Results 51 to 60 of about 385,547 (172)

Exceptional Light Propagation via Generalized Bulk‐Edge Correspondence

open access: yesNanophotonics, Volume 15, Issue 13, 13 July 2026.
We show that unlike in electronic systems, localized edge states in topological photonics are governed not only by nontrivial bulk topology, but also by polarization‐dependent light‐line confinement conditions inherent to Maxwell's equations. This fundamentally generalized bulk‐edge correspondence unlocks new regimes of tunable near‐cutoff localization
Heitor da Silva   +4 more
wiley   +1 more source

Towards quantum magnetism with ultracold atoms [PDF]

open access: yes, 2011
22nd International Conference on Atomic PhysicsAt ICAP we presented the efforts and progress at MIT towards using ultracold atoms for the realization of various forms of quantum magnetism.
Weld, David M.   +3 more
core   +1 more source

Conveyor-belt magneto-optical trapping of molecules

open access: yesNew Journal of Physics
Laser cooling is used to produce ultracold atoms and molecules for quantum science and precision measurement applications. Molecules are more challenging to cool than atoms due to their vibrational and rotational internal degrees of freedom.
Grace K Li   +2 more
doaj   +1 more source

Topological Materials and Related Applications

open access: yesAdvanced Electronic Materials, Volume 12, Issue 13, 6 July 2026.
This review covers topological materials—including topological insulators, quantum valley Hall and quantum spin Hall insulators, and topological Weyl and Dirac semimetals—as well as their most recent advancements in fields such as spintronics, electronics, photonics, thermoelectrics, and catalysis.
Carlo Grazianetti   +9 more
wiley   +1 more source

Detecting high-density ultracold molecules using atom–molecule collision

open access: yesNew Journal of Physics, 2013
Utilizing single-photon photoassociation, we have achieved ultracold rubidium molecules with a high number density that provides a new efficient approach toward molecular quantum degeneracy.
Jun-Ren Chen   +3 more
doaj   +1 more source

Manipulating scattering of ultracold atoms with light-induced dissipation

open access: yesFrontiers in Physics, 2013
Recently it has been shown that pairs of atoms can form metastable bonds due to non-conservative forces induced by dissipation [Lemeshko&Weimer, Nature Comm. textbf{4}, 2230 (2013)].
Mikhail eLemeshko
doaj   +1 more source

High‐Energy Topological Edge States and Strain‐Induced Multiple Flat Bands in a Honeycomb Lattice

open access: yesNanophotonics, Volume 15, Issue 11, 13 June 2026.
This work proposes a novel anti‐twig edge in the honeycomb lattice that supports two symmetric high‐energy edge states. Moreover, the suppression or enhancement of the high‐energy edge state is observed, and strain‐induced multiple flat bands are produced.
Xiaoqin Bai   +4 more
wiley   +1 more source

Sympathetic cooling and self-oscillations in a hybrid atom-membrane system [PDF]

open access: yes, 2016
Hybrid systems combining mechanical oscillators and ultracold atoms provide novel opportunities for cooling, detection and quantum control of mechanical motion with applications in precision sensing, quantum-level signal transduction and for ...
Faber, Aline
core   +1 more source

Spatially truncated optical pumping cooling

open access: yesNew Journal of Physics, 2019
We present both the theoretical description and experimental implementation of a novel cooling technique for ultracold atoms trapped in a confining potential. We call the technique ‘spatially truncated optical pumping cooling.’ By using the fact that the
J Gilbert, R Ferrier Wilson, J Roberts
doaj   +1 more source

Tracking Microhydration of the NaCl Rocksalt Molecule by Quantum Chemical Calculations and Penning Ionization Electron Spectroscopy in Helium Nanodroplets

open access: yesSmall Structures, Volume 7, Issue 5, May 2026.
This study combines quantum chemical calculations and high‐resolution Penning ionization electron spectroscopy in helium nanodroplets to investigate NaCl microhydration. It reveals the transition from contact to solvent‐separated ion pairs and quantifies hydration shell completion at about 34 water molecules.
Ltaief Ben Ltaief   +8 more
wiley   +1 more source

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