Igor Boettcher
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Observation of the Berezinskii-Kosterlitz-Thouless phase transition in an ultracold Fermi gas
PA Murthy, I Boettcher, L Bayha, M Holzmann, D Kedar, M Neidig, ...
Physical review letters 115 (1), 010401, 2015
Observation of pair condensation in the quasi-2D BEC-BCS crossover
MG Ries, AN Wenz, G Zürn, L Bayha, I Boettcher, D Kedar, PA Murthy, ...
Physical review letters 114 (23), 230401, 2015
Equation of state of ultracold fermions in the 2D BEC-BCS crossover region
I Boettcher, L Bayha, D Kedar, PA Murthy, M Neidig, MG Ries, AN Wenz, ...
Physical review letters 116 (4), 045303, 2016
Topological Defect Engineering and Symmetry in Non-Hermitian Electrical Circuits
A Stegmaier, S Imhof, T Helbig, T Hofmann, CH Lee, M Kremer, ...
Physical Review Letters 126 (21), 215302, 2021
Ultracold atoms and the functional renormalization group
I Boettcher, JM Pawlowski, S Diehl
Nuclear Physics B-Proceedings Supplements 228, 63-135, 2012
Quantum simulation of hyperbolic space with circuit quantum electrodynamics: From graphs to geometry
I Boettcher, P Bienias, R Belyansky, AJ Kollár, AV Gorshkov
Physical Review A 102 (3), 032208, 2020
Unconventional superconductivity in Luttinger semimetals: Theory of complex tensor order and the emergence of the uniaxial nematic state
I Boettcher, IF Herbut
Physical review letters 120 (5), 057002, 2018
Superconducting quantum criticality in three-dimensional Luttinger semimetals
I Boettcher, IF Herbut
Physical Review B 93 (20), 205138, 2016
Simulating hyperbolic space on a circuit board
PM Lenggenhager, A Stegmaier, LK Upreti, T Hofmann, T Helbig, ...
Nature communications 13 (1), 4373, 2022
Crystallography of hyperbolic lattices
I Boettcher, AV Gorshkov, AJ Kollár, J Maciejko, S Rayan, R Thomale
Physical Review B 105 (12), 125118, 2022
Phase structure of spin-imbalanced unitary Fermi gases
I Boettcher, J Braun, TK Herbst, JM Pawlowski, D Roscher, C Wetterich
Physical Review A 91 (1), 013610, 2015
Circuit quantum electrodynamics in hyperbolic space: from photon bound states to frustrated spin models
P Bienias, I Boettcher, R Belyansky, AJ Kollár, AV Gorshkov
Physical Review Letters 128 (1), 013601, 2022
High-temperature pairing in a strongly interacting two-dimensional Fermi gas
PA Murthy, M Neidig, R Klemt, L Bayha, I Boettcher, T Enss, M Holten, ...
Science 359 (6374), 452-455, 2018
Hyperbolic matter in electrical circuits with tunable complex phases
A Chen, H Brand, T Helbig, T Hofmann, S Imhof, A Fritzsche, T Kießling, ...
Nature Communications 14 (1), 622, 2023
Anisotropy induces non-Fermi-liquid behavior and nematic magnetic order in three-dimensional Luttinger semimetals
I Boettcher, IF Herbut
Physical Review B 95 (7), 075149, 2017
Universality of Hofstadter butterflies on hyperbolic lattices
A Stegmaier, LK Upreti, R Thomale, I Boettcher
Physical Review Letters 128 (16), 166402, 2022
Interplay of topology and electron-electron interactions in Rarita-Schwinger-Weyl semimetals
I Boettcher
Physical Review Letters 124 (12), 127602, 2020
Hyperbolic topological band insulators
DM Urwyler, PM Lenggenhager, I Boettcher, R Thomale, T Neupert, ...
Physical Review Letters 129 (24), 246402, 2022
Critical temperature and superfluid gap of the unitary Fermi gas from functional renormalization
I Boettcher, JM Pawlowski, C Wetterich
Physical Review A 89 (5), 053630, 2014
-wave superconductivity and Bogoliubov-Fermi surfaces in Rarita-Schwinger-Weyl semimetals
JM Link, I Boettcher, IF Herbut
Physical Review B 101 (18), 184503, 2020
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