•*•- .-..-xr.-. _*„ _. -A,-•;:•*,.*%" INIS-raf—9064 ISSN 0 158 2887 AUSTRALIAN INSTITUTE OF NUCLEAR SCIENCE AND ENGINEERING 10th AINSE NUCLEAR PHYSICS CONFERENCE 6th - 8th FEBRUARY 1984 RESEARCH SCHOOL OF PHYSICAL SCIENCES HUXLEY THEATRE AUSTRALIAN NATIONAL UNIVERSITY CANBERRA CONFERENCE HANDBOOK (Programme, Abstracts and General Information) AUSTRALIAN INSTITUTE OF NUCLEAR SCIENCE AND ENGINEERING 1OTH AINSE NUCLEAIt PHYSICS CONFERENCE 1984 AUSTRALIAN NATIONAL UNIVERSITY HUXLEY THEATRE Monday 6th February, 1984 Sessions commence 10.15 a.m. - conclude 6.00 p.m. Conference Dinner - Pre-Dinner (Huxley Foyer) 5.30-6.00 p.m. - Buffet - Burgmann College Common Room 6.15 p.m. Tuesday 7th February, 1984 Sessions commence 9.00 a.m. - conclude 5.00 p.m. Public Lecture - Huxley Theatre 8.00 p.m. Wednesday 8th February, 1984 Sessions commence 9.00 a.m. - conclude 4.10 p.a. Conference President Professor Sir Ernest Titterton Australian National University Conference Committee Prof. Sir Ernest Titterton Australian National University Dr. J.W. Boldeman Australian Atomic Energy Commission • '*• Assoc. Prof. L.S. Peak University of Sydney Prof. B.M. Spicer University of Melbourne Dr. L.J. Tassie Australian National University Mr. E.A. Palmer AINSE ft Conference Secretary Mrs. Joan Watson AINSE CONTENTS PAGE I PROGRAMME SUMMARY PROGRAMME u-- ABSTRACTS 11 GENERAL INFORMATION 91 LIST OF PARTICIPANTS 95 , a-1-; •r-l**~ rt i. SUMMARY Monday 6th February, 1984 - Australian National University OPENING REMARKS Prof. Sir Ernest Titterton (ANU) 10.15 • 10.20 Conference President SESSION I (Huxley Theatre) Chairman; Prof. Sir Ernest Titterton (ANU) 10.20 • 12.20 12.20 • 1.20 Lunch SESSION II Chairman: Prof. B.M. Spicer (Uni. of Melbourne) 1.20 - 3.00 3.00 - 3.20 Afternoon Tea SESSION III Chairman: Dr. T.R. Ophel (ANU) 3.20 - 5.00 SESSION IV POSTER SESSION A. Huxley Theatre Foyer & 5.00 - 6.00 Seminar Room CONFERENCE DINNER 6.15 Burgmann College Common Room Tuesday 7th February, 1984 SESSION V Chairman: Dr. I.R. Afnan (Flinders Uni. of S.A.) 9.00 -- 10.20 10.20 -- 10.40 Morning Tea S2SSI0N VI Chairman: Prof. S. Hinds (ANU) 10.40 -- 12.20 12.20 -- 1.20 Lunch SESSION VII POSTER SESSION B. Huxley Theatre Foyer & 1.20 - 2.00 Seminar Room SESSION VIII Chairman: Prof. H.H. Bolotin (Uni. of Melbourne) 2,00 - 3.00 3.00 -• 3.20 Afternoon Tea SESSION IX Chairman: Dr. J.K. Parry (AAEC) 3.20 - 5.00 PUBLIC LECTURE Huxley Theatre 8.00 "The Discovery of Artificial Radioactivity" - E.W. Titterton (ANU). Wednesday 8th February, 1984 SESSION X Chairman: Prof. B.H.J. McKellar (Uni. of Melbourne) 9.00 -- 10.00 10.00 •- 10.20 Morning Tea SESSION XI Chairman: Prof. C.A. Hurst (Uni. of Adelaide) 10.20 -- 12.20 12.20 - 1.00 Lunch SESSION XII Chairman: Dr. L. Tassie (ANU) 1.00 -• 2.40 2.40 -- 3.00 Afternoon Tea SESSION XIII Chairman: Prof. Sir Ernest Titterton (ANU) 3.00 - 4.00 CLOSING DISCUSSIONS Prof. Sir Ernest Titterton 4.00 - 4.10 Conference President •J 2. CONFERENCE SESSIONS MONDAY 6TH FEBRUARY, 1984 - Australian National University TIME PAPER NO. 10.15 - 10.20 Opening Remarks - Prof. Sir Ernest Titterton (ANU) Conference President. SESSION I (Huxley Theatre) Chairman: Prof. Sir Ernest Titterton (ANU) 10.20 - 11.00 1R Future Directions in Intermediate Energy Nuclear Review Physics. B.M. Spicer (Uni. of Melbourne). 11.00 - 11.20 2 A Shell-Model Description of Narrow, Highly- Excited States in 9Be. C.L. Woods, F.C. Barker (ANU). 205 11.20 - 11.40 3 Yrast States and Isomers in At. R.F. Davies (NPLUK), A.R. Poletti (Uni. of Auckland), G.D. Dracoulis, A.P. Byrne (ANU), C. Fahlander, (Tanden Lab. Sweden). 42 11.40 - 12.00 4 Alpha Particle Induced Reactions on Ca and the Mass 45 Bottleneck. L.W. Mitchell, M.E. Sevior, C.I.W. Tingwell, D.G. Sargood (Uni. of Melbourne). 4 12.00 - 12.20 5 Neutron Evaporation Following Heavy Ion Reactions for Systems with 150 < A < 190. A. Chatterjee, R.J. Charity, D.J. Hinde, G.S. Foote, J.R. Leigh, J.O. Newton, S. Ogaza (ANU) 12.20 - 1.20 LUNCH SESSION II Chairman; Prof. B.M. Spicer (Uni. of Melbourne). 1.20 - 2.00 6R Pions and Muons - Beyond Exotic Atoms. Review E.W. Vogt (TRIUMF, Canada) 2.00 - 2.20 7 Comparison of Various Observations of M* (0.429) C.A. Ramm (Uni. of Melbourne). v™ 2.20 - 2.40 8 Measurement of the g-Factors of High-Spin States in l58Er. C.G. Ryan, S.H. Sie (CSIRO), H.H. Bolotin (Uni. of Melbourne). 2.40 - 3.00 9 Coupled Channels Description of Resonant Structures in the 160 + 20Ne System. Y. Kondo, B.A. Robson, R. Smith (ANU) 3.00 - 3.20 AFTERNOON TEA 3. MONDAY 6TH FEBRUARY, 1984 - Australian National University TIME PAPER NO. SESSION III Chairman: Dr. T.R. Ophel (ANU) • 3.20 - 4.00 10R Heavy-Ion Physics - The Future. Review J.O. Newton (ANU) 11 Measurement of Subthreshold Fission Cross *.00 - 4.20 Section in 23OTh(n,f). R.L. Walsh, J.W. Boldeman, (AAEC). I 12 Masses and Level Schemes of Very Neutron-Rich 4.20 - 4.40 Nuclei with A ^ 30. L.K. Fifield, P.V. Drumm, M.A.C. Hotchkis, T.R. Ophel, D.C. Weisser, C.L. Woods (ANU). 4.40 - 5.00 13 RHO Decay in the Cloudy Bag Model. L.R. Dodd. (Uni. of Adelaide) SESSION IV POSTER SESSION A. - Huxley Theatre Foyer & Seminar Room. 5.00 - 6.00 14 Measurements of Angular Distributions for the 6Li(n.t)*He Reaction in the MeV Region. CM. Bartle (DSIRNZ) 15 Elastic Scattering of y-Rays at Small Scattering Angles. G. Hicks, R.B. Taylor, P. Teansomprasong, I.B. Whittingham (James Cook Uni. Nth.Qld). • 16 Assessment of Underground Gamma Ray Fluxes at a Depth of 1230 Metres. A.M. Bakich, M. Omori. L.S. Peak, N.T.Wearne (Uni. of Sydney). 17 Relativistic Corrections to the Theory of Coulomb Excitation. M.P. Fewell (ANU). 18 Alignment of Neutrons and Protons in Rotating 190,192,194Hg Nuclei. A.P. Byrne, G.D. Dracoulis, S. Ogaza (ANU), H. HHbei (Uni. of Bonn). !•' 19 Picosecond Beam Pulsing System using a Superconducting Resonator on the 14UD. D.C. Weisser (ANU). 20 The Interaction of 7Li with 160 at 50 MeV. P.V. Drmnm, L.K. Fifield, M.A.C. Hotchkis, T.R.Ophel, D.C. Weisser, C.L. Woods (ANU). 21 Chiral Symmetry and the U(l) Problem. G.A. Christos (ANU). 22 Resonant Structures in the Ne( 0, C) Mg Reaction. Y. Rondo, B.A. Robson, R. Smith (ANU). J 4. MONDAY 6TH FEBRUARY, 1984 - Australian National University TIME PAPER NO. SESSION IV (cont'd) POSTER SESSION A. 59, 5.00 - 6.00 23 The 58Ni(p,Y> Cu Cross Section and its Importance for Nucleosynthesis and Statistical Model Studies. C.I.W. Tingwell, L.W. Mitchell, M.E. Sevior, D.G. Sargood (Uni. of Melbourne). " " 24 Inelastic Scattering of Intermediate Energy Protons from Tungsten. B. Lay (Uni. of Melbourne). 25 Parity Admixtures in the Nucleon Wavefunction. B.H.J. McKellar (Uni. of Melbourne). 26 QCD and the Spectroscopy of Quarkonia. R.M. Gorman, B.H.J. McKellar (Uni. of Melbourne) An Analytic Distorted Wave Approximation for Intermediate Energy Pion and Proton Inelastic Scattering. F. DiMarzio, K. Aroos (Uni.of Melbourne). + 42 ; 28 The Mean-Life of the Second 0 State in Ca, j P.M. Lewis, A.R. Poletti, M. Savage. (Uni. of Auckland} \ 29 Photoneutron Cross Section for C, N, and 0. M. Facci, M.N. Thompson (Uni. of Melbourne). 30 Irreducible Representations of Superalgebras with Central Charges. R. Farmer (Uni. of Tasmania) 31 Introduction to the Quantum Field Theory of Bag Models. L.R. Dodd, C.A. Hurst, M.A. Lohe. (Uni. of Adelaide). 32 Soliton Bags in Quantum Field Theory. \ A.G. Williams, R.T. Cahill (Flinders Uni. of S.A.) ) Vacuum Structure in QCD. C. Roberts, R.T. Cahill, (Flinders Uni. of S.A.). CONFERENCE DINNER 6.15 Burgmann College Common Room. 5. TUESDAY 7TH FEBRUARY, 1984 - Australian National University TIME PAPER NO. SESSION V Chairman; Dr. I.R. Afnan (Flinders Uni. of S.A.) 9.00 - 9.40 34R Weinberg-Salam and Beyond. Review C.J. Hamer (ANU). 9.40 - 10.00 35 Unitarity and K-Matrix Model Fitting. B.C. Pearce (Flinders Uni. of S.A.). 10.00 - 10.20 36 Lattice Gauge Theory. C.J. Hamer (ANU) I 10.20 - 10.40 MORNING TEA SESSION VI Chairman; Prof. S. Hinds (ANU). 10.40 - 11.20 37R Pioneering with High Energy Heavy Ions. Review J. Rastnussen (Uni. of California). 11.20 - 11.40 38 Neutron Emission From Accelerating Fission Fragments. D.J. Hinde (ANU). 11.40 - 12.00 39 Gluon Propagator in Quantum Chromodynamics. H.A. Slim (Uni. of Western Australia). 12.00 - 12.20 40 Octupole-Vibrational States in the Even Mass Isotopes of Barium. M. Burnett, A.M. Baxter, S. Hinds, F. Pribac, R.H. Spear, W.J. Vermeer, (ANU) 12.20 - 1.20 LUNCH SESSION VII POSTER SESSION B. - Huxley Theatre Foyer & Common Room. 1.20 - 2.00 41 Variation with Excitation Energy of Even-Odd Charge Effects in 252Cf Fission Neutron Emission. R.L. Walsh (AAEC). 42 Wigner Coefficients for Semi-Simple Lie Groups: A Pattern Calculus for 0(N) and U(N). M.D. Gould (Uni. of Western Australia). 43 Long Lifetimes and Moments Through the Bac.kbend in 168W. G.D. Dracoulis (ANU). 44 Coulomb Excitation of the Nucleus Li. W.J. Vermeer, R.H. Spear, M.T. Esat, M.P.