pp 1- April 1993 Rapid Communication

Rotational excitations of NH₄⁺ in (NH₄)_xK_1−xI

S L Narasimhan R Mukhopadhyay

pp 259-265 April 1993

On a simple derivation of master equations for diffusion processes driven by white noise and dichotomic Markov noise

V Balakrishnan

pp 267-272 April 1993

Floquet states of a periodically kicked particle

A K Sikri M L Narchal

pp 273-275 April 1993

Gravitational field of a tachyon in a de Sitter universe

K S Virbhadra

pp 277-289 April 1993

Astrophysically significant solutions of the Einstein and Einstein-Maxwell equations from the Laplace’s seed

K C Das S Chaudhuri

pp 291-297 April 1993

Strange solitons in a chiral quark-meson model

J Segar M S Sri Ram

pp 299-309 April 1993

Prompt neutron emission spectra and multiplicities in the thermal neutron induced fission of²³⁵U

M S Samant R P Anand R K Choudhury S S Kapoor K Kumar D M Nadkarni A Saxena

pp 311-320 April 1993

Collective dipole oscillations in atomic nuclei and small metal particles

R S Bhalerao Mustansir Barma

pp 321-327 April 1993

Electron impact ionization of Zn⁺ and Ga⁺

Gopaljee S K Shrivastava B N Roy