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Vol. 52, No. 1, January 1999
 
  Page Nos
Particle production, back reaction and singularity avoidance -- A Shaw, D Biswas, B Modak and S Biswas
1-17
Theory of combined AM and high-harmonic FM mode locked laser -- Anand V Ramamurthy and K P J Reddy
19-24
Noise reduction in chaotic time series data -- A Bhowal and T K Roy
25-37
Modified Kadomtsev--Petviashvili equation in cold collisionless plasma -- S G Bindu and V C Kuriakose
39-47
An x-ray biplanar photodiode and the x-ray emission from magnetically confined laser production plasma -- V N Rai, M Shukla and H C Plant
49-65

Orientational distribution function in nematic liquid crystals by x-rays: Fourier metnod --  R Somashekar, H Somasherkarappa, A P Divya and D Revannasiddaiah        

67-74
Thermal effect and equation of state in solids -- Piyush Kuchhal and Narsingh Dass
75-79
Bondlength distortion of atomic substitutions in semiconductors -- D Sasireka, E Palaniyandi and K Iyakutti
81-100
Plasmons and their damping in a doped semiconductor superlattice -- P Tripathi and A C Sharma
101-109
Magnetic structure of (Fe0.97Cr0.03)2P -- Sudhish Kumar, S K Paranjpe, Bipin K Srivastava, Anjali Krishnamurthy and V C Sahni 111-120
Vol. 52, No. 2, February 1999

Gravitational  energy in Brans--Dicke cosmological models -- V B Johri and G P Singh 121-126
On quark matter in a strong magnetic field -- J D Anand and S Singh 127-132

Shower age in correlation with zenith angle -- A Bhadra                                

133-144
Evaluation of S, T, U -parameters, triple gauge boson vertices and some oblique corrections in extra U(1) superstring inspired model -- R S Sahu, N K Sharma, Sardar Singh, A K Nagawat and P Saxena 145-175

A tentative multiphoton ionization of CS2 molecule: Spectroscopy of à 2Πu state of CS2+ ion -- T V Venkitachalam

177-185
Ultrasonic velocity of binary systems at elevated pressures -- J D Pandey, Ranjan Dey and D K Dwivedi
187-193
Wavevector and frequency dependent dielectric function, dynamic structure factor and the instability of plasma waves in two component hot rare quantum and classical plasmas -- S P Tewari, Hira Joshi, Kakoli Bera and Jyoti Sood 195-217
Helium implanted CuHf as studied by TDPAC and positron lifetime measurements -- R Govindaraj, G Venugopal Rao, K P Gopinathan and B Viswanathan
and
Erratum
 219-235
Vol. 52, No. 3, March 1999

Anisotropic fluid distributions on pseudo-spheroidal spacetimes -- Ramesh Tikekar and V O Thomas
237-244
Exact solution of the field equations for Charap's chiral invariant model of the pion dynamics -- Susanto Chakraborty and Pranab Krishna Chanda

245-256
Improved but low-x approximated relation between Fp2 scaling violation and gluon momentum distribution function -- A Saikia
257-267
A phenomenological study of a charge-symmetry-breaking component in ΛN interaction -- M Z Rahman Khan, Nasra Neelofer and M A Suhail 269-273
Stabilization of ionization due to two color laser fields -- R Sharma and M Mohan
275-279
Lasing without population inversion in molecules -- Krishna Rai Dastidar, Lipika Adhya and Ratan Kumar Das
281-291
Stability analysis of a model equilibrium for a gravito-electrostatic sheath in a colloidal plasma under external gravity effect -- Kavita Rani Rajkhowa, C B Dwivedi and S Bujarbarua
293-302
Pressure induced phase transformations and band structure of different high pressure phases in tellurium -- A K Bandyopadhyay and D B Singh
303-319
An equation of state and non-linear parameter from sound velocity measurements for liquid alakali metals -- Piyush Kuchhal, Ravindra Kumar and Narsingh Dass
321-332
Electronic structure and activation energy of hydrogen in NEG alloy using non-linear response theory -- N Singh, D K Avasthi and A Tripathi
333-340
Harmonic  generation in superconducting Bi(Pb)SrCaCuO thick films -- S K Shrivasthava, Neeraj Khare and A K Gupta
341-350
Vol. 52, No. 4, April 1999

Origin of mutual exclusiveness in Bohr's Complementarity principle -- D Sen, A N Basu and S Sengupta
351-358
On spacetimes dual to spherically symmetric solutions -- Naresh Dadhich and L K Patel
359-367
Rotating type II null fluids -- P C Vaidya and L K Patel
369-374
Suppression of Smale horeshoe structure via secondary perturbations in pendulum systems -- K I Thomas and G Ambika
375-387
Beauty conserving strangeness-changing rare semileptonic decays of Bs meson -- Harpreet Kaur
389-393

Two body nonleptonic decays of Λb involving proton -- Harpreet Kaur

395-400
Lifetimes of nuclear excited states with neutron gated recoil distance method -- R Palit, P K Joshi, S Nagaraj, H V Panchal and H C Jain
401-408
Wei Hia's four-parameter potential: Comments and computation of molecular constants αe and ωexe -- Sarvpreet Kaur and C G Mahajan
409-420
Single and multiple ionization of N2 molecules by intense light fields of femtosecod duration -- S Banerjee, G Ravindra Kumar and D Mathur
421-434
Investigation of nonlinear absorption and aggregation in aqueous solutions of rhodamine B using thermal lens technique -- C V Bindhu, S S Harilal, V P N Nampoori and C P G Vallabhan
435-442
Observation of relaxation modes in room temperature ferroelectric liquid crystal mixtures -- K K Raina, Arvind K Gathania and Buta Singh
443-451
Vol. 52, No. 5, May 1999

Partial quantum recurrence in free and quasibound systems -- A K Sikri and M L Narchal
453-457
Some new four-parameter potentials and their use in the study of vibrational thermodynamical quantities of diatomic molecules -- Sarvpreet Kaur and C G Mahajan
459-477
Angular anisotropy and dichroism in molecular Auger spectroscopy following photoabsorption -- M Chakraborty
479-491
Thick-target X-ray bremsstrahlung spectra produced in 6.5 keV and 7.5 keV e- Hf collisions -- S K Goel, R Hippler, Rajesh Kumar Singh and R Shankar
493-502
Debye--Waller factros and Debye temperatures of alkali halide mixed crystals -- P Geeta Krishna, K G Subhadra, T Kumara Swamy and D B Sirdeshmukh 503-509
Theoretical study of structural energy, phonon spectra, and elastic constants of Rh and Ir -- N Singh
511-523
Photoacoustic cell with black absorber as a detector for spectrophotometric studies -- A R Dhobale and M D Sastry
525-528
Solar neutrino oscillation diagnostics at SuperKamiokande and Sudbury Neutrino Observatory -- Debashish Majumdar and Amitava Raychaudhuri
L529-L536
Vol. 52, No. 6, June 1999

A local view of the Kondo effect: Scanning tunneling spectroscopy -- Wolf-Dieter Schneider 537-552
Strong curvature naked singularities in generalized Vaidya space-times -- K D Patil, R V Saraykar and S H Ghate 553-559
Statistical dynamics at critical bifurcations in Duffing-van der Pol oscillator -- V Chinnathambi and S Rajasekar 561-577
A combination of Yang's equations for SU(2) gauge fields and Charap's equations for pion dynamics with exact solutions -- Susanto Chakraborty and Pranab Krishna Chanda 579-591
Pionic and electromagnetic decays of b-hadrons -- Sonali Sinha 593-608
Complete and incomplete fusion studies in 7Li and 16O induced reactions on 51V by measurement of excitation functions and recoil ranges -- M Ismail and R P Sharma 609-621
Thermal lens measurement technique in end-pumped solid state lasers: Application to diode-pumped microchip lasers -- Rakesh Kapoor, P K Mukhopadhyay, Jogy George and S K Sharma 623-629
Structural properties of undercooled liquid sodium and caesium -- O Akinlade, B R Ijaduola, U E Vincent and G A Adebayo 631-645
Photoinduced changes in photorefractive PVA films doped with Cr3+ and VO2+: EPR and PAS investigations -- Mithlesh Kumar, A R Dhobale, R M Kadam and M D Sastry 647-655
Subject Index and Author Index 657-665