. Visco at the 5^th Amaldi Conference 2003 (Pisa, Italy) [PDF 2136K]

Resonant detectors: bars and spheres
Presented by V. Fafone at the 5^th Amaldi Conference 2003 (Pisa, Italy) [PDF 11441K]

Bar data analysis for searching counterparts of gamma ray bursts
Presented by P. Modestino at the 5^th Amaldi Conference 2003 (Pisa, Italy) [PDF 89K]

Present and future of resonant detectors
Presented by M. Bassan at the CAPP 2003 Conference (CERN, Switzerland) [PDF 3167K]

Searching for gravitational wave signal as counterpart of gamma-ray bursts
Presented by P. Modestino at the SIGRAV 2002 Conference (Frascati, Italy) [PDF 714K]

Bars in the short and medium-term future
Presented by E. Coccia at the 4^th LISA Symposium 2002 (Penn State, USA) [PDF 2337K]

Papers for Burst Signals

Filter performances

The fast matched filter forg.w. data analysis:characteristics and applications
(NuovoCimento C, (1997))

Time dispersion and efficiency ofdetection for signals in g.w. experiments
(PRD 62,(2000))

Linear filtering forthe detection of short bursts of g. r.
( S. D' Antonio,4th Amaldi Conf.,Perth,2001- CQG 19,7, (2002))

Coincidence analysis

OPTIMAL STRATEGY FOR THE SEARCH OF COINCIDENT EVENTS BETWEEN EXPLORER AND NAUTILUS
 (Modestino, Pizzella, Ronga LNF-06/21 (IR))

CALIBRATION OF THE RESONANT GRAVITATIONAL WAVE DETECTORS EXPLORER AND NAUTILUS IN 2003 AND 2004 USING COSMIC RAYS
 (Modestino, Pizzella, Ronga LNF-05/27 (IR))

Search for gravitational radiationwith the Allegro and Explorer detectors
(PRD 59, 122001(1999))

Search for CoincidentExcitation of the widely Spaced Resonant G.W. detectors Explorer, Nautilus and Niobe
(AstroParticle Physics 10,1 (1999))

First search for gravitational wavebursts with a network of detectors
(PRL 85, 5046-5050, 2000)

Initial operation of theInternational gravitational event collaboration
(InternationalJournal of Mod. Phys. D,9 (2000))

On upper limits for g.w.radiation
(AstroParticle Physics 16, 441-450 (2002))

Study of coincidences betweenresonant g.w. detectors
(CQG 18,2,243-251, (2001))

Coincidence analysis in g.w. experiments
(P. Astone et al,4th Amaldi Conf., Perth,2001- CQG 19,7 (2002))

Search for gravitational wave bursts by the network of resonant detectors
(presented by G. Prodi at the 4th Amaldi Conf., Perth,2001- CQG 19,7,(2002))

Background estimation in agravitational wave experiment
(International Journal of Mod.Phys. D,9 (2000))

Papers for the search of continuous waves

Procedure for the search of signals

The procedure and the results have been published on PRD 65, 022201 (2002)

All-Sky search

The procedure is described here and has been published on PRD 65, 042003 (2002

Papers for the search of a stochastic gravitational background

The analysis procedures and the limit we may reach

Stochastic background of g.w.
(2000, Proc. GWDAW Rome)

Resonant antennas for stochastic background measurements
(CQG,1997)

Spectral tecqniques for stochastic background measurements
(1997, Proc.GWDAW, Orsay)