No success without a great team

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Diversity is Strength! 

Dr. Mo Sun

Mo joined Walther Lab in May 2019 after earning his Ph.D from Nankai University in 2014 followed by postdoctoral stays at Shanghai Jiao Tong University and University of California Los Angeles. He is working on DNA based active materials.

Dr. Wenwen Fang

I joined the Walther group in 2018 after I received my PhD degree in Material Science at Aalto University. I am working on nanocellulose materials and my future research will be focused on developing advanced hybrid hydrogels to meet the requirements for cell culture and manipulating cell functions in 3D microenvironments. 

Dr. Xinlong Fan

I earned my doctoral degree from Northwestern Polytechnical University in China. Now I am a CSC/DAAD funded postdoc in the Walther group and I study on spatial and time-programmed control of nanofibril self-assembly.

Dr. Ralf Hanselmann

Staff scientist with a background in physical polymer chemistry

Dr. Jiaqi Guo

Jiaqi studied in China and Finland and joined us after his PhD at Aalto University in Helsinki. He is now an Alexander von Humboldt postdoctoral fellow and looks at functional nanocellulose materials.

Dr. Indrajit Maity

Indrajit joined Walther Lab in early 2019 after obtaining his Ph.D from Indian Institute of Technology Indore (IIT Indore) in 2015 followed by a long term postdoctoral stay at Prof. Gonen Askenasy Lab in Ben-Gurion University of the Negev, Israel. His research interests focus on broad range of topics from supramolecular self-assembly to system chemistry including dissipative system, self-replication and non-linear phenomena such as bistability, oscillating reaction networks. Currently, he is working on the development of mechanical training-based polymer memory materials under out of equilibrium.

Dr. Avik Samanta

Avik joined Walther Lab in 2017 after earning his Ph.D. from the University of Münster, Germany in 2015 followed by a postdoctoral stay at the Northwestern University, USA. His research interests span a broad range of topics focusing largely on macrocyclic chemistry, artificial membrane, and dissipative self-assembly. Currently, he is developing kinetically driven self-assembly pathways using a symbiotic control of thermal responsiveness and sequence-specific hybridization of DNA multiblock polymers

Dr. Xuyang Yao

Xuyang Yao obtained his B.S. degree in applied chemistry in 2011 and Ph.D. in applied chemistry in 2016 under the supervision of Professor He Tian from East China University of Science and Technology (ECUST). During his PhD, he also worked in a collaborative project that combined supramolecular self-assembling systems with nanopore technology with Professor Yitao Long’s group. After obtaining his PhD, he worked for one year in the same institute with Professor Xiang Ma to study room-temperature-phosphorescence materials before moving to the University of Freiburg as post-doc for the joint FRIAS-USIAS project between Profs. Andreas Walther and Nicolas Giuseppone. Xuyang Yao will also work at the University of Strasbourg for half of the project period. His research interest focuses on controllable and functional supramolecular self-assemblies, polymers, and supramolecular light-responsive systems and optical materials.

Jie Wang

Jie Wang was born in 1993 and grew up in Anhui, China. She received her B.S. degree in fine chemicals from East China University of Science and Technology (ECUST) in 2015. Now she is a Ph.D. candidate in applied chemistry at ECUST under the supervision of Prof. He Tian and Prof. Xiang Ma. Her interests include supramolecular self-assembling systems and room-temperature phosphorescence materials. She will study in Walther lab for one year and work on self-assembling bioinspired high-performance nanocomposites with room-temperature phosphorescence.

Sunel de Kock

I come from South Africa and studied chemistry at the University of Stellenbosch. I have a background in computational chemistry and I'm currently enrolled in the MSc Sustainable Materials - Polymer Science at the universities of Freiburg and Strasbourg. As part of this MSc, I'm doing a research internship in the Walther group aimed at producing polymer nanocomposite materials with mechanochromic luminescence.

Kosuke Terayama

I joined as a exchange student in Walther lab for 1 year from Yamagata University, Japan. I am working on mechanochromic luminescence in polymer network in this internship.

Claudius Lupfer

I joined the Walther group to complete my master degree in chemistry.

In my thesis I am working on controlled polymerization at the junction between polymer chemistry and DNA-nanoscience.

Cecilia Oluwadunsin Akintayo

I studied chemistry at Clausthal University of Technology and i'm now enrolled in the "Master of Sustainable Materials – Polymer Sciences" program at the University of Freiburg. Cecilia is now working on her PhD thesis in the framework of the DFG Cluster of Excellence livMatS and is interested in mechano-adaptive DNA hydrogels.

Guido Creusen

I joined the Walther group as a PhD candidate after completing my Chemistry degree at the RWTH Aachen University. The aim of my research is the development of bioinspired polymer hybrid materials with unusual mechanical and active properties.

Jie Deng

Jie Deng received his Bachelor’s and Master’s degrees both in Polymer Materials at Sichuan University, China. After a short stay in Prof. Joachim P. Spatz’s group at the MPI for Medical Research he joined Prof. Andreas Walther’s group at the University of Freiburg for PhD thesis on DNA based active matter and time-programmed materials.

Alex Eckert

Alex studied at the FH Aachen and now conducts his PhD in the field of nacre-mimetics in a joint supervision between Aachen (FH + DWI) and Freiburg

Jonas Heckel

Jonas Heckel studied chemistry in Freiburg and is now working on a PHD investigating the differences between dissipative environment and dissipative structure concepts for the design of hydrogel materials

Daniel Hoenders

Daniel Hoenders studied chemistry in Aachen and is now working on his PhD in the framework of light-swtichable and light-adaptive nanocellulose materials.

Dejin Jiao

I am from China and now a PhD candidate in Walther group. My topic is about molecular engineering of light-adaptive self-assembled bioinspired nanocomposites.

Saskia Gröer

After graduating from the RWTH Aachen I moved along with the Walther Group to Freiburg. My PhD topic aims at self-assembling bioinspired systems.

Jin Liu

My name is Jin Liu.I studied at Northwestern Polytechnical Univeisity and now condusts my PHD in the field of biomimetic nanocomposites in a joint supervision between NWPU and Freiburg. 

Wei Liu

I received my Master’s degrees from Beijing University of Chemical Technology, China. Now I am a PhD candidate in Walther group and my topic is about the fundamentals and applications of colloidal structures formed through phase-segregating DNA structures.

Francisco Lossada

Francisco joined the Walther Group as a PhD candidate after completing his Materials Engineer Diploma at the Simon Bolivar University in Venezuela. Currently he is a DAAD Scholarship Holder and his PhD topic aims at vitrimers and molecular engineering of bio-inspired nanocomposites and understanding of mechanical properties.

Sebastian Löscher

I received my Master in Chemistry from the RWTH Aachen University in 2016 working on temperature driven DNA Self-Assemblies. Currently I am a doctoral student in the Walther-Lab working on Non-Equilibrium Self-Assemblies in Biohybrid Systems.

Simon Ludwanowski

I graduated from the RWTH Aachen in chemistry. My PhD studies in the Walther Group focus on the synthesis and characterization of functional microgel assemblies within the SFB 985 and their prospective application in 3D / 4D printing.​

Wenqian Yu

Wenqian studied between Uni-Freiburg and Uni-Strasbourg in an International Master programme in Polymer Science (IM-PolyS) after obtaining bachelor degree in applied chemistry in Nanjing Normal University. She is working on a PhD project in the realm of bioinspired nanocomposites.

Charu Sharma

I received my Masters degree in Chemistry from Indian Institute of Technology Delhi (IIT Delhi) and my Masters thesis focussed on developing novel methods for the synthesis of organic compounds employing Photoredox Catalysis. Now i am working on my PhD thesis in the framework of European Training Network (ETN) and is interested in the autonomous and dynamic feedback driven self-assembly of bio-hybrid materials.

Oliver Skarsetz

After conducting two internships in industry as part of my bachelor’s degree in Chemical Engineering at the University of Applied Sciences Esslingen, I decided to continue my studies in the International Master program of Polymer Science between the University of Freiburg and Strasbourg. I’m currently working on my master thesis in the group focusing on the development of adaptive polymer materials.

Emma Chen


Marina Hagios

Lab technician working on GPC and other analytical techniques

Carola Sturm

Lab Technician working on thermal analysis and bioinspired nanocomposites

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