Disentangling catalysis and mass transport - Universit?t Bremen_澳门皇冠

3D Materials Analytics| Correlated Workflows| X-Ray Diffraction| Electron Microscopy| 15.01.2025

Effect of intrinsic heat treatment on the precipitate formation of X40CrMoV5–1 tool steel during laser-directed energy deposition: A coupled study of atom probe tomography and in situ synchrotron X-ray diffraction

Antonio Carlos de F. Silveira, Lisa T. Belkacemi, Pedro José de Castro, Marco Schowalter, Rainer Fechte-Heinen, Jérémy Epp

Acta Materialia 283 (2025): 120488

https://doi.org/10.1016/j.actamat.2024.120488

Additively manufactured components are generally heat treated to remove the undesired…

Materials Modelling| X-Ray Diffraction| Spectroscopy| 01.11.2024

Synthesis, structural and spectroscopic characterization of defect-rich forsterite as a representative phase of Martian regolith

Muchammad Izzuddin Jundullah Hanafi, Lorenzo Bastonero, Mohammad Mangir Murshed, Lars Robben, Wilke Dononelli, Andrea Kirsch, Nicola Marzari, Thorsten M. Gesing

IUCrJ 11 (2024): 977-990

https://doi.org/10.1107/S2052252524009722

Regolith draws intensive research attention because of its importance…

Mechanochemical synthesis of (Mg1?xFe x )2SiO4 olivine phases relevant to Martian regolith: structural and spectroscopic characterizations article picture

X-Ray Diffraction| Spectroscopy| 30.07.2024

Mechanochemical synthesis of (Mg???Fe?)?SiO? olivine phases relevant to Martian regolith: structural and spectroscopic characterizations

Izzuddin Jundullah Hanafi, M. Mangir Murshed, Lars Robben, Thorsten M. Gesing

Zeitschrift für Kristallographie - Crystalline Materials (2024)

https://doi.org/10.1515/zkri-2024-0078

To fabricate metals from the base materials for future Mars exploration, synthesis of representative olivine phases…

X-Ray Diffraction| Spectroscopy| Electron Microscopy| 12.07.2024

Broadening the Realm of Nanoporous Gold Catalysts: Preparation and Properties When Emanating from AuCu as Parent Alloy

Jorge Adrian Tapia Burgos, Christoph Mahr, Alex Ricardo Silva Olaya, Lars Robben, Marco Schowalter, Thorsten Gesing, Andreas Rosenauer, Gunther Wittstock, Arne Wittstock, Marcus B?umer

ChemCatChem (2024): e202400280

https://doi.org/10.1002/cctc.202400280

Nanoporous gold (npAu) attracted…

X-Ray Diffraction| 13.06.2024

Synthesis of a stable crystalline nitrene

Marvin Janssen, Thomas Frederichs, Marian Olaru, Enno Lork, Emanuel Hupf, Jens Beckmann

Science 385(6706) (2024): 318-321

DOI: 10.1126/science.adp4963

Nitrenes are a highly reactive, yet fundamental, compound class. They possess a monovalent nitrogen atom and usually a short life span, typically…

The Picture of Synthesis and characterization of (Pb1?xSr x )MnBO4: a structural and spectroscopic study (2024)

Materials Modelling| X-Ray Diffraction| 06.03.2024

Synthesis and characterization of (Pb??? Sr? )MnBO?: a structural and spectroscopic study

Carla M, Uribe-Rincon, M Mangir Murshed, Thorsten M. Gesing

Journal of Crystallography - Crystalline Materials 239 (2024): 3-4

https://doi.org/10.1515/zkri-2023-0056

The presence of ns 2 stereo-chemical active lone electron pairs (LEPs) causes asymmetric atomic environments around a given p…

MAPEX Research Highlights| 16.10.2023

Quantitative three-dimensional local order analysis of nanomaterials through electron diffraction

Ella Mara Schmidt, Paul Benjamin Klar, Yasar Krysiak, Petr Svora, Andrew L. Goodwin, Luke Palatinus

Nature Communications 14 (2023): 6512

doi: 10.1038/s41467-023-41934-y

Structure-property relationships in ordered materials have long been a core principle in materials design. However, the…

Halide-sodalites: thermal expansion, decomposition and the Lindemann criterion pics

Materials Modelling| X-Ray Diffraction| 27.01.2023

Halide-sodalites: thermal behavior at low temperatures and local deviations from the average structure

Marius Wolpmann, Martin Etter, Andrea Kirsch, Filippo Balzaretti, Wilke Dononelli, Lars Robben, Thorsten M. Gesing

Zeitschrift für Kristallographie - Crystalline Materials 238 (2023): 27 - 38

https://doi.org/10.1515/zkri-2022-0037

Sodalites of the general type |Na8X2|[T1T2O4]6 with X = Cl?, Br?,…

On red tin (II) oxide: temperature-dependent structural, spectroscopic, and thermogravimetric properties

Sarah Wittmann, M. Mangir Murshed, Thorsten M. Gesing

Z. Anorg. Allg. Chem. 648 (2022): e20220031

https://doi.org/10.1002/zaac.202200311

Polycrystalline red tin(II)oxide (RSO) has been synthesized by a fast reflux method. X-ray powder diffraction (XRPD) data Rietveld refinement confirms the…

Correlated Workflows| In-situ, real-time investigations| X-Ray Diffraction| 01.11.2022

Effects of iron substitution and anti-site disorder on crystal structures, vibrational, optical and magnetic properties of double perovskites Sr?(Fe???Ni?)TeO?

Asmaa Zaraq, Duncan H. Gregory, Brahim Orayech, Josu M. Igartua, Abdeslam El Bouari, James D. Eales, Paul A. Bingham and Thorsten M. Gesing

Dalton Transactions 45 (2022): 4086

https://doi.org/10.1039/D2DT02447K

The double-perovskite series, Sr2(Fe1?xNix)TeO6 (x = 0, 0.25, 0.50, 0.75, and 1) has…

X-Ray Diffraction| Spectroscopy| 28.10.2022

Nano-crystalline precursor formation, stability, and transformation to mullite-type visible-light photocatalysts

Thorsten M. Gesing, M. Mangir Murshed, Selina Schuh, Oliver Thüringer, Konrad Kr?mer, Tim Neudecker, Cecilia B. Mendive & Lars Robben

Journal of Materials Science 57 (2022): 19280-19299

https://doi.org/10.1007/s10853-022-07854-w

A new precursor for the formation of mullite-type visible-light…

X-Ray Diffraction| 14.03.2022

Revisiting the Growth of Large (Mg,Zr):SrGa??O?? Single Crystals: Core Formation and Its Impact on Structural Homogeneity Revealed by Correlative X-ray Imaging

Christo Guguschev, Carsten Richter, Mario Brützam, Kaspars Dadzis, Christian Hirschle, Thorsten M. Gesing, Michael Schulze, Albert Kwasniewski, Jürgen Schreuer, Darrell G. Schlom

Crystal Growth and Design 22 (2022): 2557–2568

https://doi.org/10.1021/acs.cgd.2c00030

We demonstrate the growth of…

X-Ray Diffraction| 07.02.2022

Halide-sodalites: thermal expansion, decomposition and the Lindemann criterion

Marius Wolpmann, Lars Robben, Thorsten M. Gesing

Zeitschrift für Kristallographie - Crystalline Materials 237 (2022): 1-3

https://doi.org/10.1515/zkri-2022-0004

Twelve cubic sodalites |Na8X2|[T1T2O4]6 (T1 = Al3+, Ga3+; T2 = Si4+, Ge4+; X = Cl?, Br?, I?) were examined using high-temperature (HT)…

X-Ray Diffraction| 28.10.2020

Crystal structure and temperature-dependent properties of Na?H?Ga?GeO? – a novel gallogermanate

Irma Peschke, Lars Robben, Christof K?hler, Thomas Frauenheim, Josef-Christian Buhl, Thorsten M. Gesing

Zeitschrift für Naturforschung B 75 (2020): 9-10

https://doi.org/10.1515/znb-2020-0159

Synthesis, crystal structure and temperature-dependent behavior of Na2H4Ga2GeO8 are reported. This novel…

X-Ray Diffraction| 01.07.2020

On the nature of the phase transitions of aluminosilicate perrhenate sodalite

Hilke Petersen, Lars Robben, Thorsten M. Gesing

Zeitschrift für Kristallographie - Crystalline Materials 235 (2020): 6-7

https://doi.org/10.1515/zkri-2020-0027

The temperature-dependent structure-property relationships of the aluminosilicate perrhenate sodalite |Na8(ReO4)2|[AlSiO4]6 (ReO4-SOD)…

X-Ray Diffraction| 21.11.2018

Low-temperature anharmonicity and symmetry breaking in the sodalite |Na?I?|[AlSiO?]?

Lars Robben, Isaac Abrahams, Michael Fischer, Stephen Hull, Martin T. Dove und Thorsten M. Gesing

Zeitschrift für Kristallographie - Crystalline Materials (2018) 234, Heft 4

https://doi.org/10.1515/zkri-2018-2122

The aluminosilicate iodide sodalite |Na8I2|[AlSiO4]6 was examined by…

X-Ray Diffraction| 08.11.2018

Temperature-dependent Structural and Spectroscopic Studies of (Bi???Fe?)FeO?

Andrea Kirsch, M. Mangir Murshed, Melanie J. Kirkham, Ashfia Huq, F. Jochen Litterst and Thorsten M. Gesing

The Journal of Physical Chemistry C (2018) 122 (49), 28280–28291

https://doi.org/10.1021/acs.jpcc.8b05740

We report on temperature-dependent structural and spectroscopic features of (Bi1–xF…

X-Ray Diffraction| 05.10.2017

Structural and spectroscopic comparison between polycrystalline, nanocrystalline and quantum dot visible light photo-catalyst Bi?WO?

Michael Teck, M. Mangir Murshed, Marco Schowalter, Niels Lefeld, Henrike K. Grossmann, Tim Grieb, Thomas Hartmann, Lars Robben, Andreas Rosenauer, Lutz M?dler, Thorsten M.Gesing

Journal of Solid State Chemistry (2017) 254, 82-89

https://doi.org/10.1016/j.jssc.2017.07.013

The structural and…