fission and properties of neutron-rich nuclei · proceedings of the third international conference...
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Proceedings of the Third International Conference
Fission and Properties ofNeutron-Rich NucleiSanibel Island, Florida, USA 3 - 9 November2002
edited by
J H HamiltonVanderbiit University, USA
A V RamayyaVanderbiit University, USA
H K CarterOak Ridge Associated Universities, USA
UNIVERSI
World ScientificN E W J E R S E Y • L O N D O N • S I N G A P O R E • S H A N G H A I • H O N G K O N G • T A I P E I • B A N G A L O R E
Contents
Program Committee and Advisory Committee v
Preface vii
Nuclear Structure
Structure of Neutron-Rich Nuclei 3W. Nazarewicz and M. Pioszajczak
Structure of Neutron-Rich Nuclei in the 132Sn Region 14A. Covello. L. Coraggio, A. Gargano and N. Itaco
Isomer Spectroscopy of In-Flight Fission Fragments Near 132Sn at theGSI Fragment Separator 22
M. Hellstrom. M.N. Mineva, A. Blazhev, H.J. Boardman, J. Ekman,K. Gladnishki, H. Grawe, J. Gerl, R. Page, Z. Podolydk, D. Rudolph,the GSI-FRS Isomer Collaboration
Nuclear Structure Studies with ISOL Beams at the HRIBF 30C. Baktash
Anomalous Behavior of 2+ Excitations of Tellurium Isotopes AroundN=82 32
J. Terasaki, J. Engel, W. Nazarewicz and M. V. Stoitsov
Charge Radii and Nuclear Moments Around 132Sn 38F. Le Blanc. E. Cottereau, S. Essabaa, J. Obert, J. Oms, A. Ouchrif,B. Roussiere, J. Sauvage, D. Verney, L. Cabaret, J. Pinard, R. Horn,G. Huber, J. Lassen, J.E. Crawford, J.K.P. Lee, J. Genevey,G. Le Scornet, the ISOLDE Collaboration
Decay of High Spin Microsecond Isomers in ' 9In, l29Sn and130Sb Nuclei 47
7. Genevey. J.A. Pinston, H. Faust, A. Scherillo, G. Simpsonand I. Tsekhanovich
New Evidence for Neutron Magic Number N = 16 at Border Line 55Z. Dlouhv. D. Baiborodin, J. Mrdzek and G. Thiamovd
Probing the Halo Structure of Light Neutron-Rich Nuclei byIntermediate Energy Elastic Proton Scattering 63
P. Eselhof
IX
High-Resolution Gamma-Ray Spectroscopy with Fast Exotic Beams 73CM. Campbell, J.A. Church, D.-C. Dinca, 7*. Glasmacher.P.G. Hansen, H. Olliver, B. Perry, B.M. Sherrill, J.R. Terry,D. Bazin, J. Enders, A. Gade, Z. Hu, W.F. Mueller, P.D. Cottle,K. W. Kemper and L. Riley
Beta Decay Studies at the MSU/NSCL Coupled Cyclotron Facility 79P.F. Mantica
Ground-State Configuration of the Neutron-Rich n B e and 1 7 l 9 2 l 2 3 oNuclei Studied by Coulomb Breakup 87
R. Palit, T. Aumann. K. Boretzky, B. V. Carlson, D. Cortina,U.D. Pramanik, Th.W. Elze, H. Emling, H. Geissel, A. Grunschlofi,M. Hellstrom, S. Ilievski, N. Iwasa, K.L. Jones, L.H. Khiem, J.V. Kratz,R. Kulessa, Y. Leifels, A. Leistenschneider, E. Lubkiewicz, G. Miinzenberg,C. Nociforo, P. Reiter, C. Scheidenberger, H. Simon, K. Siimmerer,E. Wajda and W. Walus
Chirality of Rotating Nuclei 93V. Dimitrov and S. Frauendorf
Coupled-Cluster Theory for Nuclear Science 101D.J. Dean
HFB Calculations with High Energy Continuum Coupling: NuclearStructure at Neutron Dripline 109
A.S. Umar. V.E. Oberacker and E. Teran
Mass Table Mean-Field Calculations 117M.V. Stoitsov. W. Nazarewicz and J. Dobaczewski
Nano-Second Isomers in Neutron-Rich Nuclei around 68Ni 125T. Ishii. M. Asai, M. Matsuda, P. Kleinheinz, H. Long, J. Hori,A. Makishima, T. Kohno, M. Ogawa, K. Ogawa and H. Nakada
Neutron-Rich Nickel and Cobalt Nuclei — New Results fromFragmentation Studies 135
R. Grzvwacz. M. Sawicka, M. Pfiitzner, J.M. Daugas, H. Grawe,I. Matea, F. Becker, G. Belier, C.R. Bingham, R. Borcea,E. Bouchez, A. Buta, E. Dragulescu, G. Georgiev, J. Giovinazzo,F. Ibrahim, F. Hammache, P. Mayet, V. Meot, M. Lewitowicz,F. De Olivieira, F. Negoita, O. Perru, O. Roig, K.P. Rykaczewski,M.G. Saint-Laurent, J.E. Sauvestre, O. Sorlin, M. Stanoiu, I. Stefan,C. Stodel, C. Theisen and D. Verney
Fission Fragment Orientation and y-Ray Emission Anisotropy 143P. Adrich, Yu.N. Kopatch, E. Lubkiewicz, H.J. Wollersheimand M. Mutterer
Is There a Shell Closure at N = 32? Spectroscopy of Neutron-RichNuclei Near 56Cr 151
D. Appelbe. R.A.E. Austin, C.W. Beausang, C.J. Barton,J.A. Cameron, M.A. Caprio, J.R. Cooper, C. Malsolmson,M.H. Muikku, J.R. Novak, J. Simpson, J.C. Waddington,D.D. Warner, F.R. Xu andN.V. Zarnfir
Study on Neutron-Rich Nuclei Near 132Sn from the SpontaneousFission on 252Cf 153
J.K. Hwang. A.V. Ramayya, J.H. Hamilton, Y.X. Luo, P.M. Gore,C.J. Beyer, X.Q. Zhang, J. Kormicki, J.O. Rasmussen, S.C. Wu,CM. Folden III, P. Fallon, P. Zielinski, K.E. Gregorich,A.O. Macchiavelli, I.-Y. Lee, T.N. Ginter, M.A. Stoyer, J.D. Cole,R. Donangelo, S.J. Asztalos, G.M. Ter-Akopian, Yu.Ts. Oganessian,A.V. Daniel, A. Covello, A. Gargano and S.C. Pancholi
Exotic Cluster Structure in Light Neutron-Rich Nuclei 159N. Itasaki. S. Hirose, T. Otsuka, S. Okabe and K. Ikeda
Nonlinear Aspects of Quadrupole Excitations in Nuclei withA = 100-170 167
K.A. Gridnev. V.G. Kartavenko and W. Greiner
Deformed Two-Center Shell Model 177R.A. Gherghescu. D.N. Poenaru and W. Greiner
Gamma Rays from Different Fission Sources 183W.R. Phillips
Collective Bands in Mo, Ru, and Pd Nuclei and Chiral Bands in 106Mo 191S.J. Zhu. J.H. Hamilton, A.V. Ramayya, P.M. Gore, J.O. Rasmussen,E.F. Jones, J.K. Hwang, R.Q. Xu, L.Y. Yang, K. Li, Z. Jiang, Z. Zhang,S.D. Xiao, X.Q. Zhang, J. Kormicki, Y.X. Luo, L. Chaturvedi,W.C. Ma, J.D. Cole, M.W. Drigert, I.-Y. Lee, CM. Folden 111,P. Fallon, P. Zielinski, K.E. Gregorich, A.O. Macchiavelli,M.A. Stoyer, T.N. Ginter, G.M. Ter-Akopian, A.V. Daniel,Yu. Ts. Oganessian and R. Donangelo
Magnetic Moments and Lifetimes in Zr-Mo NucleiSmith (Contribution not received)
XII
Shape Coexistence, Shape Transitions, and Triaxial Deformation inNeutron-Rich A ~ 100 Nuclei Populated by Fusion-Fission Reactions 199
C.Y. Wu. H. Hua, D. Cline, A.B. Hayes, R. Teng, R.M. Clark,P. Fallon, A. Goergen, A.O. Macchiavelli and K. Vetter
Gamma-Ray Emission from Fission of Heavy Nuclei 207L. Krupa. G.N. Kniajeva, A.A. Bogatchev, G.M. Chubarian,0. Dorvaux, I.M. Itkis, M.G. Itkis, S. Khlebnikov, J. Kliman,N.A. Kondratiev, EM. Kozulin, V. Lyapin, T. Matema, W. Rubchenia,1. V. Pokrovsky, W. Trzaska, D. Vakhtin and V.M. Voskresenski
Structure Studies of Fission Products at IGISOL-Facility 215A. Jokinen. A. Nieminen, S. Rinta-Antila, Y. Wang, J. Aystoand P. Campbell
Decay of the Neutron Rich Nucleus ' 16Ag 221J.C. Batchelder. J.-C. Bilheux, C.R. Bingham, H.K. Carter, J.D. Cole,D. Fong, P.E. Garrett, R. Grzywacz, J.H. Hamilton, D.J. Hartley,J.K. Hwang, W. Krolas, D. Kulp, Y. Larochelle, A. Piechaczek,A.V. Ramayya, K.P. Rykaczewski, E.H. Spejewski, D.W. Stracener,M.N. Tantawy, J.A. Winger, J. Wood, E.F. Zganjar, A. Casares,D.C. RadfordandH. Wollnik
Gamma-Ray Spectroscopy for Neutron-Rich A = 160-170 Nuclei: Thep" Decay of 159Pm, 16°-'62Sm, 162Eu, 1M-166Gd, and 166"168Tb 227
M. Asai. S. Ichikawa, K. Tsukada, A. Osa, I. Nishinaka, Y. Nagame,Y. Kojma and M. Shibata
Qp Measurements of Neutron-Rich Rare Earth Nuclei Produced withProton Induced Fission of 238U 233
M. Shibata. O. Suematsu, K. Kawade, M. Asai, S. Ichikawa,Y. Nagame, A. Osa, K. Tsukada, Y. Kojima and A. Taniguchi
Population of Neutron-Rich Fission Fragments Following Heavy-IonFusion Reactions 239
J.A. Cizewski and N. Fotiades
Band Structures in Fission Fragments of Rhodium and Neighbors 244J.O. Rasmussen. J. Gilat, S.C. Wu, Y.X. Luo, J.K. Hwang,A.V. Ramayya, J.H. Hamilton, S.J. Zhu, R.Q. Xu andR. Donangelo
XIII
Nuclear Structure of Neutron-Rich N=83 Isotones by ^ C f Fissionat Gammasphere 252
Y.X. Luo. J.O. Rasmussen, J.H. Hamilton, A.V. Ramayya,J.K. Hwang, C.J. Beyer, S.J. Zhu, J. Kormicki, X.Q. Zhang,E.F. Jones, P.M. Gore, T.N. Ginter, I.-Y. Lee, K.E. Gregorich,A.O. Macchiavelli, G.M. Ter-Akopian, Yu.Ts. Oganessian,A.V. Daniel, M.A. Stoyer, S.J. Asztalos, J.D. Cole, R. Donangeloand S.C. Wu
A Study of Neutron-Rich Cl Isotopes by Using Deep-Inelastic Reactions 259X. Liang, R. Chapman. F. Haas, K.-M. Spohr, P. Bednarczyk,S.M. Campbell, P.J. Dagnall, M. Davison, G. De Angelis, G. Duchene,Th. Kroll, S. Lunardi, S. Naguleswaran and M.B. Smith
The Yrast Spectroscopy of Neutron-Rich Nuclei Produced inDeep-Inelastic Processes 266
J. Oilier. R. Chapman, X. Liang, M. Labiche, K.-M. Spohr,M. Davison, G. De Angelis, M. Axiotis, Th. Kroll, D.R. Napoli,T. Martinez, D. Bazzacco, E. Farnea, S. Lunardi andA.G. Smith
Unexpected Decrease in Moment of Inertia Between TV = 98-100• 162,164/-< j T7O
in ud 211E.F. Jones. J.H. Hamilton, P.M. Gore, A.V. Ramayya, J.K. Hwang,A.P. Delima, S.J. Zhu, C.J. Beyer, Y.X. Luo, J. Kormicki, X.Q. Zhang,W.C. Ma, J.O. Rasmussen, I.-Y. Lee, S.C. Wu, CM. Folden HI,P. Fallon, P. Zielinski, K.E. Gregorich, A.O. Macchiavelli,T.N. Ginter, M.A. Stoyer, J.D. Cole, R.V.F. Janssens, I. Ahmad,A.V. Daniel, G.M. Ter-Akopian, Yu.Ts. Oganessian, R. Donangeloand S.J. Asztalos
Calculated Groundstate Properties of Erbium Isotopes in Comparisonwith Measured 2+-States 278
T. Cornelius. J.A. Maruhn, W. Greiner, P. Fleischer, P.-G. Reinhard,T. Burvenich, M. Bender, S. Schramm and J.H. Hamilton
Observation of Unusually Neutron-Deficient Fission Fragments inHeavy-Ion-Induced Fusion Reactions 282
N. Fotiades. J.A. Cizewski, R. Krucken, D.P. McNabb, J.A. Becker,L.A. Bernstein, W. Younes, R.M. Clark, P. Fallon, I.-Y. Lee andA.O. Macchiavelli
Collective Nuclear Structure of Neutron Rich 104~108Mo 288J.B. Gupta
XIV
Nanosecond Isomers in Neutron-Rich N ~ 19 Nuclei 295M. Asai. T. Ishii, A. Makishima, M. Ogawa and M. Matsuda
Nuclear Wave Functions for Spin and Pseudospin Partners 298P.J. Borvcki. J. Ginocchio, W. Nazarewicz and M. V. Stoitsov
Gamma Ray Spectroscopy of Nuclei Near N = Z Line 301L. Chaturvedi
Gamma Spectroscopy of 235U and 234mPa 306J.B. Patin. M.A. Stoyer, K.J. Moody, D.A. Shaughnessy, N.J. Stoyer,J.F. Wild, P.T. WooddyandE. Gutman
Level Structure of 141Ba and 139Xe and Level Systematics of N= 85Even-Odd Isotones 310
Y.X. Luo. J.O. Rasmussen, J.H. Hamilton, A.V. Ramayya,J.K. Hwang, C.J. Beyer, S.J. Zhu, J. Kormicki, X.Q. Zhang,E.F. Jones, P.M. Gore, T.N. Ginter, I.-Y. Lee, K.E. Gregorich,A.O. Macchiavelli, G.M. Ter-Akopian, Yu.Ts. Oganessian,A.V. Daniel, M.A. Stoyer, S.J. Asztalos, J.D. Cole, R. Donangeloand S.C. Wu
High Spin Studies of Neutron-Rich 166Er 317M. Burns. R. Chapman, M. Labiche, X. Liang, J. Oilier,K.-M. Spohr, M. Axiotis, E. Farnea, T. Martinez, Th. Kroll,D.R. Napoli and C.A. Ur
Anomaly of the Moment of Inertia Expression for High Spin States 320J.B. Gupta
Nuclear Astrophysics
Astrophysics of Neutron Rich Nuclei 327M. Wiescher
Beta-Decay Studies of r-Process Nuclides in the 132Sn Region 337A. Wohr. W.B. Walters, K.-L. Kratz, O. Arndt, B.A. Brown,I. Dillmann, D. Fedorov, V. Fedoseyev, L. Fraile, P. Hoff,U. Koster, A.N. Ostrowski, B. Pfeiffer, H.L. Ravn, M.D. Seliverstov,D. Seweryniak, J. Shergur, B. Truett, the ISOLDE Collaboration
Weak r-Process Experiments with Fast Radioactive Beams 345H. Schatz. P. Hosmer, R.R.C. Clement, T. Elliot, A. Estrade,M. Goupell, P.F. Mantica, F. Montes, A.C. Morton, M. Ouellette,P. Santi, M. Steiner, A. Stolz, A. Wohr, W.B. Walters, K.-L. Kratz,B. Pfeiffer and P. Reeder
XV
r-Process Abundance Signatures 353J.J. Cowan and C. Sneden
The Single-Particle Structure of Neutron-Rich Nuclei of AstrophysicalInterest at the ORNL HRIBF 361
D. W. Bardavan. J.C. Batchelder, J.C. Blackmon, C.R. Brune,A.E. Champagne, J.A. Cizewski, T. Davinson, U. Greife,A.N. James, M. Johnson, R.L. Kozub, J.F. Liang, R.J. Livesay,Z. Ma, CD. Nesaraja, D.C. Radford, D. Shapiro, M.S. Smith,J.S. Thomas, P.J. Woods, E.F. Zganjar, the UNIRIB Collaboration
Open Questions in Stellar Helium Burning Studied with Real Photons 369M. Gai
Nuclear Data on Neutron-Rich Nuclei for Astrophysics 377M.S. Smith and R.A. Meyer
Fragmentation and Fission
The Structure of Neutron-Rich Nuclei Investigated Through Reactionsof High-Energy Beams 383
T. Aumann
Isomer Spectroscopy of Heavy Neutron-Rich Nuclei Produced inRelativistic Fragmentation 391
M. Pfutzner. P.H. Regan, Zs. Podolydk, P.M. Walker, J. Gerl,M. Hellstrom, P. Mayet, Ch. Schlegel, the GSI IsomerCollaboration
Reaction Mechanisms Involved in the Production of Neutron-Rich Isotopes 400J. Benlliure. K. Helariutta, K.-H. Schmidt andM.V. Ricciardi
Fragment Excitation and Kinetic Energies in Nuclear Fission 408H.R. Faust
Experimental Studies of Prompt Neutron and Photon Emission inIntermediate Energy Neutron-Induced Fission 418
T. Ethvignot. T. Granier, P. Casoli, R.O. Nelson, R.C. Haight,M. Devlin, R. Drosg, N. Fotiades, J.M. O'Donnell, W. Younes,P.E. Garrett and J.A. Becker
Search for Limits of Stability: 16Be 426T. Baumann, N. Frank, B.A. Luther, D.J. Morrissey, J.P. Seitz,B.M. Sherrill, M. Steiner, J. Stetson, A. Stolz, 1. Wiedenhoverand M. Thoennessen
XVI
239Pu(N,F) at Resonance Energies and its Multi-Modal Interpretation 431F.-J. Hambsch. H. Box, I. Ruskov and L. Dematti
Fission Barrier Physics, Resonance Fluctuations and Isomer FissionCross-Sections 439
J.E. Lynn and A. C. Hayes
Yields of Fragment Pairs in Ternary Fission of 252Cf 448M. Jandel, J. Kliman, L. Krupa. M. Morhdc, J.H. Hamilton,J. Kormicki, A.V. Ramayya, J.K. Hwang, Y.X. Luo, D. Fong,P. Gore, G.M. Ter-Akopian, Yu.Ts. Oganessian, A.M. Rodin,A.S. Fomichev, G.S. Popeko, A.V. Daniel, J.O. Rasmussen,A.O. Macchiavelli, M.A. Stoyer, R. Donangelo and J.D. Cole
Hot Bimodal Ternary Fission in 252Cf 454D. Fong. M. Jandel, J.H. Hamilton, A.V. Ramayya, J.K. Hwang,P. Gore, J. Kormicki, Y.X. Luo, J. Kliman, L. Krupa, A. V. Daniel,A.S. Fomichev, G.S. Popeko, A.M. Rodin, G.M. Ter-Akopian,Yu.Ts. Oganessian, J.O. Rasmussen, A.O. Macchiavelli, I.-Y. Lee,M.A. Stoyer, R. Donangelo, J.D. Cole, W. Greiner and D.N. Poenaru
Investigation of Neutron Multiplicity Distributions in SeparateReaction Channels Using Gadolinium Loaded Large LiquidScintillation Counters 460
A.S. Vorobyev, A.B. Laptev, O.A. Shcherbakov, V.A. Kalinin,V.N. Dushin, V.A. Jakovlev, B.F. Petrov and F.-J. Hambsch
Fission Fragment Deformation and Dynamical Effects in SpontaneousFission of 252Cf and 248Cm 466
V.A. Kalinin. V.N. Dushin, B.F. Petrov, V.A. Yakovlev,A.S. Vorobyev, A.B. Laptev, O.A. Shcherbakov and F.-J. Hambsch
Metal Cluster Fission 472A.G. Lyalin, A.V. Solov'yov, W. Greiner and 0.1. Obolensky
New Behavior of Heavy-Ion Fusion Reactions at Extreme Sub-BarrierEnergies 480
C.L. Jiang. H. Esbensen, K.E. Rehm, B.B. Back, R.V.F. Janssens,J.A. Caggiano, P. Collon, J. Greene, A.M. Heinz, D.J. Henderson,I. Nishinaka, T. O. Pennington and D. Seweryniak
What Could We Learn from Parity Violating Effects in NeutronInduced Fission? 487
V. Gudkov
XVII
Fission Modes Studied with Multi-Dimensional Langevin Equation 494T. Ichikawa. T. Asano, T. Wada, M. Ohta, S. Yamajiand H. Nakahara
The Fission Time Scale Measured with an Atomic Clock 502V.L. Kravchuk. H.W. Wilschut, M. Hunyadi, S. Kopecky, H. Lohner,A. Rogachevskiy, R.H. Siemssen and A. Krasznahorkay
Fission Studies on 238U (1 AGeV) + Pb 509T. Enqvist. J. Benlliure, F. Rejmund, K.-H. Schmidt, P. Armbruster,M. Bernas, C. Stephan, L. Tassan-Got, A. Boudard, R. Legrain andC. Volant
Neutron-Induced Fission of 233U, 238U, 232Th, 239Pu, 237Np, natPb and209Bi Relative to 235U in the Energy Range 1-200 MeV 515
O.A. Shcherbakov, A.B. Laptev. G.A. Petrov, A.S. Vorobyev,A.V. Fomichev, A.Y. Donets, A.V. Evdokimov, S.M. Soloviev,Y. V. Tuboltsev, T. Fukahori, A. Hasegawa and V.M. Maslov
Symmetric/Asymmetric Uranium Neutron-Induced Fission up to200 MeV 521
V.M. Maslov
Heavy Ion Radioactivities 527D.N. Poenaru. W. Greiner, R.A. Gherghescu, J.H. Hamiltonand A.V. Ramayya
Spontaneous Fission of 252Cf in the Light of Prompt Gamma Rays 535G.M. Ter-Akopian. J.H. Hamilton, A.V. Ramayya, A.V. Daniel,G.S. Popeko, A.S. Fomichev, A.M. Rodin, Yu.Ts. Oganessian,J.D. Cole, J. Kormicki, J.K. Hwang, D. Fong, P. Gore,J.O. Rasmussen, A.O. Macchiavelli, I.-Y. Lee, M.A. Stoyer,W. Greiner, R. Donangelo, M. Jandel, L. Krupa and J. Kliman
Influence of the Excitation Energy on the Ternary Triton EmissionProbability of the 248Cm Fissioning System 543
O. Serot. C. Wagemans, J. Wagemans and P. Geltenbort
Theory of Binary and Ternary Cold Fission 552D.S. Delion, A. Sandulescu. S. Misicu and W. Greiner
Semiclassical Approximations for the Breakup of Weakly Bound Nuclei 560R. Donangelo. L.F. Canto and H.D. Marta
First Direct Measurements of the 233Pa Fission Cross-Section up to8.5 MeV 567
F.-J. Hambsch. F. Tovesson, S. Oberstedt, A. Oberstedt,B. Fogelberg and E. Ramstrom
XVIII
Neutron Multiplicity, Spectra and Fission Cross Section Evaluationswithin the Multi-Modal Fission Model for 237Np(n,f) and 235U(n,f) 570
F.-J. Hambsch. S. Oberstedt, G. Vladuca and A. Tudora
Study of Compound Nuclei Produced in Low Energy NuclearReactions in Solids 573
G.H. Milev and H. Hora
Development of a 235mu Generator for Measurement of NeutronCross Sections 576
D.A. Shaughnessv. Y.M.X.M. Dardenne, J.M. Kenneally, C.A. Laue,K.J. Moody, J.B. Patin, M.A. Stoyer, N.J. Stoyer and J.F. Wild
Many-Phonon States as Doorway to Fission within the ComplexTrajectory Approach 580
F.F. Karpeshin
Ternary Fission of 252Cf: Identification of l0Be Clusters 5 81A.V. Daniel, G.M. Ter-Akopian, J.H. Hamilton, A.V. Ramayya,J. Kormicki, G.S. Popeko, A.S. Fomichev, A.M. Rodin,Yu.Ts. Oganessian, J.D. Cole, J.K. Hwang, D. Fong, P. Gore,J.O. Rasmussen, A.O. Macchiavelli, I.-Y. Lee, M.A. Stoyer,W. Greiner, R. Donangelo, M. Jandel, L. Krupa and J. Kliman
Cold Deformed Valleys of Heavy and Superheavy Elements 587§. Misicu and W. Greiner
New Experimental Techniques and Directions
SASSYER: Current Status and Future Prospects 597C. W. Beausang
Cross-Section Measurements with the Radioactive IsotopeAccelerator (RIA) 604
M.A. Stoyer. K.J. Moody, J.F. Wild, J.B. Patin, D.A. Shaughnessy,N.J. Stoyer and L.J. Harris
Challenges of Fission Research at the Improved IGISOL Facility 611H. Penttild. T. Eronen, P. Dendooven, J. Hakala, W. Huang,J. Huikari, A. Jokinen, A. Kankainen, V.S. Kolhinen, S. Kopecky,A. Nieminen, A. Popov, S. Rinta-Antila, Y. Wang and J. Aysto
New Reactions for Determining y-Ray Linear Polarization Sensitivitieswith Compton Polarimeters 617
G.D. Jones
XIX
Digital Signal Processing in Decay Studies 624K.P. Rykaczewski
The Fundamental Properties of the Neutron 630G. Greene
Induced Fission Studies: Experimental Capabilities, Data Correlations,and Applications 631
J.D. Cole. M.W. Drigert, R. Aryaeinejad, E.L. Reber, J.K. Jewell,J.H. Hamilton, A.V. Ramayya, G.M. Ter-Akopian, Yu.Ts. Oganessian,A.V. Daniel, R.V.F. Janssens, I. WiedenhoverandR. Klann
First Experiments with Accelerated Radioactive Ion-Beams atREX-ISOLDE 639
J. Cederkall. F. Ames, U. Bergmann, V. Fedosseev, L. Fraile,U. Koster, T. Nilsson, T. Sieber, B. Wolf, F. Wenander, S. Emhofer,D. Habs, O. Kester, R. Von Hahn, M. Lauer, O. Niedermaier,H. Scheit, D. Schwalm, P. Van Duppen, M. Huyse, P. Mayet,J. Eberth, P. Reiter, N. Warr, D. Weisshaar, G. Schrieder, H. Simon,M. Pantea, REX-ISOLDE and MINIBALL Collaborations
Production of Neutron-Rich Nuclides at HRIBF 647E.H. Spejewski, J.C. Batchelder, H.K. Carter, J.-C. Bilheux,R. Grzywacz, D.J. Hartley, W. Krolas, Y. Larochelle, A. Piechaczek,K.P. Rykaczewski, D.W. Stracener and M.N. Tantawy
The Use of the Photofission of 238f/ for a Neutron-Rich Radioactive IonBeams Generation 650
O. Szb'llos and J. Kliman
Mass Measurements and Mass Formula
Precision Mass Measurements on Neutron-Rich Nuclei with thePenning Trap Mass Spectrometer ISOLTRAP 655
K. Blaum. F. Herfurth, A. Kellerbauer, D. Beck, H.-J. Kluge,C. Scheidenberger, D. Rodriguez, G. Sikler, C. Weber, G. Bollen,S. Schwarz, R-B. Moore and L. Schweikhard
Results from JYFLTRAP at IGISOL 663J. Szervpo. V.S. Kolhinen, T. Eronen, J. Hakala, A. Jokinen,S. Kopecky, A. Nieminen, S. Rinta-Antila and J. Aysto
Microscopic Mass Formulas and the Fission Barriers ofNeutron-Rich Nuclei 671
J.M. Pearson. M. Samyn, S. Goriely, A. Mamdouh and M. Rayet
Realistic Fission Barrier Calculations within the SkyrmeHartree-Fock Theory 679
M. Samvn. S. Goriely and J.M. Pearson
Superheavy Nuclei
Exotic Clusters Composed of Matter and Antimatter 689W. Greiner and T. Biirvenich
Thermal Emission of Intermediate Mass Fragments and theLiquid-Vapor Phase Transition 702
L.G. Moretto. J.B. Elliott, L. Phair andG.J. Wozniak
Inhibition of Fusion by Quasi-Fission in Heavy Element Formation 712D.J. Hinde. M. Dasgupta and A. Mukherjee
Fusion-Fission for Superheavy Nuclei 720G.G. Adamian. N. V. Antonenko and W. Scheid
Study of Superheavy Elements at GSI — Recent Resultsand Perspectives 728
S. Hofmann
Superheavy Element Research at DGFRS 736Yu.Ts. Oganessian, V.K. Utvonkov. Yu.V. Lobanov, F.S.H. Abdullin,A.N. Polyakov, I.V. Shirokovsky, Yu.S. Tsyganov, G.G. Gulbekian,S.L Bogomolov, B.N. Gikal, A.N. Mezentsev, S. lliev, V.G. Subbotin,A.M. Sukhov, O. V. lvanov, G. V. Buklanov, A.A. Voinov, K. Subotic,M.G. Itkis, K.J. Moody, J.F. Wild, N.J. Stoyer, M.A. Stoyer,R.W. Lougheed, C.A. Laue, J.B. Patin and D.A. Shaughnessy
Production of Element 110 in the ^Pb^Ni .n ) Reaction 745T.N. Ginter. K.E. Gregorich, W. Loveland, DM Lee, U.W. Kirbach,R. Sudowe, CM. Folden III, J.B. Patin, N. Seward, P.A. Wilk,P.M. Zielinski, K. Aleklett, R. Eichler, H. Nitsche and D.C. Hoffman
Competition Between Fusion-Fission and Quasifission in Heavy-IonReactions Leading to Superheavy Elements 751
L. Krupa. A.A. Bogatchev, G. Giardina, F. Hanappe, l.M. Itkis,M.G. Itkis, M. Jandel, J. Kliman, G.N. Kniajeva, N.A. Kondratiev,I.V. Korzyukov, EM. Kozulin, T. Materna, Yu.Ts. Oganessian,I. V. Pokrovsky, V.A. Ponomarenko, E. V. Prokhorova, A. Ya. Rusanov,N. Rowley, L. Stuttge and V.M. Voskresenski
Radioactive Ion Beam Facilities
Progress on the Concepts and Design of the Rare Isotope Accelerator 761D.F. Geesaman
Rare Isotope Research Capabilities at the NSCL Today and at RIA inthe Future 770
C.K. Gelbke
The GSI Future Facility: Beams of Ions and Antiprotons 780W.F. Henning
The SPIRAL II Project at GANIL 787M. Lewitowicz
The Holifield Radioactive Ion Beam Facility, Present and Future 789J.R. Beene
ISAC at TRIUMF: Status and Future 799A.C. Shotter
Participant List 807
Author Index 817
Conference Photos 825