Results 11 to 20 of about 10,873 (262)

Quantum state reconstruction on atom-chips

open access: yesNew Journal of Physics, 2015
We realize on an atom-chip, a practical, experimentally undemanding, tomographic reconstruction algorithm relying on the time–resolved measurements of the atomic population distribution among atomic internal states.
C Lovecchio   +7 more
doaj   +3 more sources

Design of microcavity resonators for single-atom detection [PDF]

open access: yes, 2007
Whispering gallery modes of a microdisk resonator are useful for the optical detection of single rubidium and cesium atoms near the surface of a substrate. Light is coupled into two high-Q whispering-gallery modes of the disk which can provide attractive
Rosenblit, Michael   +4 more
core   +1 more source

Microfluidic quantum sensing platform for lab-on-a-chip applications

open access: yes, 2022
48314840Lab-on-a-chip (LOC) applications have emerged as invaluable physical and life sciences tools. The advantages stem from advanced system miniaturization, thus, requiring far less sample volume while allowing for complex functionality, increased ...
Liu, K. S.   +12 more
core   +2 more sources

Bifurcations in Single Atom Cavity QED [PDF]

open access: yes, 2009
Current research in single-atom cavity quantum electrodynamics largely emphasizes the input-output properties of strongly coupled systems, from normal mode splitting to photon blockade.
Armen, Michael A.
core   +1 more source

Optimal control for generating excited state expansion in ring potential

open access: yesOpen Physics, 2020
We applied an optimal control algorithm to an ultra-cold atomic system for constructing an atomic Sagnac interferometer in a ring trap. We constructed a ring potential on an atom chip by using an RF-dressed potential.
Yu Hoon, Kim Seung Jin, Kim Jung Bog
doaj   +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

On-Chip Integrated Label-Free Optical Biosensing [PDF]

open access: yes, 2013
This thesis investigates the design and implementation of a label-free optical biosensing system utilizing a robust on-chip integrated platform. The goal has been to transition optical micro-resonator based label-free biosensing from a laborious and ...
Sendowski, Jacob Benjamin
core   +1 more source

Atom chips with two-dimensional electron gases: Theory of near-surface trapping and ultracold-atom microscopy of quantum electronic systems [PDF]

open access: yesPhysical Review A, 2011
We show that current in a two-dimensional electron gas (2DEG) can trap ultracold atoms $<1 μ$m away with orders of magnitude less spatial noise than a metal trapping wire. This enables the creation of hybrid systems, which integrate ultracold atoms with quantum electronic devices to give extreme sensitivity and control: for example, activating a ...
Sinuco-León, G.   +3 more
openaire   +2 more sources

Microwave quantum optics with an artificial atom in one-dimensional open space

open access: yesNew Journal of Physics, 2013
We address recent advances in microwave quantum optics with artificial atoms in one-dimensional (1D) open space. This field relies on the fact that the coupling between a superconducting artificial atom and propagating microwave photons in a 1D open ...
Io-Chun Hoi   +6 more
doaj   +1 more source

Fiber-Coupled Ultra-High-Q Microresonators for Nonlinear and Quantum Optics [PDF]

open access: yes, 2004
The ability to confine optical energy in small volumes for long periods of time is desirable for a number of applications, ranging from photonics and nonlinear optics, to fundamental studies in quantum electrodynamics.
Spillane, Sean Michael
core   +1 more source

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