Tagungsbeiträge 2025
MikroSystemTechnik Kongress 2025
October, 27-29, 2025, Duisburg
Bottom-up strategy to develop ultrathin active layers by atomic layer deposition for room temperature hydrogen sensors compatible with CMOS technology
C. Morales, R. Tschammer, D. Guttmann, C. Alvarado Chavarin, C. Ruffert, K. Henkel, C. Wenger, J. I. Flege
Poster, submited
25th International Conference on Atomic Layer Deposition (ALD 2025)
June, 22-25, 2024, Jeju Island (South Korea)
- In-situ X-ray photoelectron spectroscopy for determining oxidation state, composition, and morphology of ALD-based CeOx, SnOx, and Ce1-xSnxOy deposits
R. Tschammer, D. Guttman, M. Schmickler, A. Devi, K. Henkel, C. Morales, J. I. Flege
Symposium »ALD Fundamentals« Session »Analysis«
Talk AF1-TuA-8, Tuesday, 26.06.2025, 03:15 pm
Abstract
10th International Conference on Spectroscopic Ellipsometry (ICSE-10)
June 8-13, 2025, Boulder (USA)
- Decoupling optical constants and morphology via in-situ X-ray photoelectron spectroscopy
R. Tschammer, S. Peters, K. Henkel, C. Morales, J. I. Flege
Talk, submitted
Annual Meeting on Reaction Engineering 2025
May, 26-28, 2025, Würzburg
- Experimental and Numerical Analysis of Catalyst Form Influence on CO2-Methanation Reactor Performance
E. Charlafti, F. Rachow, S. Liu, P. Bhattarai, V. Günther, R. Rakhi, F. Mauss, J. I. Flege
Topic »Modeling and Diagnostics across Scales«
Poster 52932, Monday, 26.05.2025, 05:30 m
Abstract
ACS Spring Meeting 2025
March, 23-27, 2025, San Diego (USA)
Growth dynamics and in-situ chemical reactivity for CO2 activation in Sm-doped cerium oxide inverse catalytic model systems
R. Sánchez-Barquilla, E. Pozarowska, B. Riedel, L. Pleines, L. Buß, T. O. Menteş, I. Cojocariu, A. Locatelli, V. Pérez-Dieste, J. Falta, C. Morales, J. I. Flege
Invited Talk, Monday, 24.03.2025
Abstract
DPG Spring Meeting of the Condensed Matter Section
March, 16-21, 2025, Regensburg
- Hexagons on Rectangles: Epitaxial Graphene on Ru(\(10\bar{1}0\))
L. Buß, G. Zamborlini, C. Sulaiman, M. Ewert, M. Cinchetti, J. Falta, J. I. Flege
Part »O«, Topic »Graphene: Growth, structure and substrate interaction«
Poster O 33.21, Tuesday, 18.03.2025, 01:30 pm, P3
Abstract
DPG Perma Link
- Electron-transparent free-standing ultrathin membranes for studying gas-solid and liquid-solid interfaces at high pressures
M. Gertig, C. Morales, A. Schubert, C. Alvarado, C. Wenger, J. I. Flege
Part »DS«, Topic »Thin Film Applications«Talk DS 6.2, Wednesday, 19.03.2025, 09:45 pm, H3
Abstract
DPG Perma Link
- Oxide growth and oxide/metal interaction in CeOx/Ni(111)
D. Guttmann, R. Sánchez-Barquilla, C. Morales, J. I. Flege
Part »O«, Topic »Heterogeneous catalysis«
Talk O 41.1, Tuesday, 18.03.2025, 02:00 pm, H8
Abstract
DPG Perma Link
- XPS study of redox mechanism in Na2.5-xFe1.75(SO4)3 cathode material for high-voltage sodium-ion batteries
N. Imam, K. Henkel, A. Milewska, J. Molenda, E. Zschech, J. I. Flege
Part »CPP«, Topic »Energy Storage and Batteries«
Talk CPP 16.3, Tuesday, 18.03.2025, 10:15 am, H34
Abstract
DPG Perma Link
- Ultrathin NiO(100) films on Ag(100): Pitfalls in under-standing growth using intensity-voltage low-energy electron diffraction
J. Lachnitt, S. Das, K. S. R. Menon, J. I. Flege
Part »O«, Topic »Metal substrates: Structure, epitaxy and growth«
Talk O 89.11, Thursday, 20.03.2025, 05:30 pm, H8
Abstract
DPG Perma Link
- U-Ce charge transfer in epitaxial Ce1-xUxO2 films grown on Ru(0001): consequences for thermochemical water splitting
C. Morales, R. Tschammer, T. Gouder, H. Idriss, J. I. Flege
Part »O«, Topic »Heterogeneous catalysis«
Talk O 32.7, Tuesday, 18.03.2025, 12:00 am, H25
Abstract
DPG Perma Link
Structural and chemical analysis of coexisting hexagoal and monoclinic phases of samarium oxide on Cu(111)
B. Riedel, L. Buss, R. Sanchez-Barquilla, J. I. Flege
Part »O«, Topic »Heterogeneous catalysis«
Talk O 32.2, Tuesday, 18.03.2025, 10:45 am, H25
Abstract
DPG Perma Link- Reducibility of Sm-doped ceria islands on Ru(0001)
R. Sanchez-Barquilla, R. Tschammer, L. Buss, C. Morales, J. I. Flege
Part »O«, Topic »Heterogeneous catalysis«Talk O 81.6, Thursday, 20.03.2025, 11:45 am, H6
Abstract
DPG Perma Link
- Composition and band gap of aluminum alloyed beta-gallium oxide determined by XPS
L. Schewe, J. Rehm, M.-C. Kao, V. Vonk, Z. Galazka, S. Bin Anooz, A. Popp, J. I. Flege
Part »O«, Topic »Electronic structure of surfaces: Spectroscopy, surface states«Talk O 86.8, Thursday, 20.03.2025, 04:45 pm, H2
Abstract
DPG Perma Link
- In-situ growth and characterization of 2D TaSe2 on Au(111)
C. Sulaiman, L. Buß, R. Sánchez-Barquilla, J. Falta, J. I. Flege
Part »O«, Topic » 2D Materials beyond graphene: Growth, structure and substrate interaction«
Talk O 14.11, Monday, 17.03.2025, 05:30 pm, H11
Abstract
DPG Perma Link
- In-situ and operando characterization of atomic layer deposited SnO2 and SnO2/CeO2 heterostructures for gas sensing applications
R. Tschammer, C. Morales, K. Henkel, J. I. Flege
Part »DS«, Topic »Thin Film Properties: Structure, Morphology and Composition (XRD, TEM, XPS, SIMS, RBS, AFM, ...)«
Talk DS 1.2, Monday, 17.03.2025, 09:45 am, H 3
Abstract
DPG Perma Link
58. Jahrestreffen Deutscher Katalytiker
March, 12-14, 2025, Weimar
- CO2 methanation over Ni catalysts supported on CeO2 and CeSmOx: the influence of Sm addition
S. Liu, F. Rachow, E. Charlafti, R. Sánchez-Barquilla, J. I. Flege, L. M. Gómez-Sainero, V. Cortés
Topic: »CO2 as Building Block«
Poster P12.01, Thursday, 13.03.2025, 02:30 pm
Abstract