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Vol. 31, No.1, July 1988
 Pages
Transition to chaos in a driven pendulum with nonlinear dissipation — G. Ambika and K. Babu Joseph
From two mesons and (V-A) weak currents to the standard model of quark and lepton interactions — R. E. Marshak
Relaxation oscillation studies in Nd: YAG laser—Some new results — S. M. Oak, T. P. S. Nathan and D. D. Bhawalkar
Annealing, quenching and substitution effects on YBa2Cu3O7-x An XAS study — P. K. Mehta, S. R. Reddy, Om Prakash and B. D. Padalia
A pulsed gradient spin echo NMR spectrometer for diffusion coefficient measurments — Bhaskar Colluroy, G. Mangamma and S. V. Bhat
Oxygen ordering and superconductivity in YBa2Cu3O7-x — Y. Hariharan, M. P. Janawadkar, V. Sankara Sastry
Specific contact resistivity of silver contacts on high Tc YBa2Cu3O7 superconductors — A. C. Rastogi and S. T. Lakshmikumar
RF sputtered thin films of high Tc Y-Ba-Cu-O — N. D. Kataria, Mukesh Kumar, V. S. Tomar, A. K. Gupta, S. U. M. Rao and A. K. Goel
TG/DTA evidence of fluorine incorporation into YBa2Cu3O6.5+3 — U. R. K. Rao, A. K. Tyagi, S. J. Patwe and R. M. Iyer
Erratum
Vol. 31, No. 2, August 1988
 
Exact generator coordinate wave functions for some simple hamiltonians — Nazakat Ullah
A possible model for fifth force — Ramanand Jha and K. P. Sinha
Regge pole plus cut model for proton-antiproton elastic scattering at collider and tevatron energies — Fazal-e-Aleem and Mohammad Saleem
Measurement and analysis of excitation functions for alpha-induced reactions in copper — H. D. Bhardwaj, A. K. Gautam and R. Prasad
An approximate analysis of the interaction between two tearing modes of the same helicity — Tarasankar Nag
Do we really need a superconducting glass model? — G. Ravi Kumar and P. Chaddah
Grain boundary Josephson effect in constricted Bi-Sr-Ca-Cu-O — N. D. Kataria, V. S. Tomar, A. K. Gupta and Mukesh Kumar
Anomalous change in the photoacoustic phase near superconducting transition in YBa2Cu3O7 — Johney Isaac, Jacob Philip and B. K. Chaudhuri
Deposition of superconducting thin films of YBa2Cu3Ox on sintered SrTiO3 substrates — D. K. Aswal, K. P. Muthe, S. C. Karandikar, T. Mirza, S. C. Gadkari, S. K. Gupta, A. K. Rajarajan, L. C. Gupta, S. C. Sabharwal and M. K. Gupta
Flexoelectric origin of oblique rolls with helical flow in electroconvective nematics under DC excitation — V. A. Raghunathan and N. V. Madhusudana
Vol. 31, No. 3, September 1988
 
A plausible explanation for muon events due to radiation from Cygnus X-3 — C. Premkumar Yesudian
Semi-classical approach to antiproton-nucleus scattering — B. Dey, C. S. Shastry and T. K. Roy
Development of high resolution silicon surface barrier detectors — R. P. Sharma
Tracks of 18.56 MeV/u 40Ar ions in Lexan polycarbonate detector — Swarnali Ghosh, Atul Saxena and K. K. Dwivedi
Amplified spontaneous emission from nitrogen laser pumped dye lasers — M. R. Gorbal and M. I. Savadatti
X-ray diffraction line profile from the aggregate of distorted crystallites II — G. B. Mitra and T. B. Ghosh
X-ray determination of the mean Debye-Waller factors and Debye temperatures of KCI-RbCl mixed crystals — K. Srinivas and D. B. Sirdeshmukh
Compton profile study of α-manganese — Anil Gupta, B. K. Sharma and B. L. Ahuja
XANES AND EXAFS IN Cu-Ti and Ni-Zr glasses — K. B. Garg, K. S. Jerath, H. S. Chauhan, U. Chandra, R. K. Singhal and K. V. R. Rao
Vol. 31, No. 4, October 1988
 
Collective octupole vibration and proton single-particle levels in zirconium nuclei — C. R. Praharaj
Specific heat measurements in small samples at low temperature — J. Dutzi, S. M. Pattalwar, R. N. Dixit and S. Y. Shete
Electron-sodium elastic scattering in the presence of strong non-resonant laser field — M. K. Youssef and M. K. Srivastava
Electron and positron impact ionization of atomic hydrogen and helium using CPB approximation with post-collision interaction — Sushma Saxena and M. K. Srivastava
Saturable absorbers for low power optical phase conjugation — K. P. B. Moosad and V. P. N. Nampoori
Equilibrium properties of hard non-sphere fluids — T. P. Singh, J. P. Sinha and S. K. Sinha
Photoluminescence of ion-implanted phosphors — G. S. Virdi, Nafe Singh and N. Nath
Optical properties of Rhodamine B and Rhodamine 6G on silver surfaces — V. N. Rai
On identical nature of the superconductivity mechanisms in 30K and 90K superconductors — C. V. Narasimha Rao, S. K. Agarwal, B. Jayaram and A. V. Narlikar
Kinetics of oxygen desorption in YBa2Cu3O7-x — K. Krishnan, D. V. Natarajan and B. Purniah
Observation of temperature jumps in liquid vapour phase change — P. N. Shankar and M. D. Deshpande
Magnetic field dependence of critical current density in YBa2Cu3O7-x — K. Krishnan, D. V. Natarajan and B. Purniah
Vol. 31, No. 5, November 1988
 
Certain class of generalized isotropic perturbations of the s-wave three-dimensional harmonic oscillator — R. K. Pandey and R. P. Saxena
Triple differential cross-sections for the fast electron positron impact ionization of hydrogen and helium in the Glauber approximation — Sushma Saxena and M. K. Srivastava
Some aspects of laser-metal vapour interaction — B. S. Yilbas and Z. Yilbas
Y and X bandgap hydrostatic deformation potentials for epitaxial In0.52Al0.48As on InP(001) — R. People, A. Jayaraman, K. W. Wecht, S. K. Alexander, A. y. Cho and D. L. Sivco
Effect of iron doping and oxygen stoichiometry on infrared absorption in Y1Ba2Cu3O7-x — A. K. Sood, K. Sankaran, Y. Hariharan, S. Vijayalakshmi, V. Sankara Sastry, S. Kalavathi and J. Janaki
Computer simulation of proton channelling in beryllium — K. Rajasekharan and K. Neelakandan
Charge storage and relaxation process of polymer film by thermally stimulated discharge current technique — M. M. Hossain
Two-photon optogalvanic detection of the F(O) ion pair state of I2 — Vinod Kumar, A. K. Rai and D. K. Rai
Study of single phase YBa2Cu3O7-x compound around 1-2-3 stoichiometry — P. S. Mukherjee, A. Simon and A. D. Damodaran
Stages of thermally induced gas-exchange in the high temperature superconductor YBa2Cu3O7-x — Y. T. Pavlyuhin, N. G. Hainovsky and A. I. Rykov
Structure and oxygen content in the high-temperature superconductor YBa2Cu3O7-x — Y. T. Pavlyuhin, N. G. Hainovsky and A. I. Rykov
The structural-chemical state of 57Fe in high temperature superconductor YBa2Cu3O7-x — Y. T. Pavlyuhin, N. G. Hainovsky and A. I. Rykov
Vol. 31, No. 6, December 1988
 
On the measurement of electron tunnelling time — D. K. Roy and Amitabh Ghosh
Renormalization of a gauge theory in a nonlinear gauge — Satish D. Joglekar
Magnetic symmetry and dyons — J. M. S. Rana, O. P. S. Negi and B. S. Rajput
Masses in structure functions — D. K. Choudhury and A. K. Misra
Rotational analysis of A1II-X1 bands of As14N and As15N: perturbation and studies in the A1II state — P. Saraswathy and G. Krishnamurty
Low field anomaly in magnetization curves — G. Ravi Kumar and P. Chaddah
Effect of pressure on the Fermi surface of potassium — M. G. Ramchandani
On the nature of the dhcop to fcc transition under pressure in Pr and Pr-Th alloys — V. Vijayakumar, B. K. Godwal, S. K. Sikka and R. Chidambaram
Heat conduction through moist soils at different temperatures — Ashok K. Singh, Ramvir Singh and D. R. Choudhary
Warping of the bulk dispersion of InSb — I. S. Nachev, Tz. Nikolchovski and L. S. Nachev
Erratum