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REVIEW 3 major objections 5 minor 272 references

This paper claims that uniaxial compression reorganizes the magnetic domains of the altermagnet α-MnTe through boundary-mediated coalescence, and that unloading does not reverse the process but instead traps the domains in a new metastable

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2026-08-01 14:32 UTC pith:IDBW4SYZ

load-bearing objection Real-space strain imaging of an altermagnet, with a plausible coalescence/hysteresis story that leans entirely on a reconstructed field — worth reviewing, needs data and error bars to be believed quantitatively. the 3 major comments →

arxiv 2607.26495 v1 pith:IDBW4SYZ submitted 2026-07-29 cond-mat.mtrl-sci

Nanoscale Imaging of Strain-Controlled Altermagnetic Domains in {α}-MnTe

Alex L. Melendez , Sijie Xu , Liangbo Liang , An-Ping Li , Pengcheng Dai , Hu Miao , Zhaoyu Liu , Huan Zhao This is my paper
classification cond-mat.mtrl-sci PACS 75.60.Ch75.80.+q
keywords altermagnetismα-MnTeNéel vectorstrain controldomain coalescencemagnetic hysteresisnitrogen-vacancy magnetometrydomain walls
verification ladder T0 review T1 audit T2 compute T3 formal T4 reserved

The pith

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The authors are trying to establish how mechanical strain controls the Néel order of the altermagnet α-MnTe at the microscopic level. Using scanning nitrogen-vacancy magnetometry with an in situ strain cell, they image the same region of a bulk crystal through a full compression–release cycle. They find that compression grows the largest connected positive out-of-plane-domain regions while reducing visible domain-wall density, but that unloading fragments those large regions into a metastable pattern instead of restoring the original texture. The central claim is that strain control proceeds through domain-wall motion, coalescence, pinning and metastability, thereby unifying earlier pictures of Néel-vector rotation and strain-induced detwinning as different stages of the same process.

Core claim

On its own terms, the paper reports direct real-space evidence that compressive strain along the [110] direction drives coalescence of domains sharing the same sign of the weak out-of-plane magnetic moment: the largest positive-domain area grows, the total area in large positive domains increases, and the visible domain-wall density decreases. Upon unloading, the strain-formed connected network does not retrace its loading pathway; instead it fragments into a new metastable configuration, producing pronounced hysteresis in the maximum domain size and in the width of the stray-field distribution, while the total visible wall density remains only weakly hysteretic. The authors interpret this c

What carries the argument

The central object is the weak out-of-plane magnetic moment that is locked to the in-plane Néel vector through a higher-order spin-orbit coupling of the form M_z ∝ sin(3φ_L), where each sign of M_z corresponds to three possible in-plane Néel-vector orientations. The paper's mechanism relies on this coupling plus a Fourier-space reconstruction that converts the NV-measured field component B_∥ into the out-of-plane stray-field map B_z by enforcing ∇·B = 0 and a known NV axis. The analysis then tracks domain connectivity statistics—largest connected positive region, total large-domain area, and domain-wall density—as the strain is varied.

Load-bearing premise

The load-bearing premise is that the reconstructed out-of-plane stray-field maps faithfully represent the underlying Néel-domain texture, even though each sign of the out-of-plane moment corresponds to three possible in-plane Néel-vector orientations and the measurement is blind to domain walls between orientations that share the same sign of that moment.

What would settle it

A direct test would be to repeat the strain cycle on the same crystal while monitoring the in-plane Néel-vector orientation with an orientation-sensitive probe (for example, linear dichroism or X-ray magnetic linear dichroism): if the in-plane distribution returns to its original state on unloading even as the B_z maps remain hysteretic, the connectivity-memory claim would be falsified; if the in-plane distribution also fails to retrace, the claim would be supported.

Watch this falsifier — get emailed when new claim-graph text bears on it.

If this is right

  • Strain-induced Néel-vector reorientation in α-MnTe is realized by motion, merging and breakup of domain boundaries rather than by a uniform rotation of an otherwise fixed texture.
  • The anomalous Hall response should show memory: it may encode the metastable domain configuration selected by the preceding strain trajectory, not just the present strain.
  • The weak hysteresis of domain-wall density alongside strong hysteresis in connectivity suggests that transport or magneto-optical readouts can be used to probe topological memory even when the total boundary length is unchanged.
  • Repeated strain cycles or time-resolved imaging could reveal training and depinning effects, offering a path toward strain-programmable multilevel or nonvolatile magnetic memory.
  • A simultaneous measurement of local Néel-vector orientation and stray field on the same strained device would directly connect individual domain rearrangements to the macroscopic Hall signal.

Where Pith is reading between the lines

These are editorial extensions of the paper, not claims the author makes directly.

  • If connectivity is the true memory carrier, then the system should be susceptible to small subsequent perturbations that alter connectivity without changing total wall length; a second, smaller strain cycle could act as a read-write probe of this hidden memory.
  • Because each M_z sign covers three in-plane Néel directions, the observed coalescence may be only the projected image of richer in-plane dynamics; an orientation-sensitive measurement could reveal additional boundaries invisible to the NV method.
  • The hysteresis suggests a practical route to mechanically programmed spintronics, but reproducibility would depend on the pinning landscape; repeated cycling on the same region would test whether the metastable states are deterministic or sample-history dependent.
  • By analogy, other altermagnets with similar magnetoelastic symmetry might show the same coalescence–fragmentation pathway, which would make strain-programmable compensated magnets a general materials strategy rather than a α-MnTe-specific effect.

Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, simulated authors' rebuttal, and a circularity audit.

Referee Report

3 major / 5 minor

Summary. The authors report room-temperature scanning nitrogen-vacancy (NV) magnetometry of bulk α-MnTe under in situ uniaxial compressive strain applied along [110]. Imaging the same region through a loading–unloading cycle, they find that compression increases the size of connected positive-Bz domains and reduces the visible domain-wall density, which they interpret as boundary-mediated domain coalescence. Upon unloading, the largest connected positive domain shrinks below its initial value and the Bz histogram narrows, while the domain-wall density shows only weak hysteresis. The authors interpret this as fragmentation of the strain-formed network into a new metastable configuration, and argue that domain connectivity and topology—rather than the total wall length—carry the strain-induced magnetic memory. A simple geometric model is proposed to connect the initial field-cooled −Mz bias to the strain-induced growth of the positive-Mz sector.

Significance. If the central claim holds, the work is significant: it provides a direct real-space microscopic pathway for strain control of an altermagnetic texture, connecting the previously proposed detwinning and continuous-rotation pictures through domain-boundary motion, coalescence, pinning, and metastability. The experiment itself is a clear technical achievement—imaging the same microscopic region under continuously varied strain—and the authors are commendably explicit about the degeneracy between Mz sign and Néel-vector orientation. No fitted model is used to generate the main observation; the qualitative loading/unloading asymmetry is read directly from the measured images. However, the quantitative claims and the physical interpretation depend on a reconstructed Bz field and on ad hoc domain metrics, so the significance is currently conditional on additional validation.

major comments (3)
  1. [Experimental results (Bz reconstruction paragraph)] All quantitative claims—largest positive-domain area, total large-domain area, wall density, and FWHM—are computed from Bz maps reconstructed from the directly measured B∥ via Fourier-space reconstruction and a regularized gradient-descent inversion. The manuscript provides no validation of this reconstruction for the present sample geometry: no forward-model checks on known magnetization patterns, no test of sensitivity to regularization weights or assumed NV–sample standoff, and no independent Bz measurement. Since an inversion artifact could mimic expansion or fragmentation of same-sign regions, the central loading/unloading asymmetry cannot yet be separated from reconstruction bias. Please provide raw-B∥ maps or representative comparisons, vary the reconstruction parameters, and give error propagation from the measured data.
  2. [Fig. 2d and Fig. 3] The large-domain statistics rely on an ad hoc threshold (total positive area contained in domains >5 µm²), and the domain-wall density is extracted from a Bz mask whose construction (binarization threshold and connected-component definition) is not specified in the main text. No error bars or repeatability statistics are given for any metric; the faded/solid lines are not clearly defined as independent measurements. Because the hysteresis in maximum domain size and FWHM is the central result, a sensitivity analysis of the threshold and a quantitative uncertainty estimate (e.g., repeated scans at fixed strain, or bootstrap over maps) are required before the claim is established.
  3. [Fig. 2c inset and Discussion] The authors correctly state that each sign of Mz corresponds to three possible Néel-vector orientations and that the measurement is insensitive to walls between orientations sharing the same Mz sign. It follows that the observed growth of positive-Bz regions does not uniquely determine reorientation toward the strain-favored ±[110] axis pair; other distributions of the +Mz variants or partial rotations could produce the same projected texture. The geometric model in the Fig. 2c inset is post hoc and not unique. The abstract and conclusions should therefore either restrict the memory claim to the projected OOP-moment sector or be supported by orientation-sensitive imaging, as is already called for in the outlook.
minor comments (5)
  1. [Fig. 1e and strain calibration] The strain calibration uses relative particle displacements but no uncertainty is reported. Please provide error bars on the strain–voltage curve and state how many particle pairs were tracked.
  2. [Fig. 2a axis labels] The applied-strain labels (0.00%, 0.28%, 0.59%, 0.37%, 0.07%, +0.04%) are inconsistent with the text description 'from 0% strain to −0.6%' and with the decreasing axis in Fig. 2d. Clarify the sign convention for compressive strain in the figure and text.
  3. [Faded/solid lines in Figs 2d and 3] The distinction between faded and solid lines is not defined. If they denote chronological repeats or measurement order, define them in the caption; if they denote different strain cycles, show how reproducibility was assessed.
  4. [Domain mask definition] The main text refers to 'Bz domain masks' but does not specify the threshold or the algorithm used to define connected domains. This information is needed to interpret the wall-density values in Fig. 3a.
  5. [Supplementary material] Supplementary Notes 1–3 are cited but were not available in the reviewed version. Please ensure they are included with the revision, as they contain the reconstruction details and the geometric-population model.

Circularity Check

0 steps flagged

No load-bearing circularity: the central strain-coalescence/hysteresis claim is read from direct imaging data, not reduced to fitted inputs or self-citations.

full rationale

The paper's central result—strain-driven domain coalescence on loading and hysteretic fragmentation on unloading—is extracted from NV-magnetometry Bz maps, which are obtained from the measured B-parallel projection via a stated Fourier-space reconstruction enforcing ∇·B=0 and a known NV axis, followed by a gradient-descent magnetization inversion (ref. 13). This is an inverse-processing step, not a parameter fit to the paper's conclusions: no equation in the manuscript defines a predicted quantity in terms of an input that already contains that quantity. The geometric model in the Fig. 2c inset is explicitly offered as a possible pathway ('This provides a possible microscopic pathway...'), not as a derivation forced by the data. The authors also openly bound their own inference: 'our technique is not sensitive to domain walls between Néel vector orientations that share the same sign of Mz' and 'each sign of the OOP moment corresponds to three possible Néel vector orientations.' These are interpretation caveats, not circular steps. Ref. 6 is a prior paper with overlapping authorship on the strain-tunable anomalous Hall effect, but it is used as background motivation and as a macroscopic observable to connect to; the imaging observation is independent of it. Ref. 13, the reconstruction algorithm, is partially same-group work but is a methodological tool with stated physical constraints, not a smuggled ansatz or uniqueness theorem. The reported correlation between largest-domain area and Bz-distribution FWHM is a consistency argument on the same reconstructed data, so it is not an independent confirmation, but that is a strength-of-evidence limitation rather than circularity. Overall, the derivation chain is self-contained; any concerns about reconstruction fidelity, threshold choice, or drift belong to experimental validity, not circularity.

Axiom & Free-Parameter Ledger

3 free parameters · 5 axioms · 0 invented entities

The central claims rest primarily on the measurement chain (NV → B_parallel → Bz → domain masks) and on the assumed Mz–Néel-vector coupling. No new material parameters are fitted; however, several analysis choices (5 µm² threshold, reconstruction regularizers, NV height) act as hidden parameters that influence the domain metrics. The geometric explanation in Fig. 2c is a post-hoc rationalization, not a parameter-free derivation.

free parameters (3)
  • Large-domain area threshold = 5 µm^2
    Domains larger than 5 µm^2 are counted as 'large' in Fig. 2d; this threshold is chosen without a stated physical or statistical justification and directly controls the reported total-large-area metric.
  • NV-sample standoff height = ~40 nm
    The reconstruction assumes a constant NV height of ~40 nm; errors in this value affect the Fourier-space Bz reconstruction and domain morphology.
  • Magnetization inversion regularization weights = not specified
    The gradient-descent inversion from Bz to Mz uses two regularization terms (magnitude and change of magnetization); the weights are not given in the preprint and can affect the domain masks/wall density.
axioms (5)
  • domain assumption Mz ∝ sin(3φ_L) coupling between out-of-plane moment and in-plane Néel vector
    Invoked in intro/discussion (refs 5,9,10,12) to interpret Bz sign as a proxy for Néel-vector orientation; if this symmetry coupling is wrong, the inferred reorientation pathway fails.
  • domain assumption Fourier-space reconstruction with ∇·B=0 and known NV axis uniquely recovers Bz from B_parallel
    Standard physics/math assumption applied to real data; the text states Bz is calculated this way but does not validate uniqueness or noise propagation on this dataset.
  • ad hoc to paper The initial field-cooled state is biased toward -Mz with approximately equal population of the three -Mz variants
    The geometric model in Fig. 2c inset assumes this to explain the growth of the +Bz sector; the paper says 'an observable bias toward -Mz can be seen,' but the near-equal population of the three variants is not directly measured.
  • ad hoc to paper Compressive strain along [110] selects the strain-favored in-plane Néel axis pair and locally reorients domains toward the nearest member
    Post-hoc mechanism to connect detwinning and rotation; not directly measured by NV because Mz sign does not distinguish all six axes.
  • domain assumption The strain cell applies homogeneous uniaxial strain over the ROI and the surface-particle calibration reflects bulk strain
    Strain measured from changes in surface particle distances (Fig. 1e), assumed uniform and equal to the strain experienced by the magnetic texture.

pith-pipeline@v1.3.0-daily-deepseek · 7611 in / 12247 out tokens · 103814 ms · 2026-08-01T14:32:43.490126+00:00 · methodology

0 comments
read the original abstract

Altermagnets combine compensated magnetic order with momentum-dependent spin splitting, offering a route to spintronic functionality without the stray fields of conventional ferromagnets. Mechanical strain provides a promising means of controlling their N\'eel order, yet the microscopic pathway by which strain reorganizes an altermagnetic texture remains unresolved. Here, we integrate a piezo-driven uniaxial strain cell with scanning nitrogen-vacancy magnetometry to image the magnetic domains of bulk {\alpha}-MnTe during in situ compression at room temperature. We find that compression reorganizes the magnetic texture through domain coalescence, increasing the size of the largest connected domain while reducing the domain-wall density. Upon unloading, however, the strain-formed domain network does not retrace the loading pathway. Instead, the large connected regions fragment into a new metastable configuration, producing pronounced hysteresis in the maximum domain size and stray-field distribution. These results identify domain connectivity and topology as key carriers of strain-induced magnetic memory. Our work reveals domain coalescence and hysteretic fragmentation as the microscopic pathway of strain control in {\alpha}-MnTe and establishes a route toward strain-programmable altermagnetic textures and reconfigurable spintronic devices.

Figures

Figures reproduced from arXiv: 2607.26495 by Alex L. Melendez, An-Ping Li, Huan Zhao, Hu Miao, Liangbo Liang, Pengcheng Dai, Sijie Xu, Zhaoyu Liu.

Figure 1
Figure 1. Figure 1: (a) Schematic of MnTe crystal structure. Mn atoms are shown as black circles [PITH_FULL_IMAGE:figures/full_fig_p005_1.png] view at source ↗
Figure 2
Figure 2. Figure 2: (a) Bz component extracted from NV magnetometry scans during a compression– release cycle, from 0% strain to −0.6% (compressive), and back to 0.04%. Dashed white line in left-most scan represents location of linecuts presented in (c). (b) Associated Bz histograms of corresponding to scans in (a). Approximately 10,000 data points were used to form each histogram. (Inset) Mean value of Bz. (c) Interpolated l… view at source ↗
Figure 3
Figure 3. Figure 3: (a) Average domain wall density and (b) FWHM of [PITH_FULL_IMAGE:figures/full_fig_p010_3.png] view at source ↗

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Reference graph

Works this paper leans on

272 extracted references · 112 canonical work pages · 21 internal anchors

  1. [1]

    arXiv preprint arXiv:2605.27543 , year=

    Atomic-Scale Observation of Symmetry Breaking in Altermagnetic MnTe , author=. arXiv preprint arXiv:2605.27543 , year=

    Pith/arXiv arXiv

  2. [2]

    Physical Review X , volume =

    Beyond Conventional Ferromagnetism and Antiferromagnetism: A Phase with Nonrelativistic Spin and Crystal Rotation Symmetry , author =. Physical Review X , volume =. 2022 , publisher =

    2022

  3. [3]

    Magnetic Domains: The Analysis of Magnetic Microstructures , publisher =

    Hubert, Alex and Sch. Magnetic Domains: The Analysis of Magnetic Microstructures , publisher =. 1998 , doi =

    1998

  4. [5]

    Nature Reviews Materials , volume =

    Anomalous Hall antiferromagnets , author =. Nature Reviews Materials , volume =. 2022 , publisher =

    2022

  5. [6]

    Nature , volume =

    Altermagnetic lifting of Kramers spin degeneracy , author =. Nature , volume =. 2024 , publisher =

    2024

  6. [7]

    Physical Review Letters , volume =

    Spontaneous Anomalous Hall Effect Arising from an Unconventional Compensated Magnetic Phase in a Semiconductor , author =. Physical Review Letters , volume =. 2023 , publisher =

    2023

  7. [8]

    2025 , eprint =

    Strain-tunable anomalous Hall effect in hexagonal MnTe , author =. 2025 , eprint =

    2025

  8. [9]

    Physical Review Materials , volume =

    Piezomagnetic properties in altermagnetic MnTe , author =. Physical Review Materials , volume =. 2024 , publisher =

    2024

  9. [10]

    Physical Review B , volume =

    Piezomagnetism and magnetoelastic coupling in altermagnetic MnTe , author =. Physical Review B , volume =. 2024 , publisher =

    2024

  10. [11]

    Physical Review B , volume =

    Magnetic anisotropy in antiferromagnetic hexagonal MnTe , author =. Physical Review B , volume =. 2017 , publisher =

    2017

  11. [12]

    Physical Review B , volume =

    Coexistence of anomalous Hall effect and weak magnetization in a nominally collinear antiferromagnet MnTe , author =. Physical Review B , volume =. 2024 , publisher =

    2024

  12. [13]

    Nature Reviews Materials , volume =

    Probing condensed matter physics with magnetometry based on nitrogen-vacancy centres in diamond , author =. Nature Reviews Materials , volume =. 2018 , publisher =

    2018

  13. [14]

    Nature , volume =

    Real-space imaging of non-collinear antiferromagnetic order with a single-spin magnetometer , author =. Nature , volume =. 2017 , publisher =

    2017

  14. [15]

    Continuous tuning of compensated ferrimagnetism in

    Bai, Hao and Si, Wenlong and Zhou, Heng-An and Wang, Ledong and Xu, Teng and Dong, Yiqing and Zhu, Jing and Jiang, Wanjun , journal=. Continuous tuning of compensated ferrimagnetism in. 2023 , publisher=

    2023

  15. [16]

    Giant coercivity and enhanced intrinsic anomalous

    DeStefano, Jonathan M and Rosenberg, Elliott and Ren, Guodong and Lee, Yongbin and Ning, Zhenhua and Peek, Olivia and Harrison, Kamal and Khondaker, Saiful I and Ke, Liqin and Mazin, Igor I and others , journal=. Giant coercivity and enhanced intrinsic anomalous. 2025 , publisher=

    2025

  16. [17]

    Applied Physics Letters , volume=

    Spintronics with compensated ferrimagnets , author=. Applied Physics Letters , volume=. 2020 , publisher=

    2020

  17. [18]

    and Chu, Jiun-Haw and Dai, Pengcheng , year = 2026, publisher =

    Liu, Zhaoyu and Xu, Sijie and DeStefano, Jonathan M and Rosenberg, Elliott and Zhang, Tingjun and Li, Jinyulin and Stone, Matthew B and Ye, Feng and Tian, Wei and Edwards, Sarah and Cong, Rong and Pan, Siyu and Chu, Ching-Wu and Deng, Liangzi and Morosan, Emilia and Fernandes, Rafael M. and Chu, Jiun-Haw and Dai, Pengcheng , year = 2026, publisher =. Stra...

    2026

  18. [19]

    Catalog of

    Hu, Mengli and Cheng, Xingkai and Huang, Zhenqiao and Liu, Junwei , journal=. Catalog of. 2025 , publisher=

    2025

  19. [20]

    Nature communications , volume=

    Multifunctional antiferromagnetic materials with giant piezomagnetism and noncollinear spin current , author=. Nature communications , volume=. 2021 , publisher=

    2021

  20. [21]

    Nature Reviews Materials , volume=

    Altermagnets as a new class of functional materials , author=. Nature Reviews Materials , volume=. 2025 , publisher=

    2025

  21. [22]

    Shane Smolenski and Ning Mao and Dechen Zhang and Yucheng Guo and A. K. M. Ashiquzzaman Shawon and Mingyu Xu and Eoghan Downey and Trisha Musall and Ming Yi and Weiwei Xie and Chris Jozwiak and Aaron Bostwick and Nobumichi Tamura and Eli Rotenberg and Lu Li and Kai Sun and Yang Zhang and Na Hyun Jo , year=. Strain-tunability of the multipolar. arXiv:2509....

    arXiv

  22. [23]

    Ghimire and Yue Sun and Igor I

    Alex Liebman-Peláez and Jon Kruppe and Resham Babu Regmi and Nirmal J. Ghimire and Yue Sun and Igor I. Mazin and Hilary M. L. Noad and James Analytis and Veronika Sunko and Joseph Orenstein , year=. Strain continuously rotates the N\'eel vector in altermagnetic. arXiv:2604.07653 , url=

    Pith/arXiv arXiv

  23. [24]

    Piezomagnetic switching of the anomalous

    Ikhlas, M and Dasgupta, S and Theuss, F and Higo, T and Kittaka, Shunichiro and Ramshaw, BJ and Tchernyshyov, O and Hicks, CW and Nakatsuji, S , journal=. Piezomagnetic switching of the anomalous. 2022 , publisher=

    2022

  24. [25]

    2023 , month = feb, journal =

    Observation of an Anomalous. 2023 , month = feb, journal =

    2023

  25. [26]

    Extrinsic anomalous

    Osin, A and Levchenko, A and Khodas, M , journal=. Extrinsic anomalous. 2025 , url =

    2025

  26. [27]

    Spintronics: Fundamentals and applications , author =. Rev. Mod. Phys. , volume =. 2004 , month =. doi:10.1103/RevModPhys.76.323 , url =

    doi:10.1103/revmodphys.76.323 2004

  27. [28]

    Journal of Applied Crystallography , author =

    Implementation of cross correlation for energy discrimination on the time-of-flight spectrometer. Journal of Applied Crystallography , author =. 2018 , pages =. doi:10.1107/S160057671800403X , abstract =

    doi:10.1107/s160057671800403x 2018

  28. [29]

    Strain tuning of vestigial three-state

    Hwangbo, Kyle and Rosenberg, Elliott and Cenker, John and Jiang, Qianni and Wen, Haidan and Xiao, Di and Chu, Jiun-Haw and Xu, Xiaodong , journal=. Strain tuning of vestigial three-state. 2024 , publisher=

    2024

  29. [30]

    and Dynowska, E

    Minikayev, R. and Dynowska, E. and Witkowska, B. and Bell, A. M. T. and Szuszkiewicz, W. , year =. Unit-Cell Dimensions of -. X-Ray Spectrometry , volume =. doi:10.1002/xrs.2646 , url =

    work page doi:10.1002/xrs.2646

  30. [31]

    Antiferromagnetic spintronics , author =. Rev. Mod. Phys. , volume =. 2018 , month =. doi:10.1103/RevModPhys.90.015005 , url =

    doi:10.1103/revmodphys.90.015005 2018

  31. [32]

    Jungwirth and J

    Libor Šmejkal and Rafael González-Hernández and T. Jungwirth and J. Sinova , title =. Science Advances , volume =. 2020 , doi =

    2020

  32. [36]

    and van den Brink, Jeroen , journal =

    Sato, Toshihiro and Haddad, Sonia and Fulga, Ion Cosma and Assaad, Fakher F. and van den Brink, Jeroen , journal =. Altermagnetic Anomalous. 2024 , month =. doi:10.1103/PhysRevLett.133.086503 , url =

    doi:10.1103/physrevlett.133.086503 2024

  33. [38]

    Magnetic

    Adachi, Kengo , date =. Magnetic. J. Phys. Soc. Jpn. , volume =. doi:10.1143/JPSJ.16.2187 , url =

    work page doi:10.1143/jpsj.16.2187

  34. [39]

    Nature Mater , volume =

    Exchange Bias Using a Spin Glass , author =. Nature Mater , volume =. doi:10.1038/nmat1809 , url =

    work page doi:10.1038/nmat1809

  35. [40]

    Amin, O. J. and Dal Din, A. and Golias, E. and Niu, Y. and Zakharov, A. and Fromage, S. C. and Fields, C. J. B. and Heywood, S. L. and Cousins, R. B. and Maccherozzi, F. and Krempaský, J. and Dil, J. H. and Kriegner, D. and Kiraly, B. and Campion, R. P. and Rushforth, A. W. and Edmonds, K. W. and Dhesi, S. S. and Šmejkal, L. and Jungwirth, T. and Wadley, ...

    doi:10.1038/s41586-024-08234-x

  36. [41]

    and Takahashi, K

    Ando, K. and Takahashi, K. and Okuda, T. and Umehara, M. , date =. Magnetic Circular Dichroism of Zinc-Blende-Phase. Phys. Rev. B , volume =. doi:10.1103/PhysRevB.46.12289 , url =

    work page doi:10.1103/physrevb.46.12289

  37. [42]

    and Fernandes, Rafael M

    Antonenko, Daniil S. and Fernandes, Rafael M. and Venderbos, Jörn W. F. , year =. Mirror. Phys. Rev. Lett. , volume =. doi:10.1103/PhysRevLett.134.096703 , url =

    doi:10.1103/physrevlett.134.096703

  38. [43]

    Tuning the magnetic properties of the spin-split antiferromagnet

    Carlisle, Edison P and Yumnam, George and Calder, Stuart and Haberl, Bianca and Xiong, Jia-Xin and McGuire, Michael A and Zunger, Alex and Hermann, Rapha. Tuning the magnetic properties of the spin-split antiferromagnet. Physical Review B , volume=. 2025 , publisher=

    2025

  39. [44]

    Piezomagnetic Properties in Altermagnetic

    Aoyama, Takuya and Ohgushi, Kenya , year =. Piezomagnetic Properties in Altermagnetic. Phys. Rev. Mater. , volume =

  40. [45]

    Science Advances , author =

    Giant, unconventional anomalous. Science Advances , author =. 2020 , pages =. doi:10.1126/sciadv.abb6003 , number =

    doi:10.1126/sciadv.abb6003 2020

  41. [47]

    Impact of uniaxial pressure on structural and magnetic phase transitions in electron-doped iron pnictides , author =. Phys. Rev. B , volume =. 2016 , month =. doi:10.1103/PhysRevB.93.134519 , url =

    work page doi:10.1103/physrevb.93.134519 2016

  42. [48]

    In-plane uniaxial pressure-induced out-of-plane antiferromagnetic moment and critical fluctuations in

    Liu, Panpan and Klemm, Mason L and Tian, Long and Lu, Xingye and Song, Yu and Tam, David W and Schmalzl, Karin and Park, JT and Li, Yu and Tan, Guotai and others , journal=. In-plane uniaxial pressure-induced out-of-plane antiferromagnetic moment and critical fluctuations in. 2020 , publisher=

    2020

  43. [50]

    and DeStefano, Jonathan M

    Liu, Zhaoyu and Shi, Yue and Jiang, Qianni and Rosenberg, Elliott W. and DeStefano, Jonathan M. and Liu, Jinjin and Hu, Chaowei and Zhao, Yuzhou and Wang, Zhiwei and Yao, Yugui and Graf, David and Dai, Pengcheng and Yang, Jihui and Xu, Xiaodong and Chu, Jiun-Haw , journal =. Absence of. 2024 , month =. doi:10.1103/PhysRevX.14.031015 , url =

    doi:10.1103/physrevx.14.031015 2024

  44. [51]

    Nature Communications , author =

    Vacancy-induced suppression of charge density wave order and its impact on magnetic order in kagome antiferromagnet. Nature Communications , author =. 2025 , pages =. doi:10.1038/s41467-025-58583-y , number =

    doi:10.1038/s41467-025-58583-y 2025

  45. [52]

    2022 , month = sep, journal =

    Discovery of Charge Density Wave in a Kagome Lattice Antiferromagnet , author =. 2022 , month = sep, journal =. doi:10.1038/s41586-022-05034-z , urldate =

    doi:10.1038/s41586-022-05034-z 2022

  46. [53]

    Hidden constant in the anomalous. Phys. Rev. B , author =. 2007 , pages =. doi:10.1103/PhysRevB.75.172403 , number =

    work page doi:10.1103/physrevb.75.172403 2007

  47. [54]

    Nature , author =

    Massive. Nature , author =. 2018 , pages =. doi:10.1038/nature25987 , number =

    work page doi:10.1038/nature25987 2018

  48. [55]

    Nature Physics , author =

    Giant anomalous. Nature Physics , author =. 2018 , pages =. doi:10.1038/s41567-018-0234-5 , number =

    doi:10.1038/s41567-018-0234-5 2018

  49. [56]

    Nature Communications , author =

    Tunable unconventional kagome superconductivity in charge ordered. Nature Communications , author =. 2023 , pages =. doi:10.1038/s41467-022-35718-z , language =

    work page doi:10.1038/s41467-022-35718-z 2023

  50. [57]

    Iwanowski and M.H

    R.J. Iwanowski and M.H. Heinonen and B. Witkowska , keywords =. X-ray photoelectron study of. Journal of Alloys and Compounds , volume =. 2010 , issn =. doi:https://doi.org/10.1016/j.jallcom.2009.10.223 , url =

    work page doi:10.1016/j.jallcom.2009.10.223 2010

  51. [59]

    and Cuono, Giuseppe and Fakhredine, Amar , date =

    Autieri, Carmine and Sattigeri, Raghottam M. and Cuono, Giuseppe and Fakhredine, Amar , date =. Staggered. Phys. Rev. B , volume =. doi:10.1103/PhysRevB.111.054442 , url =

    doi:10.1103/physrevb.111.054442

  52. [60]

    Magnetic Octupole

    Baek, Insu and Han, Seungyun and Lee, Hyun-Woo , date =. Magnetic Octupole. Phys. Rev. B , volume =. doi:10.1103/5hqs-v6y4 , url =

    work page doi:10.1103/5hqs-v6y4

  53. [61]

    Altermagnetism:

    Bai, Ling and Feng, Wanxiang and Liu, Siyuan and Šmejkal, Libor and Mokrousov, Yuriy and Yao, Yugui , date =. Altermagnetism:. Advanced Functional Materials , volume =. doi:10.1002/adfm.202409327 , url =

    doi:10.1002/adfm.202409327

  54. [62]

    Altermagnetic Superconducting Diode Effect , author =. Phys. Rev. B , volume =. doi:10.1103/PhysRevB.110.024503 , url =

    doi:10.1103/physrevb.110.024503

  55. [63]

    and Heidelberg, Robert F

    Banewicz, John J. and Heidelberg, Robert F. and Luxem, Allan H. , date =. J. Phys. Chem. , volume =. doi:10.1021/j100822a006 , url =

    work page doi:10.1021/j100822a006

  56. [64]

    Interplay between altermagnetic order and crystal symmetry probed using magnetotransport in epitaxial altermagnet

    Bangar, Himanshu and Tsipas, Polychronis and Rout, Prasanna and Pandey, Lalit and Kalaboukhov, Alexei and Lintzeris, Akylas and Dimoulas, Athanasios and Dash, Saroj P , journal=. Interplay between altermagnetic order and crystal symmetry probed using magnetotransport in epitaxial altermagnet

  57. [65]

    Milinda and Campbell, Branton J

    Baral, Raju and Abeykoon, A.M. Milinda and Campbell, Branton J. and Frandsen, Benjamin A. , date =. Giant Spontaneous Magnetostriction in. Advanced Functional Materials , volume =. doi:10.1002/adfm.202305247 , url =

    work page doi:10.1002/adfm.202305247

  58. [66]

    Beenakker, C. W. J. and Vakhtel, T. , journal =. Phase-shifted. 2023 , month =. doi:10.1103/PhysRevB.108.075425 , url =

    doi:10.1103/physrevb.108.075425 2023

  59. [67]

    and de Carvalho, Vanuildo S

    Fernandes, Rafael M. and de Carvalho, Vanuildo S. and Birol, Turan and Pereira, Rodrigo G. , journal =. Topological transition from nodal to nodeless. 2024 , month =. doi:10.1103/PhysRevB.109.024404 , url =

    doi:10.1103/physrevb.109.024404 2024

  60. [68]

    and Niu, Qian and MacDonald, A

    Jungwirth, T. and Niu, Qian and MacDonald, A. H. , journal =. Anomalous. 2002 , month =. doi:10.1103/PhysRevLett.88.207208 , url =

    work page doi:10.1103/physrevlett.88.207208 2002

  61. [69]

    Nagaosa, Naoto and Sinova, Jairo and Onoda, Shigeki and MacDonald, A. H. and Ong, N. P. , journal =. Anomalous. 2010 , month =. doi:10.1103/RevModPhys.82.1539 , url =

    doi:10.1103/revmodphys.82.1539 2010

  62. [70]

    npj Quantum Materials , volume=

    Altermagnetism with non-collinear spins , author=. npj Quantum Materials , volume=. 2024 , publisher=

    2024

  63. [71]

    and Ganesh, R

    Farajollahpour, T. and Ganesh, R. and Samokhin, K. V. , Title =. Npj Quantum Materials , Year =. doi:10.1038/s41535-025-00805-z , pages =

    work page doi:10.1038/s41535-025-00805-z

  64. [72]

    Belashchenko, K. D. , year =. Giant Strain-Induced Spin Splitting Effect in. Phys. Rev. Lett. , volume =. doi:10.1103/PhysRevLett.134.086701 , url =

    work page doi:10.1103/physrevlett.134.086701

  65. [73]

    Antiferromagnetic order and spin dynamics in iron-based superconductors , volume =. Rev. Mod. Phys. , author =. 2015 , pages =. doi:10.1103/RevModPhys.87.855 , number =

    doi:10.1103/revmodphys.87.855 2015

  66. [74]

    Analytis and Kristiaan De Greve and Peter L

    Jiun-Haw Chu and James G. Analytis and Kristiaan De Greve and Peter L. McMahon and Zahirul Islam and Yoshihisa Yamamoto and Ian R. Fisher , title =. Science , volume =. 2010 , doi =

    2010

  67. [75]

    Journal of Magnetism and Magnetic Materials , volume =

    Exchange Anisotropy — a Review , author =. Journal of Magnetism and Magnetic Materials , volume =. doi:10.1016/S0304-8853(99)00453-9 , url =

    work page doi:10.1016/s0304-8853(99)00453-9

  68. [76]

    Unexpected tuning of the anomalous

    Bey, Sara and Fields, Shelby S and Combs, Nicholas G and M. Unexpected tuning of the anomalous. arXiv:2409.04567 , year=

    Pith/arXiv arXiv

  69. [77]

    Gradual pressure-induced change in the magnetic structure of the noncollinear antiferromagnet

    Sukhanov, AS and Singh, Sanjay and Caron, L and Hansen, Th and Hoser, A and Kumar, V and Borrmann, H and Fitch, A and Devi, P and Manna, K and others , journal=. Gradual pressure-induced change in the magnetic structure of the noncollinear antiferromagnet. 2018 , publisher=

    2018

  70. [78]

    Pressure tuning of the anomalous

    Reis, RD dos and Ghorbani Zavareh, M and Ajeesh, MO and Kutelak, LO and Sukhanov, AS and Singh, Sanjay and Noky, J and Sun, Y and Fischer, JE and Manna, K and others , journal=. Pressure tuning of the anomalous. 2020 , publisher=

    2020

  71. [79]

    Pressure controlled trimerization for switching of anomalous

    Singh, Charanpreet and Singh, Vikram and Pradhan, Gyandeep and Srihari, Velaga and Poswal, Himanshu Kumar and Nath, Ramesh and Nandy, Ashis K and Nayak, Ajaya K , journal=. Pressure controlled trimerization for switching of anomalous. 2020 , publisher=

    2020

  72. [80]

    Effect of pressure on the

    Sugiura, Hiroshi and Sawaoka, Akira and Saito, Shinroku and Inoue, Katsuhiko , journal=. Effect of pressure on the. 1979 , publisher=

    1979

  73. [81]

    High-Throughput Screening of Altermagnetic Materials , author =. Phys. Rev. Mater. , volume =. doi:10.1103/PhysRevMaterials.9.064403 , url =

    work page doi:10.1103/physrevmaterials.9.064403

  74. [82]

    , date =

    Bhowal, Sayantika and Spaldin, Nicola A. , date =. Ferroically. Phys. Rev. X , volume =. doi:10.1103/PhysRevX.14.011019 , url =

    doi:10.1103/physrevx.14.011019

  75. [83]

    doi:10.48550/arXiv.2508.04788 , url =

    Quantum-Impurity Sensing of Altermagnetic Order , author =. doi:10.48550/arXiv.2508.04788 , url =. 2508.04788 , eprinttype =

    Pith/arXiv arXiv doi:10.48550/arxiv.2508.04788

  76. [84]

    Femtosecond Phononic Coupling to Both Spins and Charges in a Room-Temperature Antiferromagnetic Semiconductor , author =. Phys. Rev. B , volume =. doi:10.1103/PhysRevB.104.224424 , url =

    work page doi:10.1103/physrevb.104.224424

  77. [85]

    and Kryder, Mark H

    Cain, William C. and Kryder, Mark H. , date =. Investigation of the Exchange Mechanism in. Journal of Applied Physics , volume =. doi:10.1063/1.346107 , url =

    work page doi:10.1063/1.346107

  78. [86]

    and Yumnam, George and Calder, Stuart and Haberl, Bianca and Xiong, Jia-Xin and McGuire, Michael A

    Carlisle, Edison P. and Yumnam, George and Calder, Stuart and Haberl, Bianca and Xiong, Jia-Xin and McGuire, Michael A. and Zunger, Alex and Hermann, Raphaël P. and Frandsen, Benjamin A. , date =. Tuning the Magnetic Properties of the Spin-Split Antiferromagnet. Phys. Rev. B , volume =. doi:10.1103/dzk6-f68q , url =

    work page doi:10.1103/dzk6-f68q

  79. [87]

    , date =

    Chakraborty, Debmalya and Black-Schaffer, Annica M. , date =. Perfect. Phys. Rev. Lett. , volume =. doi:10.1103/cv8s-tk4c , url =

    work page doi:10.1103/cv8s-tk4c

  80. [88]

    2402.00151 , eprinttype =

    Strain Induced Phase Transition from Antiferromagnet to Altermagnet , author =. 2402.00151 , eprinttype =

    Pith/arXiv arXiv

Showing first 80 references.