Items where Author is "Malik, Karim A."

Malik, Karim A. (2005) Gauge-invariant perturbations at second order: multiple scalar fields on large scales. Journal of Cosmology and Astroparticle Physics, 0511. 005. ISSN 1475-7516

Lyth, David H. and Malik, Karim A. and Sasaki, Misao (2005) A general proof of the conservation of the curvature perturbation. Journal of Cosmology and Astroparticle Physics, 0505. 004. ISSN 1475-7516

Malik, Karim A. and Wands, David (2005) Adiabatic and entropy perturbations with interacting fluids and fields. Journal of Cosmology and Astroparticle Physics, 0502. 007. ISSN 1475-7516

Green, Anne M. and Liddle, Andrew R. and Malik, Karim A. and Sasaki, Misao (2004) A new calculation of the mass fraction of primordial black holes. Physical Review D, 70 (4): 041502. ISSN 1550-7998

Malik, Karim A. and Wands, David (2004) Evolution of second-order cosmological perturbations. Classical and Quantum Gravity, 21 (11). L65-L71. ISSN 0264-9381

Gupta, Sujata and Malik, Karim A. and Wands, David (2004) Curvature and isocurvature pertubations in a three-fluid model of curvaton, decay. Physical Review D, 69 (6): 063513. ISSN 1550-7998

Gordon, Christopher and Malik, Karim A. (2004) WMAP, neitrino degeneracy and non-Gaussianity contraints on, isocurvature perturbations in the curvaton model of inflation. Physical Review D, 69 (6): 063508. ISSN 1550-7998