2 papers
astro-ph2005
Interstellar Extinction by Spheroidal Dust Grains
Ranjan Gupta, Tadashi Mukai, D. B. Vaidya +2
Observations of interstellar extinction and polarization indicate that the interstellar medium consists of aligned non-spherical dust grains which show variation in the interstella…
astro-ph2005
Scattering properties and composition of cometary dust
Ranjan Gupta, D. B. Vaidya, J. S. Dobbie +1
Composition of Comet dust obtained by the dust impact analyser on the Halley probes indicated that the comet dust is a mixure of silicate and carbonaceous material. The collected i…