Emergence from Quantum Frustration and Topology

Informazioni relative al progetto

EQFT

ID dell’accordo di sovvenzione: 788814

DOI

10.3030/788814

Progetto chiuso

Data della firma CE 22 Maggio 2018

Data di avvio 1 Ottobre 2018

Data di completamento 31 Dicembre 2024

Finanziato da

• EXCELLENT SCIENCE - European Research Council (ERC)

Costo totale

€ 2 500 000,00

Contributo UE

€ 2 500 000,00

Coordinato da

THE CHANCELLOR, MASTERS AND SCHOLARS OF THE UNIVERSITY OF OXFORD
United Kingdom

CORDIS fornisce collegamenti ai risultati finali pubblici e alle pubblicazioni dei progetti ORIZZONTE.

I link ai risultati e alle pubblicazioni dei progetti del 7° PQ, così come i link ad alcuni tipi di risultati specifici come dataset e software, sono recuperati dinamicamente da .OpenAIRE .

Pubblicazioni

Peer reviewed articles (17)

"Tuning the confinement potential between spinons in the Ising chain compound <mml:math xmlns:mml=""http://www.w3.org/1998/Math/MathML""><mml:mrow><mml:msub><mml:mi>CoNb</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi mathvariant=""normal"">O</mml:mi><mml:mn>6</mml:mn></mml:msub></mml:mrow></mml:math> using longitudinal fields and quantitative determination of the microscopic Hamiltonian"

Autori: Leonie Woodland, David Macdougal, Ivelisse M. Cabrera, Jordan D. Thompson, D. Prabhakaran, Robert I. Bewley, Radu Coldea
Pubblicato in: Physical Review B, Numero 108, 2023, Pagina/e 184416, ISSN 2469-9950
Editore: American Physical Society
DOI: 10.1103/physrevb.108.184416

Avoided quasiparticle decay and enhanced excitation continuum in the spin- 1 2 near-Heisenberg triangular antiferromagnet Ba 3 CoSb

Autori: David Macdougal, Stephanie Williams, Dharmalingam Prabhakaran, Robert I. Bewley, David J. Voneshen, Radu Coldea
Pubblicato in: Physical Review B, Numero 102/6, 2020, ISSN 2469-9950
Editore: Physical Review
DOI: 10.1103/physrevb.102.064421

Dynamic spin fluctuations in the frustrated A -site spinel Cu Al 2 O 4

Autori: Hwanbeom Cho, R. Nirmala, Jaehong Jeong, Peter J. Baker, Hikaru Takeda, Nobuyoshi Mera, Stephen J. Blundell, Masashi Takigawa, D. T. Adroja, Je-Geun Park
Pubblicato in: Physical Review B, Numero 102/1, 2020, ISSN 2469-9950
Editore: Physical Review
DOI: 10.1103/physrevb.102.014439

Anisotropic magnetic interactions in a candidate Kitaev spin liquid close to a metal-insulator transition

Autori: Zeyu Ma, Danrui Ni, David A. S. Kaib, Kylie MacFarquharson, John S. Pearce, Robert J. Cava, Roser Valentí, Radu Coldea, Amalia I. Coldea
Pubblicato in: Communications Physics, Numero 7, 2024, Pagina/e 390, ISSN 2399-3650
Editore: Nature Publishing Group
DOI: 10.1038/s42005-024-01873-6

"Excitations of quantum Ising chain <mml:math xmlns:mml=""http://www.w3.org/1998/Math/MathML""><mml:mrow><mml:msub><mml:mtext>CoNb</mml:mtext><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mtext>O</mml:mtext><mml:mn>6</mml:mn></mml:msub></mml:mrow></mml:math> in low transverse field: Quantitative description of bound states stabilized by off-diagonal exchange and applied field"

Autori: Leonie Woodland, Izabella Lovas, M. Telling, D. Prabhakaran, Leon Balents, Radu Coldea
Pubblicato in: Physical Review B, Numero 108, 2023, Pagina/e 184417, ISSN 2469-9950
Editore: American Physical Society
DOI: 10.1103/physrevb.108.184417

"High-energy spin waves in the spin-1 square-lattice antiferromagnet <mml:math xmlns:mml=""http://www.w3.org/1998/Math/MathML""><mml:mrow><mml:msub><mml:mi>La</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi>NiO</mml:mi><mml:mn>4</mml:mn></mml:msub></mml:mrow></mml:math>"

Autori: A. N. Petsch, N. S. Headings, D. Prabhakaran, A. I. Kolesnikov, C. D. Frost, A. T. Boothroyd, R. Coldea, S. M. Hayden
Pubblicato in: Physical Review Research, Numero 5, 2023, Pagina/e 033113, ISSN 2643-1564
Editore: American Physical Society
DOI: 10.1103/physrevresearch.5.033113

Selective Synthesis and Crystal Chemistry of Candidate Rare-Earth Kitaev Materials: Honeycomb and Hyperhoneycomb Na₂PrO₃

Autori: Ryutaro Okuma, Kylie MacFarquharson, Radu Coldea
Pubblicato in: Inorganic Chemistry, Numero 63, 2024, Pagina/e 15941-15950, ISSN 0020-1669
Editore: American Chemical Society
DOI: 10.1021/acs.inorgchem.4c02294

"Anisotropy of the zigzag order in the Kitaev honeycomb magnet <mml:math xmlns:mml=""http://www.w3.org/1998/Math/MathML""><mml:mrow><mml:mi>α</mml:mi><mml:mtext>−</mml:mtext><mml:msub><mml:mi>RuBr</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:mrow></mml:math>"

Autori: John S. Pearce, David A. S. Kaib, Zeyu Ma, Danrui Ni, R. J. Cava, Roser Valentí, Radu Coldea, Amalia I. Coldea
Pubblicato in: Physical Review B, Numero 110, 2024, Pagina/e 214404, ISSN 2469-9950
Editore: American Physical Society
DOI: 10.1103/physrevb.110.214404

Pressure-induced transition from J eff = 1 / 2 to S =

Autori: Hwanbeom Cho, Choong H. Kim, Yongmoon Lee, Kazuki Komatsu, Byeong-Gwan Cho, Deok-Yong Cho, Taehun Kim, Chaebin Kim, Younghak Kim, Tae Yeong Koo, Yukio Noda, Hiroyuki Kagi, Daniel I. Khomskii, Donghoon Seoung, Je-Geun Park
Pubblicato in: Physical Review B, Numero 103/8, 2021, ISSN 2469-9950
Editore: Physical Review
DOI: 10.1103/physrevb.103.l081101

Quantifying and Controlling Entanglement in the Quantum Magnet Cs 2

Autori: Pontus Laurell, Allen Scheie, Chiron J. Mukherjee, Michael M. Koza, Mechtild Enderle, Zbigniew Tylczynski, Satoshi Okamoto, Radu Coldea, D. Alan Tennant, Gonzalo Alvarez
Pubblicato in: Physical Review Letters, Numero 127/3, 2021, ISSN 0031-9007
Editore: American Physical Society
DOI: 10.1103/physrevlett.127.037201

Glide symmetry breaking and Ising criticality in the quasi-1D magnet CoNb 2 O 6

Autori: Michele Fava, Radu Coldea, S. A. Parameswaran
Pubblicato in: Proceedings of the National Academy of Sciences, Numero 117/41, 2020, Pagina/e 25219-25224, ISSN 0027-8424
Editore: National Academy of Sciences
DOI: 10.1073/pnas.2007986117

Spin dynamics of coupled spin ladders near quantum criticality in Ba 2 CuTeO 6

Autori: David Macdougal, Alexandra S. Gibbs, Tao Ying, Stefan Wessel, Helen C. Walker, David Voneshen, Frédéric Mila, Hidenori Takagi, Radu Coldea
Pubblicato in: Physical Review B, Numero 98/17, 2018, Pagina/e 174410-1 to 13, ISSN 2469-9950
Editore: American Physical Society
DOI: 10.1103/physrevb.98.174410

Spin dynamics and field-induced magnetic phase transition in the honeycomb Kitaev magnet α − Li 2 IrO 3

Autori: Sungkyun Choi, S. Manni, J. Singleton, C. V. Topping, T. Lancaster, S. J. Blundell, D. T. Adroja, V. Zapf, P. Gegenwart, R. Coldea
Pubblicato in: Physical Review B, Numero 99/5, 2019, Pagina/e 054426-1 to 8, ISSN 2469-9950
Editore: American Physical Society
DOI: 10.1103/PhysRevB.99.054426

High-resolution resonant inelastic x-ray scattering study of the electron-phonon coupling in honeycomb α − Li 2 IrO 3

Autori: J. G. Vale, C. D. Dashwood, E. Paris, L. S. I. Veiga, M. Garcia-Fernandez, A. Nag, A. Walters, Ke-Jin Zhou, I.-M. Pietsch, Anton Jesche, P. Gegenwart, R. Coldea, T. Schmitt, D. F. McMorrow
Pubblicato in: Physical Review B, Numero 100/22, 2019, Pagina/e 224303-1 to 12, ISSN 2469-9950
Editore: American Physical Society
DOI: 10.1103/physrevb.100.224303

Chemical tuning between triangular and honeycomb structures in a 5 d spin-orbit Mott insulator

Autori: R. D. Johnson, I. Broeders, K. Mehlawat, Y. Li, Yogesh Singh, R. Valentí, R. Coldea
Pubblicato in: Physical Review B, Numero 100/21, 2019, Pagina/e 214113-1 to 12, ISSN 2469-9950
Editore: American Physical Society
DOI: 10.1103/PhysRevB.100.214113

Compass-model physics on the hyperhoneycomb lattice in the extreme spin-orbit regime

Autori: Ryutaro Okuma, Kylie MacFarquharson, Roger D. Johnson, David Voneshen, Pascal Manuel, Radu Coldea
Pubblicato in: Nature Communications, Numero 15, 2024, Pagina/e 10615, ISSN 2041-1723
Editore: Nature Publishing Group
DOI: 10.1038/s41467-024-53345-8

Order-by-disorder from bond-dependent exchange and intensity signature of nodal quasiparticles in a honeycomb cobaltate

Autori: M. Elliot, P. A. McClarty, D. Prabhakaran, R. D. Johnson, H. C. Walker, P. Manuel, R. Coldea
Pubblicato in: Nature Communications, Numero 12/1, 2021, ISSN 2041-1723
Editore: Nature Publishing Group
DOI: 10.1038/s41467-021-23851-0