Results 61 to 70 of about 57,199 (210)

New Cross-Sections for natMo(α,x) Reactions and Medical 97Ru Production Estimations with Radionuclide Yield Calculator

open access: yesInstruments, 2019
The production of 97Ru, a potential Single Photon Emission Computed Tomography (SPECT) radioisotope, was studied at ARRONAX. The cross-section of natMo(α,x)97Ru reaction was investigated in the range of 40⁻67 MeV irradiating the natMo and Al ...
Mateusz Sitarz   +4 more
doaj   +1 more source

Molecular theranostics: principles, challenges and controversies

open access: yesJournal of Medical Radiation Sciences, Volume 72, Issue 1, Page 156-164, March 2025.
Molecular theranostics offers a powerful tool to drive precision medicine in nuclear oncology. While theranostics is not a new principle in nuclear medicine, recent advances in instrumentation and radiopharmacy have driven a reinvigoration and a broader suite of applications.
Geoffrey Currie
wiley   +1 more source

X-ray calibration of Dee voltage of radiofrequency cavity based on a low-power test [PDF]

open access: yesNuclear Technology and Radiation Protection, 2019
Radiofrequency cavity is one of the most critical and complicated components in a cyclotron. Dee voltage of radiofrequency cavity accelerates charged particles to achieve required energy.
Liu Guang   +6 more
doaj   +1 more source

Perspectives of High‐Resolution Mass Spectrometry in Soil Science

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Soil biogeochemical research requires specific, sensitive, and accurate methods to identify and quantify organic molecules in order to trace biochemical processes and assess element cycling in complex, heterogenous systems. High‐resolution mass spectrometry (HRMS) has evolved into a transformative tool for unraveling the complex chemical ...
Bruno Glaser   +11 more
wiley   +1 more source

Measuring the Corrosion Rate of Aluminum by Using Ultra Thin Layer Activation Technique

open access: yesAtom Indonesia, 2005
Corrosion rate of aluminum (99.9% purity) in 0.001 M hydrochloride acid solution has been measured by using Ultra Thin Layer Activation (UTLA) technique.
I. Kambali, H. Suryanto, Parwanto
doaj   +1 more source

Beam stripping extraction from the VINCY cyclotron [PDF]

open access: yesNuclear Technology and Radiation Protection, 2006
The extraction system of a cyclotron guides an ion beam from a spiral acceleration orbit, through an extraction trajectory, into a high energy transport line.
Ristić-Đurović Jasna L.   +2 more
doaj   +1 more source

Small‐Scale Topographic Variability Shapes Molecular Diversity of Organic Matter in Coastal Dune Soils

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
Topography shapes ecosystem controls, driving microclimate, hydrology, and vegetation, which, in turn, influence topsoil traits and DOM composition in coastal dune soils. Distinct molecular patterns emerge across north‐facing and south‐facing slopes and dune valleys.
Lejonina Herting   +5 more
wiley   +1 more source

Chemical Ionization Mass Spectrometry: Fundamental Principles, Diverse Applications, and the Latest Technological Frontiers

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT The review examines the evolution of chemical ionization mass spectrometry (CI‐MS), a technique developed in 1966 by Field and Munson. CI is a soft‐ionization method that produces more intense molecular ions with less fragmentation than electron ionization (EI).
Malvika Dutt   +4 more
wiley   +1 more source

Periodic Beam Current Oscillations Driven by Electron Cyclotron Instabilities in ECRIS Plasmas [PDF]

open access: yes, 2015
Experimental observation of cyclotron instabilities in electron cyclotron resonance ion source plasma operated in cwmode is reported. The instabilities are associated with strong microwave emission and a burst of energetic electrons escaping the ...
Koivisto, Hannu   +9 more
core   +1 more source

Design of an E × B Chopper System Based on Permanent Magnets for the Injection Line of the SPES Project Cyclotron

open access: yesInstruments
This paper presents the requirements and design solutions of the chopper for the injection line of the cyclotron of the SPES project at Laboratori Nazionali di Legnaro. The device aims to precisely modulate the average current injected into the cyclotron,
Alberto Ruzzon   +4 more
doaj   +1 more source

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