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The following term was not found in PubMed: ezaei
Page 1
Showing results for havar ezaei
Your search for Havar Ezadi retrieved no results
Niobium sputtered Havar foils for the high-power production of reactive [18F]fluoride by proton irradiation of [18O]H2O targets.
Wilson JS, Avila-Rodriguez MA, Johnson RR, Zyuzin A, McQuarrie SA. Wilson JS, et al. Appl Radiat Isot. 2008 May;66(5):565-70. doi: 10.1016/j.apradiso.2007.12.004. Epub 2008 Jan 31. Appl Radiat Isot. 2008. PMID: 18242099
Niobium sputtered Havar entrance foils were used for the production of reactive [(18)F]fluoride by proton irradiation of [(18)O]H(2)O targets under pressurized conditions. ...The yield of FDG obtained with (18)F produced in a target with Havar foil was used as a bas …
Niobium sputtered Havar entrance foils were used for the production of reactive [(18)F]fluoride by proton irradiation of [(18)O]H(2)O …
A quantitative and comparative study of radionuclidic and chemical impurities in water samples irradiated in a niobium target with Havar vs. niobium-sputtered Havar as entrance foils.
Avila-Rodriguez MA, Wilson JS, McQuarrie SA. Avila-Rodriguez MA, et al. Appl Radiat Isot. 2008 Dec;66(12):1775-80. doi: 10.1016/j.apradiso.2008.04.016. Epub 2008 May 3. Appl Radiat Isot. 2008. PMID: 18539469
Enriched and natural abundance water samples were irradiated in a niobium (Nb) chamber target with Havar and Nb-sputtered Havar foils. Irradiations were performed with 17.5MeV protons at currents from 35 to 100microA lasting for 1-2.5h. ...Impurities in water sample …
Enriched and natural abundance water samples were irradiated in a niobium (Nb) chamber target with Havar and Nb-sputtered Havar …
The Mechanical Behavior of HAVAR Foils Using the Small Punch Technique.
Haroush S, Moreno D, Silverman I, Turgeman A, Shneck R, Gelbstein Y. Haroush S, et al. Materials (Basel). 2017 May 3;10(5):491. doi: 10.3390/ma10050491. Materials (Basel). 2017. PMID: 28772853 Free PMC article.
The current work is focused on the mechanical and microstructural characterization of 25 m HAVAR alloy foils following annealing, cold rolling, and subsequent heat treatments, using small punch testing (SPT), X-ray diffraction (XRD), and transmission-scanning electron mic …
The current work is focused on the mechanical and microstructural characterization of 25 m HAVAR alloy foils following annealing, co …
Assessing the performance and longevity of Nb, Pt, Ta, Ti, Zr, and ZrO2-sputtered Havar foils for the high-power production of reactive [18F]F by proton irradiation of [18O]H2O.
Gagnon K, Wilson JS, Sant E, Backhouse CJ, McQuarrie SA. Gagnon K, et al. Appl Radiat Isot. 2011 Oct;69(10):1330-6. doi: 10.1016/j.apradiso.2011.02.034. Epub 2011 Feb 25. Appl Radiat Isot. 2011. PMID: 21782460
To this end, we have previously demonstrated that the use of Nb-sputtered Havar foils results in decreased radionuclidic and chemical impurities in proton irradiated [18O]H2O, improved [18F]FDG yields, and improved [18F]FDG yield consistency when compared with non-sputtere …
To this end, we have previously demonstrated that the use of Nb-sputtered Havar foils results in decreased radionuclidic and chemical …
Predicting induced activity in the Havar foils of the (18)F production targets of a PET cyclotron and derived radiological risk.
Martinez-Serrano JJ, Diez de Los Rios A. Martinez-Serrano JJ, et al. Health Phys. 2014 Aug;107(2):103-10. doi: 10.1097/HP.0000000000000064. Health Phys. 2014. PMID: 24978281
The F target has two thin circular foils composed of a metal alloy (Havar), that are highly activated by the proton beam and secondary neutrons. The main purpose of this study is to assess induced activity radiological risk derived from the Havar foils activation. I …
The F target has two thin circular foils composed of a metal alloy (Havar), that are highly activated by the proton beam and secondar …
Measurements of activation products associated with Havar foils from a GE PETtrace medical cyclotron using high resolution gamma spectroscopy.
Manickam V, Brey RR, Jenkins PA, Christian PE. Manickam V, et al. Health Phys. 2009 Feb;96(2 Suppl):S37-42. doi: 10.1097/01.HP.0000336987.68345.fb. Health Phys. 2009. PMID: 19125055
Havar foils are specially engineered for beam-line windows used in the General Electric (GE) PETtrace medical cyclotron that can withstand the high pressure differentials and also temperatures developed near the target with proton bombardment. ...The information presented …
Havar foils are specially engineered for beam-line windows used in the General Electric (GE) PETtrace medical cyclotron that can with …
Experimental and Monte Carlo analysis of activation in a medical cyclotron target assembly.
Xu P, Li Y, Wu Q, Ma Y, Zhuang S, Zhu Z, Wang Y, Li L. Xu P, et al. Appl Radiat Isot. 2026 Mar;229:112405. doi: 10.1016/j.apradiso.2025.112405. Epub 2025 Dec 24. Appl Radiat Isot. 2026. PMID: 41453261
This work combines on-site HPGe gamma-spectrometry with FLUKA Monte Carlo simulations to characterize activation in the major components of a commercial (18)F target assembly, namely the HAVAR foil, titanium window, niobium insert, and aluminum/stainless-steel structures. …
This work combines on-site HPGe gamma-spectrometry with FLUKA Monte Carlo simulations to characterize activation in the major components of …
Recovered water - H218O from the 18F[FDG] production as liquid radioactive waste.
Długosz-Lisiecka M, Jakubowska T. Długosz-Lisiecka M, et al. Appl Radiat Isot. 2025 Apr;218:111691. doi: 10.1016/j.apradiso.2025.111691. Epub 2025 Jan 19. Appl Radiat Isot. 2025. PMID: 39864133
Radioactive impurities were generated directly in enriched water or washed out from activated Havar foil, or tantalum body target material. The highest impact on the qualification of the recovered water remains after the production as a radioactive waste has (56)Co. ...
Radioactive impurities were generated directly in enriched water or washed out from activated Havar foil, or tantalum body target mat …
Improved production and processing of ⁸⁹Zr using a solution target.
Pandey MK, Bansal A, Engelbrecht HP, Byrne JF, Packard AB, DeGrado TR. Pandey MK, et al. Nucl Med Biol. 2016 Jan;43(1):97-100. doi: 10.1016/j.nucmedbio.2015.09.007. Epub 2015 Sep 21. Nucl Med Biol. 2016. PMID: 26471714
METHODS: A new solution target (BMLT-2) with enhanced heat dissipation capabilities was designed by using helium-cooled dual foils (0.2 mm Al and 25 mu Havar) and an enhanced water-cooled, elongated solution cavity in the target insert. Irradiations were performed with 14 …
METHODS: A new solution target (BMLT-2) with enhanced heat dissipation capabilities was designed by using helium-cooled dual foils (0.2 mm A …
Cyclotron production of (68)Ga via the (68)Zn(p,n)(68)Ga reaction in aqueous solution.
Pandey MK, Byrne JF, Jiang H, Packard AB, DeGrado TR. Pandey MK, et al. Am J Nucl Med Mol Imaging. 2014 Jun 7;4(4):303-10. eCollection 2014. Am J Nucl Med Mol Imaging. 2014. PMID: 24982816 Free PMC article.
A new solution target with enhanced heat exchange capacity was designed and utilized with dual foils of Al (0.20 mm) and Havar (0.038 mm) separated by helium cooling to degrade the proton energy to ~14 MeV. ...
A new solution target with enhanced heat exchange capacity was designed and utilized with dual foils of Al (0.20 mm) and Havar (0.038 …
32 results