An upper limit to the variation in the fundamental constants at redshiftz= 5.2

A brightz= 5.2 lensed submillimeter galaxy in the field of Abell 773

(2012) F. Combes et al.   ASTRONOMY & ASTROPHYSICS

FIRST COSMOLOGICAL CONSTRAINTS ON THE PROTON-TO-ELECTRON MASS RATIO FROM OBSERVATIONS OF ROTATIONAL TRANSITIONS OF METHANOL

(2012) S. P. Ellingsen et al.   Astrophysical Journal Letters

CONSTRAINING FUNDAMENTAL CONSTANT EVOLUTION WITH H I AND OH LINES

(2012) N. Kanekar et al.   Astrophysical Journal Letters

First measurement of Mg isotope abundances at high redshifts and accurate estimate of Δα/α

(2011) I. I. Agafonova et al.   ASTRONOMY & ASTROPHYSICS

Measuring space-time variation of the fundamental constants with redshifted submillimetre transitions of neutral carbon

(2011) S. J. Curran et al.   ASTRONOMY & ASTROPHYSICS

METHANOL AS A TRACER OF FUNDAMENTAL CONSTANTS

(2011) S. A. Levshakov et al.   ASTROPHYSICAL JOURNAL

CONSTRAINING CHANGES IN THE PROTON-ELECTRON MASS RATIO WITH INVERSION AND ROTATIONAL LINES

(2011) Nissim Kanekar   Astrophysical Journal Letters

Practical Limitations on Astrophysical Observations of Methanol to Investigate Variations in the Proton-to-Electron Mass Ratio

(2011) Simon Ellingsen et al.   PHYSICAL REVIEW LETTERS

Indications of a Spatial Variation of the Fine Structure Constant

(2011) J. K. Webb et al.   PHYSICAL REVIEW LETTERS

Searching for chameleon-like scalar fields with the ammonia method

(2010) S. A. Levshakov et al.   ASTRONOMY & ASTROPHYSICS

Searching for chameleon-like scalar fields with the ammonia method

(2010) S. A. Levshakov et al.   ASTRONOMY & ASTROPHYSICS

Searching for spatial variations ofα2/μin the Milky Way

(2010) S. A. Levshakov et al.   ASTRONOMY & ASTROPHYSICS

PROBING FUNDAMENTAL CONSTANT EVOLUTION WITH REDSHIFTED CONJUGATE-SATELLITE OH LINES

(2010) Nissim Kanekar et al.   Astrophysical Journal Letters

WAVELENGTH ACCURACY OF THE KECK HIRES SPECTROGRAPH AND MEASURING CHANGES IN THE FINE STRUCTURE CONSTANT

(2009) Kim Griest et al.   ASTROPHYSICAL JOURNAL

FIVE-YEARWILKINSON MICROWAVE ANISOTROPY PROBEOBSERVATIONS: DATA PROCESSING, SKY MAPS, AND BASIC RESULTS

(2009) G. Hinshaw et al.   ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES

A new approach for testing variations of fundamental constants over cosmic epochs using FIR fine-structure lines

(2008) S. A. Levshakov et al.   ASTRONOMY & ASTROPHYSICS

Mid- and far-infrared fine-structure-line sensitivities to hypothetical variability of the fine-structure constant

(2008) M. G. Kozlov et al.   PHYSICAL REVIEW A

New Limits on Coupling of Fundamental Constants to Gravity UsingSr87Optical Lattice Clocks

(2008) S. Blatt et al.   PHYSICAL REVIEW LETTERS

Frequency Ratio of Al+ and Hg+ Single-Ion Optical Clocks; Metrology at the 17th Decimal Place

(2008) T. Rosenband et al.   SCIENCE