X-ray studies bridge the molecular and macro length scales during the emergence of CoO assemblies
Lukas Grote, Cecilia A. Zito, Kilian Frank, Ann-Christin Dippel, Patrick Reisbeck, Krzysztof Pitala, Kristina O. Kvashnina, Stephen Bauters, Blanka Detlefs, Oleh Ivashko, Pallavi Pandit, Matthias Rebber, Sani Y. Harouna-Mayer, Bert Nickel, Dorota Koziej
Nature Communications
10.1038/s41467-021-24557-z / https://doi.org/10.1038/s41467-021-24557-z

Selective magnetometry of superparamagnetic iron oxide nanoparticles in liquids
Juliusz Kuciakowski, Angelika Kmita, Dorota Lachowicz, Magdalena Wytrwal-Sarna, Krzysztof Pitala, Sara Lafuerza, Dorota Koziej, Amélie Juhin, Marcin Sikora
Nanoscale
10.1039/d0nr02866e / http://pubs.rsc.org/en/content/articlepdf/2020/NR/D0NR02866E

Imaging Cu₂O nanocube hollowing in solution by quantitative in situ X-ray ptychography
Lukas Grote, Martin Seyrich, Ralph Döhrmann, Sani Y. Harouna-Mayer, Federica Mancini, Emilis Kaziukenas, Irene Fernandez-Cuesta, Cecilia A. Zito, Olga Vasylieva, Felix Wittwer, Michal Odstrčzil, Natnael Mogos, Mirko Landmann, Christian G. Schroer, Dorota Koziej
Nature Communication
10.1038/s41467-022-32373-2 / https://www.nature.com/articles/s41467-022-32373-2#citeas

Multimodal imaging of cubic Cu₂O@Au nanocage formation via galvanic replacement using X-ray ptychography and nano diffraction
Lukas Grote, Sarah-Alexandra Hussak, Leif Albers, Karolina Stachnik, Federica Mancini, Martin Seyrich, Olga Vasylieva, Dennis Brückner, Mikhail Lyubomirskiy, Christian G. Schroer, Dorota Koziej Scientific Reports 10.1038/s41598-022-26877-6 / https://www.nature.com/articles/s41598-022-26877-6

Structural Analysis and Intrinsic Enzyme Mimicking Activities of Ligand-Free PtAg Nanoalloys
Lizhen Chen, Lars Klemeyer, Mingbo Ruan, Xin Liu, Stefan Werner, Weilin Xu, Andrea Koeppen, Robert Bücker, Marta Gallego Gonzalez, Dorota Koziej, Wolfgang J. Parak, Indranath Chakraborty
Small
10.1002/smll.202206772 / https://doi.org/10.1002/smll.202206772

Photodegradation of CuBi₂O₄ Films Evidenced by Fast Formation of Metallic Bi using Operando Surface‐sensitive X‐ray Scattering
Davide Derelli, Francesco Caddeo, Kilian Frank, Kilian Krötzsch, Patrick Ewerhardt, Marco Krüger, Sophie Medicus, Lars Klemeyer, Marvin Skiba, Charlotte Ruhmlieb, Olof Gutowski, Ann‐Christin Dippel, Wolfgang J. Parak, Bert Nickel, Dorota Koziej
Angewandte Chemie International Edition
10.1002/anie.202307948 / https://chemrxiv.org/engage/chemrxiv/article-details/6479bbdee64f843f4132a319

Direct Synthesis of CuPd Icosahedra Supercrystals Studied by In Situ X‐Ray Scattering
Davide Derelli, Kilian Frank, Lukas Grote, Federica Mancini, Ann‐Christin Dippel, Olof Gutowski, Bert Nickel, Dorota Koziej
Small
10.1002/smll.202311714 / https://onlinelibrary.wiley.com/doi/full/10.1002/smll.202311714

Utilizing High X-ray Energy Photon-In Photon-Out Spectroscopies and X-ray Scattering to Experimentally Assess the Emergence of Electronic and Atomic Structure of ZnS Nanorods
Lars Klemeyer, Tjark L. R. Gröne, Cecilia de Almeida Zito, Olga Vasylieva, Melike Gumus Akcaalan, Sani Y. Harouna-Mayer, Francesco Caddeo, Torben Steenbock, Sarah-Alexandra Hussak, Jagadesh Kopula Kesavan, Ann-Christin Dippel, Xiao Sun, Andrea Köppen, Viktoriia A. Saveleva, Surender Kumar, Gabriel Bester, Pieter Glatzel, Dorota Koziej
Journal of the American Chemical Society
10.1021/jacs.4c10257 10.26434/chemrxiv-2024-qflhf

Cation-site Disordered Cu3PdN Nanoparticles for Hydrogen Evolution Electrocatalysis
Sani Yusuf Harouna-Mayer, Jagadesh Kopula Kesavan, Francesco Caddeo, Lian Belgardt, Chia-Shuo Hsu, Lars Klemeyer, Lizzi Kipping, Melike Gumus Akcaalan, Tjark Raphael Leon Groene, Andrea Koeppen, Olivier Mathon, Ann-Christin Dippel, Dorota Koziej
Small
10.26434/chemrxiv-2024-xst15 /  https://doi.org/10.26434/chemrxiv-2024-xst15

Effect of solvothermal synthesis parameters on the crystallite size and atomic structure of cobalt iron oxide nanoparticles
Olivia Aalling-Frederiksen, Rebecca K. Pittkowski, Andy S. Anker, Jonathan Quinson, Lars Klemeyer, Benjamin A. Frandsen, Dorota Koziej, Kirsten M. Ø. Jensen Nanoscale Advances
10.1039/d4na00590b / http://www.scopus.com/inward/record.url?scp=85205920051&partnerID=8YFLogxK

Spatially Resolved In Situ X-ray Absorption Spectroscopy Studies of ZnS Nanoparticle Synthesis at the Water–Toluene Interface
Lars Klemeyer, Francesco Caddeo, Tjark L. R. Gröne, Sani Y. Harouna-Mayer, Brian Jessen, Cecilia A. Zito, Jagadesh Kopula Kesavan, Ann-Christin Dippel, Fernando Igoa Saldaña, Olivier Mathon, Pieter Glatzel, Dorota KoziejACS
Nano
10.1021/acsnano.5c02875 /  https://doi.org/10.1021/acsnano.5c02875

Exciton–Phonon Coupling in Single ZnCdSe-Dot/CdS-Rod Nanocrystals with Engineered Band Gaps from Type-II to Type-I
Florian Johst, Jannik Rebmann, Hans Werners, Lars Klemeyer, Jagadesh Kopula Kesavan, Dorota Koziej, Christian Strelow, Gabriel Bester, Alf Mews, Tobias Kipp
ACS Photonics
10.1021/acsphotonics.4c00931 / https://doi.org/10.1021/acsphotonics.4c00931

Probing the Biological Identity of Inorganic Nanoparticles with Anomalous Small Angle X‐Ray Scattering
Marvin Skiba, Lars Klemeyer, Gabriela Guedes, Xiao Sun, Sylvio Haas, Aitziber L. Cortajarena, Dorota Koziej, Wolfgang J. Parak, Carlos Sanchez‐Cano
Small
10.1002/smll.202504135 / https://doi.org/10.1002/smll.202504135

In situ X-ray synchrotron studies reveal the nucleation and topotactic transformation of iron sulfide nanosheets
Cecilia A. Zito, Lars Klemeyer, Francesco Caddeo, Brian Jessen, Sani Y. Harouna-Mayer, Lise-Marie Lacroix, Malte Langfeldt, Tjark L. R. Gröne, Jagadesh Kopula Kesavan, Chia-Shuo Hsu, Alexander Schwarz, Ann-Christin Dippel, Fernando Igoa Saldaña, Blanka Detlefs, Dorota Koziej
Journal of American Chemical Society
10.26434/chemrxiv-2025-1wkq5 https://doi.org/10.26434/chemrxiv-2025-1wkq5

Room-Temperature Carbon Dioxide Gas Sensor Based on Co-Ferrite Nanoparticles
Yogesh Mahor, Dorota Koziej, Cecilia A. Zito
ACS Omega
10.1021/acsomega.5c11563 / https://doi.org/10.1021/acsomega.5c11563

Seed-Mediated Synthesis of NiPt-Alloy-Tipped CdSe/CdS Nanocrystals for Photocatalysis
Mareike Dittmar, Julia Voß, Sebastian Hentschel, Lars Klemeyer, Dorota Koziej, Dennis Bonatz, Charlotte Ruhmlieb, Tobias Kipp, Alf Mews
Chemistry of Materials
10.1021/acs.chemmater.5c03047 / https://doi.org/10.1021/acs.chemmater.5c03047

Modular reactor for in situ X-ray scattering, spectroscopy and ATR-IR studies of solvothermal nanoparticle synthesis
Sani Y. Harouna-Mayer, Melike Gumus Akcaalan, Jagadesh Kopula Kesavan, Tjark R. L. Groene, Lars Klemeyer, Sarah-Alexandra Hussak, Lukas Grote, Davide Derelli, Francesco Caddeo, Cecilia Zito, Paul Stützle, Dorota Speer, Ann-Christin Dippel, Blanka Detlefs, Yannik Appiarius, Axel Jacobi von Wangelin, Dorota Koziej
Journal of Synchrotron Radiation
10.1107/s1600577525009634 / https://doi.org/10.1107/s1600577525009634

Single-Particle X-ray Scattering Reveals a High Local Supersaturation of Precursors as the Origin of CoO Assembly Formation
Sani Y. Harouna-Mayer, Lars Klemeyer, Cecilia A. Zito, Johan Bielecki, Xuemei Cheng, Davide Derelli, Armando Estillore, Tjark Gröne, Lukas Haas, Romain Letrun, Chan Kim, Jayanath Koliyadu, Abhishek Mall, Parichita Mazumder, Diogo Melo, Adam Round, Amit Samanta, Abhisakh Sarma, Zhou Shen, Xiao Sun, Patrik Vagovic, Tamme Wollweber, Richard Bean, Jochen Küpper, Henry Chapman, Dorota Koziej, Kartik Ayyer
The Journal of Physical Chemistry Letters
https://doi.org/10.48550/arXiv.2512.08488