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List of works by Bharat Ratra

Baryon acoustic oscillation, Hubble parameter, and angular size measurement constraints on the Hubble constant, dark energy dynamics, and spatial curvature

scholarly article

CMB ANISOTROPY CONSTRAINTS ON FLAT-Λ AND OPEN CDM COSMOGONIES FROM DMR, UCSB SOUTH POLE, PYTHON, ARGO, MAX, WHITE DISH, OVRO, AND SuZIE DATA

scientific article published on 06 November 2003

CMB anisotropies due to cosmological magnetosonic waves

scholarly article

CMB temperature anisotropy from broken spatial isotropy due to a homogeneous cosmological magnetic field

article by Tina Kahniashvili et al published 22 September 2008 in Physical Review D

Constraints on dark energy from H II starburst galaxy apparent magnitude versus redshift data

scientific article published in 2012

Cosmic Microwave Background Anisotropy Measurement from Python V ⬇️

scientific article published in the Astrophysical Journal

Cosmic background radiation anisotropy in an open inflation, cold dark matter cosmogony

scientific article published in the Astrophysical Journal

Cosmographic bounds on the cosmological deceleration-acceleration transition redshift in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>f</mml:mi><mml:mo stretchy="false">(</mml:mo><mml:mi mathvariant="scr

scientific article published in 2014

Cosmological Model Parameter Determination from Satellite‐acquired Supernova Apparent Magnitude versus Redshift Data ⬇️

scientific article published in the Astrophysical Journal

Cosmological consequences of a rolling homogeneous scalar field

scientific article

Cosmological constraints from higher redshift gamma-ray burst, H <scp>ii</scp> starburst galaxy, and quasar (and other) data

scientific article published in 2020

Cosmological magnetic braking and the formation of high-redshift, super-massive black holes

scholarly article by Kanhaiya L Pandey et al published 3 April 2019 in Monthly Notices of the Royal Astronomical Society

Cosmology with a time-variable cosmological 'constant'

scientific article published in the Astrophysical Journal

Dependence of cosmological energy-density irregularities on the shape of the scalar-field potential during inflation and "reheating"

scientific article published on 01 July 1991

Effect of Extinction on Quasar Luminosity Distances Determined from UV and X-Ray Flux Measurements

scholarly article

Effects of cosmological magnetic helicity on the cosmic microwave background

scholarly article

Erratum: Gravitational radiation from primordial helical inverse cascade magnetohydrodynamic turbulence [Phys. Rev. D78, 123006 (2008)]

scholarly article published in Physical Review D

Evolution of inflation-generated magnetic field through phase transitions

scholarly article

Expressions for linearized perturbations in a massive-scalar-field-dominated cosmological model

scientific article published on 01 July 1991

Expressions for linearized perturbations in ideal-fluid cosmological models

scientific article published on 01 October 1988

Faraday rotation of the cosmic microwave background polarization by a stochastic magnetic field

scholarly article

Galaxy cluster number count data constraints on cosmological parameters

scientific article

Gamma ray burst constraints on ultraviolet Lorentz invariance violation

Gravitational Radiation from Primordial Helical Magnetohydrodynamic Turbulence

scientific article published on 10 June 2008

Gravitational radiation from primordial helical inverse cascade magnetohydrodynamic turbulence

scholarly article

Heavy Quark and Neutrino Physics. Final report, 2011-2-14

Inflation and accelerated expansion tensor-vector-scalar cosmological solutions

scientific article published in 2006

Inflation in an exponential-potential scalar field model

scientific article published on 01 March 1992

Inflation in an open universe

scientific article

Joining conditions for cosmological perturbations at an equation-of-state transition

scientific article published in June 1991

Large-scale structure in COBE-normalized cold dark matter cosmogonies

scholarly article

Looking for Cosmological Alfven Waves inWilkinson Microwave Anisotropy ProbeData ⬇️

scientific article

Measuring the Hubble constant and spatial curvature from supernova apparent magnitude, baryon acoustic oscillation, and Hubble parameter data

scholarly article

Median statistics estimate of the galactic rotational velocity

scholarly article

Neutrino mass limit from galaxy cluster number density evolution

scholarly article

Numerical simulations of the decay of primordial magnetic turbulence

scholarly article

Observational constraints on the tilted flat-XCDM and the untilted nonflat XCDM dynamical dark energy inflation parameterizations

Phase transition generated cosmological magnetic field at large scales ⬇️

Planck 2015 constraints on spatially-flat dynamical dark energy models ⬇️

scholarly article

Polarized Cosmological Gravitational Waves from Primordial Helical Turbulence

scientific article published on 04 October 2005

Primordial magnetic field limits from cosmological data

scholarly article

Quantum mechanics of exponential-potential inflation

scientific article published on 01 December 1989

Quantum mechanics of inflation

scholarly article by Willy Fischler et al published September 1985 in Nuclear Physics B

Quark-hadron phase transition in a chameleon Brans-Dicke model of brane gravity

scientific article published in 2012

Quasar X-ray and UV flux, baryon acoustic oscillation, and Hubble parameter measurement constraints on cosmological model parameters ⬇️

scholarly article

Restoration of spontaneously broken continuous symmetries in de Sitter spacetime

scientific article published on 01 April 1985

Spontaneously broken continuous symmetries in hyperbolic (or open) de Sitter spacetime

scientific article

Superspace formulation of ten-dimensional N=1 supergravity coupled to N=1 super Yang-Mills theory

scientific article published on 01 May 1986

The cosmological constant and dark energy

scientific article

Time and distance constraints on accelerating cosmological models

scientific article published in 2011

Using Sunyaev‐Zeldovich Infrared Experiment (SuZIE) Arcminute‐Scale Cosmic Microwave Background Anisotropy Data to Probe Open and Flat Λ Cold Dark Matter Cosmogonies ⬇️

scientific article published in the Astrophysical Journal

Using White Dish CMB Anisotropy Data to Probe Open and Flat‐Λ CDM Cosmogonies ⬇️

scientific article published in the Astrophysical Journal

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