Mahbubul Alam Majumdar
Professor and Dean, School of Data & Computational Sciences
Principal Investigator
String cosmology · Black-hole information paradox · Quantum information theory
Research Area
Early-Universe Cosmology
The early universe provides a laboratory for high-energy physics, including inflationary dynamics, primordial compactification effects and quantum gravitational signatures.
People
Researchers
Ahmed Rakin Kamal
Co-Principal Investigator
Researcher
String theory · Quantum gravity · Higher-derivative corrections
Sayeda Tashnuba Jahan
Lecturer (On Leave)
Faculty
Primordial black holes · Early-universe cosmology · Cosmological perturbation theory
Mishaal Hai
Co-Principal Investigator
Researcher
String cosmology · String compactifications · Moduli stabilisation
Md Shaikot Jahan Shuvo
Co-Principal Investigator
Researcher
String theory · String cosmology · Quantum field theory
Projects
Related projects
Current
Perturbative String CosmologyA publication-linked research theme spanning perturbative moduli stabilisation, Kähler-modulus inflation and fibre-inflation scenarios.
Lead: Ahmed Rakin Kamal, Mishaal Hai, Sayeda Tashnuba Jahan and collaborators
Current
Time Dependent Backgrounds in String Theory and Early Universe CosmologyTime-dependent internal geometry, flux backgrounds and cosmological solutions in higher-dimensional supergravity and early-universe theory.
Lead: Mahbubul Alam Majumdar (PI); Ratul Mahanta and Ahmed Rakin Kamal (Co-PIs)
Current
Quantum Gravity, Black Holes and CosmologyA broad research theme connecting string cosmology, quantum black holes and early-universe physics.
Lead: Mahbubul Alam Majumdar, Sayeda Tashnuba Jahan and collaborators
Scholarship
Publications
2026
Time-dependent flux backgrounds in type IIB supergravity
Ahmed Rakin Kamal, Ratul Mahanta
Journal of High Energy Physics · 2026(06) · 188arXiv:2512.19793 [hep-th]DOIINSPIRE recordINSPIRE citations: 2Details
2025
Fibre Inflation Meets Quintessence: Implications of Perturbative Stabilisation
Dibya Chakraborty, Mishaal Hai, Sayeda Tashnuba Jahan, Ahmed Rakin Kamal, Md Shaikot Jahan Shuvo
2025
Perturbative Kähler Moduli Inflation
Mishaal Hai, Ahmed Rakin Kamal, Noshin Ferdous Shamma, Md Shaikot Jahan Shuvo
2004
Inflation from tachyon condensation, large N effects
Mahbub Majumdar, Anne-Christine Davis
2003
D-brane anti-brane annihilation in an expanding universe
Mahbub Majumdar, Anne-Christine Davis
Journal of High Energy Physics · 2003(12) · 012arXiv:hep-th/0304153 [hep-th]DOIINSPIRE recordDetails
2001
The Inflationary Brane-Antibrane Universe
C. P. Burgess, M. Majumdar, D. Nolte, F. Quevedo, G. Rajesh, R.-J. Zhang
Journal of High Energy Physics · 2001(07) · 047arXiv:hep-th/0105204 [hep-th]DOIINSPIRE recordDetails