[HTML][HTML] Thermal Simulation Studies for the Characterization of a Cyclotron Liquid Target with Thick Niobium Target Windows

SJC Do Carmo, PM de Oliveira, F Alves - Applied Sciences, 2021 - mdpi.com
This work presents a simulation model developed with the aim to represent and study the
thermal behavior of cyclotron liquid targets. Understanding and improving the thermal …

A vertical-beam target station and high-power targetry for the cyclotron production of radionuclides with medium energy protons

GF Steyn, C Vermeulen, AH Botha, JL Conradie… - Nuclear Instruments and …, 2013 - Elsevier
A vertical-beam target station (VBTS) is described to exploit the high-intensity proton beams
delivered by the upgraded separated-sector cyclotron of iThemba LABS for the production of …

Study of particle transport in a high power spallation target for an accelerator-driven transmutation system

NV Shetty - 2013 - osti.gov
AGATE is a project envisaged to demonstrate the feasibility of transmutation in a gas
(helium) cooled accelerator-driven system using solid spallation target. Development of the …

Clinical useful quantities of [18F] fluoride produced by 6 MeV proton irradiation of a H2 18O target

T Ohlsson, A Sandell, R Hellborg, K Håkansson… - Nuclear Instruments and …, 1996 - Elsevier
Routine production of [18F] fluoride has been carried out by 6 MeV proton irradiation of
H218O water using a small-volume silver target vessel. By optimizing the target design, a …

Ion exchange behaviour of 42 selected elements on AG MP-50 cation exchange resin in nitric acid and citric acid mixtures

N Van Der Meulen - 2003 - scholar.sun.ac.za
The equilibrium distribution coefficients of 42 elements [Li (I), Na (I), K (I), Rb (I), Cs (I), Sc
(III), Ti (IV), V (IV), V (V), Mn (II), Fe (III), Ni (II), Zn (II), Al (III), Ga (III), As (V), Y (III), Zr (IV), Nb …

The importance of thermal entrance effects in gas-cooled beam windows for radioisotope production targets

GF Steyn, CJ Stevens - Nuclear Instruments and Methods in Physics …, 1996 - Elsevier
The applicability of the Dittus-Boelter and other duct equations in estimating convection heat-
transfer coefficients for beam windows used in radioisotope production targetry was …

Single-jet gas cooling of in-beam foils or specimens: Prediction of the convective heat-transfer coefficient

G Steyn, C Vermeulen - AIP Conference Proceedings, 2018 - pubs.aip.org
An experiment was designed to study the effect of the jet direction on convective heat-
transfer coefficients in single-jet gas cooling of a small heated surface, such as typically …

[PDF][PDF] Confined single-and multiple-jet impingement heat transfer in helium-cooled beam window assemblies at a cyclotron facility

GF Steyn, C Vermeulen - events.saip.org.za
The thermal modelling of the helium-cooled beam-window assemblies on the radionuclide
production bombardment stations at iThemba LABS is described based on a dimensional …

Experimental study of an initially pressurized water target irradiated by a proton beam

BH Hong, WT Hwang, C Park - Applied Radiation and Isotopes, 2020 - Elsevier
This experimental visualization study was conducted to investigate and define the
phenomena of an initially pressurized liquid water target that can prevent the boiling of water …

Characterisation of thin solid Xe targets

NY Kheswa, P Papka, C Pineda-Vargas… - … of Radioanalytical and …, 2014 - Springer
A series of frozen xenon targets of thicknesses ranging between 1 and 15 mg/cm 2 were
characterised by elastic backscattering technique using a 3 MeV proton beam. Xenon was …