A frequency doubled 1534 nm laser system for potassium laser cooling (2010)
Stern, Guillaume, Allard, Baptiste, Brantut, Jean-Philippe, Battelier, Baptiste, Bourdel, Thomas, ...
We demonstrate a compact laser source suitable for the trapping and cooling of potassium. By frequency doubling a fiber laser diode at 1534 nm in a waveguide, we produce 767 nm laser light. A current...
A quantum trampoline for ultra-cold atoms (2009)
Brantut, Jean-Philippe, Bordé, Christian J., Aspect, Alain, Bourdel, Thomas, Bouyer, Philippe
We have observed the interferometric suspension of a free-falling Bose-Einstein condensate periodically submitted to multiple-order diffraction by a vertical 1D standing wave. The various diffracted...
A quantum trampoline for ultra-cold atoms (2009)
Brantut, Jean-Philippe, Bordé, Christian, Aspect, Alain, Bourdel, Thomas, Bouyer, Philippe
We have observed the interferometric suspension of a free-falling Bose-Einstein condensate periodically submitted to multiple-order diffraction by a vertical 1D standing wave. The various diffracted...
A quantum trampoline for ultra-cold atoms (2009)
Brantut, Jean-Philippe, Bordé, Christian, Aspect, Alain, Bourdel, Thomas, Bouyer, Philippe
We have observed the interferometric suspension of a free-falling Bose-Einstein condensate periodically submitted to multiple-order diffraction by a vertical 1D standing wave. The various diffracted...
All-optical runaway evaporation to Bose-Einstein condensation (2009)
Clément, Jean-Francois, Brantut, Jean-Philippe, Nyman, Robert A., Aspect, A., Bourdel, Thomas, ...
We demonstrate runaway evaporative cooling directly with a tightly confining optical dipole trap and achieve fast production of condensates of 1.5x10^5 87Rb atoms. Our scheme is characterized by an...
All-optical runaway evaporation to Bose-Einstein condensation (2009)
Clément, Jean-Francois, Brantut, Jean-Philippe, Nyman, Robert, Aspect, A., Bourdel, Thomas, ...
We demonstrate runaway evaporative cooling directly with a tightly confining optical dipole trap and achieve fast production of condensates of 1.5x10^5 87Rb atoms. Our scheme is characterized by an...
All-optical runaway evaporation to Bose-Einstein condensation (2009)
Clément, Jean-Francois, Brantut, Jean-Philippe, Nyman, Robert, Aspect, A., Bourdel, Thomas, ...
We demonstrate runaway evaporative cooling directly with a tightly confining optical dipole trap and achieve fast production of condensates of 1.5x10^5 87Rb atoms. Our scheme is characterized by an...
A quantum trampoline for ultra-cold atoms (2009)
Brantut, Jean-Philippe, Bordé, Christian, Aspect, Alain, Bourdel, Thomas, Bouyer, Philippe
We have observed the interferometric suspension of a free-falling Bose-Einstein condensate periodically submitted to multiple-order diffraction by a vertical 1D standing wave. The various diffracted...
A quantum trampoline for ultra-cold atoms (2009)
Brantut, Jean-Philippe, Bordé, Christian, Aspect, Alain, Bourdel, Thomas, Bouyer, Philippe
We have observed the interferometric suspension of a free-falling Bose-Einstein condensate periodically submitted to multiple-order diffraction by a vertical 1D standing wave. The various diffracted...
All-optical runaway evaporation to Bose-Einstein condensation (2009)
Clément, Jean-Francois, Brantut, Jean-Philippe, Nyman, Robert, Aspect, A., Bourdel, Thomas, ...
We demonstrate runaway evaporative cooling directly with a tightly confining optical dipole trap and achieve fast production of condensates of 1.5x10^5 87Rb atoms. Our scheme is characterized by an...
All-optical runaway evaporation to Bose-Einstein condensation (2009)
Clément, Jean-Francois, Brantut, Jean-Philippe, Nyman, Robert, Aspect, A., Bourdel, Thomas, ...
We demonstrate runaway evaporative cooling directly with a tightly confining optical dipole trap and achieve fast production of condensates of 1.5x10^5 87Rb atoms. Our scheme is characterized by an...
All-optical runaway evaporation to Bose-Einstein condensation (2009)
Clément, Jean-Francois, Brantut, Jean-Philippe, Nyman, Robert, Aspect, A., Bourdel, Thomas, ...
We demonstrate runaway evaporative cooling directly with a tightly confining optical dipole trap and achieve fast production of condensates of 1.5x10^5 87Rb atoms. Our scheme is characterized by an...
Light-shift tomography in an optical-dipole trap for neutral atoms (2008)
Brantut, Jean-Philippe, Clément, Jean-François, Varoquaux, Gael, Nyman, Robert A., Aspect, Alain, ...
We report on light-shift tomography of a cloud of 87 Rb atoms in a far-detuned optical-dipole trap at 1565 nm. Our method is based on standard absorption imaging, but takes advantage of the strong...
Light-shift tomography in an optical-dipole trap for neutral atoms (2008)
Brantut, Jean-Philippe, Clément, Jean-François, Varoquaux, Gael, Nyman, Robert, Aspect, Alain, ...
We report on light-shift tomography of a cloud of 87 Rb atoms in a far-detuned optical-dipole trap at 1565 nm. Our method is based on standard absorption imaging, but takes advantage of the strong...
Light-shift tomography in an optical-dipole trap for neutral atoms (2008)
Brantut, Jean-Philippe, Clément, Jean-François, Varoquaux, Gael, Nyman, Robert, Aspect, Alain, ...
We report on light-shift tomography of a cloud of 87 Rb atoms in a far-detuned optical-dipole trap at 1565 nm. Our method is based on standard absorption imaging, but takes advantage of the strong...
Light-shift tomography in an optical-dipole trap for neutral atoms (2008)
Brantut, Jean-Philippe, Clément, Jean-François, Varoquaux, Gael, Nyman, Robert, Aspect, Alain, ...
We report on light-shift tomography of a cloud of 87 Rb atoms in a far-detuned optical-dipole trap at 1565 nm. Our method is based on standard absorption imaging, but takes advantage of the strong...
Light-shift tomography in an optical-dipole trap for neutral atoms (2008)
Brantut, Jean-Philippe, Clément, Jean-François, Varoquaux, Gael, Nyman, Robert, Aspect, Alain, ...
We report on light-shift tomography of a cloud of 87 Rb atoms in a far-detuned optical-dipole trap at 1565 nm. Our method is based on standard absorption imaging, but takes advantage of the strong...
Light-shift tomography in an optical-dipole trap for neutral atoms (2008)
Brantut, Jean-Philippe, Clément, Jean-François, Varoquaux, Gael, Nyman, Robert, Aspect, Alain, ...
We report on light-shift tomography of a cloud of 87 Rb atoms in a far-detuned optical-dipole trap at 1565 nm. Our method is based on standard absorption imaging, but takes advantage of the strong...
Cavity QED with a Bose–Einstein condensate (2007)
Ferdinand Brennecke, Tobias Donner, Stephan Ritter, Thomas Bourdel, Michael Köhl, Tilman Esslinger
Cavity QED with a Bose-Einstein condensate (2007)
Brennecke, Ferdinand, Donner, Tobias, Ritter, Stephan, Bourdel, Thomas, Köhl, Michael, Esslinger, Tilman
Cavity quantum electrodynamics (cavity QED) describes the coherent interaction between matter and an electromagnetic field confined within a resonator structure, and is providing a useful platform...
Critical Behavior of a Trapped Interacting Bose Gas (2007)
Donner, Tobias, Ritter, Stephan, Bourdel, Thomas, Öttl, Anton, Köhl, Michael, Esslinger, Tilman
The phase transition of Bose-Einstein condensation is studied in the critical regime, when fluctuations extend far beyond the length scale of thermal de Broglie waves. Using matter-wave interference...
Expansion of an ultra-cold lithium gas in the BEC-BCS crossover (2007)
Tarruell, Leticia, Teichmann, Martin, Mckeever, Jason, Bourdel, Thomas, Cubizolles, Julien, Khaykovich, Lev, ...
We present an experimental study of the time of flight properties of a gas of ultra-cold fermions in the BEC-BCS crossover. Since interactions can be tuned by changing the value of the magnetic...
Expansion of an ultra-cold lithium gas in the BEC-BCS crossover (2007)
Tarruell, Leticia, Teichmann, Martin, Mckeever, Jason, Bourdel, Thomas, Cubizolles, Julien, Khaykovich, Lev, ...
We present an experimental study of the time of flight properties of a gas of ultra-cold fermions in the BEC-BCS crossover. Since interactions can be tuned by changing the value of the magnetic...
Expansion of an ultra-cold lithium gas in the BEC-BCS crossover (2007)
Tarruell, Leticia, Teichmann, Martin, Mckeever, Jason, Bourdel, Thomas, Cubizolles, Julien, Khaykovich, Lev, ...
We present an experimental study of the time of flight properties of a gas of ultra-cold fermions in the BEC-BCS crossover. Since interactions can be tuned by changing the value of the magnetic...
Expansion of an ultra-cold lithium gas in the BEC-BCS crossover (2007)
Tarruell, Leticia, Teichmann, Martin, Mckeever, Jason, Bourdel, Thomas, Cubizolles, Julien, Khaykovich, Lev, ...
We present an experimental study of the time of flight properties of a gas of ultra-cold fermions in the BEC-BCS crossover. Since interactions can be tuned by changing the value of the magnetic...
Expansion of an ultra-cold lithium gas in the BEC-BCS crossover (2007)
Tarruell, Leticia, Teichmann, Martin, Mckeever, Jason, Bourdel, Thomas, Cubizolles, Julien, Khaykovich, Lev, ...
We present an experimental study of the time of flight properties of a gas of ultra-cold fermions in the BEC-BCS crossover. Since interactions can be tuned by changing the value of the magnetic...
Expansion of an ultra-cold lithium gas in the BEC-BCS crossover (2007)
Tarruell, Leticia, Teichmann, Martin, Mckeever, Jason, Bourdel, Thomas, Cubizolles, Julien, Khaykovich, Lev, ...
We present an experimental study of the time of flight properties of a gas of ultra-cold fermions in the BEC-BCS crossover. Since interactions can be tuned by changing the value of the magnetic...
Time interval distributions of atoms in atomic beams (2006)
Köhl, Michael, Öttl, Anton, Ritter, Stephan, Donner, Tobias, Bourdel, Thomas, Esslinger, Tilman
We report on the experimental investigation of two-particle correlations between neutral atoms in a Hanbury Brown and Twiss experiment. Both an atom laser beam and a pseudo-thermal atomic beam are...
Observing the Formation of Long-range Order during Bose-Einstein Condensation (2006)
Ritter, Stephan, Öttl, Anton, Donner, Tobias, Bourdel, Thomas, Köhl, Michael, Esslinger, Tilman
We have experimentally investigated the formation of off-diagonal long-range order in a gas of ultracold atoms. A magnetically trapped atomic cloud prepared in a highly nonequilibrium state...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2006)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2004)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2004)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2004)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2004)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Formation of a Matter-Wave Bright Soliton (2004)
Khaykovich, L., Schreck, F., Ferrari, G., Bourdel, Thomas, Cubizolles, Julien, Carr, Lincoln, ...
We report the production of matter-wave solitons in an ultracold lithium 7 gas. The effective interaction between atoms in a Bose-Einstein condensate is tuned with a Feshbach resonance from repulsive...
Quasipure Bose-Einstein Condensate Immersed in a Fermi Sea (2004)
Schreck, F., Khaykovich, Lev, Corwin, K., Ferrari, G., Bourdel, Thomas, Cubizolles, Julien, ...
We report the observation of co-existing Bose-Einstein condensate and Fermi gas in a magnetic trap. With a very small fraction of thermal atoms, the 7Li condensate is quasi-pure and in thermal...
Limits of sympathetic cooling of fermions by zero temperature bosons due to particle losses (2004)
Carr, Lincoln D., Bourdel, Thomas, Castin, Yvan
It has been suggested by Timmermans [Phys. Rev. Lett. {\bf 87}, 240403 (2001)] that loss of fermions in a degenerate system causes strong heating. We address the fundamental limit imposed by this...
Measurement of the interaction energy near a Feshbach resonance in a Li Fermi gas (2004)
Bourdel, Thomas, Cubizolles, Julien, Khaykovic, Lev, Magalhaes, K., Kokkelmans, Servaas, Shlyapnikov, Gora, ...
Limits of sympathetic cooling of fermions by zero temperature bosons due to particle losses (2004)
Carr, Lincoln D., Bourdel, Thomas, Castin, Yvan
It has been suggested by Timmermans [Phys. Rev. Lett. {\bf 87}, 240403 (2001)] that loss of fermions in a degenerate system causes strong heating. We address the fundamental limit imposed by this...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2004)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Limits of sympathetic cooling of fermions by zero temperature bosons due to particle losses (2004)
Carr, Lincoln D., Bourdel, Thomas, Castin, Yvan
It has been suggested by Timmermans [Phys. Rev. Lett. {\bf 87}, 240403 (2001)] that loss of fermions in a degenerate system causes strong heating. We address the fundamental limit imposed by this...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2004)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2004)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2004)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2004)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2004)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2004)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Gaz de Fermi en interaction forte: Du condensat de molécules aux paires de Cooper (2004)
Ce mémoire de thèse décrit les propriétés d'un gaz de Fermi dégénéré en interaction forte. Tout d'abord, nous étudions d'un point de vue théorique la limite au refroidissement d'un gaz de...
Measurement of the interaction energy near a Feshbach resonance in a Li Fermi gas (2003)
Bourdel, Thomas, Cubizolles, Julien, Khaykovic, Lev, Magalhaes, K., Kokkelmans, Servaas, Shlyapnikov, Gora, ...
Measurement of the interaction energy near a Feshbach resonance in a Li Fermi gas (2003)
Bourdel, Thomas, Cubizolles, Julien, Khaykovic, Lev, Magalhaes, K., Kokkelmans, Servaas, Shlyapnikov, Gora, ...
Formation of a Matter-Wave Bright Soliton (2002)
Khaykovich, L., Schreck, F., Ferrari, G., Bourdel, Thomas, Cubizolles, Julien, Carr, Lincoln, ...
We report the production of matter-wave solitons in an ultracold lithium 7 gas. The effective interaction between atoms in a Bose-Einstein condensate is tuned with a Feshbach resonance from repulsive...
Formation of a Matter-Wave Bright Soliton (2002)
Khaykovich, L., Schreck, F., Ferrari, G., Bourdel, Thomas, Cubizolles, Julien, Carr, Lincoln, ...
We report the production of matter-wave solitons in an ultracold lithium 7 gas. The effective interaction between atoms in a Bose-Einstein condensate is tuned with a Feshbach resonance from repulsive...
Quasipure Bose-Einstein Condensate Immersed in a Fermi Sea (2001)
Schreck, F., Khaykovich, Lev, Corwin, K., Ferrari, G., Bourdel, Thomas, Cubizolles, Julien, ...
We report the observation of co-existing Bose-Einstein condensate and Fermi gas in a magnetic trap. With a very small fraction of thermal atoms, the 7Li condensate is quasi-pure and in thermal...
Quasipure Bose-Einstein Condensate Immersed in a Fermi Sea (2001)
Schreck, F., Khaykovich, Lev, Corwin, K., Ferrari, G., Bourdel, Thomas, Cubizolles, Julien, ...
We report the observation of co-existing Bose-Einstein condensate and Fermi gas in a magnetic trap. With a very small fraction of thermal atoms, the 7Li condensate is quasi-pure and in thermal...