1. Is dark matter an illusion created by the gravitational polarization of the quantum vacuum?

   • Dragan Slavkov Hajdukovic

   Letter 26 May 2011 Pages: 215 - 218

2. Do we live in the universe successively dominated by matter and antimatter?

   • Dragan Slavkov Hajdukovic

   Letter 04 June 2011 Pages: 219 - 223

3. Some enigmatic aspects of the early universe

   • C. Sivaram
   • Kenath Arun

   Original Article 28 May 2011 Pages: 225 - 230

4. A new class of bulk viscous FRW cosmological models in a scale covariant theory of gravitation

   • N. Ibotombi Singh
   • S. Romaleima Devi

   Original Article 01 June 2011 Pages: 231 - 236

5. Penrose process in Kerr-Taub-NUT spacetime

   • A. A. Abdujabbarov
   • B. J. Ahmedov
   • A. S. Rakhmatov

   Original Article 02 June 2011 Pages: 237 - 241

6. Dynamics of interacting phantom and quintessence dark energies

   • M. Umar Farooq
   • Mubasher Jamil
   • Ujjal Debnath

   Original Article 05 May 2011 Pages: 243 - 248

7. A new class of LRS Bianchi type-II dark energy models with variable EoS parameter

   • Anirudh Pradhan
   • Hassan Amirhashchi
   • Rekha Jaiswal

   Original Article 04 May 2011 Pages: 249 - 260

8. Comments on faintness of very small dwarf spheroidal galaxies

   • Hideyuki Kamaya

   Original Article 11 May 2011 Pages: 261 - 265

9. New class of Well behaved exact solutions of relativistic charged white-dwarf star with perfect fluid

   • Neeraj Pant

   Original Article 10 May 2011 Pages: 267 - 271

10. A class of well behaved charged analogues of Vaidya–Tikekar type super-dense star

    • Y. K. Gupta
    • Jitendra Kumar

    Original Article 05 May 2011 Pages: 273 - 279

11. The effects of intense magnetic fields on Landau levels in a neutron star

    • Z. F. Gao
    • N. Wang
    • C.-K. Chou

    Original Article 04 June 2011 Pages: 281 - 292

12. Closed form Vaidya-Tikekar type charged fluid spheres with pressure

    • Naveen Bijalwan
    • Y. K. Gupta

    Original Article 28 May 2011 Pages: 293 - 299

13. Extremization of mass of charged superdense star models describe by Durgapal type space-time metric

    • S. K. Maurya
    • Y. K. Gupta

    Original Article 02 June 2011 Pages: 301 - 310

14. Gravitationless black holes

    • T. X. Zhang

    Original Article 04 June 2011 Pages: 311 - 316

15. Time variation analysis of the daily Forbush decrease indices

    • Sankar Narayan Patra
    • Koushik Ghosh
    • Subhash Chandra Panja

    Original Article 02 June 2011 Pages: 317 - 323

16. Formation of dust ion-acoustic solitary waves in a dusty plasma with two-temperature trapped electrons

    • H. Alinejad

    Original Article 04 May 2011 Pages: 325 - 329

17. Dust ion-acoustic solitary waves in a dusty plasma with arbitrarily charged dust and flat-trapped electrons

    • H. Alinejad

    Original Article 03 May 2011 Pages: 331 - 336

18. Ion acoustic solitary waves in a weakly relativistic plasma with q-nonextensive electrons and thermal positrons

    • Hamid Reza Pakzad

    Original Article 01 June 2011 Pages: 337 - 343

19. Propagation of ion-acoustic waves in a warm dusty plasma with electron inertia

    • S. N. Barman
    • A. Talukdar

    Original Article 01 June 2011 Pages: 345 - 349

20. pacce: Perl algorithm to compute continuum and equivalent widths

    • Rogério Riffel
    • Tibério Borges Vale

    Original Article 01 June 2011 Pages: 351 - 356

21. Periodic orbits in the gravity field of a fixed homogeneous cube

    • Xiaodong Liu
    • Hexi Baoyin
    • Xingrui Ma

    Original Article 31 May 2011 Pages: 357 - 364