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University of St Andrews: St Andrews, GB

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University of St Andrews CRIS

Aarhus Universitet: Aarhus, DK

2024-07 to present (Physics and Astronomy)
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Gesa-Roxanne Siemann

Education and qualifications (2)

University of St Andrews: St Andrews, Fife, GB

(Physics and Astronomy)
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Gesa-Roxanne Siemann

University of St Andrews: St Andrews, GB

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University of St Andrews CRIS

Works (12)

Avoided metallicity in a hole-doped Mott insulator on a triangular lattice

Nature Communications
2024-09-16 | Journal article
DOI: 10.1038/s41467-024-52007-z
Contributors: Chi Ming Yim; Gesa-R. Siemann; Srdjan Stavrić; Seunghyun Khim; Izidor Benedičič; Philip A. E. Murgatroyd; Tommaso Antonelli; Matthew D. Watson; Andrew P. Mackenzie; Silvia Picozzi et al.
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Crossref

Chemical Trends of the Bulk and Surface Termination-Dependent Electronic Structure of Metal-Intercalated Transition Metal Dichalcogenides

Chemistry of Materials
2024-08-13 | Journal article
DOI: 10.1021/acs.chemmater.4c00824
Contributors: Brendan Edwards; Darius-A. Deaconu; Philip A. E. Murgatroyd; Sebastian Buchberger; Tommaso Antonelli; Daniel Halliday; Gesa-R. Siemann; Andela Zivanovic; Liam Trzaska; Akhil Rajan et al.
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Crossref

Spin-orbit coupling induced Van Hove singularity in proximity to a Lifshitz transition in Sr4Ru3O10

npj Quantum Materials
2024-04-08 | Journal article
DOI: 10.1038/s41535-024-00645-3
Contributors: Carolina A. Marques; Philip A. E. Murgatroyd; Rosalba Fittipaldi; Weronika Osmolska; Brendan Edwards; Izidor Benedičič; Gesa-R. Siemann; Luke C. Rhodes; Sebastian Buchberger; Masahiro Naritsuka et al.
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Controlling the Charge Density Wave Transition in Single-Layer TiTe2xSe2(1–x) Alloys by Band Gap Engineering

Nano Letters
2024-01-10 | Journal article
DOI: 10.1021/acs.nanolett.3c03776
Contributors: Tommaso Antonelli; Akhil Rajan; Matthew D. Watson; Shoresh Soltani; Joe Houghton; Gesa-Roxanne Siemann; Andela Zivanovic; Chiara Bigi; Brendan Edwards; Phil D. C. King
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Crossref
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Spin-orbit coupled spin-polarised hole gas at the CrSe2-terminated surface of AgCrSe2

npj Quantum Materials
2023-10-21 | Journal article
DOI: 10.1038/s41535-023-00593-4
Contributors: Gesa-R. Siemann; Seo-Jin Kim; Edgar Abarca Morales; Philip A. E. Murgatroyd; Andela Zivanovic; Brendan Edwards; Igor Marković; Federico Mazzola; Liam Trzaska; Oliver J. Clark et al.
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Covalency, correlations, and interlayer interactions governing the magnetic and electronic structure of Mn3Si2Te6

Physical Review B
2023-08-11 | Journal article
DOI: 10.1103/PhysRevB.108.054419
Contributors: Chiara Bigi; Lei Qiao; Chao Liu; Paolo Barone; Monica Ciomaga Hatnean; Gesa-R. Siemann; Barat Achinuq; Daniel Alexander Mayoh; Giovanni Vinai; Vincent Polewczyk et al.
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Giant valley-Zeeman coupling in the surface layer of an intercalated transition metal dichalcogenide

Nature Materials
2023-04 | Journal article
DOI: 10.1038/s41563-022-01459-z
Contributors: B. Edwards; O. Dowinton; A. E. Hall; P. A. E. Murgatroyd; S. Buchberger; T. Antonelli; G.-R. Siemann; A. Rajan; E. Abarca Morales; A. Zivanovic et al.
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Spin-orbit coupling induced Van Hove singularity in proximity to a Lifshitz transition in Sr4Ru3O10

2023-03-13 | Working paper | Author
SOURCE-WORK-ID:

664a8494-6417-446b-857d-f05099a42b7e

ARXIV: http://arxiv.org/abs/2303.05587v1
Contributors: Carolina de Almeida Marques; Philip Murgatroyd; Rosalba Fittipaldi; Weronika Osmolska; Brendan Edwards; Izidor Benedicic; Gesa-Roxanne Siemann; Luke Charles Rhodes; Sebastian Buchberger; Masahiro Naritsuka et al.
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University of St Andrews CRIS

Hierarchy of Lifshitz Transitions in the Surface Electronic Structure of Sr2RuO4 under Uniaxial Compression

Physical Review Letters
2023-02-27 | Journal article
DOI: 10.1103/PhysRevLett.130.096401
Contributors: Edgar Abarca Morales; Gesa-R. Siemann; Andela Zivanovic; Philip A. E. Murgatroyd; Igor Marković; Brendan Edwards; Chris A. Hooley; Dmitry A. Sokolov; Naoki Kikugawa; Cephise Cacho et al.
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The planar triangular S = 3/2 magnet AgCrSe2

Physical Review. B, Condensed matter and materials physics
2021-10-01 | Journal article | Author
DOI: 10.1103/PhysRevB.104.134410
SOURCE-WORK-ID:

74cc4951-37ac-4360-9b85-f0805c76b3b2

ARXIV: http://arxiv.org/abs/2109.02582v1
EID:

2-s2.0-85117114216

WOSUID:

000707469400003
Contributors: M. Baenitz; M. M. Piva; S. Luther; J. Sichelschmidt; K. M. Ranjith; H. Dawczak-Dȩbicki; M. O. Ajeesh; S. -J. Kim; Gesa-Roxanne Siemann; C. Bigi et al.
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University of St Andrews CRIS

Signature of magnon polarons in electron relaxation on terbium revealed by comparison with gadolinium

Physical Review B
2021-07-28 | Journal article
DOI: 10.1103/PhysRevB.104.024434
Contributors: Bo Liu; Huijuan Xiao; Gesa Siemann; Jonathan Weber; Beatrice Andres; Wibke Bronsch; Peter M. Oppeneer; Martin Weinelt
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Crossref

Strong-coupling charge density wave in monolayer TiSe2

2D Materials
2020-10-17 | Journal article
DOI: 10.1088/2053-1583/abafec
Part of ISSN: 2053-1583
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Gesa-Roxanne Siemann
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