Dynamical structure factor from weak measurements
Much of our knowledge of quantum systems is encapsulated in the expectation value of Hermitian operators, …
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Theory
Measurement resolution enhanced coherence for lattice fermions
Weak measurement enables the extraction of targeted information from a quantum system while minimizing decoherence due …
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Stationary solitary waves in F=1 spin-orbit-coupled Bose-Einstein condensates
We consider solitary wave excitations above the ground state of 𝐹=1 spin-orbit-coupled Bose-Einstein condensates (SOBECs). The low-energy properties …
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Feedback-cooled Bose-Einstein condensation: Near and far from equilibrium
Continuously measured interacting quantum systems almost invariably heat, causing loss of quantum coherence. Here, we study …
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Interference induced anisotropy in a two-dimensional dark state optical lattice
We describe a two-dimensional optical lattice for ultracold atoms with spatial features below the diffraction limit …
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Topological charge pumping with subwavelength Raman lattices
Recent experiments demonstrated deeply subwavelength lattices using atoms with N internal states Raman coupled with lasers of wavelength λ. …
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Dr. Shangjie Guo defends his thesis!
On this day, April 4, 2022, Shangjie Guo defended his thesis. Congratulations Shangjie!
Feedback-stabilized dynamical steady states in the Bose-Hubbard model
The implementation of a combination of continuous weak measurement and classical feedback provides a powerful tool …
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Wilson loop and Wilczek-Zee phase from a non-Abelian gauge field
Quantum states can acquire a geometric phase called the Berry phase after adiabatically traversing a closed …
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