Results 91 to 100 of about 3,571,432 (328)

Cooperative engineering the multiple radio-frequency fields to reduce the X-junction barrier for ion trap chips

open access: yesChip
With the increasing number of ion qubits and improving performance of sophisticated quantum algorithms, more and more scalable complex ion trap electrodes have been developed and integrated.
Yarui Liu   +5 more
doaj   +1 more source

Kinetics of Ion-Capturing/Ion-Releasing Processes in Liquid Crystal Devices Utilizing Contaminated Nanoparticles and Alignment Films

open access: yesNanomaterials, 2018
Various types of nanomaterials and alignment layers are considered major components of the next generation of advanced liquid crystal devices. While the steady-state properties of ion-capturing/ion-releasing processes in liquid crystals doped with ...
Yuriy Garbovskiy
doaj   +1 more source

Energy transfer in elastic collisions between electrons and trapped ions

open access: yes, 2018
Heating of trapped ion clouds by interactions with free electrons crossing the trapping potential was observed. A model describing such process was proposed and discussed.
Kłosowski, Łukasz, Piwiński, Mariusz
core   +1 more source

Tuning the Dielectric Properties of Individual Clay Nanosheets by Interlayer Composition: Toward Nano‐Electret Materials

open access: yesAdvanced Functional Materials, EarlyView.
The dielectric properties of clays are studied on the level of individual monolayers and functional double stacks. The material breakdown characteristics and charge storage performance are analyzed. For illustration, a defined charge pattern representing a cuneiform character is produced, written into a microscopic clay tile, referencing the origins of
Sebastian Gödrich   +6 more
wiley   +1 more source

Cold neutral atoms via charge exchange from excited state positronium: a proposal

open access: yesNew Journal of Physics, 2017
We present a method for generating cold neutral atoms via charge exchange reactions between trapped ions and Rydberg positronium. The high charge exchange reaction cross section leads to efficient neutralisation of the ions and since the positronium-ion ...
W A Bertsche, M Charlton, S Eriksson
doaj   +1 more source

Nanomaterials in Liquid Crystals as Ion-Generating and Ion-Capturing Objects

open access: yesCrystals, 2018
The majority of tunable liquid crystal devices are driven by electric fields. The performance of such devices can be altered by the presence of small amounts of ions in liquid crystals.
Yuriy Garbovskiy
doaj   +1 more source

Cryogenic Ion Trapping Systems with Surface-Electrode Traps

open access: yes, 2008
We present two simple cryogenic RF ion trap systems in which cryogenic temperatures and ultra high vacuum pressures can be reached in as little as 12 hours.
Chiaverini J.   +11 more
core   +1 more source

On‐Surface Indigo‐Based Bimolecular Coordination Networks with Programmable Regular or Vitreous Structure

open access: yesAdvanced Functional Materials, EarlyView.
A previously unreported coordination motif stabilising single Fe atoms by indigo chelation and pyridyl coordination on Au(111) has been revealed. By using planar tritopic pyridyl linkers (TPyB), extended 2D porous networks of indigo3(TPyB)2Fe6 form. These networks can be crystalline or vitreous and offer an environment where individual coordination ...
Hongxiang Xu   +9 more
wiley   +1 more source

Fast separation of two trapped ions

open access: yesNew Journal of Physics, 2015
We design fast protocols to separate or recombine two ions in a segmented Paul trap. By inverse engineering the time evolution of the trapping potential composed of a harmonic and a quartic term, it is possible to perform these processes in a few ...
M Palmero   +4 more
doaj   +1 more source

Scalable Ion Trap Architecture for Universal Quantum Computation by Collisions

open access: yes, 2018
We propose a scalable ion trap architecture for universal quantum computation, which is composed of an array of ion traps with one ion confined in each trap. The neighboring traps are designed capable of merging into one single trap.
Guo, Lingzhen, Liang, Pengfei
core  

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