pp 1-8 February 1981

Some barium titanate based dielectrics

A M Varaprasad D K Chakrabarty A B Biswas

pp 9-13 February 1981

Hydrothermal stability of hematite and magnetite

J A K Tareen K V Krishnamurthy

pp 15-17 February 1981

Effect of barium titanate on the unit cell parameter of Nd_0·5 Li_0·5TiO₃

D N Raut D N Bhute P V Patil

pp 19-23 February 1981

Thermoelectric behaviour of amorphous magnetic alloys

B Bhanu Prasad Anil K Bhatnagar

pp 25-28 February 1981

On the defect states in As-Se glasses

R Mohan KJ Rao

pp 29-36 February 1981

Densities, microhardnesses and electron microscopic studies of As-Se glasses

R Mohan T S Panchapagesan K J Rao

pp 37-55 February 1981

Computation and application of local solidification times of grey cast iron cast in metallic moulds

Malur N Srinivasan

pp 57-65 February 1981

Flux growth and habit modification of CaWO₄ crystals

S K Arora R S Godbole Tomy Abraham

pp 67-73 February 1981

Influence of impurities on chemical etch pits in gypsum single crystals

KS Raju