1. The lifetimes of positrons in oxides of arsenic and antimony

   • V. G. Kulkarni
   • R. G. Lagu
   • B. V. Thosar

   OriginalPaper Pages: 107 - 113

2. Validity of lorentz invariance at extremely high energies

   • A. Subramanian
   • R. H. Vatcha

   OriginalPaper Pages: 114 - 119

3. Indirect polarographic determination of stability constants

   • S. C. Saraiya
   • A. K. Sundaram

   OriginalPaper Pages: 120 - 125

4. Force constants, generalised meansquare amplitudes of vibration, shrinkage constants and coriolis coupling coefficients of GeH₃CCH and GeD₃CCH

   • K. Venkateswarlu
   • V. Malathy Devi
   • A. Natarajan

   OriginalPaper Pages: 126 - 139

5. On two-body channels in the interactions of negative pions with protons in the few GeV region

   • S. K. Tuli

   OriginalPaper Pages: 140 - 149

6. Effect of cross-velocity on the stability of superposed fluids

   • S. C. Agrawal
   • G. S. Agrawal

   OriginalPaper Pages: 150 - 156