pp 1-14 May 1979

Processing of materials in space

S Ramaseshan

pp 15-34 May 1979

Alpha-quartz 1. Crystallography and crystal defects

Prasenjit Saha N Annamalai Tarun Bandyopadhyay

pp 35-41 May 1979

Glass fibre research at indian institute of technology, kanpur

D Chakravorty

pp 43-47 May 1979

Indigenous development of niobium-based superconducting materials

D K Bose C K Gupta T S Radhakrishnan Y Hariharan G Venkataraman

pp 49-57 May 1979 Research Communications

Permeability spectrum of garnets

Om Prakash R Aiyer C M Srivastava

pp 59-62 May 1979 Research Communications

Resistance fluctuation spectroscopy

G Venkataraman V Balakrishnan

pp 63-66 May 1979 Research Communications

Electrical transport properties of La_1−xSr_xFeO₃

A K Shukla P K Basu

pp 67-69 May 1979 Research Communications

LaNi_1−xCo_xO₃ as interconnection materials

O M Parkash

pp 71-75 May 1979 Research Communications

Electrical permittivities and subglassy relaxations in sulphate glasses

P S L Narasimham K J Rao

pp 77-78 May 1979

Announcements

pp 79-79 May 1979

From the editors

C N R Rao Chairman