Former members

Synthesis of polynuclear spin crossover complexes

Sythesis of multifunctional spin crossover complexes

Forschungsthema

Cytotoxic 3d metal complexes as anticancer drugs

Characterisation methods

• X-ray diffraction on single crystals
• Cyclic voltammetrie
• UV/Vis spectroscopy
• SQUID magnetic measurements
• NMR spectroscopy
• IR spectroscopy
• Mass spectrometry
• Elemental analysis

Publications

• K. Dankhoff, C Lochenie, B. Weber, Molecules 2020, 25, 581.
• K.Dankhoff, M. Gold, L. Kober, F. Schmitt, L. Pfeifer, A. Dürrmann, H. Kostrhunova, M. Rothemund, V. Brabec, R. Schobert, B. Weber, Dalton Trans. 2019, 48, 15220-15230.
• K. Dankhoff, B. Weber, Dalton Trans. 2019, 48, 15376-15380.
• K. Dankhoff, A. Ahmad, B. Weber, B. Biersack, R. Schobert, J. Inorg. Biochem. 2019, 194, 1-6.
• P. M. Schäfer, K. Dankhoff, M. Rothemund, A. N. Ksiazkiewicz, A. Pich, R. Schobert, B. Weber, S. Herres-Pawlis, ChemistryOpen 2019, 8, 1020-1026.
• K. Dankhoff, S. Schneider, R. Nowak, B. Weber, Z. Anorg. Allg. Chem. 2018, 644, 1839–1848.
• K. Dankhoff, B. Weber, CrystEngComm 2018, 20, 818-828.
• B. Weber, E. Kaps, Eike, K. Dankhoff, Z. Anorg. Allg. Chem. 2017, 643, 1593-1599.
• K. Dankhoff, C. Lochenie, F. Puchtler, B. Weber, Eur. J. Inorg. Chem. 2016, 2136–2143.
• S. Schlamp, K. Dankhoff, B. Weber, New J. Chem., 2014, 38, 1965-1972.

Master thesis

Master of Science Materials chemistry and catalysis on the topic "Synthesis and characterisation of new pyridyl-derivative Schiff base-like ligands for 3d metal complexes", workgroup of Prof. Weber, University of Bayreuth, Bayreuth, 2015

Bachelor thesis

Bachelor of Science Chemistry on the topic "Ein Beitrag zur Untersuchung amphiphiler Spin-Crossover-Komplexe", workgroup of Prof. Weber, University of Bayreuth, Bayreuth, 2013

Research topic:

Towards new functional 3d transition metal organic framework

Publications:

C. Lochenie, A. Gebauer, O. Klimm, F. Puchtler, B. Weber, New J. Chem., 2016, 40, 4687-4695.

Characterisation methods:

• NMR measurements
• IR measurements
• Schlenk techniques
• SQUID magnetic measurements

Bachelor work:

"Synthesis and characterisation of Iron(II) spin crossover coordination polymers with pi-extended systems" (Prof. Dr. Birgit Weber's group, Universität Bayreuth, Bayreuth, 2013)

Synthesis of new dinuclear and polymer spin crossover complexes

Research topic:

Synthesis and characterisation of spin crossover nanoparticles in polymer matrix

Publications:

• O. Klimm, C. Göbel, S. Rosenfeldt, F. Puchtler, N. Miyajima, K. Marquardt, M. Drechsler, J. Breu, S. Förster, B. Weber, Nanoscale, 2016, 19058-19065. open access
• C. Lochenie, A. Gebauer, O. Klimm, F. Puchtler, B. Weber, New J. Chem., 2016, 40, 4687-4695.

Characterisation methods:

• SQUID magnetic measurements
• Mössbauer spectroscopy
• TEM measurements
• SEM measurements
• Elemental analysis
• IR spectrscopy
• DLS measurements
• Powder X-Ray diffraction

Diploma Thesis:

"Neue Koordinationsverbindungen des Silbers mit Stickstoff- und Schwefelliganden", workgroup Prof. Meyer, University of Cologne, Cologne, 2013

Research topic:

Ligand design for new multifunctional spin crossover networks

Publications:

• S. Herres-Pawlis, U. Herber, K. Hegner, D. Wolters, R. Siris, K. Wrobel, A. Hoffmann, C. Lochenie, B. Weber, D. Kuckling, Eur. J. Inorg. Chem., 2016, accepted, DOI: 10.1002/ejic.201601345.
• C. Lochenie, A. Gebauer, O. Klimm, F. Puchtler, B. Weber, New J. Chem., 2016, 40, 4687-4695.
• K. Dankhoff, C. Lochenie, F. Puchtler, B. Weber, Eur. J. Inorg. Chem., 2016, 2136-2143.
• C. Schliebe, U. Pfaff, T. Gemming, C. Lochenie, B. Weber, H. Lang, Eur. J. Inorg. Chem., 2015, 3850-3860.
• C. Lochenie, J. Heinz, W. Milius, B. Weber, Dalton Trans., 2015, 44, 18065-18077.
• C. Lochenie, K. G. Wagner, M. Karg, B. Weber, J. Mater. Chem. C, 2015, 3, 7925-7935.
• D. Adner, M. Korb, C. Lochenie, B. Weber, H. Lang, Z. Anorg. Allg. Chem., 2015, 641, 1243-1246.
• S. Schönfeld, C. Lochenie, P. Thoma, B. Weber, CrystEngComm, 2015, 17, 5389-5395.
• S. Schlamp, C. Lochenie, T. Bauer, R. Kempe, B. Weber, Eur. J. Inorg. Chem., 2015, 408-413.
• U. Herber, A. Hoffmann, C. Lochenie, B. Weber, S. Herres-Pawlis, Z. Naturforsch., 2014, 69b, 1206-1214.
• C. Lochenie, W. Bauer, A. P. Railliet, S. Schlamp, Y. Garcia, B. Weber, Inorg. Chem., 2014, 53, 11563-11572.
• Z. Fang, J. P. Dürholt, M. Kauer, W. Zhang, C. Lochenie, B. Jee, H. B. Albada, N. Metzler-Nolte, A. Pöppl, B. Weber, M. Muhler, Y. Wang, R. Schmid, R. A. Fischer, J. Am. Chem. Soc., 2014, 136, 9627-9636.
• C. Lochenie, S. Schlamp, A. P. Railliet, K. Robeyns, B. Weber, Y. Garcia, Cryst. Eng. Comm., 2014, 16, 6213-6218.
• C. Göbel, T. Palamarciuc, C. Lochenie, B. Weber, Chem. Asian J., 2014, 9, 2232-2238.
• W. Bauer, C. Lochenie, B. Weber, Dalton Trans., 2014, 43, 1990-1999.
• C. Lochenie, W. Bauer, S. Schlamp, P. Thoma, B. Weber, Z. Anorg. Allg. Chem., 2012, 638, 98-102.

Characterisation methods:

• SQUID magnetic measurements
• X-Ray diffraction on crystals
• DSC - TGA
• Mössbauer spectrometry

Selected attended conferences:

GFSM 2012 (Rouen, France): poster prize with "Synthesis and characterisation of 1D spin crossover chains: crystal structure and Mössbauer spectrometry"

6th EuCheMS Conference on Nitrogen Ligands (Beaune, France): poster prize with "Synergetic effects between spin state change and fluorescent properties of Schiff base-like 3d metal complexes."

Master thesis:

Synthesis and characterisation of 1D spin crossover chains with pina ligand. (Pr. Dr. Yann Garcia's group, Université catholique de Louvain, Belgium, academic year 2011-2012)

Erasmus training:

Synthesis and characterization of new iron(II) spin crossover complexes. (Pr. Dr. Birgit Weber's group, Universität Bayreuth, Feb - May 2011).

Study on exchange interactions in mixed-metal complexes.

Research topic:

Ship-in-a-Bottle Complexes with Spin-Crossover Properties - Novel Approaches For the Design of Smart Contrast Agents

Publications:

• R. Nowak, E. A. Prasetyanto, L. De Cola, B. Bojer, R. Siegel, J. Senker, E. Rössler, B. Weber, Chem. Comm., 2017, 53, 971-974.
• R. Nowak, W. Bauer, T. Ossiander, B. Weber, Eur. J. Inorg. Chem., 2013, 975-983.

Characterisation methods:

• SQUID magnetic measurements
• Mössbauer spectroscopy
• DLS measurements
• TGA/DSC measurements
• UV-Vis spectroscopy
• IR spectroscopy
• (SS-)NMR spectroscopy
• Powder X-Ray diffraction
• Elemental analysis

Erasmus internship:

"Novel biocompatible and magnetic composite materials for early cancer diagnosis and magnetic resonance imaging", workgroup Prof. De Cola, I.S.I.S., University of Strasbourg, Strasbourg, France, 2014

Master thesis:

"Ship-in-a-bottle complexes with spin crossover properties - Novel approaches for the design of smart constrast agents", workgroup Prof. Weber, University of Bayreuth, Bayreuth, 2014

Bachelor thesis:

"Synthesis and characterisation of spin crossover nanoparticles", workgroup Prof. Weber, University of Bayreuth, Bayreuth, 2012

Synthesis of new modifications of the equatorial ligands

Research topic:

Synthesis of amphiphilic hexadentate N4O2 ligands and corresponding Iron(II) spin crossover complexes

Publications:

• M. D. Revenco, O. V. Palamarciuc, P. N. Bourosh, J. Lipkowski, M. Gdaniec, Y. A. Simonov, R. Clérac, Inorg. Chim. Acta, 2011, 368, 157-164.
• O. V. Palamarciuc, P. N. Bourosh, M. D. Revenco, J. Lipkowski, Y. A. Simonov, R. Clérac, Inorg. Chim. Acta, 2010, 363, 2561-2566.
• M. Revenco, P. Bourosh, O. Palamarciuc, Y. Lipkovsky, Yu. Simonov, Rus. J. Inorg. Chem., 2009, 54, 1581-1589.
• O. Palamarciuc, M. Revenco, Scientific journal of the Moldova State University, 2007, 7, 54-57.

Characterisation methods:

• X-ray diffraction on single crystal
• Magnetic measurements
• Optical measurements

Research topic:

Synthesis of Iron(II) spin crossover nanoparticles from inverse-micelles method and in polymeric matrix

Publications:

• Z. Xin, T. Palamarciuc, P. Rosa, J.-F. Létard, B. Doudin, Z. Zhang, J. Wang, P. A. Dowben, J. Phys. Chem., 2012, C116,23291-23296.
• T. Palamarciuc, J. C. Oberg, F. El Hallak, C. F. Hirjibehedin, M. Serri, S. Heutz, J.-F. Létard, P. Rosa, J. Mat. Chem., 2012, 22, 9690-9695.
• H. J. Shepherd, T. Palamarciuc, P. Rosa, P. Guionneau, G. Molnar, J.-F. Létard, A. Bousseksou, Angew. Chem. Int. Ed.,2012, 51, 3910-3914.

Characterisation methods:

• SQUID magnetic measurements
• TEM

Research topic:

Amphiphilic Spin Crossover Complexes

Publications:

• S. Schlamp, C. Lochenie, T. Bauer, R. Kempe, B. Weber, Eur. J. Inorg. Chem., 2015, 408-413.
• C. Lochenie, W. Bauer, A. P. Railliet, S. Schlamp, Y. Garcia, B. Weber, Inorg. Chem., 2014, 53, 11563-11572.
• C. Lochenie, S. Schlamp, A. P. Railliet, K. Robeyns, B. Weber, Y. Garcia, Cryst. Eng. Comm., 2014, 16, 6213-6218.
• S. Schlamp, P. Thoma, B. Weber, Chem. Eur. J., 2014, 20, 6462-6473.
• S. Schlamp, K. Dankhoff, B. Weber, New J. Chem., 2014, 38, 1965-1972.
• S. Schlamp, P. Thoma, T. Bauer, R. Kempe, B. Weber, Z. Anorg. Allg. Chem., 2013, 639, 1763-1767.
• S. Heider, H. Petzold, G. Chastenet, S. Schlamp, T. Rüffer, B. Weber, J.-F. Létard, Dalton Trans., 2013, 42, 8575-8584.
• C. Lochenie, W. Bauer,S. Schlamp, P. Thoma, B. Weber, Z. Anorg. Allg. Chem., 2012, 638, 98-102.
• S. Schlamp, J. Schulten, R. Betz, T. Bauch, A. V. Mudring, B. Weber, Z. Anorg. Allg. Chem., 2012, 638, 1093-1102.
• S. Schlamp, P. Thoma, B. Weber, Eur. J. Inorg. Chem., 2012, 2759-2768.
• W. Bauer, S. Schlamp, B. Weber, Chem. Commun., 2012, 48, 10222-10224.
• S. Schlamp, B. Weber, A. D. Naik, Y. Garcia, Chem. Commun., 2011, 47, 7152-7154.
• B. Weber, R. Betz, W. Bauer, S. Schlamp, Z. Anorg. Allg. Chem., 2011, 637, 102-107.

Characterisation methods:

• SQUID magnetic measurements
• TGA - DSC
• X-Ray diffraction on single crystal
• Polarisation microscope

Selected attended conferences:

KC-Treffen 2013 (Universität Bayreuth): oral presentation "Spin-Crossover-Komplexe mit lipidähnlicher Struktur".

Master Thesis:

"Struktur und magnetische Eigenschaften neuer oktaedrischer und pentakoordinierter Fe(II)-Komplexe" (Pr. Dr. Birgit Weber's group, Ludwig-Maximilians-Universität, Munich, 2009).

Research topic

Synthesis and characterisation of [N3O] and [N3O2] Schiff base-like ligands for 3d metal complexes

Publications

K. Dankhoff, S. Schneider, R. Nowak, B. Weber, Z. Anorg. Allg. Chemie 2018, 644, 1839-1848.
H. Kurz, C. Lochenie, K. G.Wagner, S. Schneider, M. Karg, B. Weber, Chem. Eur. J. 2018, 24, 100-111.

Characterisation methods

• Cyclic voltammetry
• UV/Vis spectroscopy
• SQUID magnetic measurements
• Mössbauer spectroscopy
• NMR spectroscopy
• IR spectroscopy
• Mass spectrometry
• Elemental analysis

Master thesis
Master of Education Lehramt Gymnasium Chemie/Mathematik and Master of Science MINT-Lehramt Pluson the topic “Synthesis and characterisation of [N3O] and [N3O2] Schiff base-like ligands for 3d metal complexes”, workgroup of Prof. Weber, University of Bayreuth, Bayreuth, 2018

Bachelor thesis

Bachelor of Science Lehramt Gymnasium Chemie/Mathematik on the topic “Synthesis and characterisation of {[MLm][M´(pyterpy)2](X)2}n Spin-Crossover coordination polymers with m = {1, 2, 3, 4}, M = {Co, Cu, Fe}, M´= {Co, Cu, Fe, Ru} and X = {BF4-, PF6-}“, workgroup Prof. Weber, University of Bayreuth, Bayreuth, 2016

Research topic:

• Synthesis of new ligand modifications and multifunctional metal complexes with and without spin crossover behaviour
• Synthesis of micelles and inversen micelles
• Synthese of emulsions

Research topic

Ligands functionalised with long alkyl chains for spin crossover complexes

Publications

• J. Weihermüller, S. Schlamp, W. Milius, F. Puchtler, J. Breu, P. Ramming, S. Hüttner, S. Agarwal, C. Göbel, M. Hund, G. Papastavrou, B. Weber, Journal of Materials Chemistry C, 2019, 5, 1151-1163.
• J. Weihermüller, S. Schlamp, B. Dittrich, B. Weber, Inorganic Chemistry, 2019, 2, 1278-1289.

Characterisation methods

• SQUID magnetic measurements
• Mössbauer spectroscopy
• Polarisation microscopy
• Elemental analysis
• X-Ray diffraction on single crystals
• Powder X-Ray diffraction
• TGA/DSC measurements
• SAXS measurements
• NMR measurements
• IR spectrocopy
• AAS measurements
• Mass spectrometry

Master thesis

Master of Science Materials chemistry and catalysis on the topic "Synthesis of magnetic nano-objects for 3D magnetic field landscapes with Fe(III) and Cu(II) tensid-like complexes", workgroup of Prof. Weber, University of Bayreuth, Bayreuth

Bachelor thesis

Bachelor of Science Polymer- und Kolloidchemie on the topic "Neuartige Polymerisationskatalysatoren des Titans stabilisiert durch alkylsubstituierte Amidinatoliganden", workgroup of Prof. Kempe, University of Bayreuth, Bayreuth

Research topic:

Synthesis and nanostructuring of coordination networks in block-copolymer matrix

Characterisation methods:

• IR measurements
• Schlenk techniques
• SQUID magnetic measurements
• DLS measurements

Master thesis:

in preparation

Bachelor thesis:

"Nanostructuring of Fe(II) spin crossover complexes in polymer matrix" (Prof. Dr. Birgit Weber's group, Universität Bayreuth, Bayreuth, 2014)

Research topic

Synthesis and characterisation of redoxactive Fe(II) spin crossover coordination polymers with 4,4'-di(pyridin-4-yl)-2,2'-bi(1,3-dithiolylidene)

Characterisation methods

• SQUID magnetic measurements
• Powder X-Ray diffraction
• Mössbauer spectroscopy
• Elemental analysis
• IR spectroscopy
• Cyclic voltammetry

Master thesis:

Master of Science Materials chemistry and catalysis on the topic "Synthesis and characterisation of redoxactive Fe(II) spin crossover coordination polymers with 4,4'-di(pyridin-4-yl)-2,2'-bi(1,3-dithiolylidene)", workgroup of Prof. Weber, University of Bayreuth, Bayreuth

Bachelor thesis:

Bachelor of Science Chemie on the topic "Synthese und Charakterisierung von Eisen(II) Spin-Crossover Koordinationspolymeren mit Bis(4-pyridyl)urea", workgroup of Prof. Weber, Universität Bayreuth, Bayreuth