Dr. Klaus Boldt – Curriculum Vitae Work address: of Department of P. O. Box 710 78457 Konstanz, phone: +49 7531 88 5713 email: [email protected]

Personal Information: Born 28 November 1982 in , Germany Marital status single (in de-facto relationship), 1 child Nationality German

Education: 09/2011 Dissertation (magna cum laude), Thesis: Investigation of Semiconducting Nanoheterostructures 10/2007 – 09/2011 PhD studies, University of Hamburg, group of Prof. Horst Weller 07/2007 Diploma in Chemistry (very good, 1.0), University of Hamburg Thesis: Spectroscopic Investigations of Semiconductor Nanocrystals 02/2006 – 05/2006 Visiting student, University of Oslo, group of Prof. Mats Tilset 10/2002 – 07/2007 Diploma studies in chemistry, University of Hamburg 06/2002 Abitur (very good, 1.4), Sachsenwaldschule Gymnasium Reinbek

Academic career: Since 04/2015 Research Fellow of the Zukunftskolleg, University of Konstanz Since 04/2015 Research Group Leader, University of Konstanz (Liebig-Fellowship) 06/2014 – 03/2015 Postdoctoral Researcher, TU Dresden, group of Prof. Alexander Eychmüller (Feodor Lynen Return Fellowship) 02/2012 – 03/2014 Postdoctoral Researcher, University of Melbourne & Bio21 Institute, group of Prof. Paul Mulvaney (Feodor Lynen Fellowship) 10/2007 – 11/2011 Doctoral Researcher, University of Hamburg, group of Prof. Horst Weller

Awards, Fellowships and Honours: 2015 Research Fellow, Zukunftskolleg, Universität Konstanz 2014 Liebig-Fellowship of the “Fonds der Chemischen Industrie” in Germany (FCI) 2014 Feodor Lynen Return Fellowship of the Alexander von Humboldt-Foundation 2011 Feodor Lynen Fellowship of the Alexander von Humboldt-Foundation

2007 Best Diploma in Chemie, University of Hamburg

Membership in scientific organisations: Since 2007 Deutsche Bunsengesellschaft für Physikalische Chemie (DBG) Since 2013 Australian Nanotechnology Network (ANN) Since 2018 Gesellschaft Deutscher Chemiker (GDCh)

Acquired Grants: 2018 – 2021 DFG research grant for the project “Cold Injection Synthesis of Nanoheterostructures based on Cluster Decomposition” (€218,450) 2017 – 2020 DFG research grant for the project “Locally Doped Nanorods: Introducing Distance- Dependence in Excitonic Nanostructures” (€214,950) 2016 Zukunftskolleg Konstanz Investment Fund, co-funding for new beam source (FEG) for a high-resolution transmission electron microscope (€69,250) 2016 – 2017 DAAD PPP 2-year travel grant to Melbourne/Australia for the project “Mapping ultrafast energy relaxation in semiconductor nanocrystals” (€8,462) 2014 Liebig-Fellowship of the FCI (€111,600 own position, €50,000 equipment and chemicals, 1 PhD position) 2010 Travel grant to Florence/Italy for attending the 6th 2010 EUROMAR conference (University of Hamburg and the Freundes- und Fördervereins Chemie der Universität Hamburg e.V.)

Reviewing activity for the following journals: § ACS Nano § Advanced Materials § Angewandte Chemie § Concepts in Magnetic Resonance Part A § Journal of Physical Chemistry C § Journal of Physical Chemistry Letters § Zeitschrift für Physikalische Chemie

Teaching Experience: 2016 – 2017 Lecture “Current Issues and Methods in Nanoscience“ (2 x) 2017 Substitute for lecture „Physical Chemistry I for Life Science (Quantum Chemistry)“ (for Prof. M. Drescher) 2015 – 2017 Practical course in solid state chemistry, supervision of experiment „CdSe Nanocrystals“ 2015 – 2016 Lecture “Inorganic Materials and Nanotechnology” 2015, 2016 Substitute for lecture “Surface Science“ (for Prof. S. Polarz) 2015, 2016 Substitute for lecture “Introduction to Solid State Chemistry“ (for Prof. S. Polarz) 2008 – 2011 Lab assistant in advances practical course in physical chemistry 2007 Tutor, physical chemistry II 2007 Tutor, mathematics for chemists II 2005 Tutor, inorganic chemistry for chemistry minors 2005 Tutor, physical chemistry I 2004, 2005 Week-long crash course “Chemistry for medical students” (2 x) 2004 – 2005 Tutor, mathematics for chemists I – III

Supervision of Scientific Theses: Since 2015 Florian Enders, PhD thesis, “Synthesis of Janus-type Semiconductor Nanorods with Axial Heterojunctions” 2017 Daniel Wurmbrand, Master thesis, “Analysis of size, stochiometry and growth kinetic of defined semiconductor clusters” 2017 Danja Fischli, Master thesis, “Synthesis and Control of Localised Impurity Dopants in Semiconductor Nanocrystals” Since 2018 Danja Fischli, PhD thesis, “Locally Doped Nanorods: Introducing Distance-Dependence in Excitonic Nanostructures” Since 2018 Michael Seybold, PhD thesis, “Cold Injection Synthesis of Nanoheterostructures based on Cluster Decomposition” Supervision of 7 bachelor theses in the period from 2009 – 2017.

Administration Experience: Since 2017 Elected chairperson of the Karriereforum/yPC in the German Bunsen Society (DBG) 2016 – 2018 Elected member of the executive committee of the Zukunftskolleg Konstanz (served maximum 2.5 year term) 2015 Recruitment committee for fellows of the Zukunftskolleg Konstanz (11th Call) 2006 Appointment committee, W3 professorship in inorganic chemistry, University of Hamburg 2005 – 2006 Faculty council, chemistry, University of Hamburg 2005 Appointment committee, W1 junior professorship in organic chemistry, University of Hamburg 2004 – 2005 Curriculum reform commission, chemistry, University of Hamburg 2002 – 2006 Elected member of the Student Representatives Council (Fachschaftsrat) for chemistry and food chemistry, University of Hamburg

Skills and Qualifications: § Optical absorption and fluorescence spectroscopy (steady state and time resolved), transient absorption spectroscopy § Confocal microscopy § Nuclear magnetic resonance (NMR) spectroscopy § High-resolution transmission electron microscopy (HRTEM) § X-ray diffraction methods § Synthesis of colloidal nanocrystals, heterostructure synthesis, nanoparticle self-assembly § Languages: German (mother tongue), English (fluent), Norwegian (good), French (basic), Polish (basic) § Programming languages: C, C++, Objective-C, Pascal, BASIC, Igor Pro, bash, Mathematica § Other computer skills: OriginPro, LaTeX, UNIX/Linux, macOS, Microsoft Windows, Microsoft Office

Publications in outlets with scientific quality control: 1. Marius Kunkel, Lukas Zeyffert, Stefan Schildknecht, Klaus Boldt, David Schlehek, Marcel Leist, Sebastian Polarz: Increasing the Resistance of Living Cells Against Oxidative Stress by Non-Natural Surfactants as Membrane Guards. ACS Appl. Mater. Interfaces 2018, accepted. 2. Daniel Wurmbrand, Jörg Wolfram Anselm Fischer, Rose Rosenberg, Klaus Boldt: Morphogenesis of anisotropic nanoparticles: self-templating via non-classical, fibrillar Cd2Se intermediates. Chem. Commun. 2018, 54, 7358-7361. 3. Gangcheng Yuan, Daniel Gomez, Nicholas Kirkwood, Klaus Boldt, Paul Mulvaney: Two Mechanisms Determine Quantum Dot Blinking. ACS Nano 2018, 12 (4), 3397-3405. 4. Bastian Trepka, Philipp Erler, Severin Selzer, Tom Kollek, Klaus Boldt, Mikhail Fonin, Ulrich Nowak, Daniel Wolf, Axel Lubk, Sebastian Polarz: Nanomorphology Effects in Semiconductors with Native Ferromagnetism: Hierarchical Europium (II) Oxide Tubes Prepared via a Topotactic Nanostructure Transition. Adv. Mater. 2017, 76, 1703612. 5. Klaus Boldt: Graded Shells in Semiconductor Nanocrystals, Z. Phys. Chem. 2017, 231 (1), 77-92. 6. Peng Zeng, Nicholas Kirkwood, Paul Mulvaney, Klaus Boldt, Trevor A. Smith: Shell Effects on Hole- Coupled Electron Transfer Dynamics from CdSe/CdS Quantum Dots to Methyl Viologen, Nanoscale 2016, 8, 10380-10387. 7. Klaus Boldt, Charusheela Ramanan, Alina Chanaewa, Matthias Werheid, Alexander Eychmüller: Controlling Charge Carrier Overlap in Type-II ZnSe/ZnS/CdS Core-Barrier-Shell Quantum Dots, J. Phys. Chem. Lett. 2015, 6, 2590-2597. 8. Gary A. Beane, Klaus Boldt, Nicholas Kirkwood, Paul Mulvaney: Energy Transfer Between Quantum Dots and Conjugated Dye Molecules, J. Phys. Chem. C 2014, 118 (31), 18079–18086. 9. Klaus Boldt, Kyra N. Schwarz, Nicholas Kirkwood, Trevor A. Smith, Paul Mulvaney: Electronic Structure Engineering in ZnSe/CdS Type-II Nanoparticles by Interface Alloying, J. Phys. Chem. C 2014, 118 (24), 13276–13284. 10. Klaus Boldt*, Nicholas Kirkwood*, Gary A. Beane, Paul Mulvaney: Synthesis of Highly Luminescent and Photo-Stable, Graded Shell CdSe/CdxZn1-xS Nanoparticles by In Situ Alloying, Chem. Mater. 2013, 25 (23), 4731–4738. 11. Klaus Boldt, Sebastian Jander, Kathrin Hoppe, Horst Weller: Characterization of the Organic Ligand Shell of Semiconductor Quantum Dots by Fluorescence Quenching Experiments, ACS Nano 2011, 5 (10), 8115–8123. 12. Marc Thiry*, Klaus Boldt*, Marija S. Nikolic, Florian Schulz, Michael Ijeh, Andjana Panicker, Tobias Vossmeyer, Horst Weller: Fluorescence Properties of Hydrophilic Semiconductor Nanoparticles with Tridentate Polyethylene Oxide Ligands, ACS Nano, 2011, 5 (6), 4965–4973. 13. Klaus Boldt: Simulating Spin Dynamics in NMR With a New Software Intended for Education: INSENSITIVE, Conc. Magn. Reson. Part A 2011, 38A (2), 17–24. 14. Kjetil Andreas Netland, Alexander Krivokapic, Markus Schröder, Klaus Boldt, Fredrik Lundvall, Mats Tilset: Synthesis, X-ray structures, and catalytic applications of palladium(II) complexes bearing N- heterocyclic iminocarbene ligands, J. Organomet. Chem. 2008, 693 (25), 3703–3710. 15. Klaus Boldt, Oliver T. Bruns, Nikolai Gaponik, Alexander Eychmüller: Comparative Examination of the Stability of Semiconductor Quantum Dots in Various Biochemical Buffers, J. Phys. Chem. B 2006, 110 (5), 1959–1963.

* The authors contributed equally to the work. Books, book chapters, and other publications: 1. K. Boldt, Semiconductor-based Nanoheterostructures: Characterization and Properties. In Hybrid Nanocrystal Architectures: Synthesis, Properties, and Applications; D. Cozzoli, Ed.; Imperial College Press: London, 2016; in press. 2. S. Polarz, K. Boldt, Formabhängige Eigenschaften und Kooperative Effekte, Nachr. Chem. 2018, in press. 3. K. Boldt, "Core/Shell Interface Alloying as a Means to Engineer the Electronic Structure of Semiconductor Nanocrystals", Bunsen-Magazin 2014, 16 (4), 182-186. 4. K. Boldt, “Untersuchungen an Halbleitenden Nanoheterostrukturen”, Dissertation, University of Hamburg, Verlag Görich & Weiershäuser, Marburg, 2011.

Conference contributions: 04/2010 MRS Spring Meeting, San Francisco, USA Oral presentation: Förster Resonance Energy Transfer Between Single Hydrophylic Quantum Dots and Organic Dye Molecules. 05/2010 Bunsen Conference, Bielefeld, Germany Oral presentation: Förster Resonance Energy Transfer Between Single Hydrophylic Quantum Dots and Organic Dye Molecules. 06/2011 Bunsen Conference, , Germany Oral presentation: Fluorescence Quenching of PEO-capped, water-soluble CdSe/CdS/ZnS Quantum Dots. 05/2012 NaNaX5, Fuengirola, Spain Oral presentation: Characterization of Quantum Dot PEO Ligand Shells by Fluorescence Quenching. 10/2013 Colloquium of the Alexander von Humboldt-Foundation, Sydney, Australia Oral presentation: Synthesis of Highly Luminescent and Stable CdSe/CdxZn1-xS Nano- particles by In-situ Alloying. 05/2014 NaNaX6, Bad Hofgastein, Austria Oral presentation: Engineering of the Electronic Structure of Core/Shell Quantum Dots by In-Situ Alloying. 05/2014 Bunsen Conference, Hamburg, Germany Oral presentation: Engineering of the Electronic Structure of Core/Shell Quantum Dots by In-Situ Alloying. 09/2014 FQDots14, Oxford, United Kingdom Oral presentation: Engineering of the Electronic Structure of Core/Shell Quantum Dots by In-Situ Alloying. 09/2014 Ostwald-Colloquium of the German Colloid Society, Mainz, Germany Poster presentation: Engineering of the Electronic Structure of Core/Shell Quantum Dots by In-Situ Alloying. 05/2015 Bunsen Conference, Bochum, Germany Oral presentation: Controlling Charge Carrier Overlap in Type-II ZnSe/ZnS/ CdS Core- Barrier-Shell Quantum Dots. 09/2015 FQDots15, Santiago de Compostela, Spain Oral presentation: Controlling Charge Carrier Overlap in Type-II ZnSe/ZnS/ CdS Core- Barrier-Shell Quantum Dots. 04/2016 NaNaX7, Marburg, Germany Oral presentation: Environmental Effects on the Synthesis and Photo-Stability of Semi- conductor Nanocrystals. 05/2016 Bunsen Conference, Rostock, Germany Oral presentation: Environmental Effects on the Synthesis and Photo-Stability of Semi- conductor Nanocrystals. 05/2017 Steinheimer Gespräche des Fonds der Chemischen Industrie, Wiesbaden, Germany Oral presentation: Two Temperature Extremes: Hard and Soft Shell Nanocrystals 05/2017 Bunsen Conference, Kaiserslautern, Germany Oral presentation: Effects of Grading in Core/Shell/Shell Quantum Dots. 07/2017 NaNaX8, Braga, Portugal Oral presentation: Effects of Grading in Core/Shell/Shell Quantum Dots. 09/2017 FQDots17, Barcelona, Spain Poster presentation: Non-Classical Nucleation of CdSe Nanocrystals and the Role of Magic-Sized Clusters in the Presence of Protic Additives. 05/2018 Bunsen Conference, Hannover, Germany Oral presentation: Morphogenesis of Anisotropic Nano-particles: Self-templating via non- classical, Fibrillar Cd2Se Intermediates.

Invited talks: 06/2014 University of Tübingen, institute for physical chemistry (Dr. Marcus Scheele) Oral presentation: Engineering of the Electronic Structure of Core/Shell Quantum Dots by In- Situ Alloying. 06/2014 University of Konstanz (Prof. Dr. Sebastian Polarz) Oral presentation: Engineering and Probing the Core/Shell Structure of Semiconductor Quantum Dots. 06/2014 , SFB 840 seminar (Prof. Dr. Andreas Fery) Oral presentation: Control of the Fluorescence and Electronic Structure of Semicon- ductor Nanocrystals with Core/Shell Structures. 10/2014 LMU Munich, photonics seminar (Prof. Dr. Jochen Feldmann) Oral presentation: Semiconductor Nanocrystals with Core/Shell Morphology: Probing and Controlling Fluorescence and Electronic Structure. 10/2014 University of Hamburg, lecture series „Electronic Materials“ (PD Dr. Christian Klinke) Oral presentation: In Rank and File: Introduction to the Electronic Structure of Solids, Nanocrystals and Superlattices. (held in German) 10/2016 The University of Melbourne (Prof. Dr. Trevor A. Smith) Oral presentation: Magic Size Clusters, Soft Shells, und Unforgiving Quantum Dots: How Surface and Interfaces Control Nanocrystals Behaviour 11/2016 Fraunhofer ISC Würzburg, Particle-Based Materials Workshop Oral presentation: Semiconductor Nanocrystals with Graded Shells. 02/2017 Leibnitz University Hannover, Functional Nanomaterials Group (Dr. Nadja-Carola Bigall) Oral presentation: Semiconductor Nanocrystals with Graded Shells. 04/2017 ETH Zürich, Optical Materials Engineering Laboratory (Prof. Dr. David Norris) Oral presentation: Semiconductor Nanocrystals with Graded Shells. 05/2017 TU Delft, Chemical Engineering Faculty Colloquium (Dr. Jannika Lauth) Oral presentation: Effects of Grading in Core/Shell/Shell Quantum Dots. 10/2017 The University of Sydney (Dr. Asaph Widmer-Cooper) Oral presentation: Non-Classical Nucleation of CdSe Nanocrystals and the Role of Magic-Sized Clusters in the Presence of Protic Additives.