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Research Highlights 2020

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MAPEX Research Highlights|

Intermolecular conical intersections in molecular aggregates

Antonietta De Sio, Ephraim Sommer, Xuan Trung Nguyen, Lynn Groß, Duško Popović, Benjamin Tyler Nebgen, Sebastian Fernandez-Alberti, Stefano Pittalis, Carlo Andrea Rozzi, Elisa Molinari, Elena Mena-Osteritz, Peter Bäuerle, Thomas Frauenheim, Sergei Tretiak & Christoph Lienau

Nat. Nanotechnol.

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MAPEX Research Highlights|

Towards automation of wind energy rotor blade production: a review of challenges and application examples

Jan-Hendrik Ohlendorf, Marvin Richrath, Jan Franke, Michael Brink, Klaus-Dieter Thoben

ADVANCED MANUFACTURING: POLYMER & COMPOSITES SCIENCE (2020)

doi: 10.1080/20550340.2020.1838224

Current wind turbine rotor blades have a significant impact on the cost of the turbine, which is mainly a…

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Strukturen
MAPEX Research Highlights|

Deconfinement of Mott localized electrons into topological and spin–orbit-coupled Dirac fermions

José M. Pizarro, Severino Adler, Karim Zantout, Thomas Mertz, Paolo Barone, Roser Valentí, Giorgio Sangiovanni, Tim O. Wehling

npj Quantum Materials (2020) 5, Article number: 79

doi: 10.1038/s41535-020-00277-3

The interplay of electronic correlations, spin–orbit coupling and topology holds…

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Figure from paper
MAPEX Research Highlights|

Influence of plasmon excitations on atomic-resolution quantitative 4D scanning transmission electron microscopy

A. Beyer, F.F. Krause, H.L. Robert, S. Firoozabadi, T. Grieb, P. Kükelhan, D. Heimes, M. Schowalter, K. Müller-Caspary, A. Rosenauer, K. Volz

Scientific Reports (2020) 10 (1), art. no. 17890

doi: 10.1038/s41598-020-74434-w

Scanning transmission electron microscopy (STEM) allows to gain…

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Figure from paper
MAPEX Research Highlights|

Controlled Laser-Thinning of MoS2Nanolayers and Transformation to Amorphous MoOxfor 2D Monolayer Fabrication

C. Tessarek, O. Gridenco, M. Wiesing, J. Müssener, S. Figge, K. Sebald, J. Gutowski, M. Eickhoff

ACS Applied Nano Materials (2020) 3 (8), 7490-7498.

doi:10.1021/acsanm.0c01104

Laser-thinning of 2D materials such as MoS2 is a promising approach for a local reduction of the number of multilayers…

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Microfibers
MAPEX Research Highlights|

Wet-spinning of magneto-responsivehelical chitosan microfibers

Dorothea Brüggemann, Johanna Michel, Naiana Suter, Matheus Grande de Aguiar, Michael Maas

Beilstein J. Nanotechnology (2020) 11, 991–999.

doi:10.3762/bjnano.11.83

Helical structures can be found in nature at various length scales ranging from the molecular level to the macroscale. Due to…

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Simulation eines turbulenten Blutstroms
MAPEX Research Highlights|

Nonlinear hydrodynamic instability and turbulence in pulsatile flow

Duo Xu, Atul Varshney, Xingyu Ma, Baofang Song, Michael Riedl, Marc Avila, Björn Hof

PNAS (2020) 117, 11233-11239

https://doi.org/10.1073/pnas.1913716117

Pulsating flows through tubular geometries are laminar provided that velocities are moderate. This in particular is also believed to apply to…

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Bild Paper
MAPEX Research Highlights|

Strong Macroscale Supercrystalline Structures by 3D Printing Combined with Self‐Assembly of Ceramic Functionalized Nanoparticles

Berta Domènech, Alvin T. L. Tan, Hans Jelitto, Eduardo Zegarra Berodt, Malte Blankenburg, Oliver Focke, Jaclyn Cann, C. Cem Tasan, Lucio Colombi Ciacchi, Martin Müller, Kaline P. Furlan, A. John Hart, Gerold A. Schneider

Advanced Engineering Materials (2020) 22, 2000352

https://doi.org/10.1002/ade…

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Diagramm
MAPEX Research Highlights|

Additive manufacturing of heavy rare earth free high-coercivity permanent magnets

Volegov, A.S., Andreev, S.V., Selezneva, N.V., Ryzhikhin, I.A., Kudrevatykh, N.V., Mädler, L., Okulov, I.V.

Acta Materialia (2020) 188, 733-739

https://doi.org/10.1016/j.actamat.2020.02.058

Laser based powder bed fusion is a promising manufacturing method that can be used for the fabrication of…

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Moleküle
MAPEX Research Highlights|

Simulation-based evaluation of zeolite adsorbents for the removal of emerging contaminants

Michael Fischer

Materials Advances(2020) 1, 86-98

DOI: 10.1039/d0ma00025f

A number of experimental studies have evaluated the potential of hydrophobic high-silica zeolites for the adsorptive removal of emerging organic contaminants, such as pharmaceuticals and personal care products, from water.…

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AIMD Simulation
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What Changes on the Inverse Catalyst? Insights from CO Oxidation on Au-Supported Ceria Nanoparticles Using Ab Initio Molecular Dynamics

Yong Li, Shikun Li, Marcus Bäumer, Elena A. Ivanova-Shor, Lyudmila V. Moskaleva

ACS Catalysis (2020) 10, 3164-3174

https://doi.org/10.1021/acscatal.9b05175

Gold-supported ceria nanoparticles (CeOx/Au), constituting an inverse system with respect to the more commonly studied ceria-supported gold…

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nsCouette – A high-performance code for direct numerical simulations of turbulent Taylor–Couette flow
MAPEX Research Highlights|

nsCouette – A high-performance code for direct numerical simulations of turbulent Taylor–Couette flow

Jose Manuel Lopez, Daniel Feldmann, Markus Rampp, Alberto Vela-Martin, Liang Shi, Marc Avila

Software X (2020) 11, 100395

https://doi.org/10.1016/j.softx.2019.100395

We present nsCouette, a highly scalable software tool to solve the Navier–Stokes equations for incompressible fluid flow between…

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Desalination
MAPEX Research Highlights|

Lithium recovery from diluted brine by means of electrochemical ion exchange in a flow-through-electrodes cell

Maria Sofia Palagonia, Doriano Brogioli, Fabio La Mantia

Desalination (2020) 475, 114192

DOI: 10.1016/j.desal.2019.114192

Lithium is becoming an important raw material due to the expansion of the market of lithium-ion batteries, required for electric vehicles and for stationary energy storage.…

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Scheme of the applied PFG-STE sequence
MAPEX Research Highlights|

Pore-Scale Analysis of Axial and Radial Dispersion Coefficients of Gas Flow in Macroporous Foam Monoliths Using NMR-based Displacement Measurements

Mojtaba Mirdrikvand, Mehrdad Sadeghi, M. Nurul Karima, Jörg Thöming, Wolfgang Dreher

Chemical Engineering Journal (2020) 388 124234

https://doi.org/10.1016/j.cej.2020.124234

A micro-scale analysis of mass transport in ceramic foams that are used as catalyst supports in gas phase reactions is of…

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Model‐Based Nanoengineered Pharmacokinetics of Iron‐Doped Copper Oxide for Nanomedical Applications
MAPEX Research Highlights|

Model-Based Nanoengineered Pharmacokinetics of Iron-Doped Copper Oxide for Nanomedical Applications

M. Sc. Hendrik Naatz, Dr. Bella B. Manshian, Dr. Carla Rios Luci, Dr. Vasiliki Tsikourkitoudi, Prof. Dr. Yiannis Deligiannakis, Dr. Johannes Birkenstock, Dr. Suman Pokhrel, Prof. Dr. Lutz Mädler, Dr. Stefaan J. Soenen

Angewandte Chemie - International Edition (2020) 59, 1828-1836

https://doi.org/1…

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ACS Applied Nano Materials
MAPEX Research Highlights|

Rare-Earth-Doped Y4Al2O9 Nanoparticles for Stable Light-Converting Phosphors

Chenyang Liu, Suman Pokhrel, Christian Tessarek, Haipeng Li, Marco Schowalter, Andreas Rosenauer, Martin Eickhoff, Shuiqing Li, Lutz Mädler

ACS Applied Nano Materials (2020) 3, 699-710.

https://doi.org/10.1021/acsanm.9b02231

The ternary mixed metal oxides with high specific surface area are…

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is(ferrocenyl)phosphenium Ion Revisited
MAPEX Research Highlights|

The Bis(ferrocenyl)phosphenium Ion Revisited

Dr. Marian Olaru, Alexandra Mischin, Lorraine A. Malaspina, Dr. Stefan Mebs, Prof. Dr. Jens Beckmann

Angewandte Chemie- International Edition (2020) 59, Pages 1581-1584

https://doi.org/10.1002/anie.201913081

The bis(ferrocenyl)phosphenium ion, [Fc2P]+, reported by Cowley et al. (J. Am. Chem. Soc.…

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