Dr. Alexander Mansel

 

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Dr. rer. nat. Dipl. Chem. Alexander Mansel

Radio- and Nuclearchemistry / Inorganic Chemistry / Cyclotron Technique

phone:                  +49 341 234179 4671

Email:                   a.mansel @ hzdr.de

Adress:                 Institute of Resource Ecology (IRE, former Institute of Radiochemistry)

                             Reactive Transport Division

                             and

                             Helmholtz Institute Freiberg (HIF)

                             Metallurgy and Recycling Division

                             Research Site (ForschungsStelle) Leipzig / HZDR (FSL/Cyclotron)

                             Permoserstrasse 15

                             D-04318 Leipzig

                             Germany

Building/Room:     9.3/318

 

Research Interests

Production and chemical purification of radionuclides (cyclotron / natural decay series / nuclear research reactor)

 

Investigations of chromium separation from steel sludges by using radiotracer technique (51Cr)

 

Radiolabelling of humic substances and nanoparticles (14C; 131I and radiometals e.g. 139Ce)

 

Influence of geochemical parameters on the mobility of metal-humate complexes

 

Inorganic and organic chemistry of the f-elements (lanthanides and actinides)

 

Study of the leaching behaviour and extraction processes of the global demanded key elements (lanthanides) from ores by means of calixarenes

 

Control on the migration behaviour of cationic radionuclides (d- and f-elements e.g. 56Co, 64Cu, 65Zn, 135La, 152Eu, 160Tb) by means of macrocyclic, multifunctional chelate ligands (calixarenes)

 

Projects

Ongoing projects:

 

CHROMIC - EffiCient mineral processing and Hydrometallurgical RecOvery of by-product Metals from low-grade metal contaIning seCondary raw materials (Horizon 2020; EU-project No. 730471).

 

SE-FLECX - SElektive FLüssig-Flüssig-Extraktion von Lanthaniden und Actiniden durch präorganisierte CaliXarene (BMBF FKZ 033R132A).

 

Production and chemical separation of radionuclides; Neutron deficit lanthanides (Neodymium 141Nd, Dysprosium 159Dy, Gadolinium 153Gd, Ytterbium 169Yb), Chromium 51Cr, Niobium 90,91m,92mNb and Vanadium 48V via (p,xn) nuclear reactions at the Leipzig cyclotron.

 

Routine production and chemical separation of n.c.a. (no carrier added) radionuclides (18F, 45Ti, 56Co, 64Cu, 85Sr, 86Y, 88Y, 89Zr, 135La, 139Ce, 203Pb, 212Pb) for radiochemical studies up to 40 GBq (~ 10-19 mol/mL).

 

Operator of the Leipzig cyclotron "Cyclone 18/9®".

 

Hot cell chemistry up to 40 GBq (manipulator technique).

 

Radiation protection at the Research Site Leipzig (German classes OH and BH, accelerator).

 

Completed projects (1995 - 2015):

Multifunktionelle Komplexbildner mit N, O, S - Donorfunktionen für d- und f- Elemente: Steuerung des Migrationsverhaltens von Radionukliden. (BMBF FKZ 02NUK014B; 2014); Calixaren-Komplexchemie

 

Bestimmung der Änderung des räumlichen und zeitlichen Ausbreitungsverhaltens von chemotoxischen Schwermetallen nach Wechselwirkung mit Natural Organic Matter (NOM) in geologischen Formationen von Untertagedeponien. (BMBF FKZ 02C1456; 2010)

 

Georadiochemische Untersuchungen zur Mobilisierung und Rückhaltung von chemotoxischen Schwermetallspezies des NOM. (BMBF FKZ 02C0932; 2007)

 

Geochemische Untersuchungen zur Retention von reaktiven Kohlenstoffverbindungen für toxische Schwermetalle. (BMBF FKZ 02C0709; 2003)

 

Wechselwirkung von trivalenten und hexavalenten Actiniden und trivalenten Lanthaniden in geringen Konzentrationen mit Huminsäuren. Dissertation, Institut für Kernchemie, Johannes Gutenberg-Universität Mainz (1999)

 

Abtrennung von Plutonium aus Umweltproben und Herstellung von Filamenten für die ResonanzIonisationsMassenSpektroskopie (RIMS). Diplomarbeit, Institut für Kernchemie, Johannes Gutenberg-Universität Mainz (1995)

 

Publications:

Mansel, A., Franke, K.; Production of no-carrier-added 89Zr at an 18 MeV cyclotron and its purification for investigations in solvent extraction. In preparation 2017.

Jäschke, A., Kischel, M., Mansel, A., Kersting, B.; Hydroxyquinoline-Calix[4]arene Conjugates as Ligands for Polynuclear Lanthanide Complexes: Preparation, Characterization, and Properties of a Dinuclear EuIII Complex. Eur. J. Inorg. Chem. 2017 (2017) 894-901. http://onlinelibrary.wiley.com/doi/10.1002/ejic.201601326/abstract

Mansel, A., Franke, K.; Production of no-carrier-added 135La at an 18 MeV cyclotron and its purification for investigations at a concentration range down to 10-15 mol/l. Radiochimica Acta 103 (2015) 759-763. http://www.degruyter.com/view/j/ract.2015.103.issue-11/ract-2015-2427/ract-2015-2427.xml?format=INT

Mansel, A., Gruhne, S., Franke, K., Fischer, S.; Production of 85Sr at a 18 MeV-cyclotron and purification for geochemical investigations. Applied Radiation and Isotopes 92 (2014) 22-24. http://www.sciencedirect.com/science/article/pii/S0969804314002292

Haupt, S., Schnorr, R., Poetsch, M., Mansel, A., Handke, M., Kersting, B.; Extraction properties of 25,27-bis(carbonylmethoxy)calix[4]arenes towards Sr2+: Competitive extraction and extraction in a synthetic groundwater. Journal of Radioanalytical and Nuclear Chemistry 300 (2014) 779-786. http://link.springer.com/article/10.1007/s10967-014-3031-3

Mansel, A., Kupsch, H.; Radiolabelling of humic substances with 14C by azo coupling [14C]phenyldiazonium ions. Applied Radiation and Isotopes 65 (2007) 793-797. http://www.sciencedirect.com/science/article/pii/S0969804307000875

Kim, M. A., Panak, P. J., Breban, D. C., Priemyshev, A., Yun, J. I., Mansel, A., Kim, J. I.; Interaction of Actinides(III) with Aluminosilicate Colloids: Part IV. Influence of Humic Acid. Colloids and Surfaces A 296 (2007) 206-215. http://www.sciencedirect.com/science/article/pii/S0927775706007345

Lippold, H., Mansel, A., Kupsch, H.; Influence of trivalent electrolytes on the humic colloid-borne transport of contaminant metals: Competition and flocculation effects. Journal of Contaminant Hydrology 76 (2005) 337-352. http://www.sciencedirect.com/science/article/pii/S0169772204001949

Mansel, A., Kupsch, H.; Influence of Geochemical Parameters on the Mobility of Metal-Humate Complexes. in: P. Warwick (Ed.), Environmental Radiochemical Analysis II, Special Publication No. 291 (2003), ISBN 0-85404-618-6, Royal Society of Chemistry, Cambridge, 368-372. http://pubs.rsc.org/en/Content/eBook/978-0-85404-618-8#divbookcontent

Seibert, A., Mansel, A., Marquardt, C. M., Keller, H., Kratz, J. V., Trautmann, N.; Complexation Behaviour of Neptunium with Humic Acid. Radiochimica Acta 89 (2001) 505-510. http://www.degruyter.com/view/j/ract.2001.89.issue-8_2001/ract.2001.89.8.505/ract.2001.89.8.505.xml?format=INT

Montavon, G., Mansel, A., Seibert, A., Kratz, J. V., Trautmann, N.; Complexation studies of UO22+ with humic acid at low metal ion concentrations by indirect speciation methods. Radiochimica Acta 88 (2000) 17-24. http://www.degruyter.com/view/j/ract.2000.88.issue-1_2000/ract.2000.88.1.017/ract.2000.88.1.017.xml?format=INT

Mansel, A., Montavon, G., Seibert, A., Artinger, R., Keller, H., Kim, J. I., Kratz, J. V., Marquardt, C. M., Scherbaum, F., Trautmann, N.; Complexation Studies of Actinides with Humic Acids at Very Low Metal Concentration. In: C. M. Marquardt (Ed.), Influence of Humic Acids on the Migration Behaviour of Radioactive and Non-Radioactive Substances under Conditions close to Nature, FZKA 6557, Final Report 2000, 23-77. www.ubka.uni-karlsruhe.de/volltexte/fzk/6557/6557.pdf

Nunnemann, M., Erdmann, N., Hasse, H.-U., Huber, G., Kratz, J. V., Kunz, P., Mansel, A., Passler, G., Stetzer, O., Trautmann, N., Waldeck, A.; Trace analysis of Plutonium in environmental samples by resonance ionization mass spectroscopy (RIMS). Journal of Alloys and Compounds 271-273 (1998) 45-48. http://www.sciencedirect.com/science/article/pii/S0925838898000218

Passler, G., Erdmann, N., Hasse, H.-U., Herrmann, G., Köhler, S., Kratz, J. V., Mansel, A., Nunnemann, M., Trautmann, N., Waldeck, A.; Application of laser mass spectroscopy for trace analysis of Plutonium and Technetium. Kerntechnik 62 (1997) 85-90.

Erdmann, N., Herrmann, G., Huber, G., Köhler, S., Kratz, J. V., Mansel, A., Nunnemann, M., Passler, G., Trautmann, N., Turchin, A., Waldeck, A.; Resonance ionization mass spectroscopy for trace determination of Plutonium in environmental samples. Fresenius' Journal of Analytical Chemistry 359 (1997) 378-381. http://link.springer.com/article/10.1007/s002160050591

Boulyga, S. F., Erdmann, N., Funk, H., Kievets, M. K., Lomonosova, E. M., Mansel, A., Trautmann, N., Yaroshevich, O. I., Zhuk, I. V.; Determination of Isotopic Composition of Plutonium in Hot Particles of the Chernobyl Area. Radiation Measurements 28 (1997) 349-352. http://link.springer.com/article/10.1007/s002160050591