Interacting quintessence

Winfried Zimdahl, Diego Pavón, Luis P. Chimento

Research output: Contribution to journalArticleResearchpeer-review

523 Citations (Scopus)


We demonstrate that a suitable coupling between a quintessence scalar field and a pressureless cold dark matter (CDM) fluid leads to a constant ratio of the energy densities of both components which is compatible with an accelerated expansion of the Universe. © 2001 Elsevier Science B.V. All rights reserved.
Original languageEnglish
Pages (from-to)133-138
JournalPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Publication statusPublished - 29 Nov 2001


  • Accelerated expansion
  • Cosmology
  • Quintessence


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