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High stability microwave discharge ion sources [PDF]

open access: yesScientific Reports, 2022
A new plasma heating mechanism for Microwave Discharge Ion Sources (MDIS) was discovered. Unprecedented beam stability was observed during the commissioning of the Proton Source for the European Spallation Source (PS-ESS) where several thousand source ...
L. Neri, L. Celona
doaj   +2 more sources

Cationic Noble-Gas Hydrides: From Ion Sources to Outer Space [PDF]

open access: yesFrontiers in Chemistry, 2020
Cationic species with noble gas (Ng)-hydrogen bonds play a major role in the gas-phase ion chemistry of the group 18 elements. These species first emerged more than 90 years ago, when the simplest HeH+ and HeH2+ were detected from ionized He/H2 mixtures.
Felice Grandinetti, Felice Grandinetti
doaj   +2 more sources

Imaging and milling resolution of light ion beams from helium ion microscopy and FIBs driven by liquid metal alloy ion sources [PDF]

open access: yesBeilstein Journal of Nanotechnology, 2020
While the application of focused ion beam (FIB) techniques has become a well-established technique in research and development for patterning and prototyping on the nanometer scale, there is still a large underused potential with respect to the usage of ...
Nico Klingner   +5 more
doaj   +2 more sources

Fault Detection Approach of Cyclotron Ion Sources Based on KPCA-ISSA-SVM [PDF]

open access: yesSensors
To address the challenges of difficult feature extraction and suboptimal parameter configuration for cyclotron ion source fault diagnosis in complex environments, this study proposes an intelligent diagnostic framework integrating Kernel Principal ...
Yunlong Li   +6 more
doaj   +2 more sources

Perspectives of Gas Phase Ion Chemistry: Spectroscopy and Modeling

open access: yesCondensed Matter, 2022
The study of ions in the gas phase has a long history and has involved both chemists and physicists. The interplay of their competences with the use of very sophisticated commercial and/or homemade instrumentations and theoretical models has improved the
Mauro Satta   +5 more
doaj   +1 more source

Radiation-induced lattice relaxation in $$\alpha $$ α -Fe $$_2$$ 2 O $$_3$$ 3 nanorods

open access: yesScientific Reports, 2023
We report radiation-induced lattice relaxation of the $$\alpha $$ α -Fe $$_2$$ 2 O $$_3$$ 3 and its associated alteration of particle morphology.
Ahmad M. Khalil   +5 more
doaj   +1 more source

Development and Characterization of a Novel Porous-Media Borosilicate Glass Ion Sources for Electrospray Thruster

open access: yesAerospace, 2021
The porous-media-based electrospray thruster is a cutting-edge micropropulsion technology that can revolutionize the capabilities of microsatellites. This paper reports the design, fabrication, and characterization of a novel porous-media borosilicate ...
Yuntian Yang   +5 more
doaj   +1 more source

Field desorption of sesium atoms from nanostructured rhenium surface [PDF]

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2017
Using method of the field desorption microscopy, desorption of cesium atoms from quasi-spherical surface of a rhenium microcrystal in the electric field has been investigated.
D.P. Bernatskii, V.G. Pavlov
doaj   +1 more source

New Generation Compact Linear Accelerator for Low-Current, Low-Energy Multiple Applications

open access: yesApplied Sciences, 2022
A new compact linear proton accelerator project (named LINAC 7) for multiple low-current applications, designed and built in-house at the Beam Laboratory of the University of the Basque Country (UPV/EHU) is described. The project combines the University,
Jorge Feuchtwanger   +14 more
doaj   +1 more source

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