124Te(p,2n)123I


Bibliography of experimental data

 

 

 

 

12 works with experimental cross-section data were identified in the literature for incident particle energies up to 35 MeV and are represented with uncertainties in Fig. All data. Only 5 datasets in 4 publications were obtained on enriched 124Te targets. The publication by Kondo et al. (1977) contained two sets, labelled (a) and (b), while two sets of data are available in Acerbi (1975), obtained on enriched 124Te (enr) and on natTe (nat). The cross sections obtained from experiments on natTe targets up to 18.15 MeV, the threshold of the 125Te(p,3n) reaction, were normalized and corrected for the contribution of the 123Te(p,n) reaction, relevant between 11 and 17 MeV (by using the recommended data of 2004 update of the gamma-emitter section of the IAEA on-line charged particle database [2]). In order to obtain a more coherent set, it was decided to rely essentially on the values of cross sections measured on enriched targets of Acerbi et al. (1975)(enr) and the studies on natural targets by Kandil et al. (2013) and Kiraly et al. (2006). For enriched targets the two sets of Kondo et al. (1977) were energy shifted and multiplied by a factor of 1.4, while the very high values of Van den Bosch et al. (1977) were multiplied by 0.7. For natural targets the values of El-Azony et al. (2008), Scholten et al. (1989) and Zweit et al. (1991) (all low data group) were multiplied by 1.4. The results of Acerbi et al. (1975)(nat), Kondo et al. (1977)(b)(enr) and Scholten et al. (1995)(enr) were not considered for further analysis as the presented results are either too high or too low or show discrepant data points. The remaining 11 datasets were considered as input for a least-square Pade fit. The Pade functions with 8 parameters were fitted to 87 selected data points with a χ2=1.29 and covering the energy range up to 28 MeV as shown in Fig. Recommended. The uncertainties (including a 4% systematic uncertainty), are above 50% near the reaction threshold, decrease steadily to below 10% from 13 MeV to 25 MeV and increase again to 40% for higher energies.

 

 

 

 

* E. Acerbi, C. Birattari, M. Castiglioni, F. Resmini, M. Villa,

“Production of 123I for medical purposes at the Milan AVF cyclotron,”

Int. J. Appl. Radiat. Isot. 26, 741–747 (1975):

EXFOR A0266.

 

* K. Kondo, R. M. Lambrecht, A. P. Wolf,

“123I production for radiopharmaceuticals–XX: Excitation functions of the 124Te(p,2n)123I and 124Te(p,n)124I reactions and the effect of target enrichment on radionuclidic purity,”

Int. J. Appl. Radiat. Isot. 28, 395–401 (1977);

EXFOR B0090.

 

* B. Scholten, Z. Kovacs, F. T. Tarkanyi, S. M. Qaim,

“Excitation functions of 124Te(p,xn)123,124I reactions from 6 to 31 MeV with special reference to the production of 124I at a small cyclotron,”

App. Radiat. Isot. 46, 255–259 (1995);

EXFOR D4019.

 

R. Van Den Bosch, J. J. M. De Goeij, J. A. Van Der Heide, J. F. W. Tertoolen, H. M. J. Theelen, C. Zegers,

“A new approach to target chemistry for the iodine-123 production via the Te(p,2n) reaction,”

Int. J. App. Radiat. Isot. 28, 255–261 (1977);

EXFOR B0167.

 

J. Zweit, M. A. Bakir, R. J. Ott, H. L. Sharma, M. Cox, R. Goodall,

“Excitation functions of proton induced reactions in natural tellurium-production of no-carrier added iodine-124 for PET-applications,”

4th Int. Workshop on Targetry, Villigen, Switzerland, 76 (1991);

EXFOR O1260

 

A. M. Ahmed, H. E. Hassan, K. F. Hassan, A. M. Khalaf, Z. A. Saleh,

“Cross sections for the formation of radioiodine in proton bombardment of natural tellurium with particular reference to the validation of data for the production of 123I,”

Radioch. Acta 99, 317–323 (2011);

EXFOR D0647.

 

K. M. El-Azony, K. Suzuki, T. Fukumura, F. Szelecsenyi, Z. Kovacs,

“Proton induced reactions on natural tellurium up to 63 MeV: Data validation and investigation of possibility of 124I production,”

Radioch. Acta 96, 763–769 (2008);

EXFOR D0502.

 

S. A. Kandil and M. Al-Abyad,

“Cross section measurements and theoretical calculations of proton induced nuclear reactions on natural tellurium,”

Radioch. Acta 101, 67–72 (2013);

EXFOR D0707.

 

B. Kiraly, F. T. Tarkanyi, S. Takacs, Z. Kovacs,

“Excitation functions of proton induced nuclear reactions on natural tellurium up to 18 MeV for validation of isotopic cross sections,”

J. Radioanal. Nucl. Chem. 270, 369–378 (2006);

EXFOR D4177.

 

B. Scholten, S. M. Qaim, G. Stocklin,

“Excitation functions of proton induced nuclear reactions on natural tellurium and enriched 123Te: Production of 123I via the 123Te(p,n)123I-process at a low-energy cyclotron,”

Int. J. Radiat. Appl. Instrum., Part A, Appl.Radiat. Isotop. 40, 127–132 (1989);

EXFOR A0473.

 

K. Zarie, N. A. Hammad, A. Azzam,

“Excitation functions of (p,xn) reactions on natural tellurium at low energy cyclotron: relevance to the production of medical radioisotope I-123,”

J. Nucl. Radiat. Phys. 1, 93 (2006);

EXFOR O1736.

 

S. M. Kormali, D. L. Swindle, E. A. Schweikert,

“Charged particle activation of medium Z elements. II. Proton excitation functions,”

J. Radioanal. Chem. 31, 437–450 (1976);

EXFOR D4073  

 

 

 

 

Yield

 

 

 

Dmitriev P.P.

Sysitematics of nuclear reaction yields for thick target at 22 MeV proton energy

Yadernye Konstanty 2 (1983) 57

Exfor: A0195

 

K. Kondo, R. M. Lambrecht, E. F. Norton, A. P. Wolf:

Iodine -124 production for Radiopharmaceuticals- XX

J. Applied Radiation and Isotopes, 28 (1977) 765

Exfor: B0169

 

Technical Reports Series No. 432

Standardized High Current Solid Targets for Cyclotron Production of Diagnostic and Therapeutic Radionuclides

2005, IAEA

 

Van den Bosch R., De Goeij J.J.M., Van der Heide J.A., Tertoolen W., Theelen H.M. J. and Zegers C.:

A new approach to target chemistry for the iodine-123 production via the 124Te(p,2n) reaction.

International J. Applied Radiation Isotopes 28 (1977) 255

Exfor: B0167

 

Michael H., Rosezin H., Apelt H., Blessing G., Knieper J., Qaim S.M.

Some technical improvements in the production of I-123 via the Te-124(p,2n)I-123 reaction

at a compact cyclotron

International J. Applied Radiation Isotopes 32 (1981) 581

Exfor: R0006

 

 

 

 

 

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  Last updated: Aug. 2021.