2D materials

Key aspect is the growth of 2D transition metal dichalcogenides such as MoS2 and WS2 by atomic layer deposition (ALD).

Project related publications

Project related presentations at conferences

Project related bachelor thesis

Project related publications

 

Atomic vs. sub-atomic layer deposition: impact of growth rate on the optical and structural properties of MoS2 and WS2

Christian Tessarek, Tim Grieb, Florian F. Krause, Christian Petersen, Alexander Karg, Alexander Hinz, Niels Osterloh, Christian Habben, Stephan Figge, Jon-Olaf Krisponeit, Thomas Schmidt, Jens Falta, Andreas Rosenauer, Martin Eickhoff

2D Materials 11, 025031 (2024)

DOI: 10.1088/2053-1583/ad3134

 

 

Controlled Laser-Thinning of MoS2 Nanolayers and Transformation to Amorphous MoOx for 2D Monolayer Fabrication

Christian Tessarek, Oleg Gridenco, Martin Wiesing, Jan Müßener, Stephan Figge, Kathrin Sebald, Jürgen Gutowski, Martin Eickhoff

ACS Applied Nano Materials 4, 7490 (2020)

DOI: 10.1021/acsanm.0c01104

 

 

Excitons Bound to Defect States in Two-dimensional (2D) MoS2

Oleg Gridenco, Kathrin Sebald, Christian Tessarek, Sven Mehrkens, Martin Eickhoff, Jürgen Gutowski

IEEE Transactions on Nanotechnology 20, 400 (2021)

DOI: 10.1109/TNANO.2021.3076574

 

 

Project related presentations at conferences

 

Poster: Multi-method characterization of initial growth of a MoS2 layer by atomic layer deposition

Christian Petersen, Christian Tessarek, Alexander Karg, Alexander Hinz, Niels Osterloh, Martin Eickhoff

Spring Meeting of the Deutsche Physikalische Gesellschaft, Berlin, March 2024

 

 

Talk: Impact of atomic layer deposition growth rate on the properties of MoS2 and WS2

Christian Tessarek, Tim Grieb, Florian F. Krause, Christian Petersen, Alexander Karg, Alexander Hinz, Niels Osterloh, Christian Habben, Stephan Figge, Andreas Rosenauer, Martin Eickhoff

Spring Meeting of the Deutsche Physikalische Gesellschaft, Berlin, March 2024

 

 

Talk: Optical and structural properties of ternary MoWS2 grown by atomic layer deposition

Christian Tessarek, Tim Grieb, Andreas Rosenauer, Martin Eickhoff

Graphene2023, Manchester (UK), June 2023

 

 

Talk: Atomic layer deposition of horizontal and vertical MoS2/WS2 heterostructures

Christian Tessarek, Tim Grieb, Andreas Rosenauer, Martin Eickhoff

Spring Meeting of the Deutsche Physikalische Gesellschaft, Dresden, March 2023

 

 

Talk: Atomic layer deposition of ternary MoWS2

Christian Tessarek, Tim Grieb, Andreas Rosenauer, Martin Eickhoff

Spring Meeting of the Deutsche Physikalische Gesellschaft, Regensburg, September 2022

 

 

Talk: Atomic layer deposition of MoS2 layers and the influence of subsequent annealing on the optical and structural properties

Christian Tessarek, Tim Grieb, Andreas Rosenauer, Martin Eickhoff

Graphene2022, Aachen, July 2022

 

 

Talk: Atomic layer deposition and impact of subsequent annealing on the optical and structural properties of MoS2 layers

Christian Tessarek, Tim Grieb, Andreas Rosenauer, Martin Eickhoff

Meeting of the Deutsche Gesellschaft für Kristallwachstum und Kristallzüchtung (DGKK), Bremen, May 2022

 

 

Poster: From multi- to monolayer: monitoring the time-evolution of laser-induced thinning of MoS2 layers by Raman and photoluminescence spectroscopy

Christian Tessarek, Oleg Gridenco, Jan Müssener, Stephan Figge, Kathrin Sebald, Jürgen Gutowski, Martin Eickhoff

Spring Meeting of the Deutsche Physikalische Gesellschaft, Regensburg, April 2019

 

 

Poster: Influence of oxygen and water on the stability and optical properties of monolayer MoS2

Christian Tessarek, Oleg Gridenco, Kathrin Sebald, Stephan Figge, Jürgen Gutowski, Martin Eickhoff

Spring Meeting of the Deutsche Physikalische Gesellschaft, Berlin, March 2018

 

Project related bachelor thesis

 

Verknüpfung der optischen und morphologischen Eigenschaften binärer und ternärer Übergangsmetall-Dichalkogenide

Christian Jan Petersen, 2024

 

 

Untersuchung der laserinduzierten Abdünnung von MoS2

Michael Paul, 2021