{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,30]],"date-time":"2026-09-30T08:18:08Z","timestamp":1790756288718,"version":"4.1.0"},"reference-count":44,"publisher":"IOP Publishing","issue":"39","license":[{"start":{"date-parts":[[2023,6,29]],"date-time":"2023-06-29T00:00:00Z","timestamp":1687996800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2023,6,29]],"date-time":"2023-06-29T00:00:00Z","timestamp":1687996800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/iopscience.iop.org\/info\/page\/text-and-data-mining"}],"funder":[{"name":"the U. S. Department of Energy (DOE), Basic Energy Sciences, Division of Materials Sciences & Engineering","award":["DE-AC02-07CH11358"],"award-info":[{"award-number":["DE-AC02-07CH11358"]}]}],"content-domain":{"domain":["iopscience.iop.org"],"crossmark-restriction":false},"short-container-title":["J. Phys.: Condens. Matter"],"published-print":{"date-parts":[[2023,10,2]]},"abstract":"Abstract<\/jats:title>\n The magnetic order for several compositions of CaK(Fe\n \n \n \n \n \n 1<\/mml:mn>\n \u2212<\/mml:mo>\n x<\/mml:mi>\n <\/mml:mrow>\n <\/mml:msub>\n <\/mml:math>\n \n <\/jats:inline-formula>Mn\n x<\/jats:italic>\n <\/jats:sub>)4<\/jats:sub>As4<\/jats:sub> has been studied by nuclear magnetic resonance (NMR), M\u00f6ssbauer spectroscopy, and neutron diffraction. Our observations for the Mn-doped 1144 compound are consistent with the hedgehog spin vortex crystal (hSVC) order which has previously been found for Ni-doped \n \n \n Ca<\/mml:mtext>\n K<\/mml:mtext>\n \n Fe<\/mml:mtext>\n 4<\/mml:mn>\n <\/mml:msub>\n \n As<\/mml:mtext>\n 4<\/mml:mn>\n <\/mml:msub>\n <\/mml:math>\n \n <\/jats:inline-formula>. The hSVC state is characterized by the stripe-type propagation vectors \n \n \n (<\/mml:mo>\n \u03c0<\/mml:mi>\n 0<\/mml:mn>\n )<\/mml:mo>\n <\/mml:math>\n \n <\/jats:inline-formula> and \n \n \n (<\/mml:mo>\n 0<\/mml:mn>\n \u03c0<\/mml:mi>\n )<\/mml:mo>\n <\/mml:math>\n \n <\/jats:inline-formula> just as in the doped 122 compounds. The hSVC state preserves tetragonal symmetry at the Fe site, and only this SVC motif with simple antiferromagnetic (AFM) stacking along \n c<\/jats:italic>\n <\/jats:bold> is consistent with all our observations using NMR M\u00f6ssbauer spectroscopy, and neutron diffraction. We find that the hSVC state in the Mn-doped 1144 compound coexists with superconductivity, and by combining the neutron scattering and M\u00f6ssbauer spectroscopy data we can infer a quantum phase transition, hidden under the superconducting dome, associated with the suppression of the AFM transition temperature (T<\/jats:italic>\n N<\/jats:sub>) to zero for x<\/jats:italic>\u2009\u2248\u20090.01. In addition, unlike several 122 compounds and Ni-doped 1144, the ordered magnetic moment is not observed to decrease at temperatures below the superconducting transition temperature (T<\/jats:italic>\n c<\/jats:sub>).<\/jats:p>","DOI":"10.1088\/1361-648x\/ace093","type":"journal-article","created":{"date-parts":[[2023,6,22]],"date-time":"2023-06-22T14:29:37Z","timestamp":1687444177000},"page":"395801","update-policy":"https:\/\/doi.org\/10.1088\/crossmark-policy","source":"Crossref","is-referenced-by-count":1,"title":["Antiferromagnetic order and its interplay with superconductivity in CaK(Fe1\u2212x\n <\/sub>Mn\n x\n <\/sub>)4<\/sub>As4<\/sub>"],"prefix":"10.1088","volume":"35","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-1753-3589","authenticated-orcid":true,"given":"J M","family":"Wilde","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A","family":"Sapkota","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Q-P","family":"Ding","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M","family":"Xu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"W","family":"Tian","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"S L","family":"Bud\u2019ko","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3722-293X","authenticated-orcid":true,"given":"Y","family":"Furukawa","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A","family":"Kreyssig","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7715-0643","authenticated-orcid":true,"given":"P C","family":"Canfield","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"266","published-online":{"date-parts":[[2023,6,29]]},"reference":[{"key":"cmace093bib1","doi-asserted-by":"publisher","first-page":"27","DOI":"10.1146\/annurev-conmatphys-070909-104041","article-title":"Feas-based superconductivity: a case study of the effects of transition metal doping on BaFe2As2","volume":"1","author":"Canfield","year":"2010","journal-title":"Annu. 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Published by IOP Publishing Ltd","name":"copyright_information","label":"Copyright Information"},{"value":"2023-03-22","name":"date_received","label":"Date Received","group":{"name":"publication_dates","label":"Publication dates"}},{"value":"2023-06-21","name":"date_accepted","label":"Date Accepted","group":{"name":"publication_dates","label":"Publication dates"}},{"value":"2023-06-29","name":"date_epub","label":"Online publication date","group":{"name":"publication_dates","label":"Publication dates"}}]}}