Working Group New Materials, Transport, Thermodynamics and Mesoscopics

Selected Publications

[1]

Calorimetric evidence of nodal gaps in the nematic superconductor FeSe

F. Hardy, M. He, L. Wang, Th. Wolf, P. Schweiss, M. Merz, M. Barth, P. Adelmann, R. Eder, A. A. Haghighirad, C. Meingast

Phys. Rev. B 99 (2019) 35157

 
[2]

Competing Electronic Phases near the Onset of Superconductivity in Hole-doped SrFe2As2

L. Wang, M. He, D. D. Scherer, F. Hardy, P. Schweiss, T. Wolf, M. Merz, B. M. Andersen, C. Meingast

J. Phys. Soc. Jpn. 88 (2019) 104710

 
[3]

Spectral Evidence for Emergent Order in Ba1−xNaxFe2As2

M. Yi, A. Frano, D. H. Lu, Y. He, M. Wang, B. Frandsen, A. F. Kemper, Y. Rong, Q. Si, L. Wang, M. He, F. Hardy, P. Schweiss, P. Adelmann, Th. Wolf, M. Hashimoto, S.-K. Mo, Z. Hussain, M. Le Tacon, C. S. Nelson, A. E. Böhmer, D.-H. Lee, Z.-X. Shen, C. Meingast, R. J. Birgeneau

Phys. Rev. Lett. 121 (2018) 127001

 
[4]

Dichotomy between in-plane magnetic susceptibility and resistivity anisotropies in extremely strained BaFe2As2

M. He, L. Wang, F. Ahn, F. Hardy, Th. Wolf, P. Adelmann, J. Schmalian, I. Eremin, C. Meingast

Nat. Commun. 8 (2017) 504

 
[5]

Nematic susceptibility of hole- and electron-doped BaFe2As2 iron-based superconductors

A. E. Böhmer, P. Burger, F. Hardy, T. Wolf, P. Schweiss, R. Fromknecht, M. Reinecker, W. Schranz, C. Meingast

Phys. Rev. Lett. 112 (2014) 47001

 
[6]

Scaling between magnetic and lattice fluctuations in iron-pnictide superconductors

R. M. Fernandes, A. E. B

Phys. Rev. Lett. 111 (2013) 137001

 
[7]

Novel electronic nematicity in heavily hole-doped iron pnictide superconductors

K. Ishida, M. Tsujii, S. Hosoi, Y. Mizukami, S. Ishida, A. Iyo, H. Eisaki, T. Wolf, K. Grube, H. L

PNAS 117 (2020) 6424

 
[8]

High-field moment polarization in the itinerant ferromagnet URhSi

W. Knafo, T. D. Matsuda, F. Hardy, D. Aoki, J. Flouquet

Phys. Rev. B 100 (2019) 94421

 
[9]

Quantum Critical Point in the Itinerant Ferromagnet Ni1?xRhx

C.-L. Huang, A. M. Hallas, K. Grube, S. Kuntz, B. Spie

Phys. Rev. Lett. 124 (2020) 117203

 
[10]

Magnetic and structural quantum phase transitions in CeCu6−xAux are independent

K. Grube, L. Pintschovius, F. Weber, J.-P. Castellan, S. Zaum, S. Kuntz, P. Schweiss, O. Stockert, S. Bachus, Y. Shimura, V. Fritsch, H. v. Loehneysen

Phys. Rev. Lett. 121 (2018) 87203

 
[11]

Raman scattering study of lattice and magnetic excitations in CrAs

K. Sen, Y. Yao, R. Heid, A. Omoumi, F. Hardy, K. Willa, M. Merz, A. A. Haghighirad, M. Le Tacon

Phys. Rev. B 100 (2019) 104301

 
[12]

Josephson vortex coupled to a flux qubit

K. G. Fedorov, A. V. Shcherbakova, R. Sch

Appl. Phys. Lett. 102 (2013) 132602

 
[13]

Thermally activated conductance in arrays of small Josephson junctions

J. Zimmer, N. Vogt, A. Fiebig, S. V. Syzranov, A. Lukashenko, R. Sch

Phys. Rev. B 88 (2013) 144506

 
[14]

Aluminum Hard Mask Technique for the Fabrication of High Quality Submicron Nb/Al-AlOx/Nb Josephson Junctions

Ch. Kaiser, J. M. Meckbach, K. S. Ilin, J. Lisenfeld, R. Sch

Supercond. Sci. Technol. 24 (2011) 35005

 
[15]

Suppression of superconductivity and enhanced critical field anisotropy in thin flakes of FeSe

L. Farrar, M. Bristow, A. A. Haghighirad, A. McCollam, S. J. Bending, A. I. Coldea

npj Quantum Mater. 5 (2020) 29

 
[16]

Quenched nematic criticality separating two superconducting domes in an iron-based superconductor under pressure

P. Reiss, D. Graf, A. A. Haghighirad, W. Knafo, L. Drigo, M. Bristow, A. J. Schofield, A. I. Coldea

Nat. Phys. (2019) 41567

 
[17]

Perovskite Solar Cells: Record Open-Circuit Voltage Wide-Bandgap Perovskite Solar Cells Utilizing 2D/3D Perovskite Heterostructure

S. Gharibzadeh, B. Abdollahi Nejand, M. Jakoby, T. Abzieher, D. Hauschild, S. Moghadamzadeh, J. A. Schwenzer, P. Brenner, R. Schmager, A. A. Haghighirad, L. Weinhardt, U. Lemmer, B. S. Richards, I. A. Howard, U. W. Paetzold

Adv. Energy Mater. 9 (2019) 1970079

 
[18]

Band hybridisation at the semimetal-semiconductor transition of Ta2NiSe5 enabled by mirror-symmetry breaking

M. D. Watson, I. Markovic, E. A. Morales, P. Le Fevre, M. Merz, A. A. Haghighirad, P. D. C. King

Phys. Rev. Research 2 (2020) 13236

 
[19]

Flux Separation Methods for Flux-Grown Single Crystals

Th. Wolf

Philos. Mag. 92 (2012) 2458

 

Recent Publications


Pressure-Dependent Electronic Superlattice in the Kagome Superconductor CsV3⁢Sb5
Stier, F.; Haghighirad, A.-A.; Garbarino, G.; Mishra, S.; Stilkerich, N.; Chen, D.; Shekhar, C.; Lacmann, T.; Felser, C.; Ritschel, T.; Geck, J.; Le Tacon, M.
2024. Physical Review Letters, 133 (23), Art.-Nr.: 236503. doi:10.1103/PhysRevLett.133.236503
In-plane angular dependence of superconducting gaps in FeSe probed by high-resolution specific heat measurements
Cercellier, H.; Olson, K.; Schuchard, M.; Toulemonde, P.; Haghighirad, A.-A.; Marcenat, C.; Klein, T.
2024. Physical Review B, 110 (18), Article no: 184512. doi:10.1103/PhysRevB.110.184512
Collapse of metallicity and high-Tc superconductivity in the high-pressure phase of FeSe0.89S0.11
Reiss, P.; McCollam, A.; Zajicek, Z.; Haghighirad, A. A.; Coldea, A. I.
2024. npj Quantum Materials, 9, Article no: 73. doi:10.1038/s41535-024-00677-9
Unveiling the quasiparticle behaviour in the pressure-induced high-Tc phase of an iron-chalcogenide superconductor
Zajicek, Z.; Reiss, P.; Graf, D.; Prentice, J. C. A.; Sadki, Y.; Haghighirad, A. A.; Coldea, A. I.
2024. npj Quantum Materials, 9 (52), 1–8. doi:10.1038/s41535-024-00663-1
Anomalous phonon Grüneisen parameters in the semiconductor Ta 2 NiS 5
Ye, M.; Lacmann, T.; Frachet, M.; Vinograd, I.; Garbarino, G.; Maraytta, N.; Merz, M.; Heid, R.; Haghighirad, A.-A.; Le Tacon, M.
2024. Physical Review B, 110 (3), 035120. doi:10.1103/PhysRevB.110.035120
Colossal c -Axis Response and Lack of Rotational Symmetry Breaking within the Kagome Planes of the CsV Sb Superconductor
Frachet, M.; Wang, L.; Xia, W.; Guo, Y.; He, M.; Maraytta, N.; Heid, R.; Haghighirad, A.-A.; Merz, M.; Meingast, C.; Hardy, F.
2024. Physical Review Letters, 132 (18), Art.-Nr.: 186001. doi:10.1103/PhysRevLett.132.186001
Using strain to uncover the interplay between two- and three-dimensional charge density waves in high-temperature superconducting YBaCuO
Vinograd, I.; Souliou, S. M.; Haghighirad, A.-A.; Lacmann, T.; Caplan, Y.; Frachet, M.; Merz, M.; Garbarino, G.; Liu, Y.; Nakata, S.; Ishida, K.; Noad, H. M. L.; Minola, M.; Keimer, B.; Orgad, D.; Hicks, C. W.; Le Tacon, M.
2024. Nature Communications, 15 (1), Art.-Nr.: 3277. doi:10.1038/s41467-024-47540-w
High-pressure phase diagram of BaNi₂ As₂: Unconventional charge density waves and structural phase transitions
Lacmann, T.; Haghighirad, A.-A.; Souliou, S.-M.; Merz, M.; Garbarino, G.; Glazyrin, K.; Heid, R.; Le Tacon, M.
2023. Physical Review B, 108 (22), Art.-Nr.: 224115. doi:10.1103/PhysRevB.108.224115
Resurgence of superconductivity and the role of dxy hole band in FeSeTe
Morfoot, A. B.; Kim, T. K.; Watson, M. D.; Haghighirad, A. A.; Singh, S. J.; Bultinck, N.; Coldea, A. I.
2023. Communications Physics, 6 (1), Art.-Nr.: 362. doi:10.1038/s42005-023-01481-w
Precursor region with full phonon softening above the charge-density-wave phase transition in 2H-TaSe2
Shen, X.; Heid, R.; Hott, R.; Haghighirad, A.-A.; Salzmann, B.; dos Reis Cantarino, M.; Monney, C.; Said, A. H.; Frachet, M.; Murphy, B.; Rossnagel, K.; Rosenkranz, S.; Weber, F.
2023. Nature Communications, 14 (1), 7282. doi:10.1038/s41467-023-43094-5
Multiband description of the upper critical field of bulk FeSe
Bristow, M.; Gower, A.; Prentice, J. C. A.; Watson, M. D.; Zajicek, Z.; Blundell, S. J.; Haghighirad, A. A.; McCollam, A.; Coldea, A. I.
2023. Physical Review B, 108 (18), Art.-Nr.: 184507. doi:10.1103/PhysRevB.108.184507
Interplay of stripe and double- Q magnetism with superconductivity in Ba₁₋ₓKₓFe₂As₂ under the influence of magnetic fields
Willa, K.; Willa, R.; Hardy, F.; Wang, L.; Schweiss, P.; Wolf, T.; Meingast, C.
2023. Physical Review B, 108 (5), 054504. doi:10.1103/PhysRevB.108.054504
High-sensitivity specific heat study of the low-temperature–high-field corner of the phase diagram of FeSe
Klein, T.; Demuer, A.; Seyfarth, G.; Cercellier, H.; Doussoulin, L.; Toulemonde, P.; Haghighirad A.A.; Hardy, F.; Marcenat, C.
2023. Physical Review B, 107 (22), Art.-Nr.: 224506. doi:10.1103/PhysRevB.107.224506
Disentangling Lattice and Electronic Instabilities in the Excitonic Insulator Candidate Ta 2 NiSe 5 by Nonequilibrium Spectroscopy
Katsumi, K.; Alekhin, A.; Souliou, S.-M.; Merz, M.; Haghighirad, A.-A.; Le Tacon, M.; Houver, S.; Cazayous, M.; Sacuto, A.; Gallais, Y.
2023. Physical Review Letters, 130 (10), 106904. doi:10.1103/PhysRevLett.130.106904
Probing the Local Electronic Structure in Metal Halide Perovskites through Cobalt Substitution
Haghighirad, A. A.; Klug, M. T.; Duffy, L.; Liu, J.; Ardavan, A.; van der Laan, G.; Hesjedal, T.; Snaith, H. J.
2023. Small Methods, 2300095. doi:10.1002/smtd.202300095
Three-dimensional structure of magnetic skyrmions
Brearton, R.; Burn, D. M.; Haghighirad, A. A.; van der Laan, G.; Hesjedal, T.
2022. Physical Review B, 106 (21), Article no: 214404. doi:10.1103/PhysRevB.106.214404
Elastoresistivity in the incommensurate charge density wave phase of BaNi₂(As₁₋ₓPₓ)₂
Frachet, M.; Wiecki, P.; Lacmann, T.; Souliou, S. M.; Willa, K.; Meingast, C.; Merz, M.; Haghighirad, A.-A.; Le Tacon, M.; Böhmer, A. E.
2022. npj Quantum Materials, 7, Article no: 115. doi:10.1038/s41535-022-00525-8
Soft-Phonon and Charge-Density-Wave Formation in Nematic BaNi₂As₂
Souliou, S. M.; Lacmann, T.; Heid, R.; Meingast, C.; Frachet, M.; Paolasini, L.; Haghighirad, A.-A.; Merz, M.; Bosak, A.; Le Tacon, M.
2022. Physical Review Letters, 129 (24), Article no: 247602. doi:10.1103/PhysRevLett.129.247602
Charge density wave transitions, soft phonon, and possible electronic nematicity in BaNi₂(As₁₋ₓPₓ)₂
Meingast, C.; Shukla, A.; Wang, L.; Heid, R.; Hardy, F.; Frachet, M.; Willa, K.; Lacmann, T.; Le Tacon, M.; Merz, M.; Haghighirad, A.-A.; Wolf, T.
2022. Physical Review B, 106 (14), Article no: 144507. doi:10.1103/PhysRevB.106.144507
Unconventional localization of electrons inside of a nematic electronic phase
Farrar, L. S.; Zajicek, Z.; Morfoot, A. B.; Bristow, M.; Humphries, O. S.; Haghighirad, A. A.; McCollam, A.; Bending, S. J.; Coldea, A. I.
2022. Proceedings of the National Academy of Sciences, 119 (43), Art.: e2200405119. doi:10.1073/pnas.2200405119
Influence of the Pd–Si Ratio on the Valence Transition in EuPdSi Single Crystals
Kliemt, K.; Peters, M.; Reiser, I.; Ocker, M.; Walther, F.; Tran, D.-M.; Cho, E.; Merz, M.; Haghighirad, A. A.; Hezel, D. C.; Ritter, F.; Krellner, C.
2022. Crystal Growth and Design, 22 (9), 5399–5406. doi:10.1021/acs.cgd.2c00475
An electronic nematic liquid in BaNiAs
Yao, Y.; Willa, R.; Lacmann, T.; Souliou, S.-M.; Frachet, M.; Willa, K.; Merz, M.; Weber, F.; Meingast, C.; Heid, R.; Haghighirad, A.-A.; Schmalian, J.; Le Tacon, M.
2022. Nature Communications, 13 (1), Art.-Nr.: 4535. doi:10.1038/s41467-022-32112-7
Dynamics of collective modes in an unconventional charge density wave system BaNi2As2
Pokharel, A. R.; Grigorev, V.; Mejas, A.; Dong, T.; Haghighirad, A. A.; Heid, R.; Yao, Y.; Merz, M.; Le Tacon, M.; Demsar, J.
2022. Communications Physics, 5 (1), Artkl.Nr.: 141. doi:10.1038/s42005-022-00919-x
Magnetic domain walls of the van der Waals material Fe3GeTe2
Yang, H.-H.; Bansal, N.; Rüßmann, P.; Hoffmann, M.; Zhang, L.; Go, D.; Li, Q.; Haghighirad, A.; Sen, K.; Bluegel, S.; Le Tacon, M.; Mokrousov, Y.; Wulfhekel, W.
2022. 2D Materials, 9 (2), Art.Nr. 025022. doi:10.1088/2053-1583/ac5d0e
Observation of the non-linear Meissner effect
Wilcox, J. A.; Grant, M. J.; Malone, L.; Putzke, C.; Kaczorowski, D.; Wolf, T.; Hardy, F.; Meingast, C.; Analytis, J. G.; Chu, J.-H.; Fisher, I. R.; Carrington, A.
2022. Nature Communications, 13 (1), 1201. doi:10.1038/s41467-022-28790-y
Signatures of a Quantum Griffiths Phase Close to an Electronic Nematic Quantum Phase Transition
Reiss, P.; Graf, D.; Haghighirad, A. A.; Vojta, T.; Coldea, A. I.
2021. Physical review letters, 127 (24), Article no: 246402. doi:10.1103/PhysRevLett.127.246402
Thermodynamic signatures of short-range magnetic correlations in UTe2
Willa, K.; Hardy, F.; Aoki, D.; Li, D.; Wiecki, P.; Lapertot, G.; Meingast, C.
2021. Physical Review B, 104 (20), Art.Nr. 205107. doi:10.1103/PhysRevB.104.205107
Rotational symmetry breaking at the incommensurate charge-density-wave transition in Ba(Ni,Co)2(As,P)2: Possible nematic phase induced by charge/orbital fluctuations
Merz, M.; Wang, L.; Wolf, T.; Nagel, P.; Meingast, C.; Schuppler, S.
2021. Physical Review B, 104 (18), Art.-Nr.: 184509. doi:10.1103/PhysRevB.104.184509
Superconducting Fluctuations in Overdoped Bi2Sr2CaCu2O8 + δ
He, Y.; Chen, S.-D.; Li, Z.-X.; Zhao, D.; Song, D.; Yoshida, Y.; Eisaki, H.; Wu, T.; Chen, X.-H.; Lu, D.-H.; Meingast, C.; Devereaux, T. P.; Birgeneau, R. J.; Hashimoto, M.; Lee, D.-H.; Shen, Z.-X.
2021. Physical review / X, 11 (3), 031068. doi:10.1103/PhysRevX.11.031068
InO:H-Based Hole-Transport-Layer-Free Tin/Lead Perovskite Solar Cells for Efficient Four-Terminal All-Perovskite Tandem Solar Cells
Moghadamzadeh, S.; Hossain, I. M.; Loy, M.; Ritzer, D. B.; Hu, H.; Hauschild, D.; Mertens, A.; Becker, J.-P.; Haghighirad, A. A.; Ahlswede, E.; Weinhardt, L.; Lemmer, U.; Nejand, B. A.; Paetzold, U. W.
2021. ACS applied materials & interfaces, 13 (39), 46488–46498. doi:10.1021/acsami.1c06457
Emerging symmetric strain response and weakening nematic fluctuations in strongly hole- doped iron-based superconductors
Wiecki, P.; Frachet, M.; Haghighirad, A.-A.; Wolf, T.; Meingast, C.; Heid, R.; Böhmer, A. E.
2021. Nature Communications, 12, Art.-Nr.: 4824. doi:10.1038/s41467-021-25121-5
Anomalous anisotropy of the lower critical field and Meissner effect in UTe₂
Paulsen, C.; Knebel, G.; Lapertot, G.; Braithwaite, D.; Pourret, A.; Aoki, D.; Hardy, F.; Flouquet, J.; Brison, J.-P.
2021. Physical Review B, 103 (18), L180501. doi:10.1103/PhysRevB.103.L180501
Strain tuning of nematicity and superconductivity in single crystals of FeSe
Ghini, M.; Bristow, M.; Prentice, J. C. A.; Sutherland, S.; Sanna, S.; Haghighirad, A. A.; Coldea, A. I.
2021. Physical Review B, 103 (20), Art.-Nr.: 205139. doi:10.1103/PhysRevB.103.205139
Linkage between scattering rates and superconductivity in doped ferropnictides
Fink, J.; Rienks, E. D. L.; Yao, M.; Kurleto, R.; Bannies, J.; Aswartham, S.; Morozov, I.; Wurmehl, S.; Wolf, T.; Hardy, F.; Meingast, C.; Jeevan, H. S.; Maiwald, J.; Gegenwart, P.; Felser, C.; Büchner, B.
2021. Physical Review B, 103 (15), Art.:-Nr.: 155119. doi:10.1103/PhysRevB.103.155119
Short-Range Nematic Fluctuations in Sr-NaFeAs Superconductors
Wu, S.; Song, Y.; He, Y.; Frano, A.; Yi, M.; Chen, X.; Uchiyama, H.; Alatas, A.; Said, A. H.; Wang, L.; Wolf, T.; Meingast, C.; Birgeneau, R. J.
2021. Physical Review Letters, 126 (10), Art.-Nr.: 107001. doi:10.1103/PhysRevLett.126.107001
Muon spin rotation and infrared spectroscopy study of Ba₁−xNaxFe₂As₂
Sheveleva, E.; Xu, B.; Marsik, P.; Lyzwa, F.; Mallett, B. P. P.; Willa, K.; Meingast, C.; Wolf, T.; Shevtsova, T.; Pashkevich, Y. G.; Bernhard, C.
2020. Physical review / B, 101 (22), Article no: 224515. doi:10.1103/PhysRevB.101.224515
Anisotropic optical properties of detwinned BaFe₂As₂
Homes, C. C.; Wolf, T.; Meingast, C.
2020. Physical review / B, 102 (15), Aritcle no: 155135. doi:10.1103/PhysRevB.102.155135
Dominant In-Plane Symmetric Elastoresistance in CsFe₂As₂
Wiecki, P.; Haghighirad, A.-A.; Weber, F.; Merz, M.; Heid, R.; Böhmer, A. E.
2020. Physical review letters, 125 (18), Article no: 187001. doi:10.1103/PhysRevLett.125.187001
Electronic correlations in the van der Waals ferromagnet Fe₃ GeTe₂ revealed by its charge dynamics
Corasaniti, M.; Yang, R.; Sen, K.; Willa, K.; Merz, M.; Haghighirad, A. A.; Le Tacon, M.; Degiorgi, L.
2020. Physical review / B, 102 (16), Art.-Nr.: 161109. doi:10.1103/PhysRevB.102.161109
Vortex-lattice melting and paramagnetic depairing in the nematic superconductor FeSe
Hardy, F.; Doussoulin, L.; Klein, T.; He, M.; Demuer, A.; Willa, R.; Willa, K.; Haghighirad, A.-A.; Wolf, T.; Merz, M.; Meingast, C.; Marcenat, C.
2020. Physical review research, 2 (3), 033319. doi:10.1103/PhysRevResearch.2.033319
Band engineering of Dirac cones in iron chalcogenides
Lauke, L.; Heid, R.; Merz, M.; Wolf, T.; Haghighirad, A.-A.; Schmalian, J.
2020. Physical review / B, 102 (5), Art.Nr. 054209. doi:10.1103/PhysRevB.102.054209
Electronic Nematicity in URu₂Si₂ Revisited
Wang, L.; He, M.; Hardy, F.; Aoki, D.; Willa, K.; Flouquet, J.; Meingast, C.
2020. Physical review letters, 124 (25), Article: 257601. doi:10.1103/PhysRevLett.124.257601
Revealing the single electron pocket of FeSe in a single orthorhombic domain
Rhodes, L. C.; Watson, M. D.; Haghighirad, A. A.; Evtushinsky, D. V.; Kim, T. K.
2020. Physical review / B, 101 (23), Article no: 235128. doi:10.1103/PhysRevB.101.235128
Suppression of superconductivity and enhanced critical field anisotropy in thin flakes of FeSe
Farrar, L. S.; Bristow, M.; Haghighirad, A. A.; McCollam, A.; Bending, S. J.; Coldea, A. I.
2020. npj quantum materials, 5, Article no: 29. doi:10.1038/s41535-020-0227-3
Anomalous high-magnetic field electronic state of the nematic superconductors FeSe₁₋ₓSₓ
Bristow, M.; Reiss, P.; Haghighirad, A. A.; Zajicek, Z.; Singh, S. J.; Wolf, T.; Graf, D.; Knafo, W.; McCollam, A.; Coldea, A. I.
2020. Physical review research, 2 (1), Art.-Nr.: 013309. doi:10.1103/PhysRevResearch.2.013309
Band hybridization at the semimetal-semiconductor transition of Ta 2NiSe 5 enabled by mirror-symmetry breaking
Watson, M. D.; Marković, I.; Morales, E. A.; Le Fèvre, P.; Merz, M.; Haghighirad, A. A.; King, P. D. C.
2020. Physical review research, 2 (1), Article no: 013236. doi:10.1103/PhysRevResearch.2.013236
Robust Perpendicular Skyrmions and their Surface-Confinement
Zhang, S.; Burn, D. M.; Jaouen, N.; Chauleau, J.-Y.; Haghighirad, A. A.; Liu, Y.; Wang, W.; Laan, G. van der; Hesjedal, T.
2020. Nano letters, 20 (2), 1428–1432. doi:10.1021/acs.nanolett.9b05141
Quenched nematic criticality and two superconducting domes in an iron-based superconductor
Reiss, P.; Graf, D.; Haghighirad, A. A.; Knafo, W.; Drigo, L.; Bristow, M.; Schofield, A. J.; Coldea, A. I.
2020. Nature physics, 16, 89–94. doi:10.1038/s41567-019-0694-2