DAE

SYMPOSIUM

ON

NUCLEAR PHYSICS

3NTRIBUTED PAPERS VOLUME 37B(1994)

LITKAL UNIVERSITY

BHUBANESWAR

DECEMBER 26 - 30, 1994

Editors : R. K. Choudhury

A. K. Mohanly

h i

WAX?

Organised by

DEPARTMENT OF ATOMIC ENERGY

GOVERNMENT OF INDIA

INVITED TALKS

11 NUCLEAR REACTIONS WITH RADIOACTIVE ION BEAMS :

NEW VISTAS IN NUCLEAR STRUCTURE AND ASTROPHYSICSR. Shyam

12 CHANNEL COUPLING AND ENTRANCE CHANNEL EFFECTS IN

HEAVY ION FUSION AROUND THE BARRIER

Ajit Kumar Sinha

13 CORRELATIONS BETWEEN MASSES AND LIFETIMES IN

QUANTUM SYSTEMS

R. Ramanna and B.V. Sreekantan

14 BETA DECAY RATES IN ASTROPHYSICS

Kamales Kar

15 NUCLEAR LEVEL DENSITY IN HOT NUCLEI

S. Shlomo and J.B. Natowitz

16 MULTI-FRAGMENT FINAL STATES IN INTERMEDIATE ENERGY

HEAVY ION COLLISIONS

K. Hagel

17 HIGH ENERGY GAMMA-RAYS AS A PROBE FOR DYNAMICAL

EFFECTS IN FUSION REACTIONS

M. Thoennessen

18 DETERMINATION OF NUCLEAR POTENTIALS BY INVERSE

SCATTERING THEORY

S. Jena

19 NUCLEAR INCOMPRESSIBILITY

V.S. Uma Maheswari

110 SUBTHRESHOLD PION PRODUCTION IN NUCLEUS-NUCLEUS

COLLISIONS CLOSE TO THE ABSOLUTE THRESHOLD

H. Machner

111 BOUND STATES, RESONANCES AND POLES IN THE LOW

ENERGY KN AND tfN INTERACTIONS

Rubin H. Landau

112 LIFETIMES IN HEAVY ION REACTIONS

Vandana Nanal

SEMINARS

51 SALIENT RESULTS OF HEAVY ION EXPERIMENTS

Kj.B. Bhalla

52 MULTIPARTICLE PRODUCTION IN HIGH ENERGY COLLISIONS

A.K. Chaudhuri

53 POSSIBILITY OF STABLE STRANGELETS IN HIGH-ENERGY

HEAVY-ION COLLISIONS

Somenath Chakrabarty

54 COLLECTIVE EXCITATIONS OF QUARK-GLUON PLASMA

Jitesh R. Bhatt

55 NUCLEAR MODELS FOR HIGH SPIN PHYSICS: A CRITIQUEAshok Kumar Jain

56 EXPERIMENTAL STUDIES IN HIGH SPIN SPECTROSCOPY

S. Chattopadhyay

57 SPECTROSCOPY OF NUCLEI AT HIGH SPINS IN THE

NEIGHBOURHOOD OF THE NEUTRON MAGIC NUMBER N = 50

Sandeep S. Ghugre and S.B. Patel

58 IDENTICAL BANDS IN NUCLEI

S. Sen

59 ALPHA CLUSTER STATES AND HYPER DEFORMATION IN HEAVY

ION RESONANCES

Suresh Kumar

510 CLUSTERING INFORMATION FROM DIRECT NUCLEAR

REACTIONS

Arun K. Jain

511 EXOTIC CLUSTER DECAY AND STRUCTURE OF NUCLEUS

Raj K. Gupta

512 CLUSTER RADIOACTIVITY

G. Shanmugam

THESES

i

Tl COMPOUND NUCLEAR LIFE TIME MEASUREMENTS IN A "40

NUCLEI USING HEAVY ION CHANNELING :

Vandana Nanal

T2 FIELD THEORECTICAL METHODS IN NUCLEAR PHYSICS:

SOME NONPERTURBATIVE APPLICATIONS

P.K. Panda

T3 SEMI-MICROSCOPIC AND MICROSCOPIC STUDIES OF ELASTIC

SCATTERING OF HEAVY-IONS AT ENERGIES ABOVE THE

COULOMB BARRIER

Ravi Datt Godiyal

T4 HOT ROTATING NUCLEI IN A FUNCTIONAL APPROACH

B.K. Agrawal

T5 STUDY OF THE PROPERTIES OF DENSE NUCLEAR MATTER AND

APPLICATION TO SOME ASTROPHYSICAL SYSTEMS

Pradip Kumar Sahu

T6 STUDY OF NUCLEAR SURFACE STRUCTURE AND LEPTODERMOUS

EXPANSION OF NUCLEAR PROPERTIES

V.S. Uma Maheswari

T7 STUDY OF HIGH ENERGY EJECTILES AND THEIR ANGULAR

DISTRIBUTION IN NUCLEAR REACTIONS

Chamarthi V. Sastry

CONTRIBUTED PAPERS

CONTENTS

A. NUCLEAR STRUCTURE,EXCITATION MODES AND DECAY OF

NUCLEI

Al BROKEN PAIRS IN THE INTERACTING BOSON MODEL

HIGH SPIN STATES OF 138Nd?8 NUCLEUS 1

. 60.D. Vretenar, G. Bonsignori and M. Savoia

A2 128,130,132,134La IN TRE LIGHT 0F AXIALLY SYMMETRIC

ROTOR MODEL 3

U. Datta Pramanik and S. Bhatttacharya

A3 ROTATIONAL BAND IN 1:L1Sn 5

G.Gangopadhyay, A.K.Singh, D.Banerjee and

R. Bhattacharya,R.K.Bhowmik,S.Mura1ithar,G. Rodrigues,R.P.Singh,A.Goswami,S.Bhattacharya,B.Dasmahapatra and S.Sen

A4 FORKING OF THE NEGATIVE PARITY BAND IN 81Rb 7

S.D. Paul, H.C.Jain,S.Chattopadhyay,J.A. Sheikh,and M.L. Jhingan

A5 YRAST BAND ALIGNMENT IN 78Kr 9

K.C.Tripathi and R.Sahu

A6 MULTI-BAND STRUCTURES IN 118'120i NUCLEI 11

Harjeet Kaur,Jagbir Singh, A.Sharma, J.Goswamy,

D.Mehta,Nirmal Singh, R.K.Bhowmik and P.N.Trehan

A7 G-FACTOR MEASUREMENT OF 132Ba IN THE BACKBENDING 13

REGION

Pragya Das,R.G.Pillay,V.V.Krishnamurthy,S.N.Mishra,S.H.Devare

A8 HEXADECAPOLE DEFORMATION OF Sm NUCLEI 15

R.C.Mishra,L.K.Dash,C.R.Praharaj and A.K.Rath

A9 STUDY OF HIGH SPIN STATES IN 216Ra 17

S.Mura1ithar,R.K.Bhowmik,G.0.Rodrigues,R.P.Singh,P.Mukherjee,B.Sethi,I.Mukherjee,and S.S.Ghugre

A10 INVERSE LEVEL DENSITY PARAMETER IN THE STATIC PATH

APPROXIMATION 19

B.K.Agarwal and A. Ansari

All DESCRIPTION OF HOT NUCLEI IN THOMAS-FERMI MODEL 21

J.N. De,N.Rudra,Subrata Pal and S.K.Samaddar

A12 NUCLEAR LEVEL DENSITIES IN SPECTRAL AVERAGING 2 3

THEORY IN LARGE SHELL MODEL SPACES:FIRST SYSTEMATIC

STUDY OF fp-SHELL NUCLEI

V.K.B.Kota and D. Majumdar

A13 NEUTRON-SKIN IN C„ ISOTOPES 25

S.K.Patra,S.Yashide,N.Takigawa and C.R.Praharaj

A14 HARD PHOTONS IN PROTON INDUCED REACTIONS AT 27

27 MeV

Y.K.Agarwa1,C.V.K.Baba,D.R.Chakrabarty,V.M.Datar,I.Majumdar,M.S.Samant,and A.K. Sinha

A15 DAMPING OF GIANT RESONANCES AND CHAOS IN NUCLEI 29

Tapan Mukhopadhyay and Santanu Pal

A16 CHANGES IN THE n-p INTERACTTION STRENGTHS FOR Pd 31

AND Cd NUCLEI

A.J.Singh and P.K. Raina

A17 SYSTEMATICS OF YRAST SPECTRA, E2 TRANSITION

PROBABILTIES AND QJ+ VALUES IN PALLADIUM ISOTOPES

Arun Bharti and S.K. Khosa

33

A18 IB IN EC DECAY OF 51Cr 35

P.G.Sabu and M.T.Rama Rao

A19 SPIN OF 1718 keV LEVEL IN 105Ag 37

V.K. Mittal

A2 0 SINGLE PARTICLE LEVEL DENSITY PARAMETER AS A 39

FUNCTION OF TEMPERATURE AND ROTATION FOR DEFORMED

K. Ilangovan and N. Arunachalam

A21 VARIATION OF FERMI ENERGY IN DEFORMED 122Xe 41

NUCLEU

AS A FUNCTION OF TEMPERATURE AND ANGULAR MOMENTUM

K.Ilangovan and N. Arunachalam

A22 NUCLEAR STRUCTURE OF140-146

Ba ISOTOPES IN IBM-1

H.M. Mittal, Satendra Sharma and S.P. Sud 43

A23 MICROSCOPIC STUDY OF DEFORMATION SYSTEMATICS AND 45

LOW LYING YRAST SPECTRA IN EVEN-EVEN TELLURIUM

ISOTOPES

Rani Devi and S.K. Khosa

A24 MICROSCOPIC STUDY OF DEFORMATION SYSTEMATICS AND 47

LOW LYING YRAST SPECTRA IN EVEN-EVEN XENON ISOTOPES

B.D. Sehgal,S.P.Saraswat and S.K. Khosa

A25 NON INTERACTING PARTICLE STRENGTH DENSITIES IN 49

LARGE SHELL MODEL SPACES FOR ONE-BODY TRANSITION

OPERATORS

V.K.B. Kota and D. Majumdar

A2 6 ANALYSIS OF DEGREE OF RIGIDITTY/FREEDOM IN VARIOUS

NUCLEI WITH INCREASING ANGULAR MOMENTUM 1=4 51

A. K. Varshney.K. K. Gupta and D. K. Gupta

A27 AN APPLICATION OF THE ASYMMETRIC ROTOR MODEL TO THE

N=84 ISOTONES 138Xe - 146Sm 53

S.Sharma,H.M.Mittal,S.K.Soni,K.S.Sen and S.P.Sud

A28 MULTIPOLE MIXING RATIOS OF T-TRANSITIONS IN 134-Ba

C.C. Dey and B.K. Sinha 55

A29 NUCLEAR SURFACE COMPRESSION PROPERTIES 57

V.siuma Maheswari,V.S.Ramamurthy and L.Satpathy

A30 SUPERSYMMETRY IN ROTATIONAL NUCLEI 59

G. Gangopadhyay

A31 MICROSCOPIC STUDY OF BAND STRUCTURES IN 153Eu 61

A.K. Rath and C.R. Praharaj

A32 HIGH SPIN STATES IN 115Te 63

Jagbir Singh,A.Sharma,Harjeet Kaur,J.Goswamy,

D.Mehta,Nirmal Singh,R.K.Bhowmik and P.N.Trehan

A33 QUASIPARTICLE STRUCTURES IN H8,119Te 65

A.Sharma,Jagbir Singh,Harjeet Kaur,J.Goswamy,

D.Mehta,Nirmal Singh,P.N.Trehan,R.K.Bhowmik,PragyaSingh,R.S.Chakrabarty and B.Srinivasan

A34 ELECTRIC QUADRUPOLE MOMENT OF THE 9/2 ISOMERIC

STATE IN l71TaR.Dogra,J.Goswamy,A.K.Bhati,S.C.Bed and R.K.Bhowmik

67

A35 STUDY OF MICROSECOND ISOMERS USING HIRA 69

P.Sugathan, J.J.Das,C.N.Davids,S.S.Ghugre,D.0.Kataria,N.Madhavan,I.Mazumdar,S.B.Patel,N.V.S.V. Prasad,D.L. Sastry,M.Sharan and A.K.Sinha.

A36 HIGH SPIN STATES AND SHAPE COEXISTENCE IN 73Se 71

G.Mukherjee,S.N.Roy,S.Datta,S.Mura1ithar,R.P.Singh,G.Rodrigues and R.K.Bhowmik

A3 7 EFFECTS OF JASTROW CORRELATION IN THE GCM CHARGE 73

FROM FACTOR OF 4HeB.K.Chikara and V.K. Sharma

A38 STUDY OF ROTATIONAL BANDS BUILD UP ON 3QP STATES 75

Tripti Mathur S.N. Mukherjee,A.Goel and A.K.Jain

A39 USE OF 169YB AS A CALIBRATION STANDARD 77

Sarmishtha Bhattacharya,Dipa Bandyopadhyay,S.K.Saha and S.K. Basu

A40 EXCITED LEVELS OF 142PM USING 14XPR(a,3NV)REACTIONS.Bhattacharya,S.K.Basu,M.B.Chatterj ee,P.Das 79

S.K. Saha and B.K. Sinha

A41 GAMOW-TELLER STRENGTH FOR NUCLEI IN THE LOWER HALF

OF fp SHELL 81

Sukhendusekhar Sarkar and Kamales Kar

A42 VARIATION OF SINGLE PARTICLE ENERGIES AND 83

OCCUPANCIES IN THE 2p-lf REGION IN THE RELATIVISTIC

MEAN FIELD APPROACH

J.P.Maharana,Latha S. Warrier and Y.K. Gambhir

A43 HEXADECUPOLE ELECTROEXCITATION STUDIES FOR SOME 85

EVEN-EVEN Ni ISOTOPES

P.K.Raina,S.K.Soni,Susheel Kumar and A.S.Raghwa

A44 STUDY OF 196Pt NUCLEI IN IBM-1 87

H.M.Mittal,S.Sharma,K.Sen,S.K.Soni and S.P. Sud

A45 NEUTRON PICK UP 6TRENGTH FROM 56Fe(p?d)55Fe 89

REACTION AT 28 MeV

A.Kumar, R.Singh and I.M.Govil,A.Tripathi,D.K.Avasthi and S.K. Datta

A46 DEPENDENCE OF SUPERFLUID PROPERTIES ON NUMBER OF 91

SINGLE PARTICLE LEVELS

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

A47 HIGH SPIN STATES IN 109Sn 93

R.S.Chakrawarthy and R.G. Pillay

A48 STUDY 0F| SOME EVEN-EVEN GADOLINIUM NUCLEI 95

T.S.Cheema

1

A49 SYSTEMATICS OF MOMENT OF INERTIA OF 6-BAND AND 97

g-BAND'

J.B.Gupt;a and A.K. Kavathekar

A50 12C, 160 AND 28Si DECAYS FROM A NEW ISLAND OF 99

CLUSTER EMITTERS

G.Shanmugam, G.M.Carmel Vigila Bai and .S.I.A.

Philomin Raj

A51 A COMPARISON OF GOODNESS OF FIT OF THE POWER LAW

WITH ROTATION-VIBRATION MODEL 101

R.Sharma, J.Singh and J.B. Gupta

A52 A AND NUCLEON OSCILLATOR SPACING FORMULAE 103

M.Z. Rahman Khan and Nasra Neelofer

A53 SHAPE TRANSITIONS IN NEUTRON DEFICIENT Zr ISOTOPES

A.Mohamed Akbar,S.Veeraraghavan and N.Arunachalam

105

A54 DEPENDENCE OF LEVEL DENSITY PARAMETER ON SPIN AND

TEMPERATURE IN NEUTRON DEFICIENT Zr NUCLEI 107

S.Veeraraghavan,A.Mohamed Akbar,and N.Arunachalam

A55 B(E2) TRANSITION PROBABILITY IN qp ROTOR MODEL WITH

U (u2) SYMMETRY P.K.Patra 109

A56 INVERTED SPIN SEQUENCES IN THE SPECTRA OF ODD-ODD

NUCLEUS 49In11061Shakti D. Sharma, Arvind Sharma and S. Thakur

A57 LEVEL SCHEME OF 99Rh AND 99Pd AT HIGH SPINS 113

R.P.Singh, S.S.Ghugre, R.K.Bhowmik, P.Das,M.Gupta,G. Mukherj ee, S. Muralithar, S. B. Patel, G. 0. Rodr iguesand M. Sutawane

A58 STRUCTURE OF 97'98Rh AT HIGH SPINS 115

S.S.GHUGRE,R.P.Singh,R.K.Bhowmik,P.Das,M. Gupta,

G. Mukherjee,S. Muralithar, S.B. Patel, G.O. Rodr iguesand M. Sutawane

A59 LARGE BASIS SHELL MODEL CALCULATIONS 117

Sandeep S. Ghugre and S.K. Datta

A60 MICROSCOPIC CALCULATION OF ELECTRIC QUADRUPOLE 119

MOMENT FOR 9BeNeelam Agarwal and B.B. Srivastava

A6i 3H BINDING ENERGY BY HYPERSPHERICAL METHOD 121

Satadal Bhattacharya and Tapan Kumar Das

A62 EXPERIMENTAL MEASUREMENTS OF NUCLEAR LEVEL DENSITY

IN I14Sn AND 7DGe 123

U. K.Pa1,D.R.Chakrabarty,V.M.Datar,Suresh Kumar

E.Mirgule,H.H.Ojha and N.L.Ragoowansi.

A63 MEASUREMENT OF NUCLEAR G-FACTOR FOR 25/2+ ISOMER IN189Au 125

S.N.Mishra,V.V.Krishnamurthy,R.G.Pi1lay ,S. H. Devare

A64 STUDY OF BETA BAND STRUCTURE SYSTEMATICS IN EVEN-

EVEN NUCLEI USING SINGLE TERM ENERGY EXPRESSION

J.B. Gupta , 127

A65 A SHELL MODEL DESCRIPTION OF HIGH-SPIN STATES IN

THE N=88 ISOTONES 129

B.Vanalakshmi, P.Jaya, P.Aruna and R.D.Ratna Raju

A66 ON THE PHENOMENOLOGICAL FITS IN THE INTERACTINGBOSON MODEL-1 131

Satendra Sharma

A67 A NEW 3-PARAMETER EXPRESSION FOR COLLECTIVE 133

ENERGIES IN A ROTATIONAL BAND

J.B.Gupta and A.K. Kavathekar

A68 CLUSTER DECAY IN 188Hg ISOTOPE 135

Dharam Bir, H.C. Sharma, Raj K. Gupta

A69 LEVEL STRUCTURE OF 142Ce IN IBM-1 137

J.B. Gupta and A.K. Kavathekar

A70 STRUCTURE OF 149Eu 139

J.M. Chatterjee, Somapriya Basu, A.Goswami,R.K.Chattopadhyay, S. S. Ghugre, G. Rodrigues, R. P. S ingh andR.K. Bhowmik

B. LOW AND MEDIUM ENERGY NUCLEAR REACTIONS

Bl POTENTIAL CALCULATION TO HALO NEUTRONS 141

M.Rajsekaran,Mamta Agarwal and R. Premanand

B2 FUSION CROSS-SECTIONS FOR 7Lil+ 12C AND 7Li + 13C

REACTIONS AT LOW ENERGIES 143

A. Mukherjee, U. Datta Pramanik, M. Saha, A. Goswan i,

P. Basu, S. Bhattacharya, M. L. Chatterj ee, S. Sen and

B. Dasmahapatra '•

B3 EFFECTS OF LONG RANGE ABSORPTION ON FUSION SPIN

DISTRIBUTIONS 145

S.V.S.Sastry,A.K.Mohanty and S.K. Kataria

B4 32S + 48Ti FUSION AT SUB-BARRIER ENERGIES 147

R. Singh,J. J.Das, D.O.Kataria,N.Madhavan,I.Mazumdar,

A. K. Sinha, P. Sugathan, M. Mustafa, R. Prasad, B. P. Singh,

N.V.S.V. Prasad, A.M.Vinod Kumar and M.J. Singh

B5 a-SPECTROSCOPIC FACTORS FROM 28Si (7Li, t) 32S 149*

REACTION

T.Madhusoodhan, Samit Mandal, M. T. Lagare, A. Mondal,

R.Shyam,M.Raja Rao,N.G.Puttaswamy,D.K.Avasthi and

S.K. Datta

B6 STUDY OF INELASTIC SCATTERING OF 160 ON 142Nd 151

AROUND THE COULOMB BARRIER

Samit Mandal, Madhusoodhanan T, Subinit Ray, S.Roy,

H.Majumdar,S.Dattar, S.Ghosh, A. Mandal, .D.K.Avasthi

and S.K. Datta

B7 CONTINUUM-CONTINUUM COUPLING WITH DISCRETIZED

6Li --> a + d BREAKUP CONTINUUM DATA 153

R.Kanungo,M.Lahiri,C.Samanta and H. Rebel

B8 NEUTRON PICK UP REACTIONS IN 12C + 88Sr 155

B.J. Roy, B. Sr inivasan, E. Shallom, M. G. Betigeri,

H.C.Jain and M.L.Jhingan

B9 ONE AND TWO-PROTON TRANSFER REACTIONS AT LARGE

DISTANCES IN THE 19F + 165Ho SYSTEM 157

A. Navin, A. Chatterj ee, S. Kai las, A. Shr ivastava, P. S ingh

BIO DIFFRACTIONAL DWBA ANALYSIS OF DIRECT TRANSFER 159

REACTIONS IN 19F + 232Th AT NEAR BARRIER ENERGIES

B.K.Nayak,D.C.Biswas and R.K.Choudhury

Bll FISSION FRAGMENTT ANISOTROPIES FOR 19F + 209Bi 161

SYSTEM

A. Karnik, S. Ka i las, A. Chatterjee, A. Shr ivastava,

A.Navin,P.Singh,S.S.Kapoor and M.S.Samant

B12 MASS DISTRIBUTION IN 19F INDUCED FISStON OF 232Th

G. K. Gubbi, A. Goswami, B. S. Tomar, Bency John, P. P. Burte,

S.B. Manohar 163

B13 L-DISTRIBUTIONS IN SUB-BARRIER FUSION! OF 19F WITH

232Th •165

N. Maj umdar, P. Bhattacharya,D. C. Biswas, A. Saxena, R. K.

Choudhury,and D.M. Nadkarni

B14 UNDERSTANDING THE ANOMALOUS FISSION FRAGMENT 167

ANISOTROPIES IN HEAVY ION INDUCED REACTIONS IN THE

DYNAMICAL TRAJECTORY MODEL

R.K.Choudhury,A.Saxena amd K. Kumar

B15 DISCRETE GSI PEAKS - A 17 FERMI PHENOMENA 169

K.Raj a,K.Sakthi Murugesan,G.Janhavi,S.Arunagiri,S.M.Kandasamy,P.R.Subramanian

B16 QMD APPROACH TO STUDY HEAVY ION COLLISION AT FINITE

TEMPERATURE 171

M.A. Matin and R.K. Puri

B17 MULTIFRAGMENTATION OF EXOTIC NUCLEAR SHAPES 173

Subrata Pal ,S.K. Samaddar,A.Das, J.N. De

B18 MULTINUCLEON AND CLUSTER TRANSFER IN 19F+232Th, 175

237Np REACTIONS AT ENERGIES NEAR COULOMB BARRIER

D.C. Biswas,R.K. Choudhury,B.V.Dinesh ,B.K. NayakD.M. Nadkarni,L.M. Pant,Alok Saxena

B19 DEMONSTRATION OF THE MECHANISM OF NUCLEAR MOLECULE 177

FORMATION IN THE 12C + 12C REACTION

P. Sarangi,L.Satpathy

B2 0 FIRST EVIDENCE FOR 5 LINEAR CHAIN CONFIGURATION IN 179

20Ne THROUGH COINCIDENCE STUDIES IN THE REACTION

12C(12C,a)20Ne —> a + 160

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

Chakrabarty,V. M. Datar, N. L. Ragoowansi, U. KPal, H. H. Oza

B21 SUPERFLUID MODEL BASED LEVEL DENSITY PARAMETERS FOR 181

NUCLEAR DATA EVALUATION

S.B.Garg and Ashok Kumar

B22 (N,2N) CROSS-SECTIONS OF TUNGSTEN AND ITS ISOTOPES 183

S.B. Garg

B2 3 NUCLEUS-NUCLEUS FUSION IN THE PRESENCE OF BREAK UP 185

B.Sahu,C.S.Sastry

B2 4 A STUDY OF PRE-EQUILIBRIUM FRACTION IN (n,p) 187

REACTIONS BETWEEN 10-20 MeV

Manju Giri,J.P. Gupta

B2 5 LOW ENERGY ELECTRONS STOPPING POWERS FOR He,N,Al 189

AND Ar

Satyendra Pal,S.K. Sharma,Satya Prakash Syam Kumar

B2 6 STUDY OF THE EXCITATION FUNCTIONS OF ALPHA PARTICLE 191

INDUCED REACTIONS IN INDIUM

S. Mukherjee N.L. Singh

B27 ANALYSIS OF THE EXCITATION FUNCTIONS ON MULTI- 193

ISOTOPIC ELEMENT

S. Mukherjee,N.L. Singh

B28 MEASUREMENT OF THE Yb(n,x) 172Tm AND Yb(n,x) 195

173Tm REACTIONS CROSS SECTIONS AT 14.6 MeV

H.M. Agrawal

B29 EFFECT OF RECOMBINATION IN NUCLEAR MULTIFRAGMEN- 197

TATION

Subrata Pal,S.K. Samaddar,A. Das,J.N. De

B3 0 PARAMETRIC AND NUCLEAR MODEL BASED STUDY OF 199

SPALLATION REACTION

Amar Sinha

B31 MASS-ANGLE TKE CORRELATION FOR 19F+209Bi SYSTEM 201

AT 108 MeV

Bency John,Aruna N.,S.K. Kataria,Goswami A.

Tomar B.S. Manohar S.B.

B32 MEASUREMENT AND ANALYSIS OF EXCITATION FUNCTIOONS 203

OF ALPHA-INDUCED REACTIONS IN 141PrB.P. Singh,M.M. Mustafa,M.G.V.Sankarcharyulu,H.D.Bhardwaj,R. Prasad

B3 3 TO STUDY PRE-EQUILIBRIUM FRACTION IN ALPHA INDUCED 205

REACTION FROM THRESHOLD TO 40 MeV

Ka-Vi Shankar Varshney,J.P. Gupta

B3 4 STUDY OF PRE EQUILIBRIUM EMISSION IN PROTON 2 07

INDUCED REACTION ON INDIUM

M.M. Mustafa, B. P. Singh, M. G. V. Sankaracharyulu, H. D.

Bhardwaj,R. Prasad

B35 EFFECTIVE OPTICAL MODEL POTENTIALjS FOR HEAVY ION 209

REACTIONS

S.V.S. sastry,S.K. Kataria,A.K.Mohanty

B36 ELASTIC SCATTERING OF 1:LB FROM 20pBi 211

S. Kailash,Singh P.,Chatterjee A.,Navin,A.Srivastava,V.Ramdev Raj,D.K. Awasthi,S.K. Dutta S.

Mondal

B37 STUDY OF CENTRE OF MASS (RCM) VARIATION IN SUB- 213

BARRIER FUSION

R.C.Misra,C.R. Prahraj

B3 8 PARAMETRIZATION OF THE OPTICAL MODEL 215

MS E.Buam,B.M. Jyrwa

B3 9 ELASTIC SCATTERING OF 32S + 32S SYSTEM AT E^q = 217

90 MeV

Ashok Kumar,R.D.Godiyal,P.B.Pandey,Sunita Kumar,Amita Srivastava and Sarita Kumar

B40 IMPORTANCE OF SENSITIVITY RADIUS FOR 160 + 28Si 219

SYSTEM

Ashok Kumar,R.D.Godiyal,P.B.Pandey,Amita Srivastava

Sarita Kumar,Madhup Seth,R.C. Mishra

B41 STRANGE CHARGE FORM FACTORS OF NUCLEON AND NEUTRINO 221

REACTIONS ON 12C

S.K.Singh and M.Sajjad Athar

B42 PARITY VIOLATING ELECTRON NUCLEUS SCATTERING AND 223

STRANGENESS CONTENT OF THE NUCLEON

S.K.Singh and M. Sajjad Athar

B43 JOURNEY FROM SADDLE TO SCISSION 225

P. Basu and M.L. Chatterjee

B44 ALPHA INDUCED REACTIONS IN ANTIMONY ISOTOPES 227

D.J.Shah,H.B.Patel,N.L.Singh,A.V.Mohan Rao,S.N.Ch intalapudi

B4 5 FRACTION OF PREEQUILIBRIUM PARTICLE EMISSION IN 229

SOME MEDIUM AND HEAVY NUCLEI UPTO 50 MeV

M.S.Gadkari,N.L.Singh,S.Mukherjee

B46 PREEQUILIBRIUM ANALYSIS OF (a,xn) REACTIONS IN 231

HOLMIUM

H.B.Patel,D.J.Shah and N.L.Singh

B47 np F;SI IN THE BREAK-UP OF DEUTERONS BY ALPHA 233PARTICLES

A. C|e, S.S. Dasgupta and D. Sen

B48 PRE-lEQUILIBRIUM EFFECTS IN ALPHA INDUCED REACTIONS 235

ON MANGANESE

A.V.;Mohan Rao,Zubeyar Ahmed, J.Bhavani Prasad,Hariprakash and S.N.Chintalapudi

B49 FUSION CROSS-SECTION FOR 12C + Pt SYSTEMS 237A. Shr ivastava, P. Singh, S. Kai las, A. Chatterj ee, A. NavinB.S.Tomar,G.K.Gubbi and S.B.Manohar

B50 NUCLEAR SPIN EXCITATIONS 0 >jnt IN INELASTIC 239

SCATTERING OF PROTONS

A.Sudha Rao, K.S. Mallesh,A.R.Usha Devi and G.

Ramachandran

B51 WIGNER-WEYL DISTRIBUTION FOR ALIGNED SPIN-1 NUCLEI 241

Usha Devi A.R.,Ramachandran G,Swarnamala Sirsi,Devi P.

B52 4He-d-d VERTEX FUNCTIONS AND VERTEX CONSTANTS 243

V.K.Sharma and B.K. Chikara

B53 PRE-EQUILIBRIUM PARTICLE EMISSION IN ALPHA PARTICLE 245

INDUCED REACTIONS WITH IODINE

N.P.M. Sathik,M.Afazl Ansari,B.P.Singh,M.G.V.Sankaracharyulu and R. Prasad

B54 COMPUTED EXCITATION FUNCTIONS OF NEUTRON INDUCED 247

REACTIONS FOR Fe-54

Sneh L.Bansal and R.K. Mohindra

B55 COMPUTATION OF 14 MeV NEUTRON INDUECED REACTION 249

CROSS-SECTIONS OF SOME MEDIUM MASS ELEMENTS

Sneh L.Bansal and R.K. Mohindra

B56 ANGULAR MOMENTUM EFFECTS IN NEAR-BARRIER SINGLE 251

NUCLEON TRANSFER REACTION 197Au(12C,13C)196m,gAuT. Datta, S. P. Dange, P. K. Puj ari, H. Na ik, S. B. Manohar

B57 EVIDENCE OF NUCLEAR STRUCTURE EFFECT IN MEDIUM 25 3

ENERGY FISSION OF ACTINIDES

H.Naik,S.P.Dange,S.K.Das and T.Datta

B58 THRESHOLD ANOMALY:GLAUBER MODEL APPROACH 255

S.K. Charagi

B59 STUDY OF ONE AND TWO NUCLEON TRANSFER FOR 28Si + 257

68Zn AT ENERGIES BELOW THE COULOMB BARRIER

D.0.Kataria,L.T.Baby,J.J.Das,N.Madhavan,I.Majumdar,A.K. Sinhaj, R. Singh, P. Sugathan, C. V. K. Baba, Y. K. Agarwal

A.M.Vinod; Kumar,K.M. Varier

i

B60 FEW NUCLEON TRANSFER REACTION STUDY FOR 12C+209Bi 259

SYSTEM

D.Pattanaik,S.P.Das,S.Jena,M.Satpathy,G.V.RaviPrasad,R.T.Yadav,L.Satpathy,V.S.Ramamurthy,A. Roy,A.K.Sinha,S.K.Dutta,D.0.Kataria,A.Tripathy

B61 SOME NUMERICAL RESULTS FOR THE TOTAL SCATTERING 261

CROSS-SECTION FROM TWO-CENTRE COULOMB POTENTIAL

Harish Kumar,P.K.Raina and S.S. Chandel

B62 EFFECT OF INITIAL CONDITIONS ON THE TRASIENTS IN 263

NUCLEAR REACTIONS

G.V.Ravi Prasad,V.S.Ramamurthy,R.T.Yadav

B63 ANGULAR DISTRIBUTION OF NEUTRONS FROM ALPHA INDUCED 265

PRE-EQUILIBRIUM REACTIONS

J.Rai Verman,P.K.Sarkar,S.N.Chintalapudi,S.Ray

B64 3He CLUSTER TRANSFER REACTION:88Sr(12C,9Be)91Zr 267

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

Jain, M.L. Jhingan

B65 ALPHA PARTICLE INDUCED REACTION STUDIES ON VANADIUM 269

AND NIOBIUM

S.K.Singh,R.K.Jain and L. Chaturvedi

B66 MASS FORMULAS AND NEUTRON SEPARATION ENERGY 271

M.Rajasekharan,R.Premanand and Mamta Agarwal

B67 PROTON EMISSION FROM THE HOT 40Ca NUCLEUS 273

A.K.Ganguly,S.K.Hui,A.Chatterj ee,A.Monda1,S.K.Datta

B68 NUCLEAR REACTION 28Si + 12C AT 110 MeV 275

S.K.Hui,A.Chatterjee,A.K.Ganguly,A.Mondal,S.K. Datta

B69 SPECTROSCOPIC STRENGTHS FOR 9Be(oOf^)11B AT E =30 MeV 277

P. Basu,subinit Roy,H. Majumdar

B70 STUDY OF POSSIBLE DYNAMIC EFFECTS IN THE ALPHA 279

DECAY OF 79RbR.Singh,A. Kumar,K.C. Jain,I.M. Govil,D.

Kabiraj,D.K.Avasthi S.K.Datta

B71 SHELL DEPENDENT LEVEL DENSITIES AND EXCITATION 281

FUNCTIONS IN 19F +93

Nb REACTION

Aruna N.,B.V. John, B.S.Tomar,A. Goswami,S.B.

Manohar,S.K. Kataria,S.S. Kapoor

B72 ANGULAR DISTRIBUTION OF PROJECTILE LIKE FRAGMENTTS 283

IN 19F + 93NbB.S. Tomar,Aruna N.,A. Goswami,B. John,A.V.R.

Reddy,G.K. Gubbi,S.B. Manohar,S.K. Kataria

B7 3 EXIT CHANNEL MODEL FOR FISSION ANGULAR 28 5

DISTRIBUTIONS

S.K.Kataria,T.Dutta,

B74 BARRIER TUNNELLING IN NEUTRON TRANFER REACTIONS 287

Zafar Ahmed B.J.Roy

B75 MASS ENERGY CORRELATIONS AND FISSION FRAGMENT 28 9

ANISOTROPY IN1:LB+237Np AND 16O+209Bi REACTIONS

L. M.Pant,A.Saxena,D.M.Nadkarni,D.C.Biswas, B. K.

Nayak,B.V.Dinesh, R.K. Choudhury

B7 6 GENERALISED ELASTIC SCATTERING ANALYSIS OF 291

12C + 232Thsystem

S. V. S.Sastry,S.Kailas,A.K.Mohanty,S.K.Kataria

B77 NON-EQUILIBRIUM EMISSION OF MULTIPARTICLES IN 293

ALPHA INDUCED REACTIONS IN CESIUM AND IODINE

A.K.Chaubey,M.K.Bhardwaj,I.A. Rizvi,Nishi Agarwal

B78 FISSION PROPERTIES OF 1830s COMPOUND NUCLEUS FORMED 295

BY THE 171Yb + I2C REACTION: GLOBAL APPROXIMATION

FOR Jeff OF HIGH SPIN FISSIONING NUCLEI AT SADDLE

POINT

A.K.Pandey,P.C.Kalsi R.H. Iyer

B79 SCATTERING OF 28Si ON59

Co AT 100 AND 110 MeV 297

S.K. Charagi,P.Shukla,S.K.Gupta,S.S.KerekatteC.V.Fernandes

B80 EXCITATION FUNCTION FOR THE ALPHA PARTICLE 299

INDUCED FISSION OF GOLD

R.K.Jain,S.K.Bose,Ch.V.Sastry,J.Ramarao

B81 SPALLATION OF SILVER AND BROMINE NUCLEI DURING HIGH 301

ENERGY INTERACTIONS

K. Goswami,T.D.Goswami

B82 8Be»oCCQINCIDENCE STUDIES IN THE REACTION 303

12C (l2C,8Be)l60*—>a+12C AT 6 LINEAR CHAIN

RESONANCE

E. T. M'irgule, Suresh Kumar, M. A. Eswaran, D. R.

Chakrabarty,V.M.Datar,N.L.Ragoowansi,U.K.Pa1 and

H.H.Oza

B83 HEAVY-ION FUSION WITH IMPROVED SKYRME INTERACTIONS 305

K.C.Panda,M.Dash and B.C.Sahu

C. INTERMEDIATE ENERGY NUCLEAR REACTIONS AND NON-NUCLEONIC

DEGREES OF FREEDOM.

CI MOMENTUM DISTRIBUTIONS OF FRAGMENTS IN RADIOACTIVE 307

BEAM INTERACTIONS

P. Banerjee and R. Shyam

C2 PIONS IN QUARK MEDIUM AT FINITE TEMPERATURE 309

Sanjay K. Ghosh and S.C. Phatak

C3 6Li(p/p,TT+)6He REACTION AT Tp = 1.04 GeV 311

B.K. Kundu and B.K. Jain

C4 RELATIVISTIC ANALYSIS OF DIFFERENTIAL CROSS SECTION 313

DATA AT INTERMEDIATE ENERGIES

M.A.Suhail, S.M.Saliem and W. Haider

C5 A MASS FORMULA FOR STRANGELETS 315

L. Satpathy, P.K.Sahu and V.S.Uma Maheswari

C6 CHARGE-EXCHANGE REACTION IN COINCIDENCE WITH pp IN 317

12C AT THE INTERMEDIATE ENERGY

Swapan Das and B.K. Jain

C7 EXCLUSIVE PION PRODUCTION IN PROTON-NUCLEUS 319

COLLISIONS AROUND 1 GeV AND THE RELATIVISTIC TWO

NUCLEON DYNAMICS

R. Shyam

C8 COMPLEX SHAPE PARAMETER FOR S-WAVE SCATTERING FROM 321

ZERO ENERGY WAVEFUNCTIONS

Anjana Acharya and A.V. Lagu

C9 A NON-RELATIVISTIC BAG CONSTANT 323

V.S. Uma Maheswari and L. Satpathy

CIO HEAVY FLAVOUR MESONIC MASSES FROM RELATIVISTIC 325

HARMONIC CONFINEMENT MODEL (RHM)

P.C. Vinodkumar,V.M.Bannur and S.B.Khadkikar

Cll TOPONIUM MASS SPECTRA 327

S.C. Singhal and A.K. Gautum

C12 NUCLEAR SURFACE PROPERTIES IN A RESTRICTED EDF 329

B. Behera and T.R. Routray

C13 TARGET FRAGMENTATION PRODUCED BY 1 A GeV PER 331

NUCLEON 84KrV. Singh, B.K.Singh,I.D.Ojha and S.K. Tuli

C14 GENERALISED SKYRME TYPE LAGRANGIANS UPTO QUARTIC 333

TERMS

Rajesh Kumar and P.K. Chattopadhyay

C15 LARGE MEAN FREE PATH OF n' S PRODUCED IN DIRECT 335

REACTIONS

Arun K. Jain

C16 TWO NEUTRINO DOUBLE BETA DECAY MATRIX ELEMENTS FOR 337

70Zn AND 110Cd NUCLEI

S.K. Dhiman and P.K. Raina

C17 EMISSION CHARACTERISTICS OF PROJECTILE FRAGMENTS 339

PRODUCED IN HEAVY ION COLLISIONS AT 4. 5A GeV/c

M. Tariq, S. Ahmad and M. Zafar

C18 THE BLUE SHIFTED NUCLEAR MATTERS INSCALAR FIELD 341

QUANTUM GRAVITY

R. Swarup

C19 THE RELATIVISTIC »QFT' OF NUCLEAR FERMIONIC STATES 343

R. Swarup

C20 SEA QUARK EFFECT ON MAGNETTIC MOMENT OF NUCLEONS 345

R. Nag and S. Sanyal

D. RELATIVISTIC NUCLEAR COLLISIONS AND QUARK GLUON PHASE

Dl CONFINEMENT QUARK MATTER EQUATION OF STATE AND 347

HYBRID STARS

S.B. Khadkikar,A.Mishra,H. Mishra

D2 STRANGE MATTER CONVERSION IN NEUTRON STARS 349

Sanjay K. Ghosh,S.C.Phatak,Pradip K. Sahu

D3 BAG CONSTANT B(T,M) IN TERMS OF THE BRILLOUIN 351

FUNCTION

P.R.Subramanian,S.M. Kandaswamy, K.Sakthi Murugesan

D4 ONE, TWO OR MANY STEPS OF EQUILIBRIUM IN QUARK 353

GLUON PLASMA?

Jan-e Alam, Sibaji Raha and Bikash Sinha

D5 INELASTICITY FLUCTUATIONS AND FINITE SIZE EFFECTS 355

ON FACTORIAL MOMENTS IN MULTIPARTICLE PROCESSES

Debapriyo Syam and Sibaji Raha

D6 FRACTAL CORRELATION MEASURE FOR PHOTONS AT 200 aGeV 357

S + Au AND S + S COLLISIONS

S.K. Nayak, B.K. Nandi, G.C. Mishra, D.P.

Mahapatra, S.C. Phatak and V.S. Ramamurthy

D7 INTERMITTENCY IN PHOTON PRODUCTION IN 32S + 197Au 359

COLLISION AT 200 A GeV

Arun C. Das (WA93 Collaboration)

D8 DILEPTON YIELDS DURING HADRONISATION OF QUARK GLUON 361

PLASMA

A.K. Mohanty and R.K. Choudhury

D9 A COMPARATIVE STUDY OF TRANSVERSE ENERGY PRODUCTION 3 63

BY 160 AND 32S PROJECTILES AT 2 00 GeV/AAsok Saha

D10 FEATURES OF HELIUM FRAGMENTS PRODUCED IN 4.5 A GeV/c 365

SILICON-NUCLEUS INTERACTIONS

Tauseef Ahmed, Mustafa Abdusalam Nasr and M. Irfan

Dll THE EQUATION OF STATE OF HOT AND DENSE HADRONIC 3 67

MATTER

Debades Bandyopadhyay

D12 AZIMUTHAL CORRELATIONS OF PHOTONS AT 200 A GeV 3 69

COLLISIONS

T.K. Ghosh, Y.P. Viyogi, A.C. Das, S. ChattopadhyayB.C. Sinha (WA93 Collaboration)

D13 MULTIPLICITY DISTRIBUTIONS OF CHARGED SHOWER 371

PARTICLES IN CENTRAL 12C-EMULSION REACTIONS AT

4.5 A GeV

M. Saleem Khan, SK.Sarfraz Ali, H. Khushnood and

A.R. Ansari

D14 PSEUDORAPIDITY DISTRIBUTION OF CHARGED SHOWER 373

PARTICLES IN HEAVY ION INTERACTIONS AT 4.5 A GeV

H. Khushnood, M. Saleem Khan,l Prithipal Singh and

A.R. Ansari !

D15 EXCITATION ENERGY CROSS SECTIONS IN EIKONAL MODEL 375

P. Shukla and S.K. Gupta

D16 RADIATIVE BHABHA SCATTERING AT Z° 377

Rajesh Gaur, A.K. Gautam and J.P. Gupta

D17 MESON MASS SPECTRUMS 379

Rajesh Gaur, A.K. Gautam and J.P. Gupta

D18 A NEW PARAMETRIZATION OF PROTON-PROTON AND PROTON- 381

ANTIPROTON TOTAL CROSS-SECTIONS

Rajesh Gaur, J.P. Gupta and S.P. Goel

D19 STUDY OF FLUCTUATIONS IN PHOTON MULTIPLICITY 383

DISTRIBUTIONS IN HIGH ENERGY HEAVY ION COLLISION

Subhasis Chattopadhyay (WA93 Collaboration)

D20 ESTIMATE OF V/7T° IN HIGH ENERGY HEAVY ION 385

COLLISION

Subhasis Chattopadhyay (WA93 Collaboration)

D21 FEATURES OF PHOTONS RADIATED OFF QUARKS "ESCAPING" 387

FROM QUARK-GLUON PLASMA

Pradip Kumar Roy, D.K.Srivastava and Bikash Sinha

D22 BOUNDARY EFFECTS ON QUARK DISTRIBUTION IN A QUARK- 389

GLUON PLASMA

P.K. Roy, S. Sarkar, D.K. Srivastava and B. Sinha

D23 RAPIDITY DEPENDENCE OF THERMAL PHOTONS FROM QUARK 391

GLUON PLASMA

Saurav Sarkar, D.K. Srivastava and Bikash Sinha

D24 RAPIDITY DEPENDENCE OF PROMPT PHOTONS 393

Sourav Sarkar, D.K. Srivastava and Bikash Sinha

D25 TRANSVERSE BOUNDARY EFFECTS ON THERMAL PHOTON RATES 395

FROM QUARK-GLUON PLASMA

S. Sarkar, P.K. Roy, D.K. Srivastava and B. Sinha

D2 6 FINITE TEMPERATURE EFFECTS IN QUARK GLUON PLASMA 397

DIAGNOSTICS

Abhijit Bhattacharyya, Jan-e Alam, Sibaji Raha and

Bikash Sinha

D27 MULTIPLICITY DISTRIBUTIONS IN NEUTRINO-NEON INTER- 399

ACTIONS

Sanjeev Singh, N.K. Rao, V.K. Gupta, S.K. Badyal,Devanand

D28 FORWARD-BACKWARD CORRELATIONS IN NEUTRINO NEON 401

INTERACTIONS

Sanjeev Singh, N.K. Rao, V.K. Gupta, S.K. Badyaland Devanand

D29 SCALING BEHAVIOUR IN QUARK-HADRON PHASE TRANSITION 403

A.K. Mohanty and S.K. Kataria

D30 INTERMITTENCY IN NUCLEUS - NUCLEUS COLLISIONS 405

M.S. Ahmad, K.A. Siddiqui and R. Hasan

E. HADRONIC INTERACTIONS, NUCLEAR MATTER

AND NUCLEAR ASTROPHYSICS

El IS COULOMB DISSOCIATION OF 56 MeV DEUTERON AT 407

•fy fc-v^ cO" APPLICABLE TO NUCLEAR ASTROPHYSICS?

C.Samanta,R.Kanungo,S.Mukherjee and D.N. Basu

E2 STUDY OF 7Be(p,V)8B REACTION BY COULOMB DISSOCIA 409

TION METHOD AND THE SOLAR NEUTRINO FLUX

Abhee K. Dutt-Mazumder and R. Shyam

E3 EQUATION OF STATE OF NUCLEAR MATTER IN HYBRID 411

DERIVATIVE COUPLING MODEL

Sasabindu Sarkar and Binay Malakar

E4 EFFECT OF THE BULK CONSTANTS ON THE BINDING ENERGY 413

OF THE NEUTRON MATTER

Ruma Rakshit and S.K.Choudhury

E5 Do D > Ka-. DECAYS REQUIRE DIPOLE DEPENDENCE OF 415

FORM FACTORS ?

A.C. Katoch, K.K. Sharma, R.C. Verma

E6 EFFECT OF INCLUSION OF lg ORBITS ON THE GAMOW- 417

TELLER STRENGTHS FOR THE CAPUTRE RATES OF SOLAR

NEUTRINOS IN Ga DETECTORS

Sukhendusekhar Sarkar and Kamales Kar

E7 SATURATION PROPERTIES AND INCOMPRESSIBILITY OF 419NUCLEAR MATTER: A CONSISTENT DETERMINATION FROM

NUCLEAR MASSES

R. Nayak,V.S.Uma Maheswari and L. Satpathy

E8 PRIMORDIAL QUARK NUGGETS AND THEIR COSMOLOGICAL 421

EVOLUTION

Jan-e Alam,Pijushpani Bhattacharjee,Sibaji Raha

and Bikash Sinha

E9 EFFECT OF SCREENING ON CHARGE-TO-MASS RATIO IN 4 23

STRANGELETS

S. Arunagiri

E10 SEMI-EMPIRICAL FORMULA FOR A -BINDING (B/s, ) IN LIGHT 425

HYPERNUCLEI

M.Z. Rahman Khan and Nasra Neelofer

F. INSTRUMENTATION AND EXPERIMENTAL TECHNIQUES IN

NUCLEAR PHYSICS RESEARCH

Fl BALLISTIC DEFICIT CORRECTIONS IN Ge DETECTORS 427

R.P.Singh and R.K. Bhowmik

F2 Te-RICH MELT GROWN CdTe GAMMA RAY DETECTOR 429

D. Sahoo and R.V. Srikantiah

F3 UPGRADATION OF PELLETRON NUCLEAR DATA ACQUISITION 431

SYSTEM

R.D.Pati1,A.K.Jethra,M.D.Ghodgaonkar,K.R.Gopalkrishnan,A. Chatterjee

F4 IDENTIFICATION OF NUCLEAR TRACKS EMPLOYING NEURAL 43 3

NETWORKS

V.K.Madan, J. Alex, K.R. Gopalakrishnan S.K.Kataria

and Aruna Nijasure

F5 A TRANSPUTER BASED CAMAC SERIAL HIGHWAY SYSTEM 435

M.S. Dhamanage, S . P. Borkar, M. D. Ghodgaonkar, R. D. Pati 1,A.K.Jethra,K.R.Gopalakrishnan

F6 COMPUTERISED MEASUREMENT OF CAVITY PARAMETERS 437

S.Ghosh,A.Anand,B.P.Aj ith Kumar,S.V.Ramanan,

D.Kanjilal and A. Roy

F7 A CAMAC HIGH RESOLUTION TIME-TO-DIGITAL CONVERTER 439

Manish Gangey, R. S. Kapatral, V. B. Chandratre, T. Anil,

M.D.Ghodgaonkar, K.R. Gopalkrishnan

F8 ELECTRONICS FOR CORRECTION OF THE PHASE DRIFT IN 441

THE PULSED BEAM OF NSC'S PELLETRON

A. Sarkar and R.K. Bhowmik

F9 A SIMPLE TECHNIQUE FOR DETERMINATION OF EFFECTIVE 443

RADIUM CONTENT IN SOLID MATERIALS

D.S.Srivastava, A.H.Naqvi,Padam Singh,N.P.S.Rana,Ameer Azam

F10 TESTING OF A DETECTOR TELESCOPE FOR PARTICLE 445

IDENTIFICATION USING PELLETRON BEAM

A.S.Medhi,V.V. Samant,M.N.Vahia,S.C.Vaidya and

J.S. Yadav

Fll IMAGING OF NUCLEAR PARTICLE SCINTILLATIONS AND ITS 447

APPLICATIONS

Amar Sinha, B.D. Bhave, C.G. Panchal, A. Shyam,M.Srinivasan

F12 POSITION SENSITIVE PPAC DETECTOR WITH NON-UNIFORM 449

ELECTRODE SPACING

P.P. Shakkeeb, K.M.Varier, A.M.Vinodkumar, Antony

Joseph

F13 DEPENDENCE OF THE GAS COUNTER PERFORMANCE ON THE 451

DYNAMICAL INCREASE OF ELECTRONEGATIVE IMPURITIES

P. Basu and M.L. Chatterjee

F14 TEST OF PROTOTYPE CSI(Tl)-PIN DETECTOR 453

Dipa Bandyopadhyay and S.K. Basu

F15 'PEAKFIT'-A PC BASED CODE FOR ANALYSIS OF GAMMA RAY 455

SPECTRA

Jagbir Singh,Rupinder Singh,D.Mehta,Nirmal Singhand P.N. Trehan

F16 MINI-ORANGE SPECTROMETER FOR IN AND OFF BEAM STUDY 457

OF CONVERSION ELECTRONS

V.Ghose, D.L.Sastry,N.R.Mishra and S.N.Chintalapudi

F17 A 15 RANGE 16 BIT CLOCK TIME TO DIGITAL CONVERTER 459

Joby Antony,A.K.Sinha,S.Naithani

F18 A LARGE Nal(Tl) HIGH ENERGY GAMMA RAY SPECTROMETER 461

AT NSC

Indrani Mazumdar,P.Sugathan,R.Venkataramanan,B.Kumar,J.J.Das,N.Madhavan,D.O.Kataria and A.K.Sinha

F19 DESIGN, FABRICATION AND TESTING OF A QUADRUPOLE 463TRIPLET MAGNET AT NUCLEAR SCIENCE CENTREA. Mandal and G. Rodrigues

F20 TITANIUM SUBLIMATION PUMP CUM LIQUID NITROGEN TRAP 465TO REDUCE PUMPDOWN TIME

A*Tripathi,P.Barua,A.Kumar,D.K. Avasthi

F21 A 100 AMP/12 VOLTS DC SWITCHING POWER SUPPLY 467

S.Venkataramanan, K.M. Jayan

F22 SOFTWARE TO CONTROL THE TOTAL DOSE ON SAMPLES 469A. Anand and S.K. Datta

F23 UPGRADATION OF THE DATA ANALYSIS SYSTEM AT NUCLEAR 471

SCIENCE CENTRE

R.K.Bhowmik and R.P. Singh

F24 PHOTODIODE COUPLED CsI:Tl DETECTORS 473

R. Prasad,D. Sahoo and R.V. Srikantiah

F25 MICRO CHANNEL PLATE BASED TIME OF FLIGHT SET UP 475

T.Madhusoodhanan, Samit Mandal, J.Zacharias,S.Sonti, L.Senapati,D.Kabiraj,D.O.Kataria and

D.K. Avasthi

F26 PERFORMANCE OF A SIMPLE PULSE SHAPE DISCRIMINATOR 477

J.J. Das, S.V. Ramanan, A.K. Sinha

F27 PRECISION RESPONSE ESTIMATION ENERGY CALIBRATION OF 479

GAMMA-RAY SPECTRA MEASURED WITH A LARGE Nal(Tl)DETECTOR

S.P. Das, D.Pattanaik,S.Jena,and M.Satpathy

F28 UNFOLDING OF EXPERIMENTALLY MEASURED GAMMA-RAY 481

SPECTRA WITH LARGE Nal DETECTOR

S.P.Das, D. Pattanaik,S.Jena,and M.Satpathy

F29 SPLICING OF OPTICAL FIBRES AND ITS IMPORTANCE IN 483

WLS FIBRE COUPLED SCINTILLATION DETECTOR

M.R.Dutta Majumdar et.al. (WA98 Collaboration)

F30 11.56 MeV/n 136Xe ION TRACK CHARACTERISITICS IN 485

CR-39 AND CR-39(DOP) DETECTORS

Ashavani Kumar and Rajendra Prasad

F31 NEURAL NETWORK FOR ESTIMATION OF PARAMETERS 487

S.K.Kataria,K.C.Babu and A.K. Mohanty

F3 2 A COMPUTER-PROGRAMMABLE MEMORY-BASED UPDATING-TYPE 489

TRIGGER-GENERATOR

C.L.Bhat, R.Koul, A.K.Tickoo, I.K.Kaul, S.R. Kaul

G. ACCELERATORS AND ACCELERATOR BASED PHYSICS RESEARCH

Gl STUDY OF DOUBLY EXCITED LEVELS IN CII-III BY BEAM 491

FOIL EXPERIMENTS

Tapan Nandi, Nandini Bhattacharya, M.B.Kurup and

K.G. Prasad

G2 L-SUBSHELL IONIZATION STUDIES OF Au FOR a-PARTICLE 493

AND LITHIUM ION BOMBARDMENT

B.B. Dhal, T. Nandi and H.C. Padhi

G3 RADIATIVE ELECTRON CAPTURE PROCESS AS A PROBE TO 495

INVESTIGATE ION SOLID STATE EFFECT

L.C. Tribedi, V. Nanal, M.B. Kurup, K.G. Prasad and

P.N. Tandon

G4 IN-BEAM SUPERCONDUCTING BUNCHER TESTS 497

R.G. Pillay, M.B. Kurup M.K. Pandey, B.

Srinivasan, N.M. Thakur, M.G. Betigeri, M.Y. Vaze,P.J. Bhalerao, S.K. Gupta and P.V. Bhagwat

G5 SHIFTING SUCCESIVE ORBIT CENTERS IN HIGHER ORBITS 499

IN A MICROTRON WITH TYPE-II INJECTION

M.M. Bemalkhedkar and S.S. Ramamurthy

G6 DEPENDANCE OF THE ENERGY AND CHARGE STATE OF THE 501

PROJECTILE ON THE PRODUCTION OF THE RECOIL IONS

M.J. Singh, S.K. Goel, R. Shanker, D.O. Kataria,N.Madhavan, J.J. Das, P. Sugathan, D.K. Avasthi, andA.K. Sinha

G7 MULTIPLE IONIZATION IN Bi BY 60 AND 66 MeV 05+-IONS 503

D.P. Goyal, J.S. Braich H.R. Verma, A. Mandal

and B.P. Singh

G8 EVALUATION OF RMS BEAM EMITTANCE USING TWO METHODS 505

V.S. Pandit, P.R. Sarma, S. Bhattacharya and R.K.

Bhandari

G9 MONTE CARLO STUDIES OF A SINUSOIDAL BUNCHER FOR 507

IONS WITH ENERGY SPREAD

P.R. Sarma, V.S. Pandit and R.K. Bhandari

G10 STOPPING POWERS OF 48Ti, 56Fe AND 64Cu IONS (ENERGY 509

RANGE 0.2-1.0 MeV/u) IjN CARBON

S.K. Sharma, Shyam Kuitjar, N. Nath, A.P. Pathak, V.

Hari Kumar and D.K. Avasthi

Gil ENERGY CALIBRATION OF THE 15UD PELLETRON 511

D. Kanjilal, A.K. Sinha S.K. Datta,T. Madhusoodhanan

G12 NON INTERCEPTING BEAM CURRENT MONITOR FOR THE RFQ 513

S.A. Mateen and R.C. Sethi

G13 NONLINEAR DYNAMICS WITH INSERTION DEVICES IN INDUS-2 515

B. Singh, G. Singh and S.S. Ramamurthi

G14 NUMERICAL SINGLE-PARTICLE DYNAMICS 517

M.H. Rashid and R.K. Bhandari

G15 COMMISSIONING OF HIGH RESOLUTION BEAM LINE AT VECC 519

CALCUTTA

C. Mallik, A.S. Banerjee, S.Saha, K. Kundu, C.V.S.

Rao, A. Roy, D.P. Hazra, D.K. Bandyopadhyay, D.L.

Bandyopadhyay, J.S. Kainth, K.G. Biswas,P.S. Chakraborty, A. Polley

G16 MIXING OF Au IN a-Si02 BY MeV Kr+ ION BEAM 521

S. Dhar, T. Nigam, T. Som, K.« Ramakrishnan and V.N.

Kulkarni

G17 L X-RAY INTENSITY RATIOS IN Pb BY 72 AND 78 MeV 523

05+-ION IMPACT

J.S. Braich, D.P. Goyal, D. Singh, A. Mandal, B.P.

Singh and H.R. Verma

G18 REMOTE CONTROL AND MONITOR OF RECOIL MASS 525

SPECTROMETER

S.K. Sarkar, V.V. Tambvekar, P.J. Bhalerao, M.Y.

Vaze

G19 A BEAM CHOPPER FOR THE BARC-TIFR PELLETRON 527

ACCELERATOR

S.D. Narvekar, S.N. Mishra, R.G. Pillay, P.J.

Bhalerao and M.Y. Vaze