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Bose gases

Quantum Hall phases and plasma analogy in rotating trapped Bose gases

Quantum Hall phases and plasma analogy in rotating trapped Bose gases

... trapped Bose gases: There is a transition from uncorrelated Hartree states to strongly correlated states such as the Laughlin wave ...the Bose-Laughlin state in addition to a multiply quantized ...

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BOSE GASES AT POSITIVE TEMPERATURE AND NON-LINEAR GIBBS MEASURES

BOSE GASES AT POSITIVE TEMPERATURE AND NON-LINEAR GIBBS MEASURES

... BOSE GASES AT POSITIVE TEMPERATURE AND NON-LINEAR GIBBS MEASURES MATHIEU LEWIN, PHAN TH ` ANH NAM, AND NICOLAS ROUGERIE Abstract. We summarize recent results on positive temperature equilibrium states of ...

13

Ultracold Bose gases in random potentials: collective excitations and localization effects

Ultracold Bose gases in random potentials: collective excitations and localization effects

... In this thesis we have studied localization effects induced by the presence of quenched (static) disorder in non-interacting and weakly-interacting one-dimensional Bose gases. In chapter 2, we have ...

237

Bose gases at positive temperature and non-linear Gibbs measures

Bose gases at positive temperature and non-linear Gibbs measures

... BOSE GASES AT POSITIVE TEMPERATURE AND NON-LINEAR GIBBS MEASURES MATHIEU LEWIN, PHAN TH ` ANH NAM, AND NICOLAS ROUGERIE Abstract. We summarize recent results on positive temperature equilibrium states of ...

12

The mean-field approximation and the non-linear Schrödinger functional for trapped Bose gases

The mean-field approximation and the non-linear Schrödinger functional for trapped Bose gases

... TRAPPED BOSE GASES MATHIEU LEWIN, PHAN TH ` ANH NAM, AND NICOLAS ROUGERIE ...trapped Bose gas, starting from the full many- body Schr¨ odinger Hamiltonian, and derive the nonlinear Schr¨ odinger ...

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Derivation of renormalized Gibbs measures from equilibrium many-body quantum Bose gases

Derivation of renormalized Gibbs measures from equilibrium many-body quantum Bose gases

... arXiv:1903.01271v2 [math-ph] 28 May 2019 EQUILIBRIUM MANY-BODY QUANTUM BOSE GASES MATHIEU LEWIN, PHAN TH ` ANH NAM, AND NICOLAS ROUGERIE Abstract. We review our recent result on the rigorous derivation of ...

13

The mean-field approximation and the non-linear Schrödinger functional for trapped Bose gases

The mean-field approximation and the non-linear Schrödinger functional for trapped Bose gases

... TRAPPED BOSE GASES MATHIEU LEWIN, PHAN TH ` ANH NAM, AND NICOLAS ROUGERIE ...trapped Bose gas, starting from the full many- body Schr¨ odinger Hamiltonian, and derive the nonlinear Schr¨ odinger ...

28

Wave turbulence in self-gravitating Bose gases and nonlocal nonlinear optics

Wave turbulence in self-gravitating Bose gases and nonlocal nonlinear optics

... laboratory Bose-Einstein conden- sates [ 48 – 54 ] and optics [ 55 – 57 ] is now a well-established field, and much has been understood by using the local nonlinear Schrödinger ...the Bose-Einstein ...

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Equilibrium and Nonequilibrium Behaviours of 1D Bose Gases

Equilibrium and Nonequilibrium Behaviours of 1D Bose Gases

... quantum gases, it is interest- ing to collect information in both real space and momentum space, and to treat the resulting collection of data to obtain the statistical mean and ...

209

Blow-up profile of rotating 2D focusing Bose gases

Blow-up profile of rotating 2D focusing Bose gases

... Nirenberg inequality. In this case we prove that blow-up always happens at the center of the trap, with the blow-up profile given by the Gagliardo-Nirenberg optimizer. This shows that the rotation does not affect the ...

21

Shortcuts to adiabaticity for ultracold gases

Shortcuts to adiabaticity for ultracold gases

... instance, Bose-Einstein condensates exhibit amaz- ing coherence properties arising from the fact that all the atoms are described by the same wave ...of Bose gases, nor the fact that ...

221

Mean-field limit of Bose systems: rigorous results

Mean-field limit of Bose systems: rigorous results

... two-component Bose gases [79, 80, 98], the Lee-Huang- Yang formula of dilute gases [82, 36, 44, 106] and the weakly imperfect Bose gas in a series of works reviewed in ...

26

Coherent decay of Bose-Einstein condensates

Coherent decay of Bose-Einstein condensates

... On the theoretical side, the 1940’s and 50’s saw much work on interacting Bose systems. However, most of these results were perturbative and thus restricted to weak interactions. Working independently, Eugene P. ...

209

Weak localization with interacting Bose-Einstein condensates

Weak localization with interacting Bose-Einstein condensates

... Weak localization with interacting Bose-Einstein condensates T. Hartmann 1 , M. Hartung 1 , J. Michl 1 , C. Petitjean 2 , J.-D. Urbina 1 , T. Wellens 3 , C. A. M¨uller 4 , K. Richter 1 , and P. Schlagheck 5 1 ...

1

Transition superfluide et potentiels géométriques dans le gaz de Bose bidimensionnel

Transition superfluide et potentiels géométriques dans le gaz de Bose bidimensionnel

... Résumé Le travail de th` ese expos´ e dans ce manuscrit porte sur le gaz de Bose bidimensionnel. La premi` ere partie pr´ esente l’observation de la transition de Berezinskii–Kosterlitz– Thouless dans un gaz de ...

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The Bose gas at large scattering lengths

The Bose gas at large scattering lengths

... the Bose gas as a function of the inverse scattering length a ho ...unitary Bose gas, a ¼ ...quantum gases [ 29 ] and successfully checked experimentally for Fermi gases [ 30 ...

130

Carbonyl sulphide in fire gases

Carbonyl sulphide in fire gases

... In fact, 4 in the study of environmental pollution caused by the ' combustion of sulphur-containing fossil fuels, HzS, I SOz, carbon disulphide (CSz) and carbony[r] ...

6

Condensat de Bose-Einstein de sodium dans un piège mésoscopique

Condensat de Bose-Einstein de sodium dans un piège mésoscopique

... Introduction Dans cette première partie, nous présentons les résultats théoriques qui ont motivé la création de notre expérience. Ces résultats démontrent l’intérêt et la faisabilité de la formation d’états quantiques ...

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Etude théorique d'un gaz de Bose atomique ultra-froid : 1. Diffusion et localisation de la lumière 2. Condensation de Bose-Einstein en dimensionalité réduite

Etude théorique d'un gaz de Bose atomique ultra-froid : 1. Diffusion et localisation de la lumière 2. Condensation de Bose-Einstein en dimensionalité réduite

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ...

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Réalisation d'un condensat de Bose-Einstein d'atomes d'hélium métastable

Réalisation d'un condensat de Bose-Einstein d'atomes d'hélium métastable

... De plus, une étude quantitative des signaux montre que la hauteur de la bosse observée sur le taux d'ions augmente avec le nombre d'atomes présents dans la partie[r] ...

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