Results 81 to 90 of about 385,547 (172)

Realisation of a cold mixture of rubidium and caesium [PDF]

open access: yes, 2008
This thesis describes a new apparatus designed to study cold, ultracold, and quantum degenerate mixtures of rubidium and caesium atoms. The Rb- Cs mixture is prepared using a double magneto-optical trap (MOT) system in which a two-species pyramid MOT ...
Harris, Magaret L, Harris, Margaret L.
core  

Exciton-polariton condensates near the Dirac point in a triangular lattice [PDF]

open access: yes, 2013
Dirac particles, massless relativistic entities, obey linear energy dispersions and hold important implications in particle physics. The recent discovery of Dirac fermions in condensed matter systems including graphene and topological insulators has ...
Höfling, Sven   +7 more
core   +1 more source

Laser spectroscopic probing of coexisting superfluid and insulating states of an atomic Bose–Hubbard system

open access: yesNature Communications, 2016
A system of ultracold atoms in an optical lattice can be used as a quantum simulator for the Hubbard model with high controllability. Here, the authors report a laser spectroscopy study of an ytterbium ultracold bosonic gas across the weakly to strongly ...
Shinya Kato   +6 more
doaj   +1 more source

Towards sympathetic cooling of large molecules: Cold collisions between benzene and rare gas atoms [PDF]

open access: yes, 2009
This paper reports on calculations of collisional cross sections for the complexes Z-CDH6 (X = 3He, 4He, Ne) at temperatures in the range 1)μK - 10K and shows that relatively large cross sections in the 103-105Å2 range are available for collisional ...
P Barletta   +5 more
core  

Coherent Manipulation of Orbital Feshbach Molecules of Two-Electron Atoms

open access: yesPhysical Review X, 2019
Ultracold molecules have experienced increasing attention in recent years. Compared to ultracold atoms, they possess several unique properties that make them perfect candidates for the implementation of new quantum-technological applications in several ...
G. Cappellini   +7 more
doaj   +1 more source

Ultracold atoms trapped in optical lattice [PDF]

open access: yes, 2022
In this Thesis we study a paradigmatic experimental set up established for the study of quantum many-body system, namely ultracold atoms trapped in optical lattice.
Soriani, Luca
core  

Dynamical effects and disorder in ultracold bosonic matter [PDF]

open access: yes, 2013
In this thesis, various aspects on the theoretical description of ultracold bosonic atoms in optical lattices are investigated. After giving a brief introduction to the fundamental concepts of BECs, atomic physics, interatomic interactions and ...
Bissbort, Ulf (Dipl.-Phys.)
core  

Magnetically mediated hole pairing in fermionic ladders of ultracold atoms. [PDF]

open access: yesNature, 2023
Hirthe S   +8 more
europepmc   +1 more source

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