DAE

SYMPOSIUM

l\ c I .') ON

NUCLEAR PHYSICS

:ONTRIBUTED PAPERS VOLUME 35B (1992)

BHABHA ATOMIC RESEARCH CENTRE

BOMBAY

DECEMBER 21-24, 1992

Editors : D. R. Chakrabarty

Suresh Kumar

Organised by

DEPARTMENT OF ATOMIC ENERGY

GOVERNMENT OF INDIA

INVITED TALKS

11. QUANTUM CHAOS IN A FERMION SYSTEM, Santanu Pal.

12. EXOTIC NUCLEI, J.A. Sheikh.

13. NUCLEAE PHYSICS AT ATLAS, Jerry Nolen.

14. ANTIPROTON NUCLEUS ANNIHILATION AT REST,

H. Machner.

15. MICROSCOPIC STUDY OF NUCLEAR LEVEL DENSITIES,

A. Ansari.

16. HIGH ENERGY GAMMA RAY EMISSION IN HEAVY ION

COLLISIONS, Y.K. Agarwal.

17. NUCLEON STRUCTURE AND STRONGLY INTERACTING

MATTER. Vikram Soni.

18. ION-SOLID INTERACTIONS UNDER CHANNELING

CONDITIONS, M.B. Kurup.

SEMINAR

EVOLUTION OF HEAVY ION REACTION DYNAMICSFROM SUB-BARRIER TO FERMI ENERGIES

(Co-Ordinator: M.G. Betigeri)

51. SUB-BARRIER FUSION - CURRENT STATUS AND FUTURE

PROSPECTS, K.M. Varier.

52. DISSIPATION MECHANISM AND PARTICLE TRANSFER

REACTIONS, M.G. Betigeri.

53. A FEW NUCLEON TO LARGE MASS TRANSFER IN HEAVYION REACTIONS USING DYNAMICAL THEORY BASED ONTWO-CENTRE SHELL MODEL. Raj K. Gupta.

54. DYNAMICS OF INCOMPLETE FUSION REACTIONS IN THEFERMI ENERGY DOMAIN, K. Krishan.

THESES

Tl. STUDY OF TWO-QUASIPARTICLE BAND STRUCTURES IN ODD-ODD AND EVEN-EVEN NUCLEI, Alpana Goel.

T2. MICROSCOPIC BASIS FOR IBM: STUDY OF VIBRATIONALAND ROTATIONAL NUCLEI, Subrata Sarangi.

T3. THEORY OF CLUSTER DECAY, PRODUCTION OF NEW ELEM¬

ENTS AND ASSOCIATED NUCLEAR STRUCTURE EFFECTS,

Sarbjit Singh.

T4. A THEORETICAL STUDY OF SPONTANEOUS FISSION ANDCLUSTER EMISSION PHENOMENA IN RADIOACTIVE NUCLEI,Satish Kumar.

T5. RADIOCHEMICAL STUDIES ON NUCLEAR FISSION OFACTINIDES. H. Naik.

T6. STUDY OF HIGH ENERGY GAMMA RAYS FOLLOWING HEAVYION COLLISIONS, Manoj K. Sharan.

T7. SOME STUDIES IN DIRAC PHENOMENOLOGY, M.A.Suhail.

T8. THE (P,A++) REACTION ON THE NUCLEUS, Neelima G.Kelkar.

T9. PROPERTIES OF HOT NUCLEAR SYSTEMS, A. Das.

T10. STUDIES OF BARYONIC STATIC PROPERTIES IN CHIRAL

COLOR DIELECTRIC MODEL, Sarira Sahu.

Til. MUON PAIRS AND PHOTON PAIRS AS SIGNATURES FOR A

BARYON-RICH QUARK-GLUON PLASMA, G. Janhavi.

T12. A THEORETICAL SYUDY OF SOME PROPERTIES AND SIGNALS

OF QUARK GLUON PLASMA, Saeed Uddin.

T13. STUDY OF FRAGMENTATION AND MULTIPARTICLE PRODUC¬

TION AT VERY HIGH ENERGY NUCLEUS-NUCLEUS COLLI¬

SION, H.S. Palsania.

T14. AN EXPERIMENTAL INVESTIGATION ON FRAGMENTATION AND

PIONISATION PROCESS IN PION-NUCLEUS INTERACTION AT

350 GeV/C BY VISUAL DETECTION TECHNIQUE, Sk.

Anowar Hossain.

T15. STUDY OF PION NUCLEUS INTERACTION AT 350 GeV/C

USING EMULSION TECHNIQUE, Atanu Dey.

T16. EQUILIBRIUM AND PRE-EQUILIBRIUM EMISSION IN ALPHA

INDUCED REACTIONS AT MODERATE EXCITATION ENERGIES,

B.P.Singh.

CONTRIBUTED PAPERS

A.NUCLEAR STRUCTURE. EXCITATION MODES AND NUCLEAR DECAY

Oral Presentation

Al. SHAPES OF N = Z NUCLEI IN MASS A=20-48 REGION, S.K.

Patra, C.R. Praharaj and P. Ring. 2

A2.HIGH SPIN SPECTROSCOPY OF a 8Mb, R.S. Chakrawarthy,

Pragya Singh, J.A.Sheikh, R.G.Pillay and H.G.Devare. 4

A3. SIGNATURE EFFECTS IN 8<y, S.Chattopadhyay, H.C.Jain.

J.A. Sheikh, M.L. Jhingan and Y.K. Agarwal. 6

A4. DEFORMATION CHANGE AND SIGNATURE INVERSION IN 8 5 Nb,

A.K.Rath, J.A.Sheikh, C.R.Praharaj and S.P.Pandya. 8

A5. LIFETIME AND g-FACTOR MEASUREMENTS OF HIGH SPIN ISO¬

MERS IN 92Mo AND 89Mb, V.V.Krishnamurthy.S.N.Mishra,R.G. Pillay, S.H. Devare and H.G. Devare. 10

A6.HIGH SPIN STATES NEAR AND AT NEUTRON MAGIC NUMBER

N=50 NUCLEI - 93, 94Tc,94. 95RU AND 9 5Rh,s.S.Ghugre,M. Gupta, S.B.Patel, S.Muralithar, G.O. Rodrigues,R.P. Singh. R.K. Bhowmik and J.A. Sheikh. 12

A7.HIGH SPIN STATES IN Ag-102, V. Ravi Kumar, V.Laksh-

minarayana. B.V.Thirumala Rao. T.Seshi Reddy,M.L.N. Raju, S. Lakhsminarayana, K.L. Narasimham,S. Ghugre, K. Premchand, B. Mallikarjuna Rao,K. Parthasaradhi, R.K. Bhowmik, S. Muralidhar,R.P. Singh and G.O. Rodrigues. 14

A8.HIGH SPIN STATES IN ii8Te, A.Sharma, Harjeet Kaur,

Jagbir Singh, J.Goswamy, D.Mehta, B.Chand, N.Singhand P.N. Trehan. 16

A9.STRUCTURE OF i«9Sm, Somapriya Basu, J.M.Chatterjee,K.Kar, D.Banik, R.K.Chattopadhyay, R.P.Sharma, andS.K. Pardhasaradhi. 18

A10.HIGH SPIN STATES IN ODD-ODD i82Lu NUCLEUS, Poonam

Juneja, S.L.Gupta. S.C.Pancholl, Ashok Kumar, R.K.

Bhowmik, S.Muralithar, G.Rodrigues and R.P.Singh. 20

All.A SINGLE TERM EXPRESSION OF g~ BAND LEVEL ENERGIES

OF A SOFT ROTOR, J.B.Gupta, A.K.Kavathekar and

R. Sharma. 22

A12.LEVEL DENSITIES FOR MOVING HOT NUCLEI, M.Rajasek-

aran and R. Premanand. 24

A13.APPLICATION OF SPECTRAL AVERAGING THEORY FOR STATE

AND LEVEL DENSITIES TO 5 8Fe NUCELUS, Kiran Jain and

D. Majumdar. 26

A14.REFLECTION OF SUDDEN CHANGE IN OCCUPANCY OF fs/2 ON

TRANSITION CHARGE DENSITIES, S.K.Dhiman, A.J.Singhand P.K. Raina. 28

A15.A PARTICLE ROTOR MODEL INTERPRETATION OF IDENTICAL

BANDS IN ODD-A RARE EARTH NUCLEI,S.Bhattacharya,A.

Mukherjee, U. Datta Pramanik, H. Saha and S. Sen. 30

A16.PROTON DRIP LINE NUCLEI NEAR Z = 34: A RELATIVISTIC

MEANFIELD DESCRIPTION, J.P. Maharana. Y.K. Gambhir

and J.A. Sheikh. 32

Foster Presentation

A17.QUANTUM GROUP SUq(2) AND IDENTITY IN SUPERDEFORMED

BANDS, Afsar Abbas and P.C. Behera. 34

A18.SUPERDEFORMATION IN NUCLEI, Afsar Abbas, P.C.Behera

and Aohintya Das. 36

Al9.COLLECTIVE BANDS AND DEFORMATIONS IN 7e-82Sr. K.C.

Tripathy, R. Sahu. 38

A20.SHAPES OF THE EXOTIC NUCLEI IN A=70 REGION. S.K.

Patra and C.R. Praharaj. 40

A21.MOMENT-OF-INERTIA OF ROTATIONAL NUCLEI IN HARTREE-

FOCK APPROXIMATION, S.B. Khadkikar, C.R. Praharaj

and A.K. Rath. 42

A2 2. CALCULATION OF MOMENT OF INERTIA OF GROUND STATE

FROM THE NUCLEAR SOFTNESS MODEL, S. Sharma,• K.S. Sen, H.M. Mittal, S. Ahlawat and S.P. Sud. 44

A23.HIGH SPIN BAND STRUCTURES OF i75Hf, C.R. Praharaj

and A.K. Rath. 46

A24.BAND STRUCTURE IN i23,i2 4Xe. M. Saha. A. Goswanii.

P. Basu. P. Bhattacharya. S. Bhattacharya, M.L.

Chatterjee, B. Dasmahapatra and S. Sen. 48

A25.LOW SPIN IDENTICAL BANDS IN THE NpNn SCHEME. M.Saha

and S. Sen. 50

A26.IDENTICAL BANDS IN ODD-A NUCLEI HAVING WIDELY

DIFFERENT MASS NUMBERS. Ashok Kumar Jain. 52

A27.SMOOTH NECKED SHAPES AND MOLECULAR CONFIGURATIONS.

G. Shanmugam and M.D. Padmini. 54

A28.SUPERDEFORMATION AND NEUTRON EMISSION PROBABILITY

OF 152DY. T.R. Rajasekaran. 56

A29.HIGH SPIN STATES IN UTTe, A. Sharma, J. Goswamy,D. Mehta, B. Chand, N. Singh and P.N. Trehan. 58

A30.HIGH SPIN STATES IN nsi, Jagbir Singh, HarjeetKaur. A.Sharma, J.Goswamy, D.Mehta, Nirmal Singhand P.N. Trehan. 60

A31.STUDY OF 82 Br DECAY, J.Goswamy, A.Sharma, D.Mehta.B. Chand, N. Singh and P.N. Trehan. 62

A32.HIGH SPIN STATES IN izii. Harjeet Kaur, A. Sharma.

Jagbir Singh, J.Goswamy, D.Mehta, B.Chand, N.Singhand P.N. Trehan. 64

A33.HIGH SPIN STATES IN THE NEUTRON DEFICIENT NUCLEI

isoDy AND i^Dy, S.S.Ghugre, M.Gupta and S.B.Patel.

R.P. Singh, G.O. Rodrigues, S. Muralithar and

R.K. Bhowmik. 66

A34.TEST OF IBM-1 FOR UNUSUAL LEVEL STRUCTURE OF i52Nd,

J.B. Gupta. 68

A35.A CORRELATION OF 0-VIBRATIONAL ENERGY WITH R-V IN¬TERACTION CONSTANT, J.B. Gupta and A.K. Kavathekar. 70

A36.NUCLEAR STRUCTURE OF i42-i46Ce IN THE IBM-1,H.M. Mittal. 72

A37. TESTING OF Q-Q AND PAIRING INTERACTIONS FOR THECALULATION OF DYNAMIC CHARACTERISTIC IN CASE OFSOME PALLADIUM NUCLEI, A. J. Singh, S. K. Dhiman and

P.K.Raina. 74

A38.MICROSCOPIC MODEL CALCULATION OF TRANSITION CHARGEDENSITIES FOR HIGHER MULTIPOLE ELECTROEXCITATIONSIN 5 8Ni NUCLEUS.A.S.Raghwa,Harish Kumar andP.K.Raina. 76

A39.MICROSCOPIC ANALYSIS OF Tm ISOTOPES, M.Samuel John.

R.D. Ratna Raju. 78

A40.DEUTERON MATTER RADIUS FROM A SOFT CORE POTENTIAL.

A.K. Jana, B. Talukdar and T.K. Nandi. 80

A41.THE CORE-POLARISATION EFFECT ON THE LOW-LYINGPROTON HOLE STATES OF THE 205n. Ramen Majumdar. 82

A42.QUASIPARTICLE CALCULATION IN Ni ISOTOPES USING

MODIFIED PAIRING PLUS SURFACE TENSOR INTERACTION.G. Gangopadhyay and D. Banerjee. 84

A43.REFORMULATION OF THE 1(1+1) EXPANSION IN TERMS OF

POWER SERIES OF I, S. Sharma, K.S. Sen, S. Kumar

and S.F. Sud. 86

A44.NUCLEAR SOFTNESS MODEL AND THE SUMMATION OF

INFINITE POWER SERIES IN JCJ+1), Joginder S. Batra

and Raj K. Gupta. 38

A45.DYNAMICAL SYMMETRY MODEL AND SHAPE TRANSITION IN

MASS REGION A * 100, Rani Devi and S.K. Khosa. 90

A46.SINGLE PARTICLE SPECTRUM AND SPIN-ORBIT SPLITTING

IN RELATIVISTIC MEAN FIELD THEORY, Latha S.

Warrier and Y.K. Gambhir. 92

A47.CHARGE FORM FACTOR CALCULATION FOR 5 He USING

COMPLEX GENERATOR COORDINATE TECHIQUE. B.B. Sri-

vastava and Neelam Agarwal. 94

A48.GENERATOR COORDINATE METHOD FOR *He, B.K. Chikara

and V.K. Sharma. 96

A49.EFFECT OF MESON EXCHANGE CURRENT ON THE CHARGE FORM

FACTOR OF 3H, Kalyani P. Kanta and Tapan K. Das. 98

A50.STUDY OF £9Be IN THREE-PARTICLE MODEL. S.R. Sharan

and S.P. Verma. 100

A51.ALPHA PARTICLE CLUSTERS BY IDE METHOD. Rakhi

Chattopadhyay and Tapan Kumar Das. 102

A52.SOME ASPECTS OF THE SYSTEMATICS OF THE PAIRING

ENERGIES OF NUCLIDES IN THE REGION Z = 3 TO 82,

Ashok Saha 104

A53.GIANT RESONANCES IN EXCITED s-d SHELL NUCLEI,

G. Shanmugam. M. Thlagasundaram. Kalpana Sankar

and K. Ramamurthy. 106

A54.LOWER BOUND OF PAIRING STRENGTH AS FUNCTION OF

ANGULAR MOMENTA, S. Veeraraghavan, A. Mohamed

Akbar, N. Arunachalam. 108

A55.INTERDEPENDENCE OF TEMPERATURE TRIAXIAL DEFOR¬

MATION AND SPIN FOR A PAIRED NUCLEUS. A. MohamedAkbar. S. Veeraraghavan, N. Arunachalam. 110

A56.LEVEL DENSITY PARAMETER FOR HOT ROTATING TRI-

AXIALLY DEFORMED UNPAIRED 9 2Zr NUCLEUS,

S.Veeraraghavan. A.Mohamed Akbar. N.Arunachalam. 112

A57.PARITY DEPENDENCE OF NUCLEAR LEVEL DENSITIES AT

HIGH EXCITATION. B.V. Rao and H.M. Agrawal. 114

A58.NUCLEAR LEVEL DENSITY - ITS DEPENDENCE ON SPIN AND

TEMPERATURE. S. Umaparvathi and T.R. Rajasekaran. 116

A59.SHELL CORRECTION TO SEPERATION ENERGY, D. Caleb

Chanthi Raj. M. Rajasekaran and R. Premanand. 118

A60.PAIRING STRENGTH AND LEVEL DENSITY PARAMETER. D.

Caleb Chanthi Raj, M.Rajasekaran and R.Premanand. 120

A61.EMISSION PROBABILITIES FOR MOVING SOURCES.

M. Rajasekaran and R. Premanand. 122

A62.SPIN PROJECTED PARTITION FUNCTION AND NUCLEAR

LEVEL DENSITY, A. Ansari ,R. Rossignoli and P. Ring:. 124

A63.LEVEL DENSITY PARAMETER IN A MICROSCOPIC APPROACHBEYOND MEAN FIELD. B.K. Agxawal and A. Ansari. 126\

A64.SUPER-ASYMMETRIC COLD FISSION VS. EXOTIC CLUSTER

DECAY, Satish Kumar and-Raj K. Gupta. 128

A65.EFFECT OF NUCLEAR COMPRESSION ON FISSION PATH, M.M.

Majumdar, J.N. De. C. Samanta and S.K. Samaddar. 130

A66.UNIFIED ANALYTICAL MODEL FOR UNIVERSAL FISSION

FROCESSES, G. Shanmugam and S.I.A. Philomin Raj. 132

A67.FINE STRUCTURE IN THE MC DECAY OF 2 22,2 23Ra,

G.- Shanmugam, V. Selvam and V. Ramasubramanian. 134

A68.A COMPARATIVE STUDY OF DIFFERENT MODELS FOR EXOTIC

DISINTEGRATION OF HEAVY NUCLEI (A CRITICAL REVIEW),

S.L. Sharma. 136

A69.SHAPE DEPENDENCE OF NUCLEAR RESPONSE, Tapan

Mukhopadhyay and Santanu Pal. 138

A70.DEFOCUSSING EFFECT OF THE NECK IN A DINUCLEUS.

Vaishali Banerjee and Santanu Pal. 140

A71.X-RAYS AND PROMPT GAMMA RAYS FROM SPONTANEOUS

FISSION OF 2 52Cf, J. Joseph. J. Choudhury,

R. Bhattacharjee and R. Singh. 142

A72.ACCURATE MEASUREMENT OF THE INTENSITY OF 255.1 KeV

GAMMA RAY IN THE DECAY OF n3Sn (115.1 d) .A. Mukh-

erjee, S. Bhattacharya and B. Dasmahapatra. 144

A73.TRUNCATION EFFECTS ON s- STATE POTENTIALS.

M.L. Soni. 146

A74.EVALUATION OF MATRIX ELEMENTS IN HYPERSPHERICAL

HARMONICS EXPANSION METHOD. Satadal Bhattacharyya

and Tapan K. Das. 148

A75.FIRST INTEGRALS FOR NUCLEONIC STATES IN A CLASS OF

TWO-CENTRE POTENTIALS, Meenakshi and S. Dev. 150

A76.SPECTRAL INVERSE PROBLEM IN SUPERSYMMETRIC QUANTUM

MECHANICS, A.K. Paul, S. Mukhopadhyay and J. Pal. 152

A77.RECURRENCE RELATIONS FOR N-DIMENSIONAL RADIAL WAVE

FUNCTIONS, P.K. Bera, S. Bhattacharyya and U. Das. 154

A78.MEASUREMENT OF K- ELECTRON CAPTURE PROBABILITIES IN

9 5Tc and i9?Hg. N.V.S. Vara Prasad. G. Sree Krishna

Murthy, M.V.S. Chandrasekar Rao, M. Ravi Kumar, G.

Satyanarayana, D.L. Sastry and S.N. Chintalapudi, 156

A79.ATOMIC INNER SHELL IONISATION FOLLOWING (3-DECAY.

Vrishali Javeri and Lakshmi Natarajan. 158

B.Loji md mnim mebsl nuclear reactions

Oral Presentation

Bl.PARAMETERS OF LOW ENERGY SCATTERING FOR EQUIVALENTLOCAL POTENTIALS, A.K.Jana, H.Konar and A.K.Paul. 160

B2.AN EXPERIMENTAL STUDY OF D-STATE EFFECTS IN (ct.d)

REACTIONS. S.R.Banerjee, S.N.Chintalapudi, N.G.

Puttaswamy, M, RajaRao and C.R. Ramaswamy. 162

B3.a-n FINAL STATE INTERACTION IN a-d BREAK-UP AT 50

MeV,

S. Mandal, S.S. Dasgupta, A. De, P. Bhatta¬

charya and C.C. Dey. 164

B4. THREE BODY EFFECTS IN t - 1 CLUSTER KNOCKOUT

REACTIONS. Arun K. Jain and S. Mythili. 166

B5.STUDY OF MULTIPOLE MOMENTS OF LOW LYING STATES OF

5 8Fe BY PROTON INELASTIC SCATTERING AT 28 MeV.

A. Kumar. D.K. Agnihotri. J. Singh, I.M. Govil,

S.K. Datta. D.K. Avasthi and A. Trlpathi. 168

B6.ALPHA PARTICLE EMISSION IN FUSION REACTION 2 6Si+

27Al AT 140.0 MeV. D.K. Agnihotri. A. Kumar. K.F.

Singh, G. Singh, I.M. Govil. D. Kabiraj and D.K.

Avasthi. 170

B7.MEASUREMENT OF NUCLEAR LEVEL DENSITY FROM HIGH

ENERGY PROTON SPECTRA. D.R.Chakrabarty, V.M.

Datar. Suresh Kumar. E.T. Mirgule, H.H. Oza,U. Pal and N.L. Ragoowansi. 172

B8.COULOMB NUCLEAR INTERFERENCE IN 2 8Si+2 8Si INELASTIC

SCATTERING. S.Mandal. T.Madhusoodhanan. V.K.Mittal.

V.Ram Devraj. S.Roy,N.M.Badigar,B.B.Baliga,SantanuDatta,Subinit Roy,H.Majumdar,D.Kabiraj,A.Tripathi.S.Ghosh, A. Mondal, D.K. Avasthi and S.K. Datta. 174

B9.LIFETIME IN i»0 + zesi STUDIED BY CRYSTAL BLOCKING,

Vandana Nanal, M.B. Kurup, K.G. Prasad. 176

B10.ORBITING IN LIGHT HEAVY ION REACTIONS. A.Ray.D.Shapira.M.L.Halbert, H.Kim and J.Gomez del Campo. 178

Bll.MECHANISM OF NUCLEAR MOLECULAR RESONANCES,P. Sarangi and L. Satpathy. 180

B12.EVIDENCE OF SUPERDEFORMED STRUCTURAL CONNECTION

IN 2 8 Si, 2 4 Mg AND 2 0Ne THROUGH al-cc2 COINCIDENCE

STUDIES IN i2C(i60,al)24Mg* ---> 20Ne+a2. Suresh

Kumar, E.T.Mirgule, M.A.Eswaran, D.R.Chakrabarty.

V.M.Datar, N.L.Ragoowansi, U.K.Pal and H.H.Oza. 182

B13.NEUTRON FLOW VS COLLECTIVE DEGREES OF FREEDOM FOR

NEAR BARRIER HEAVY-ION FUSION,S.Kailas and A.Navin 184

B14.FUSION CROSS SECTION AND ANGULAR MOMENTUM IN

19F-H85HO. A. Navin. S. Kailas. A. Chatterjee.S.S. Kapoor, A.Karnik. S.S.Kerekatte, B.K.Nayak.P. Singh and S. Suryanarayan. 186

Bl5.STUDIES OF L-DISTRIBUTION IN FUSION AND TRANSFER

CHANNELS IN i e0,i2c+i i 5in REACTIONS, B.K. Nayak.L. M. Pant, D. C. Biswas, R. K. Choudhury, S. S.

• Kapoor and U. Garg. 188

B16.SYSTEMATICS OF FISSION BARRIERS: ANALYSIS OF Tt /J7n

AND Ef'-Bn' FOR SEPARATION OF SYMMETRIC AND

ASYMMETRIC FISSION BARRIERS, A.K. Pandey, P.C.

Kalsi, R.C. Sharma and R.H. Iyer. 190

B17.ANGULAR DISTRIBUTION OF FISSION FRAGMENTS IN i»F+

23 2Th REACTION AT 92 MeV: COMPOUND NUCLEAR AND

TRANSFER INDUCED FISSION COMPONENTS, P.Bhatta¬

charya. D.C.Biswas.P.Basu.A.Saxena,S.Bhattacha¬

rya, V.S.Ambekar. R.K.Choudhury, M.L.Chatterjee

and D.M. Nadkarni. 192

B18.MASS RESOLVED FRAGMENT ANGULAR DISTRIBUTIONS IN

C + TH AND 0 + TH SYSTEMS. Bency V John, Aruna

Nijasure, S.K.Kataria. S.B.Manohar, Ashok Goswami.

A.V.R. Reddy. B.S. Tomar and P.P. Burte. 194

Bl9.ENTRANCE CHANNEL DEPENDENCE OF THE FUSION-FISSION

TIME-SCALES IN HEAVY-ION REACTIONS FROM PRE-

SCISSION NEUTRON MULTIPLICITIES. A.Saxena. A.Chat

terjee,R.K.Choudhury,S.S. Kapoor and D.M.Nadkarni. 196

Poster Presntation

B20.APPLICATION OF MAGNETIC DIPOLE SUM RULE IN TRANS¬

FER REACTIONS. B.S. Bains. R.K. Bansal. 198

B21.A NOTE ON F-F SCATTERING AT LOW ENERGIES, F.K.

Bera, B. Talukdar and U. Das. 200

B22.A HARD CORE SQUARE WELL POTENTIAL FOR n-^C INTER¬

ACTION, O.D.Sharma. H.M.Singh and B.B.Srivastava. 202

B23.0+ RESONANT STATE OF 8 Be USING A SQUARE WELL

POTENTIAL FOR a~a INTERACTION. Rajindra Singh.H.M. Singh, O.D. Sharma and B.B. Srivastava. 204

B24.COMPARATIVE STUDY OF ANALYTICAL D-STATE WAVE

FUNCTIONS FOR CALCULATING NUCLEON MOMENTUM

DISTRIBUTIONS IN THE ELECTRO-DISINTEGRATION OF

THE DEUTERON, V.N. Pai and R.J. Kulkarni. 206

B25.PROJECTION OPERATOR FOR CHANNEL SELECTION IN

NUCLEAR REACTIONS -II, G. Ramachandran and

M.S. Vidya. 208

B26.MICROSCOPIC CALCULATION OF THE NUCLEON SPIN-ORBITPOTENTIAL AND THE FINITE RANGE EFFECT, S.M.Saliem

and W. Haider. 210

B27.ELASTIC SCATTERING OPTICAL POTENTIAL OF UNCLOSED

J-SHELL NUCLEI,K.C.Panda.B.C.Sahu and Raj K.Gupta. 212

B28.CONSISTENCY OF DDM3Y INTERACTION IN ALPHA-ALPHA

SCATTERING. K.C. Panda. 214

B29.COMPUTED CROSS-SCTIONS OF 59Co FOR 1 TO 20 MeV

NEUTRONS. S.L. Bansal and R.K. Mohindra. 216

B30.EXCITATION FUNCTIONS OF NEUTRON INDUCED REACTIONS

ON 58Ni. S.L. Bansal and R.K. Mohindra. 218

B31.COMPUTED 14 MeV NEUTRON CROSS-SECTIONS FOR EVEN-

EVEN NUCLEI IN THE MEDIUM MASS REGION, R.S.Khanchi, H.K. Sahajwani and R.K. Mohindra. 220

B32.ELASTIC AND INELASTIC SCATTERING OF ALPHA PARTIC¬

LES FROM <8T1 AT Ea = 45 MeV. V. Raghunatha Rao,

M. Sudarshan. A. Sarma. R. Singh, S.R. Banerjeeand S.N. Chintalapudi. - 222

B33.ALPHA INDUCED REACTIONS WITH RHODIUM. N.P.M.Sathik, M.G. Sankaracharyulu, B.P.Singh, M.AfzalAnsari and R. Prasad. 224

B34.MEASUREMENT OF EXCITATION FUNCTIONS IN NATURALANTIMONY AND THEIR ANALYSIS USING ALICE-91 CODE.

M.K. Bhardwaj, I.A. Rizvi and A.K. Chaubey. 226

B35.MEASUREMENT OF THE EXCITATION FUNCTIONS OF

Re(a,xn)Ir REACTIONS, M. Ismail. 228

B36.EQUILIBRIUM AND PREEQUILIBRIUM NEUTRON EMISSION

IN laiTa(a.xn) REACTIONS, N.L.Singh, B.J. Patel. 230

B37.TRENDS IN PRE-EQUILIBRIUM FRACTION FOR ALPHA

INDUCED REACTIONS AT CYCLOTRON ENERGIES, B.P.

Singh, M.G.V. Sankaracharyulu, M. Afzal Ansari,

H.D. Bhardwaj and R. Prasad. 232

B38. STUDY OF cc-INDUCED REACTION ON Ni AND RECOILED

PRODUCT NUCLEI, M.H. Rashid, S. Mukherjee and

N.K. Mukhopadhyay. 234

B39.ISOBARIC EFFECTS IN THE REACTIONS INDUCED BY ALPHAPARTICLES, S. Mukherjee. A.V. Mohan Rao and

J. Rama Rao. 236

B40.PRE-EQUILIBRIUM PROCESS IN ALPHA INDUCED INDIUM

EXCITATION FUNCTIONS. R.P.Gautam and A.K.Chaubey. 238

B41.COULOMB VERSUS NUCLEAR EFFECTS IN THE FRAGMENTA¬

TION OF EXOTIC NUCLEI, P. Banerjee and R. Shyam. 240

B42.TRITON EXCHANGE EFFECT IN 8Li(3He,3He)8Li REACTION.

T. Sinha, Subnit Roy and C. Samanta. 242

B43.WIDE ANGLE MEASUREMENT OF 8 Li-PROJECTILE FRAGMENTA¬

TION, C. Samanta. T. Sinha, S.Ray, S.R. Banerjee,

A. Chatterjee and B.J. Roy. 244

B44.THREE-BODY BREAK-UP AND FINAL STATE INTERACTION.

A. De, S.S. Dasgupta and D. Sen. 246

B45.8 Li-TARGET BREAKUP REACTIONS AT LOW RELATIVE

FRAGMENT ENERGIES. C. Samanta. M. Lahiri. Subinit

Roy, S. Ray and S.R. Banerjee. 248

B46.SEMI-MICROSCOPIC STUDY OF 12C+180 ELASTIC SCATTER¬

ING AT Eiab= 168.0 MeV.Yaah Pal Singh and A.Pal. 250

B47.0FTICAL MODEL ANALYSIS OF HI ELASTIC SCATTERING

WITH L-DEPENDENT POTENTIALS. S.V.S. Sastry,A.K. Mohanty and S.K. Kataria. 252

B48.BARRIER REGION RESONANCE MODEL FOR iso+ieo and

2 4Mg+2 4Mg SYSTEMS. P. Susan. B. Sahu. B.M. Jyrwaand C.S. Shastry. 254

B49.SFIN MEASUREMENT OF E(ieo)= 63 MeV RESONANCE IN

12C t 160 THROUGH ANGULAR DISTRIBUTIONS OF

i2C(i60.a)24Mg, E.T. Mirgule. Suresh Kumar. M.A.

Eswaran. D.R. Chakrabarty, V.M. Datar, U.K. Pal,

•N.L. Ragoowansi and H.H. Oza. 256

B50.STUDY OF MULTINUCLEOH TRANFER IN natin(i2C, X).

B.J. Roy, M.G. Betigeri, E. Shallom, H.C. Jain

and M.L. Jhingan. 258

B51. ELASTIC SCATTERING OF i2C ON 11 5 In AT 84 MEV.

B.J. Roy, M.G. Betigeri, E. Shallom, H.C. Jain

and M.L. Jhingan, 260

B52.COMPLEX FRAGMENTS EMISSION IN THE REACTION 19F+

12C AT 96 MeV. C.Bhattacharya, S.K. Basu,

S. Bhattacharya, K.Krishan, G.S.N. Murthy. Y.P.

Viyogi. A. Chatterjee. S. Kailas and P. Singh 262

B53.A TREND IN THE PARTIAL CROSS-SECTIONS OF PROTON

AND DEUTERON IN THE INTERMEDIATE ENERGY HEAVY-ION

COLLISIONS, Santanu Datta and R. Shyam. 264

B54.ENERGY AND MASS DISTRIBUTIONS OF EVAPORATION

RESIDUES IN THE SUB-BARRIER FUSION OF 58,64Ni+

84Ni, K.M. Varier, D. Ackermann. A.M. Stefanini.

P. Spolaore. D. Napoli. L. Corradi, CM. Patrache.

C.Signorini, G.Montagnoli. S.Fernando, S.Beghini,G. Segato and H. Moreno. 266

B55.HEAVY ION FUSION CROSS-SECTIONS IN CLASSICAL

MICROSCOPIC APPROACH, Subodh S. Godre and

Y.R. Waghmare. 268

B56.ENERGY COMPARISON IN CASE OF FUSION EVENT FOR

VARIOUS FORMS OF NN INTERACTION. R.C. Mishra and

Ashok Kumar Sharma. 270

B57.CONNECTION BETWEEN ELASTIC SCATTERING THRESHOLD

ANOMALY AND NEAR-BARRIER HEAVY-ION FUSION,

S. Kailas and P. Singh. 272

B58.MEASUREMENT OF FUSION CROSS SECTION USING ELECTRO¬

STATIC DEFLECTOR. M.L. Jhingan, H.C.Jain. S.Nagara.i.

S.Saha. P.Singh. M.G. Betigeri and A.Chatterjee. 274

B59.DYNAMIC TRAJECTORY CALCULATION OF FUSION TIME

SCALES IN HB+237Np,i2C+232Th AND ieo+232Th REAC¬

TIONS, Kiran Kumar. A. Saxena and R.K. Choudhury. 276

B60.ON THE COMPOUND NUCLEUS SPIN DISTRIBUTION, A.K.

Mohanty. S.K. Kataria and M.S. Samant. 278

B61.FISSION FRAGMENT ANGULAR MOMENTUM AT DIFFERENT

KINETIC ENERGY DOMAINS: ENTRANCE CHANNEL EFFECT.

T. Datta, S.P. Dange. H. Naik and S.B. Manohar. 280

B62.EXPERIMENTAL SEARCH FOR ENTRANCE CHANNEL EFFECTS

THROUGH GAMMA RAY EMISSIONS IN HEAVY ION INDUCED

FISSION REACTIONS. S.P. Das, D. Pattanaik.

M. Satapathy, S.Jena. G.V.Raviprasad, R.T.Yadav,

L. Satpathy. V.S.Ramamurthy, D.Kataria, A. Sinha,

S. Dutta and A. Roy. 282

B63.PRE-FISSION CHARGED PARTICLE MULTIPLICITIES IN

THE i9F+23 2Th REACTION. A. Chatter jee, A.Kamik,

S. Kailas, A. Navin, P. Singh. S.S. Kerekatte and

D.C. Biswas. 284

B64.FISSION FRAGMENT ANGULAR DISTRIBUTIONS FOR THE

SYSTEM 12c+23 2Th. A.Karnik. S.Kailas. A. Chat-

terjee, P.Singh. A.Navin, D.C.Biswas.

D.M. Nadkarni. S.S. Kapoor. 286

B65.FAST NEUTRON INDUCED FISSION CROSS SECTION OF

THORIUM, Ch. V. Sastry, R.K. Jain. S.K. Singh,

S.K. Bose and J. Rama Rao. 288

B66.FISSION FRAGMENT ANGULAR DISTRIBUTIONS IN ALPHA

PARTICLE INDUCED FISSION OF LEAD. R.K. Jain,

Ch. V. Sastry, J. Rama Rao and,S.K. Bose. 290

B67.FISSION TIME SCALES IN 2 3 5U(nth,f) FROM PRESCISS-

ION NEUTRON MULTIPLICITY STUDIES. M.S.Samant,R.P.

Anand.R.K.Choudhury.D.M.Nadkarni and S.S. Kapoor. 292

C. INTERMEDIATE ENERGY NUCLEAR REACTIONS AND N££tNUCLEONIC DEGREES OF FREEDOM

Oral Presentation

Cl.PROTON-NUCLEUS REACTION CROSS SECTIONS AT INTER¬

MEDIATE ENERGIES, M.A. Alvi and I. Ahmad. 294

C2.NUMERICAL INVESTIGATION OF NON-EIKONAL CORRECTIONS

TO GLAUBER MODEL AT INTERMEDIATE ENERGIES.

J. Mahalanabis, G. Faldt and A. Ingemersson. 296

C3.QUASI-FREE DELTA PRODUCTION IN (P.N) REACTIONS,

Swapan Das, B.K. jain and A.B. Santra. 298

C4.A THERMODYNAMICAL BAG MODEL FOR STRUCTURE FUNCTIONS

AND SCALING TEST, S.Karthiyayini. K. Ganeshmurthyand V. Devanathan. 300

C5.SPIN AND ISOPIN EFFECTS ON THE HADRONIC STRUCTURE

FUNCTIONS. N. Meenakumarl and M. Rajasekaran. 302

C6.MICROSCOPIC CALCULATIONS OF LAMBDA SINGLE PARTICLE

ENERGIES, Q.N. Usmani, M. Sami. A.R. Bodmer. 304

Poster presentalon

C7.MASSES AND HYPERFINE SPLITINGS OF THE S WAVE

MESONS. Dulal C. Gandhi. 306

C8.SOME NEW HADRONS IN NON-RELATIVISTIC BAG MODEL,

Dulal C. Gandhi. 308

C9.FLUCTUATIONS OF YANG-MILL'S FIELDS AROUND CLASSICALBACKGROUND - A STRONG BASIS FOR CONFINEMENT MODEL.

S.B. Khadkikar and P.C. Vinodkumar. 310

CIO.A CONFINING GAUGE FOR CONFINEMENT MODELS. P.C.

Vinodkumar and S.B. Khadikikar. 312

Cll.FINITE TEMPERATURE SOLITON BAG IN THE WIGNER-SEITZ

APPROXIMATION. M. Rajasekaran and N. Meenakumari. 314

C12.DILATON TYPE POTENTIAL AND SOLITON BAG

CHARACTERISTICS, N.Meenakumari and M.Rajasekaran. 316

C13.Q.2 DEPENDENT STRUCTURE FUNCTIONS IN THE STATIS¬

TICAL MODEL, N. Meenakumari and M. Rajasekaran. 318

CI4.SYMMETRIZED RIGID PROJECTILE MODEL, I. Ahmad.

M.A. Alvi and Z.A. Khan. 320

C15.NON-EIKONAL CORRECTIONS TO P-4He SCATTERING AT

1.04 GeV, Z.A. Khan and M.A. Alvi. 322

C16.HIGH ENERGY DISINTEGRATIONS OF MEDIUM WEIGHT

NUCLEI, H.K. Shrama, K. Goswami. T.D. Goswami. 324

CI7.ESTIMATION OF THE LIFE TIME OF HEAVY HYPERNUCLEI,

H.K. Sarma, K. Goswami and T.D.Goswami. 326

D.HADRONIC INTERACTION. NUCLEAR MATTER AND NUCLEAR

ASTROPHYSICS

Oral Presentaion

Dl.MESON SPECTROSCOPY WITH COGEP. K.B. Vijaya Kumar.

A.K. Rath and S.B. Khadkikar. 328

D2.NEUTRON MATTER-QUARK MATTER PHASE TRANSITION AND

QUARK STAR, H. Mishra. S.P. Mishra, P.K. Panda and

B.K. Parida.

D3.STRANGE QUARK STARS IN CHIRAL COLOUR DIELECTRIC

MODEL. Sanjay K. Ghosh and Pradip K. Sahu.

D4.STELLAR WEAK INTERACTION RATES FOR NUCLEI WITH

A>60. S. Sarkar. K.Kar, A.Ray and S.Chakravarti.

D5.INFLUENCE OF BULK PROPERTIES ON THE SURFACE

STRUCTURE OF FINITE NUCLEI. V.S. Maheswari.

V.S. Ramamurthy and L. Satpathy.

D6.REALISTIC FINITE-RANGE DENSITY AND MOMENTUM

DEPENDENT EFFECTIVE INTERACTION AND APPLICATION

TO FINITE NUCLEI, J.N. De, S.K. Samaddar and

M.M. Majumdar.

D7.MASS FORMULA BASED ON THOMAS-FERMI MODEL, J.M.

Pearson, Y. Aboussier, A.K. Dutta R.C. Nayak,

M. Farine and F. Tondeur.

330

332

334

336

338

340

Poster Presentation

D8.WHAT IS THE CONSTITUENT QUARK MASS?. Afsar Abbas. 342

D9.INSTANT0N CONTRIBUTION TO ELECTROMAGNETIC MASS

DIFFERENCES OF HADRONS, Sunil Singh. C.P. Singhand R.L. Singh. 344

D10.QUARK FLAVOUR DEPENDENCE OF HADRON MASSES.

Sunil Singh. R.B. Lai and C.P. Singh. 346

Dll.RADIATIVE DECAYS OF VECTOR MESONS IN COVARIANT

OSCILLATOR QUARK MODEL. S.K. Das, Rekha Singh and

C.P. Singh. 348

D12.STUDY OF INTERMITTENCY IN COMPOUND MULTIPLICITY IN

HADRON-NUCLEUS INTERACTION. Dipak Ghosh, Jaya Roy.

Debasish Haider, Premomoy Ghosh, Suprlya Haider,

Debojit Kundu and Anlt Ghosh. 350

D13.SCALING OF SCALED FACTORIAL MOMENTS - AN EXPERI¬

MENTAL VERIFICATION WITH HADRON PROBE,Dipak Ghosh,

Argha Deb, Madhumita Lahiri and Supriya Haider. 352

D14.MULTIHADRON-CLUSTER SIZE AND DENSITY STUDY IN FEW

GeV/n NUCLEAR INTERACTION, Dipak Ghosh, Jaya Roy,Biswanath Biswas, Jayanta Roychoudhury and

Madhumita Lahiri. 354

D15.MULTIFARTICLE CLUSTERING AND ENERGY DEPENDENCE IN

PION-NUCLEUS INTERACTIONS AT HIGH ENERGY, DipakGhosh. Susobhan Das. Argha Deb, Madhumita Lahiri

and Sanjib Sen. 356

D16.STUDY OF NUCLEAR MATTER USING THE COLLECTIVEDESCRIPTION OF NUCLEON-NUCLEON INTERACTIONS,D.N. Tripathy and L.K. Mishra. 358

D17.ENERGY AND DENSITY DEPENDENCE OF EFFECTIVE

INTERACTIONS, R.K. Satpathy. 360

Dl8.EQUATION OF STATE OF HOT ASYMMETRIC NUCLEAR

MATTER. C. Das and R. Sahu. 362

D19.S-SHELL HYPERNUCLEI AND DISPERSIVE SPIN-DEPENDENT

NON-CENTRAL ANN FORCE, Nasra Neelofer, Mohammad

Shoeb, Q.N. Usmani and M.Z. Rahman khan. 364

D20.THE STRONG COUPLING INTERACTIONS IN NUCLEAR

MATTERS AND THE ASTROPHYSICAL CONTEXTS, R. Swarup. 366

D21.THE MASS OF H-PARTICLE IN COLOUR DIELECTRIC MODEL.

S. Chattopadhyay and D. Pal. 368

E.RELATIVISTIC NUCLEAR COLLISIONS AND QUARK-GLUON PHASE

Oral Presentation

El.S-MATRIX ANALYSIS IN THE RELATIVISTIC OPTICAL

MODEL IN PROTON-NUCLEUS SCATTERING, P. Susan,

C.S. Sastry and Y.K. Gambhir. 370

E2.FINITE SIZE EFFECTS ON DECONFINEMENT PHASE TRANSI¬

TION IN THE MIT BAG MODEL. M. G.Mustafa and A. Ansari 372

S3.RAPIDITY DISTRIBUTION OF SECONDARIES IN ULTRA

RELATIVISTIC HEAVY ION COLLISIONS USING LANDAU'S

HYDRODYNAMICAL MODEL, D.K. Srivastava, J. Alam

and Bikash Sinha. 374

E4.A MODEL EVALUATION OF THE TRANSVERSE FLOW EFFECTS

ON THE SIGNALS OF THE QUARK-GLUON PLASMA. D.K.

Srivastava,J. Alam,D.N. Basu and Bikash Sinha. 376

E5.TRANSVERSE MOMENTUM-DEPENDENCE OF THE J/^ SUPPRE¬

SSION IN RELATIVISTIC HEAVY ION COLLISIONS (RHIC),

S.K. Karn and R.S. Kaushal. 378

E6.SCALING OF MULTIPLICITY DISTRIBUTIONS OF SINGLY

CHARGED FRAGMENTS PRODUCED IN SILICON-EMULSION

INTERACTIONS AT 4. 5A GeV/c, Tauseef Ahmad, Musafa

Abdusalam Nasr, M.Irfan and A.H. Naqvi. 380

E7.TWO PROTON CORRELATION STUDY FOR "HOT'" AND "COLD"

EVENTS IN RELATIVISTIC HEAVY-ION INTERACTIONS,

Dipak Ghosh, Ranjan Sengupta, Sharmila Sarkar and

Jaya Roy. 382

Poster Presentation

E8.DIRAC PHENOMENOLOGICAL ANALYSIS OF P-<0Ca AT 200

MeV, M.A. Suhall, W. Haider and I. Ahmad. 384

E9.GLUON EVOLUTIONS AT LOW-X. J.K. Sarma and R. Deka. 386

E10.THREE FLAVOUR QUARK MATTER IN CHIRAL COLOUR

DIELECTRIC MODEL, Sanjay Ghosh and S.C. Phatak. 388

Ell.ON THE RELATIVISTIC NUCLEAR COLLISIONS AND THE

RECOMBINATION OF QUARKS-ANTIQUARKS. A.P. Sharma. 390

E12.BARYON-NUMBER DENSITY CONTRAST IN RELATIVISTIC

HEAVY-ION COLLISIONS, K. Sakthi Murugesan, G.

Janhavi, K. Raja and P.R. Subramanian. 392

E13.STUDY OF SIZE DEPENDENCE OF PSEUDORAPIDITY IN 4.5

A GeV/c 12C-NUCLEUS INTERACTIONS, H. Khushnood,

M.Saleem Khan, A.R.Ansari and Q.N. Usmani. 394

E14.STUDY OF INELASTIC 1 2C-NUCLEUS INTERACTIONS AT 4.5

A GeV/c, H. Khushnood, M. Saleem Khan, A.R. Ansari

and Q.N. Usmani. 396

El5.RAPIDITY AND RAPIDITY GAP DISTRIBUTIONS OF SHOWER

PARTICLES PRODUCED IN NUCLEUS-NUCLEUS COLLISIONS

AT 4.5 A GeV.M.Tariq,S.Ahmad.A.Tufall and M.Zafar. 398

El6.STUDY OF COMPOUND MULTIPLICITY IN 2 8 Si-EMULSION

INTERACTIONS AT 4 A GeV, B.K.Singh, I.D.O.iha and

S.K. Tuli. 400

E17.GENERAL FEATURES OF INTERACTIONS OF RELATIVISTIC<°Ar IN NUCLEAR EMULSIONS. R.R. Joseph, I.D. Ohja,

B.K. Singh and S.K. Tuli. 402

E18.0N THE COMPRESSION OF NUCLEUR MATTER IN l3 9La+

Ag(Br) COLLISION, V.Kumar. B.Singh, H.S.Palsania.

K.B.Bhalla. S.Lokanathan, S.K.Badyal and N.K.Rao. 404

E19.STUDY OF THREE-PARTICLE AZIMUTHAL CORRELATIONAMONG SLOW PARTICLES IN NUCLEAR INTERACTION AT 4.5

A GeV/C, Dipak Ghosh, Jayanta Roychoudhury,Biswanath Biswas and Sanjib Sen. 406

E20.BACK TO BACK CORRELATION IN A-A COLLISION, DipakGhosh. Jaya Roy, Sharmila Sarkar and Sanjib Sen. 408

E21.STUDY OF MAXIMUM PARTICLE DENSITY FLUCTUATIONS IN

SMALL PSEUDORAPIDITY SPACE FOR A-A COLLISIONS.

Dipak Ghosh. Sanjib Sen, Biswanath Biswas.

Jayanta Roychoudhury and Krishnadas Purkalt. 410

E22.RELATIVISTIC QUANTUM FORMULATION OF EXTENDEDNUCLEI, R. Swarup and D.N. Bhargava. 412.

E23.DIRECT QCD PHOTONS AT SPS, RHIC AND LHC, D.K.Srivastava. J. Alam and Bikash Sinha. 414

E24.EFFECTS OF TRANSVERSE FLOW ON THE PROTON SPECTRUM,J.Alam,D.N.Basu.D.K.Srivastava and Bikash Sinha. 416

E25.VELOCITY AND ENERGY DENSITY CONTOURS FOR ANEXPANDING QGP,D.N.Basu,J.Alam,D.K.Srivastavaand Bikash Sinha. 418

F.NUCLEAR INSTRUMENTATION AND EXPERIMENTAL TECHNIQUES

Oral Presentation

Fl.A REPORT ON COMPUTER CONTROL OF ISOL FACILITY ATVECC, S.K. Pal, A. Roy, A. Bandyopadhyay, A.

Chakraborti and S.K. De. 420

F2.A CHARGED PARTICLE PHOSWICH BALL FOR SELECTION OF

REACTION CHANNELS IN HEAVY ION REACTIONS, H.C.Jain,S.D. Paul, S. Chattopadhyay, H.V. Panchal and M.L.

Jhingan. 422

F3.POSITION SENSITIVE AND BRAGG CURVE SPECTROSCOPY

DETECTOR SYSTEM FOR HEAVY IONS, S. Saha, M.D.

Deshpande, S.D. Paul, Y.K. Agarwal and A. Roy. 424

F4.POSITION MEASUREMENT WITH A GAS IONISATION CHAMBERUSING ENERGY DIVISION METHOD, D.C.Biswas, L.M.Pant,V.S. Ambekar, B.V. Dinesh and R.K. Choudhury. 426

F5.SILICON STRIP DETECTORS: CONSTRUCTION AND PERFOR¬

MANCE, S.J.Balani, V.B.Desai and R.V. Srikantiah. 428

F6.FIRST TOWNSEND COEFFICIENTS IN P10 AND ISOBUTANEUSING SWPC, K.M.Varier, B.R.S.Babu, Antony Joseph,A.M. Vinodkumar and P.P. Shakkeeb. 430

Poster Presentation

F7.NUCLEAR TRACK FILTERS OF LIQUID CRYSTAL POLYMER,S.K.

Chakarvarti.Pratibha Tyagi,S.K.Mahna and L.V.Sud. 432

F8.EFFECT OF HEAT TREATMENT ON CN TRACK DETECTOR,B.

Bhattacharjee, S. Das, N.G. Chakraborty, H.L. Das

and T.D. Goswami. 434

F9.STOPPING POWER AND RANGE DETERMINATION OF HEAVY

IONS IN SOLID STATE NUCLEAR TRACK DETECTORS, S.K.

Sharma, Shyam Kumar and A.P. Sharma. 436

F10.13.92 MeV/n i9?Au ION TRACK REGISTRATION CHARAC¬

TERISTICS IN CR-39 AND CR-39(DOP), Ashavani Kumar,

P.J. Jojo and Rajendra Prasad. 438

Fll.MONTE CARLO SIMULATION OF DETECTION AND FULL

ENERGY PEAK EFFICIENCIES FOR Si(Li), HPGe, CdTe

AND a-Hgl2 SEMICONDUCTOR DETECTORS, T. Pal,S.L. Sharma and H.N. Acharya. 440

Fl2.DOUBLE GROOVE CONFIGURATION Si(Li) DETECTORS, H.J.

Shetty, S.J. Balani and R.V. Srikantlah. 442

F13.CdTe CRYSTALS FOR GAMMA RAY DETECTION, D. Sahoo,G.V.S.G. Acharyulu and R.V. Srikantiah. 444

F14.BRIDGMANN GROWTH OF Csl SCINTILLATOR, R. Prasad,

D. Sahoo and R.V. Srikantiah. 446

F15.DEVELOPMENT OF P-TYPE SILICON SURFACE BARRIER

DETECTORS WITH Ge CONTACT FOR IMPROVED SHELF LIFE.

R. Saha and R.P. Sharma. 448

F16.MINIMUM IONIZING PARTICLE RESPONSE AND ELECTRO¬

MAGNETIC ENERGY MEASUREMENT IN ULTRARELATIVISTICHEAVY ION COLLSION WITH A PRESHOWER DETECTOR.

WA93 (CERN SPS) Collaboration (presented by S.

Chattopadhyay). 450

F17.RADIATION DAMAGE OF PLASTIC OPTICAL FIBRES, M.R.Dutta Majumdar. G.S.N. Murthy and Y.P. Viyogi. 452

F18.TIMIMG MEASUREMENTS WITH MULTIDETECTOR ARRAYS.R.K.Bhowmik, S.Muralithar, G.Rodrigues, R.P.Singh,S.S. Ghugre and P.N. Mukherjee. 454

F19.THE 40°-DIPOLE MAGNET FOR SHRI, P. Singh. R.V.

Patkar,S.Nagaraj,M.L.Jhingan,Aradhana Srivastava,M.G. Betigeri and H.C. Jain. 456

F20.A FAST 12-BIT RATIO TO DIGITAL CONVERTER, P.K.

Mukhopadhyay. P. Shenoy. V.B. Chandratre and

K.R. Gopalkrishnan. 458

F21.STUDY OF ATTENUATION EFFECTS IN LIGHT. MEDIUM ANDHEAVY NUCLEI, B.J. Patel and N.L. Singh. 460

F22.STUDIES ON He-JET TRANSPORT MECHANISM. A. Chakra-

barti.A.Bandyopadhyay,V. Banerjee,S.Chattopadhyay,A.Polley. S.K. Pardhasaradhi. R.P. Sharma.S.Bhat¬tacharya and P. Ganguly. 462

G.ACCELERATORS AND ACCELERATOR BASED PHYSICS RESEARCH

Oral Presentation

Gl.STUDY OF 2p5 3d-2p5 4f TRANSITIONS IN Nail, T.Nandi,M.B. Kurup, K.G. Prasad and B.P. Das. 464

G2.SINGLE AND DOUBLE K-SHELL VACANCIES AT SWIFT Si

IONS INSIDE Fe AND Gd, L.C. Tribedi, K.G. Prasad

and P.N. Tandon. 466

G3.ECR HEAVY ION SOURCE OF VEC, G.S.Taki,R.K.Bhandariand D.K. Bose. 468

G4.HEAVY ION INJECTION SYSTEM OF VEC, C.Mallik.G.Pal,D.K. Bose. M.H.Rashid, B.Dasgupta, P.R.Sarma. G.S.

Taki and R.K. Bhandari. 470

G5.PERFORMANCE TESTS OF THE RECOIL MASS SEPARATOR

HIRA, A.K.Sinha, N.Madhavan. J.J.Das, P.Sugathan,D.O. Kataria and A. Mandal. 472

G6.SUPERCONDUCTING TEST ON THE QUARTER WAVE RESONATOR,

B.Srinivasan.N.M.Thakur. M.B.Kurup and R.G.Pillay. 474

G7.IMPROVEMENT OF DYNAMIC APERTURE IN INDUS-2, B.

Singh. G.Singh and S.S. Ramamurthi. 476

G8.A SIMPLE TECHNIQUE FOR ESTIMATION OF BEAM EMITTA-

NCE, V.S.Pandit:P.R.Sarma and S. Bhattacharya. 478

G9. CONNECTIONIST 'OPERATOR' FOR THE ION BEAM TUNING

PROCEDURE OF THE PELLETRON ACCELERATOR. Rajesh

P. TWakkar. 480

Poster Presentation

G10.NOVEL SHAPE OF POLES IN QUADRUPOLE MAGNETS FOR

BETTER FIELD QUALITY. P.R.Sarma and R.K.Bhandari. 482

Gil.STUDY OF THE MAGNETIC CENTRE SHIFT OF A QUADRUPOLEMAGNET, M.H. Rashid. N.K. Mukhopadhyay and R.K.

Bhandari. 484

G12.NEW THEORETICAL DESIGNS FOR DIPOLE MAGNETS. K.V.

Bhagwat and P. Chaddah. 486

G13.CAMAC LIGHT LINK TRANSMITTER MODULE, K.M.Jayan and

B.P. Ajith Kumar. 488

G14.CONTROLLER FOR SUPERCONDUCTING RF RESONATOR. S.

Venkataramanan. B.P. Ajith Kumar and A. Sarkar. 490

G15.A 200 WATTS 75-150 MHz RF POWER AMPLIFIER. B.P.

Ajith Kumar, A. Sarkar, Jimson Z., Jayan K.M. andP. Sugathan. 492

G16.SNICS GEOMETRY MODIFICATION AT NSC. I.S Iyer and

D. Kanjilal. 494

Gl7.OPTIMIZATION OF CHOPPER OPERATION. D.K. Avasthi,R. Joshi, V. Jha and A. Sarkar. 496

G18.A FOCAL PLANE DETECTOR SYSTEM FOR THE HIRA AT NSC,D.O. Kataria, A.K. Sinha. J.J. Das, N. Madhavan. P.

Sugathan, G. Dayanand, M.C. Radhakrishna, A.M.

Vinodkumar. K.M. Varier, Mahendrajlt Singh andNVSV Prasad. 498

G19.CONTROL SYSTEM FOR RECOIL MASS SEPARATOR HIRA. E.T.Subramaniam. P. Sugathan, A.K. Sinha. N, Madhavan

and J.J. Das. 500

G20.SLIDING SEAL SCATTERING CHAMBER FACILITY.S.Murali-dhar. A.K. Sinha. N. Madhavan, P.Sugathan and J.J.

Das. 502

G21.'X-RAY PRODUCTION' IN HEAVY IONS-ATOM COLLISIONS(IODINE PROJECTILE WITH IODINE TARGET(KI) AND Au

TARGET). S.Sharma. R.Y.Thakur.K.K.Karum, S.K.Jha.D.N.Roy. S.N.Shukla, A.Tripathi and B.P. Singh. 504

G 2 2. MEASUREMENT OF L-SHELL IONIZATION CROSS-SECTION OF

7 9Au USING 2 8Ni AS PROJECTILE AT VARIOUS ENERGIES.

B.S.Sood. S.N.Shukla. H.R.Verma, S. Murlithar and

B.P. Singh. 506

G23. DESIGN OF A SWEEPER-CORRECTOR. N.M. Thakur and

R.G. Fillay. 508

G24. DEVELOPMENT OF MICROWAVE CATHODE PLASMA ION SOURCE.V.T. Nimje. 510

G25. DESIGN AND MEASUREMENT OF RF PARAMETERS OF RFQ,

V.T. Nimje. S.A. Mateen and P.N.K. Murthy. 512

G26. RADIATIVE ELECTRON CAPTURE INTO K-SHELL OF BARE AND

H-LIKE C, 0, F AND S IONS CHANNELED THROUGH 0. 2 urn

THICK Si SINGLE CRYSTAL, L.C. Tribedi, V. Nanal,M.B. Kurup. K.G. Prasad and P.N. Tandon. 514

G27.K-K SINGLE ELECTRON TRANSFER AND K-SHELL SINGLE

VACANCY PRODUCTION CROSS SECTIONS FOR Ti BOMBARDED

BY S IONS AT 1.25-4.70 MeV/A, L.C. Tribedi, K.G.

Prasad and P.N. Tandon. 5*16

G28. DOUBLE AND SINGLE IONIZATION OF HELIUM BY FAST

FULLY STRIPPED IONS.E.Krishnakumar, F.A.Rajgara. 518

G29.STUDIES OF COMPLEX CLUSTER EMISSION BY ENERGETIC

HEAVY ION SPUTTERING,V.S.Ramamurthy.D.P.Mahapatra.R.T.Yadav, G.V. Raviprasad and Arjun Gopalkrishna. 520

G30.STOICHIOMETRY OF VN FILMS WITH PROTON BACKSCATTER-

ING AT OFF RESONANCE ENERGIES,J.V.Ramana,V.S.Raju,S. Gangadharan, A.K. Ray and Gautam Kuri. 522

G31. IMPROVEMENTS ON THE PERFORMANCE OF THE 2 MV TANDEM

ACCELERATOR AT IGCAR, KALPAKKAM, P. Magudapathy.

V. Baskaran and S. Panchpakeshan. 524

G32.SATELLITE K AUGER SPECTRA OF ARGON, Lakshmi

Natarajan. 526