Gaëtan Hagel

Some aspects of simulation and realization of an optical reference cavity (2009)

Guyomarc'H, Didier, Hagel, Gaëtan, Zumsteg, Cédric, Knoop, Martina

The interrogation of an ultra-narrow clock transition of a single trapped ion for optical frequency metrology requires a laser stabilized to a couple of Hz per second with a linewidth of the same...

Some aspects of simulation and realization of an optical reference cavity (2009)

Guyomarc'H, Didier, Hagel, Gaëtan, Zumsteg, Cédric, Knoop, Martina

The interrogation of an ultra-narrow clock transition of a single trapped ion for optical frequency metrology requires a laser stabilized to a couple of Hz per second with a linewidth of the same...

Some aspects of simulation and realization of an optical reference cavity (2009)

Guyomarc'H, Didier, Hagel, Gaëtan, Zumsteg, Cédric, Knoop, Martina

The interrogation of an ultra-narrow clock transition of a single trapped ion for optical frequency metrology requires a laser stabilized to a couple of Hz per second with a linewidth of the same...

Spectroscopie de l'atome d'hydrogène. Vers une mesure absolue de la fréquence de la transition 1S-3S. (2006)

Hagel, Gaëtan

L'objet de cette thèse est l'amélioration d'un dispositif expérimental existant en vue d'une mesure absolue de la fréquence de la transition 1S-3S dans l'atome d'hydrogène au kilohertz près. Le...

Comment on ``Prospect of optical frequency standard based on a 43Ca+ ion" (2005)

Champenois, Caroline, Knoop, Martina, Houssin, Marie, Hagel, Gaëtan, Vedel, Michel, Vedel, Fernande

A recent evaluation of the frequency uncertainty expected for an optical frequency standard based on a single trapped $^{43}$Ca$^+$ ion was published in Phys. Rev. A {\bf 72} (2005) 043404. The paper...

Comment on ``Prospect of optical frequency standard based on a 43Ca+ ion" (2005)

Champenois, Caroline, Knoop, Martina, Houssin, Marie, Hagel, Gaëtan, Vedel, Michel, Vedel, Fernande

A recent evaluation of the frequency uncertainty expected for an optical frequency standard based on a single trapped $^{43}$Ca$^+$ ion was published in Phys. Rev. A {\bf 72} (2005) 043404. The paper...

Comment on ``Prospect of optical frequency standard based on a 43Ca+ ion" (2005)

Champenois, Caroline, Knoop, Martina, Houssin, Marie, Hagel, Gaëtan, Vedel, Michel, Vedel, Fernande

A recent evaluation of the frequency uncertainty expected for an optical frequency standard based on a single trapped $^{43}$Ca$^+$ ion was published in Phys. Rev. A {\bf 72} (2005) 043404. The paper...

Long-term stabilization of the length of an optical reference cavity (2005)

Hagel, Gaëtan, Houssin, Marie, Knoop, Martina, Champenois, Caroline, Vedel, Michel, Vedel, Fernande

To obtain a high degree of long-term length stabilisation of an optical reference cavity, its free-spectral range is locked by means of an accurate and stable frequency synthesizer. The locking...

Long-term stabilization of the length of an optical reference cavity (2005)

Hagel, Gaëtan, Houssin, Marie, Knoop, Martina, Champenois, Caroline, Vedel, Michel, Vedel, Fernande

To obtain a high degree of long-term length stabilisation of an optical reference cavity, its free-spectral range is locked by means of an accurate and stable frequency synthesizer. The locking...

Long-term stabilization of the length of an optical reference cavity (2005)

Hagel, Gaëtan, Houssin, Marie, Knoop, Martina, Champenois, Caroline, Vedel, Michel, Vedel, Fernande

To obtain a high degree of long-term length stabilisation of an optical reference cavity, its free-spectral range is locked by means of an accurate and stable frequency synthesizer. The locking...

Comment on ``Prospect of optical frequency standard based on a 43Ca+ ion" (2005)

Champenois, Caroline, Knoop, Martina, Houssin, Marie, Hagel, Gaëtan, Vedel, Michel, Vedel, Fernande

A recent evaluation of the frequency uncertainty expected for an optical frequency standard based on a single trapped $^{43}$Ca$^+$ ion was published in Phys. Rev. A {\bf 72} (2005) 043404. The paper...

Long-term stabilization of the length of an optical reference cavity (2005)

Hagel, Gaëtan, Houssin, Marie, Knoop, Martina, Champenois, Caroline, Vedel, Michel, Vedel, Fernande

To obtain a high degree of long-term length stabilisation of an optical reference cavity, its free-spectral range is locked by means of an accurate and stable frequency synthesizer. The locking...

Comment on ``Prospect of optical frequency standard based on a 43Ca+ ion" (2005)

Champenois, Caroline, Knoop, Martina, Houssin, Marie, Hagel, Gaëtan, Vedel, Michel, Vedel, Fernande

A recent evaluation of the frequency uncertainty expected for an optical frequency standard based on a single trapped $^{43}$Ca$^+$ ion was published in Phys. Rev. A {\bf 72} (2005) 043404. The paper...

Long-term stabilization of the length of an optical reference cavity (2005)

Hagel, Gaëtan, Houssin, Marie, Knoop, Martina, Champenois, Caroline, Vedel, Michel, Vedel, Fernande

To obtain a high degree of long-term length stabilisation of an optical reference cavity, its free-spectral range is locked by means of an accurate and stable frequency synthesizer. The locking...

Metastable level lifetimes from electron-shelving measurements with ion clouds and single ions (2003)

Knoop, Martina, Champenois, Caroline, Hagel, Gaëtan, Houssin, Marie, Lisowski, Caroline, Vedel, Michel, ...

The lifetime of the 3d^2D_5/2-level in singly-ionized calcium has been measured by the electron-shelving technique on different samples of rf trapped ions. The metastable state has been directly...

Spectroscopie de l'atome d'hydrogène. Vers une mesure absolue de la fréquence de la transition 1S-3S. (2001)

Hagel, Gaëtan

L'objet de cette thèse est l'amélioration d'un dispositif expérimental existant en vue d'une mesure absolue de la fréquence de la transition 1S-3S dans l'atome d'hydrogène au kilohertz près. Le...

Spectroscopie de l'atome d'hydrogène. Vers une mesure absolue de la fréquence de la transition 1S-3S. (2001)

Hagel, Gaëtan

L'objet de cette thèse est l'amélioration d'un dispositif expérimental existant en vue d'une mesure absolue de la fréquence de la transition 1S-3S dans l'atome d'hydrogène au kilohertz près.Le...

Spectroscopie de l'atome d'hydrogène. Vers une mesure absolue de la fréquence de la transition 1S-3S. (2001)

Hagel, Gaëtan

L'objet de cette thèse est l'amélioration d'un dispositif expérimental existant en vue d'une mesure absolue de la fréquence de la transition 1S-3S dans l'atome d'hydrogène au kilohertz près.Le...

Spectroscopie de l'atome d'hydrogène. Vers une mesure absolue de la fréquence de la transition 1S-3S. (2001)

Hagel, Gaëtan

L'objet de cette thèse est l'amélioration d'un dispositif expérimental existant en vue d'une mesure absolue de la fréquence de la transition 1S-3S dans l'atome d'hydrogène au kilohertz près. Le...

Spectroscopie de l'atome d'hydrogène. Vers une mesure absolue de la fréquence de la transition 1S-3S. (2001)

Hagel, Gaëtan

L'objet de cette thèse est l'amélioration d'un dispositif expérimental existant en vue d'une mesure absolue de la fréquence de la transition 1S-3S dans l'atome d'hydrogène au kilohertz près. Le...

Spectroscopie de l'atome d'hydrogène. Vers une mesure absolue de la fréquence de la transition 1S-3S. (2001)

Hagel, Gaëtan

L'objet de cette thèse est l'amélioration d'un dispositif expérimental existant en vue d'une mesure absolue de la fréquence de la transition 1S-3S dans l'atome d'hydrogène au kilohertz près. Le...