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PROCBEDMGS OF THE SYWOStUM ON
LOW ENERGY NUCLEAR PHYSICS
1961
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PROGRAMME
27th February ±961
Morning Session 1
Chairman: R.K. Asvindi
JB.fi. SALP&TER** : Neutron Matter. 1
Morning Session 2
Chairman : D .M .Kundu
C.S. KHURANA AND H.S. HANS* : Comparison of experimental•and
theoretical values of Neutron Cross-sections at 14 Mev, 21
K.G. NAIR*, K.N. IYENGAR AND R. RAMANNA: The energy and angular
27distribution of protons emitted from Al due to 14 Mev
neutron interactions. 30
C. BADRINATHAN, M.L. JHIIMGAN* AND i£. KONDAIAH: Energy and
19angular distribution of charged particles from (F + n)
reactions. 40
CV.K. BABA* AND S.K. BHATTACHARJiE: Polarisation correlation
measurements on gamma rays in Gd. 47
B, BASU* AND A.P. PATRO : Disintegration of Rh9'. 49
M.R, BHIDAY* : Measurement of radiative correction to single
scattering of relativistic electrons from nuclei. 55
* Presented by this author.
«* Invited Talk.
iv
Afternoon Session 1
Chairman : B.V. Thosar!
B»S, SOOD **j Resonance Scattering of gamma rays. 64
B.N. SUBbA RAO* 5 Angular Correlation studies of the
133356 Kev—»&l Kev cascade in Cs . 84
S.I. AMBHii Am) R.P. SHAtOflA* ; Further Studies on the
decay of Rh 95
R« SRIwIVASa itaGHAVAij* 1 On the possibility of a new phase
determining method applying the Mossbauer effect, 104
B.S. SOOD'**' ; Recoil free resonance scattering of 14«4 Kev
57gamma rays in F©
. 109
Afternoon Session 2
Chairman: Vachaspati
M.K. BANMUiiiK** : Recent developments in the theory of
Nuclear Structure. 113
S.P. PAwDXA AmD S.K. SHAH* j s /y-pdrbicl« doublets in
the region Ava30. 136
A.N. MITRA* : Triton problem with separable potentials. 140
N.V.V.J. SWAMX AND R.J. KULKARNI* s Approximate estimate
of elactron scattering cross-sections with Brueckner's
charge distribution,, 143
vi
R.K. BHADURI* s Variation of 'equivalent density' with
mass number and its connection with the gas model. 146
K. KUMAR AND R.K. BHADURI* i An approximate method in the
theory of finite nuclei* 151
V.L. NARASIMHAM* 5 Studies of Nuclear matter by means of
non-local separable potential; . 155
28th February. 1961
Mprnjing Session 1
Chairman: Swami Jnanananda
R. RAMANNA** s Angular Correlations in the fission process.
R. RAMANNA, R. CHAUDHRX, S.S. KAPOOR*, K. MIKKiS, S.R.S.
MURTHI AND P.N. RAMA RAO j The angular correlation of prompt
neutrons and fission fragments in thermal neutron
fission of IT .
V.C. DENIZ*, V.A. GOKHALK AND K.V. SUBBA RAO : Low power
thermal flux measurements in the core of the Canada-India
Reactor,
Morning Session 2
Chairman: H.S. Hans
R.C. DESAI, B.P. RASTOGI*, K.R, SR1N1VASAN AND M.S. TRASI s
Some Physics calculations of C.I.R. 193
158
170
185
vii
M.S. TRASI (Presented by B.P. Rastogi) : Reactivity worth
of shutt off rods in C.I.R. 200
M.S. TRASI* { Reactivity due to an inpile loop in C.I.R. 205
M.S. TRASI* : Two group theory of a ring of N cylindrical
rods or zones in a reflected reactor. 211
R. SHANKAR'SINGH* ; Critical!ty studies of Project Phoenix. 218
K.R. SRIl\|IVASAN* : Calculation of effective resonance
integral for clusters. 223
K.R. SH1NIVASAM* j Buckling* of Organic cooled Heavy Water
moderated lattices. 228
R.C. DESAI* : A study of graphite power reactors. 233
R.D. JAIN AND R.C. DESAI* j A criterion for instability
due to temperature transients, 239
R.C. DiSSAI* AND K.R. SRINIVASAN : A five-zone, two-grqup
one dimwnsional cylindrical reactor programme for
the. TIFR digital computer. 245
P,K* MISHRA* j Use of higKl peraiability magnetic materials
in reactor control and data handling systems, 250
viii
1st March, 1961
Morning S&aai&fk., 1
Chairman: S. Ramaseshan
137 90K.G, VOHRA* : Cs
J(and Sr7 in milk from nuclear weapon tests. 251
U.C. MIoHRA* : Scintillation spectroscopy applied to
radioactive fall out measurements, 259
K.G. VOHRA, C. RANGAfciAJAN AimD G. SARDA* s internal gamma
radiation dose from long range fall out. 268
K.G, VOHRA AND N.A. IftGki* : Estimation of lung doae due to
inhalation of fall out products in the air. 277
D.N. KtiiJjKAR* : A gridded ionization chamber - single channel
analyser system for the estimation of alpha emitters
in the air, 285
M» RAMA RAO* ; A Low pressure cloud chamber for -study of
reaction products. 292
A.S. DI¥AT±A*, M.R. DkARAKAuATH AwD -JGia&PH JOHN : Polarised
proton beams by Lamb shift method. 301
Morning Session 2
Chairman: S.K. Bhattacharjee
E.S, RAJAGUPAL* AND K. GOPALAN s A data proc«ssing method
for nuclear pulse height analysis, 309
ix
R.K. MOHINDRA AND H.S. HaNS* : A triple coincidence proton
spectrometer. 314
M. RhMaKRIoHNA RAJU*, V. L^KSHMINhRmXANA AND SWaMI
JNANANAinDA : The absorption of beta radiation as a function
of atomic number, 320
S.C. MISRA* : A 4TTproportional counter. 332
A.S. MAHAJAN* AND A. MJKHKRJI : Design of a new baffle system
for the thin magnetic lens beta ray spectrometer. 337
Afternoon Session 1
Chairman : B. Venkataraman
R. BKRoOHIM AND T.P. DAS** : Many body aspects of dipolar
interactaon in crystal lattices. 341
R. CHIDAMBARAM * j N.M.R. and diffraction studies of the
structures of hydrates and the shape of the bound water
molecule,- 357
"H.D, NAG&SWARA RAO* s The ring proton resonance spectra of
o\ ,/o and q picolines. 365
R, VIJAYaRAGHaVAN* : Spin lattice relaxation time in
Tellurium, 372
R. RAJAN* j Electron paramagnetic resonance of some
cupric salts. 379
X
S. VISWJiSWARA MURTHI* j Design and construction of a Nuclear
Magnetic Resonance absorption spectrometer. 384
Afternoon Session 2
Chairman: R.S, Krishnan
P, ViiMKATisSWAtfLU** : The Millimeter wave spectroscopy and Maseru. 388
2nd March, 1961
ifirnjJlg Se.ssi.on. I
Chairman: A.R, Verma
G.N. RAMACHANDRAN** (Presented by R. Srinivasan) :
New synthesis for crystal structure analysis, 400
S» RAMASJBSHAN*: The atomic and thermal properties of
KNOo at 30° C and 118° C. 413
M.A, VISWAMIIRA'- (Presented by S. Ramaseshan) : The design
and application of a Weissenberg camera for studies
between -180° C and 200° C, 416
K, VBDAM* ; Crystal symmetry and the ferro-electric behaviour
of pyrolusite ( 6> -Mno.) 425
N.R.KUNCHUR* : A crystallographic investigation on the
structures of some co-ordination compounds of cobalt. 429
xi
Morning Session 2
Chairman j R.P. Singh
P.K, IXMIGAR, N.S. SATYaMURTHY AND B.A. DASANNACHARYA* j
Inelastic scattering of neutrons from Iron, 431
K. USHA*, G. yjiNKATARAMAN AND P.K. IYENGAR : Inelastic
scattering of thermal neutrons by liquid Bismuth. 439
R.G. LAGU*, N.P. SASTRY AND B.V. THOSAR : Spectroscopic
and decay time studies in the luminescence of Cs I(T1). 447
A. CHOUDHURY* ; Magnetic and luminescent properties of x-ray
and gamma ray irradiated crystals of Lithium fluoride
and Sodium Chloride. 457
P. KRISHNA AND .A.R. VbRMA* j A new type of Silicon Carbide-
57 R its structure and growth. 466
S,K. JOSHI* ; Dispersion of lattice waves in copper. 473
S. GANESAN AND R. SRINIVASAN* : Lattice dynamics and thermal
properties of calcium fluoride. 477
Afternoon Session 1
Chairman s P. Venkateswarlu
S.C. JAIN* AND D.N. SINGH : Electrical conductivity of
irradiated crystals of Alkali Halides, 479
V
xii
K,S» VENKATISSWaRLu"* ManOHARLaL AND J, SHANKAR : Radiation
annealing of recoil damage in solid tris acetylacetone
Co (III) dispersed in Matrix of tris Acetylacetone Al(lII). 488
D.N. PAMDfi* AND D.P, KHANDiiLWAL : The fluorescence spectrum at
liquid air temperature of a sample of Uranyl sulphate
obtained by heating the trl-hydrate with sulphuric acid, 494
C» RAMASASTRY* AND B.S.V. GOPaLAM ; Radiation effects in
semi conductors. 499
C, RAMASASTRY* AND S.K. GHOSH j Diffusion studies in semi
donduotor crystals using radio isotopes. 500
S. RAMAMURTHY* j Double beta decay, 501
Afternoon Session 2
Chairman * K.K. Gupta
A. RAMAKRISHNAN* : Particle antiparticle dualism,r4-
A. RAMAKRISHNAN, G, RAMACHANDRAN* AND V. DiiVANATHAN s A time
dependent approach to rearrangement collisions. 508
VACHASPATI AND L.H. BALI* » Manifestly relativistic form of
definition of Uniform acceleration and remarks concerning
its conformal invariance, 512
M. SAMIULLAH AnD R. RAMAOHANDER : On.the intimate linking of
spin and orbital angular momentum in the electron theories. 518
t Manuscript not received.