Publications

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Most preprints are available on arXiv, otherwise upon request.

Journal Articles

Submitted/Under Review

[Proceeding 4.] Tracing oxygen transport pathways with in-situ STEM and theory,
A. Y. Birenbaum, V. R. Cooper, A. Borisevich, Microscopy & Microanalysis TBD (2019)
contribution: Analysis of the microscopy data complemented with density functional theory calculations of oxygen transport.

5. Intrinsic interfacial van der Waals monolayers and their effect on the high-temperature superconductor FeSe / SrTiO3,
H. Sims, D. N. Leonard, A. Y. Birenbaum, Z. Ge, L. Li, V. R. Cooper, M. F. Christholm, S. Pantelides, submitted to Physical Review Letters, arXiv:1805.03293
contribution: Understanding and density functional theory calculations of the magnetism and electronic states of Fe/Se and its interaction with the TiOx monolayer.

Published/Accepted

4. Trend in Oxygen vacancy formation energies in PbTiO3/SrTiO3 superlattice,
L. Zhang, I. Bredeson, A. Y. Birenbaum, P. R. C. Kent, V. Cooper, P. Ganesh, H. Xu, Physical Review Materials 2, 064409 (2018)
contribution: Crystallographic analysis of the rotational and distortion modes, making an argument that the interfaces are inequivalent and drive the observed properties in the polar structure.

3. Magnetic critical temperatures in magnetically dilute 4-Layered Aurivillius phases,
A. Y. Birenbaum, A. Scaramucci, C. Ederer, Physical Review B 95, 104419 (2017)(cited 8 times)
contribution: Prediction of critical temperatures of magnetically dilute 3D quasi-square system using Monte Carlo (metropolis algorithm).

2. Controlling the cation distribution & electric polarization with epitaxial strain in Aurivillius-phase Bi5FeTi3O15,
A. Y. Birenbaum, C. Ederer, Applied Physics Letter 108, 082903 (2016)(cited 5 times)
contribution: Prediction of strain induced specific cation distribution preferences and electric polarization calculated using density functional theory. I designed and led this project carried out by BSc. students. Ferroelectricity independently experimentally verified by Campanini et al. (Microscopy & Microanalysis 23 (Suppl 1), 2017)

1. The potentially multiferroic aurivillius phase: electric Bi5FeTi3O15: cation site preference, electric polarization, and magnetic coupling from first principles,
A. Y. Birenbaum, C. Ederer, Physical Review B 90, 214109, (2014)(cited 57 times)
contribution: Complete picture analysis using density functional theory calculation to determine site preference, electric polarization, and magnetic coupling, in 10 different structures.

Proceedings

3. Towards the mechanism of oxygen vacancy formation & ordering via tracking of beam-induced dynamics and density functional theory,
A. Y. Birenbaum, L. Qiao, V. R. Cooper, A. Borisevich, Microscopy & Microanalysis 24, S1, 92-93 (2018)
contribution: Induced oxygen vacancies to form and order in a ceramic thin film using scanning transmission electron microscopy. Analysis of the microscopy data complemented with density functional theory.

2. Accurate calculations of CBED Patterns for 4D STEM using electron densities calculated by density functional theory,
M. P. Oxley, A. Y. Birenbaum, T. Pandey, V. R. Cooper, Miaofang Chi, Microscopy & Microanalysis 24, S1, 116-117 (2018)
contribution: Density functional theory calculations of electronic charge densities, separating core from valence using an adapted Bader method, to demonstrate there is no need for all-electron calculations.

1. Investigating ionic transport anisotropy in oxygen deficient lanthanum cobaltites via STEM and first principles theory,
A. Y. Birenbaum, L. Qiao, M. Biegalski, V. R. Cooper, A. Borisevich, Microscopy & Microanalysis 23, S1, 1410-1411 (2017)
contribution: Comparative study of different oxygen deficient lanthanum cobaltite structures using strain states calculated from density functional theory.

PhD Thesis

Can the Aurivillius phases be multiferroic? A first principles based study,
A. Y. Birenbaum, Dissertation Nr. 22885, ETH Zürich (2015)