Results 11 to 20 of about 3,745,024 (299)

Surface-electrode point Paul trap [PDF]

open access: yesPhysical Review A, 2010
We present a model as well as experimental results for a surface electrode radio-frequency Paul trap that has a circular electrode geometry well-suited for trapping of single ions and two-dimensional planar ion crystals. The trap design is compatible with microfabrication and offers a simple method by which the height of the trapped ions above the ...
Chuang, Isaac L.   +4 more
openaire   +5 more sources

Electronic spectroscopy of cold ions in a radio-frequency trap [PDF]

open access: yes, 2010
The low density of ions in mass spectrometers generally precludes direct absorption measurements. The spectrum of ions can nonetheless be obtained by using resonance two-color photofragmentation or multiphoton photofragmentation techniques.
Rudnev, Vitaly S.
core   +1 more source

Modes of oscillation in radiofrequency Paul traps [PDF]

open access: yesNew Journal of Physics, 2012
24 pages, 3 figures, v2 adds citations and small ...
Landa H.   +3 more
openaire   +4 more sources

Extending Vacuum Trapping to Absorbing Objects with Hybrid Paul-Optical Traps [PDF]

open access: yesNano Letters, 2020
The levitation of condensed matter in vacuum allows the study of its physical properties under extreme isolation from the environment. It also offers a venue to investigate quantum mechanics with large systems, at the transition between the quantum and classical worlds. In this work, we study a novel hybrid levitation platform that combines a Paul trap
Gerard P. Conangla   +2 more
openaire   +4 more sources

Electron spin resonance from NV centers in diamonds levitating in an ion trap

open access: yesNew Journal of Physics, 2017
We report observations of the electron spin resonance (ESR) of nitrogen vacancy centers in diamonds that are levitating in an ion trap. Using a needle Paul trap operating under ambient conditions, we demonstrate efficient microwave driving of the ...
T Delord, L Nicolas, L Schwab, G Hétet
doaj   +1 more source

Efficient computational scheme for ion dynamics in RF-field of Paul trap

open access: yesDiscrete and Continuous Models and Applied Computational Science, 2019
We have developed an efficient computational scheme for integration of the classical Hamilton equations describing the ion dynamics confined in the radio-frequency field of the Paul trap.
Vladimir S. Melezhik
doaj   +1 more source

Energy-level structure of ion cloud and crystal in a linear Paul trap

open access: yesNew Journal of Physics, 2014
Ion cloud and crystal are recognized as two distinct states in ion traps, but there is no theory that can describe the energy-level structures of these two states from the perspective of quantum theory. In this paper, we construct a model describing ions
Wei Wen   +4 more
doaj   +1 more source

Design and implementation of a blade-type linear Paul trap [PDF]

open access: yesAIP Advances
In this work, we present the design, construction, and characterization of a linear Paul trap in a blade configuration. The trap was optimized to minimize micromotion and enable the formation of linear ion chains comprising tens of ions.
L. E. Filgueira   +2 more
doaj   +1 more source

Extended follow-up following a phase 2b randomized trial of the candidate malaria vaccines FP9 ME-TRAP and MVA ME-TRAP among children in Kenya [PDF]

open access: yes, 2007
Background. "FFM ME-TRAP'' is sequential immunisation with two attenuated poxvirus vectors (FP9 and modified vaccinia virus Ankara) delivering the pre-erythrocytic malaria antigen ME-TRAP.
Gilbert, SC   +42 more
core   +2 more sources

The Panopticon device: an integrated Paul-trap-hemispherical mirror system for quantum optics

open access: yes, 2020
We present the design and construction of a new experimental apparatus for the trapping of single Ba$^+$ ions in the center of curvature of an optical-quality hemispherical mirror.
Giovanni Cerchiari (14411886)   +7 more
core   +1 more source

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