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John Webb
John Webb
Verified email at cam.ac.uk
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Further evidence for cosmological evolution of the fine structure constant
JK Webb, MT Murphy, VV Flambaum, VA Dzuba, JD Barrow, ...
Physical Review Letters 87 (9), 091301, 2001
12802001
Search for time variation of the fine structure constant
JK Webb, VV Flambaum, CW Churchill, MJ Drinkwater, JD Barrow
Physical review letters 82 (5), 884, 1999
10941999
Cosmology intertwined: A review of the particle physics, astrophysics, and cosmology associated with the cosmological tensions and anomalies
E Abdalla, GF Abellán, A Aboubrahim, A Agnello, Ö Akarsu, Y Akrami, ...
Journal of High Energy Astrophysics 34, 49-211, 2022
8682022
Further evidence for a variable fine-structure constant from Keck/HIRES QSO absorption spectra
MT Murphy, JK Webb, VV Flambaum
Monthly Notices of the Royal Astronomical Society 345 (2), 609-638, 2003
7022003
Indications of a spatial variation of the fine structure constant
JK Webb, JA King, MT Murphy, VV Flambaum, RF Carswell, ...
Physical Review Letters 107 (19), 191101, 2011
6752011
The gaseous extent of galaxies and the origin of Lyman-alpha absorption systems: A survey of galaxies in the fields of Hubble Space Telescope spectroscopic target QSOs
KM Lanzetta, DV Bowen, D Tytler, JK Webb
Astrophysical Journal (ISSN 0004-637X), vol. 442, no. 2, Part 1, p. 538-568 …, 1995
4711995
Possible evidence for a variable fine-structure constant from QSO absorption lines: motivations, analysis and results
MT Murphy, JK Webb, VV Flambaum, VA Dzuba, CW Churchill, ...
Monthly Notices of the Royal Astronomical Society 327 (4), 1208-1222, 2001
4642001
Calculations of the relativistic effects in many-electron atoms and space-time variation of fundamental constants
VA Dzuba, VV Flambaum, JK Webb
Physical Review A 59 (1), 230, 1999
4291999
Space-time variation of physical constants and relativistic corrections in atoms
VA Dzuba, VV Flambaum, JK Webb
Physical Review Letters 82 (5), 888, 1999
4191999
Spatial variation in the fine-structure constant–new results from VLT/UVES
JA King, JK Webb, MT Murphy, VV Flambaum, RF Carswell, ...
Monthly Notices of the Royal Astronomical Society 422 (4), 3370-3414, 2012
3232012
Is There Deuterium in the Z= 3.32 Complex in the Spectrum of 0014+ 813
RF Carswell, M Rauch, RJ Weymann, AJ Cooke, JK Webb
Monthly Notices of the Royal Astronomical Society, Vol. 268, NO. 1/MAY1, P …, 1994
3211994
Evidence for structure in the H I column density distribution of QSO absorbers
P Petitjean, JK Webb, M Rauch, RF Carswell, K Lanzetta
Monthly Notices of the Royal Astronomical Society 262 (2), 499-505, 1993
2631993
The Gaseous Extent of Galaxies and the Origin of Lyα Absorption Systems. III. Hubble Space Telescope Imaging of Lyα-absorbing Galaxies at z< 1
HW Chen, KM Lanzetta, JK Webb, X Barcons
The Astrophysical Journal 498 (1), 77, 1998
2551998
A high deuterium abundance at redshift z = 0.7
JK Webb, RF Carswell, KM Lanzetta, R Ferlet, M Lemoine, A Vidal-Madjar, ...
Nature 388 (6639), 250-252, 1997
2141997
The origin of C IV absorption systems at redshifts z< 1: Discovery of extended C IV envelopes around galaxies
HW Chen, KM Lanzetta, JK Webb
The Astrophysical Journal 556 (1), 158, 2001
2122001
High-redshift QSO absorbing clouds and the background ionizing source
RF Carswell, JK Webb, JA Baldwin, B Atwood
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 319, Aug. 15, 1987, p …, 1987
2001987
Further constraints on variation of the fine-structure constant from alkali-doublet QSO absorption lines
MT Murphy, JK Webb, VV Flambaum, JX Prochaska, AM Wolfe
Monthly Notices of the Royal Astronomical Society 327 (4), 1237-1243, 2001
1902001
High-resolution spectroscopy of Q1100-264 again
RF Carswell, KM Lanzetta, HC Parnell, JK Webb
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 371, April 10, 1991, p …, 1991
1821991
Revision of VLT/UVES constraints on a varying fine-structure constant
MT Murphy, JK Webb, VV Flambaum
Monthly Notices of the Royal Astronomical Society 384 (3), 1053-1062, 2008
1782008
The Gaseous Extent of Galaxies and the Origin of Lyα Absorption Systems. V. Optical and Near-Infrared Photometry of Lyα-absorbing Galaxies at z< 1
HW Chen, KM Lanzetta, JK Webb, X Barcons
The Astrophysical Journal 559 (2), 654, 2001
1752001
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