R.J. Butcher

Centre National de la Recherche Scientifique — France

Chemistry · Physical Sciences

18h-index1.1kcitations86works0.02yr avg
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Research Topics

Spectroscopy and Laser Applications(57), Laser Design and Applications(26), Molecular Spectroscopy and Structure(24), Advanced Chemical Physics Studies(17), Atmospheric Ozone and Climate(17)

Publications86 total

STABILITY OF THE PROTON-TO-ELECTRON MASS RATIO TESTED WITH MOLECULES USING AN OPTICAL LINK TO PRIMARY CLOCK
Laser Spectroscopy·2010
Stability of the Proton-to-Electron Mass Ratio
Physical Review Letters·2008· 208 citedOpen Access
Ultra-high resolution spectroscopy in the infrared region using a supersonic beam of SF/sub 6/
2005
Mesures absolues de fréquences optiques avec un laser femtoseconde
Journal de Physique IV (Proceedings)·2004· 2 cited
Two-photon Ramsey fringes at 30 THz referenced to an H maser/Cs fountain via an optical-frequency comb at the 1-Hz level
IEEE Journal of Quantum Electronics·2004· 17 cited
Absolute frequency measurement around 30 THz with a femtosecond laser comb
2004
Two-photon Ramsey fringes at 30 THz referenced to an H Maser / Cs fountain via an optical frequency comb at the 1 Hz level.
HAL (Le Centre pour la Communication Scientifique Directe)·2004Open Access
Determination of CO/sub 2//SF/sub 6/ metrological characteristics with a femtosecond laser system: 1 Hz reproducibility at 10 /spl mu/m
2003
High-sensitivity detection of two-photon Ramsey fringes at 30 THz by frequency-comb assisted stimulated emission
IEEE Journal of Quantum Electronics·2002· 9 cited
500-Hz two-photon Ramsey fringes with a SF6 beam: towards a new frequency standard in the 30-THz spectral region
Applied Physics B·2001· 11 cited
Search for a frequency difference in the spectrum of the enantiomers of chiral molecules: How to reach a sensitivity better than 10<sup>-14</sup>?
Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE·2001· 3 cited
High-resolution spectroscopy with a molecular beam at 10.6 μm
Physical Review A·2000· 7 cited
2.3-kHz two-photon Ramsey fringes at 30 THz
Physical Review A·1999· 12 cited
Slow molecule detection or Ramsey fringes in two-photon spectroscopy: which is better for high resolution spectroscopy and metrology ?
Optics Express·1999· 12 citedOpen Access
ChemInform Abstract: Dithiaheterocycle‐Annelated Tetrathiafulvalene π‐Donors: A Structure‐Property Correlation Study.
ChemInform·1998
Precise measurements of line broadening and line shifts in low-pressure gases using a heterodyne CO_2 laser spectrometer: applications to C_2H_4 and CH_3OH
Journal of the Optical Society of America B·1998· 5 cited
Carbon Dioxide Laser Saturation Spectroscopy and the Hyperfine Structure of Monosubstituted Ozone16O16O17O and16O17O16O
Journal of Molecular Spectroscopy·1998· 7 cited
Practical issues in the development of saturation spectroscopy at ultra-high resolution
Measurement Science and Technology·1998· 1 cited
Difference Frequency Spectroscopy of Methyl Iodide12CHD2I in the Ground and ν1Vibrational States
Journal of Molecular Spectroscopy·1996· 6 cited
&lt;title&gt;Hyperfine saturation spectroscopy&lt;/title&gt;
Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE·1996
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Frequent Co-authors

Ch. Chardonnet(7), Anne Amy‐Klein(7), A. Shelkovnikov(4), W. J. Jones(4), H-T Man(4), D. Crocker(4), Stephen A. Rackley(3), B.M. Landsberg(3), L. F. Constantin(3), Miles J. Padgett(2), R. J. Donovan(2), K W Hutt(2), C. Grain(2), Christian Chardonnet(2), Pierre-Emmanuel Durand(2), T. A. S. Srinivas(2), P. J. Timans(2), Rafael Escribano(2), Andrew Gray(2), David Willetts(1)