{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,12]],"date-time":"2026-02-12T10:06:09Z","timestamp":1770890769054,"version":"3.50.1"},"reference-count":52,"publisher":"IOP Publishing","issue":"6","license":[{"start":{"date-parts":[[2026,2,12]],"date-time":"2026-02-12T00:00:00Z","timestamp":1770854400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/publishingsupport.iopscience.iop.org\/iop-standard\/v1"},{"start":{"date-parts":[[2026,2,12]],"date-time":"2026-02-12T00:00:00Z","timestamp":1770854400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/iopscience.iop.org\/info\/page\/text-and-data-mining"},{"start":{"date-parts":[[2026,2,12]],"date-time":"2026-02-12T00:00:00Z","timestamp":1770854400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/publishingsupport.iopscience.iop.org\/questions\/alternative-author-rights-policies\/"},{"start":{"date-parts":[[2026,2,12]],"date-time":"2026-02-12T00:00:00Z","timestamp":1770854400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/publishingsupport.iopscience.iop.org\/questions\/alternative-author-rights-policies\/"}],"content-domain":{"domain":["iopscience.iop.org"],"crossmark-restriction":false},"short-container-title":["J. Phys.: Condens. Matter"],"published-print":{"date-parts":[[2026,2,13]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>\n                    The quasi-one-dimensional Ising spin chain\n                    <jats:italic>\u03b1<\/jats:italic>\n                    \u2013CoV\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>6<\/jats:sub>\n                    exhibits intriguing low-temperature magnetic behavior. We report a comprehensive study of the magnetic and lattice properties of the quasi-one-dimensional Ising spin-chain compound\n                    <jats:italic>\u03b1<\/jats:italic>\n                    \u2013CoV\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>6<\/jats:sub>\n                    using x-ray diffraction, DC magnetization, specific heat, Raman spectroscopy, and theoretical charge density calculations. Antiferromagnetic (AFM) long-range order is observed at\n                    <jats:inline-formula>\n                      <jats:tex-math>\n                        \n                      <\/jats:tex-math>\n                      <mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" overflow=\"scroll\">\n                        <mml:mrow>\n                          <mml:mrow>\n                            <mml:msub>\n                              <mml:mi>T<\/mml:mi>\n                              <mml:mi>N<\/mml:mi>\n                            <\/mml:msub>\n                          <\/mml:mrow>\n                          <mml:mo>=<\/mml:mo>\n                          <mml:mn>15<\/mml:mn>\n                          <mml:mrow>\n                            <mml:mtext>\u2009<\/mml:mtext>\n                          <\/mml:mrow>\n                        <\/mml:mrow>\n                      <\/mml:math>\n                    <\/jats:inline-formula>\n                    K, with short-range magnetic correlations persisting below 100 K. The Co\n                    <jats:sup>2+<\/jats:sup>\n                    ions exhibit an effective spin-1\/2 ground state due to crystal-field effects and strong spin\u2013orbit coupling. Temperature-dependent Raman and XRD measurements reveal pronounced spin\u2013phonon and magnetoelastic coupling, with anomalies near\n                    <jats:inline-formula>\n                      <jats:tex-math>\n                        \n                      <\/jats:tex-math>\n                      <mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" overflow=\"scroll\">\n                        <mml:mrow>\n                          <mml:mrow>\n                            <mml:msub>\n                              <mml:mi>T<\/mml:mi>\n                              <mml:mi>N<\/mml:mi>\n                            <\/mml:msub>\n                          <\/mml:mrow>\n                          <mml:mrow>\n                            <mml:mtext>\u2009<\/mml:mtext>\n                          <\/mml:mrow>\n                        <\/mml:mrow>\n                      <\/mml:math>\n                    <\/jats:inline-formula>\n                    and signatures of short-range ordering well above the magnetic transition. These couplings play a crucial role in stabilizing the magnetic plateau and highlight the interplay between spin, lattice, and charge degrees of freedom. Theoretical charge density calculations confirm spin\u2013charge coupling via p\u2013d hybridization, leading to electric dipole formation in the AFM state.\n                  <\/jats:p>","DOI":"10.1088\/1361-648x\/ae4280","type":"journal-article","created":{"date-parts":[[2026,2,5]],"date-time":"2026-02-05T22:53:53Z","timestamp":1770332033000},"page":"065402","update-policy":"https:\/\/doi.org\/10.1088\/crossmark-policy","source":"Crossref","is-referenced-by-count":0,"title":["Evidence of spin\u2013phonon\u2013charge coupling and spin\u2013orbit excitations in quasi-one-dimensional Ising spin chain system\n                    <i>\u03b1<\/i>\n                    \u2013CoV\n                    <sub>2<\/sub>\n                    O\n                    <sub>6<\/sub>"],"prefix":"10.1088","volume":"38","author":[{"ORCID":"https:\/\/orcid.org\/0009-0004-9287-924X","authenticated-orcid":true,"given":"Debismita","family":"Naik","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7132-8685","authenticated-orcid":true,"given":"Souvick","family":"Chakraborty","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0009-0006-8357-2080","authenticated-orcid":true,"given":"Akriti","family":"Singh","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6962-3340","authenticated-orcid":true,"given":"Ayan","family":"Mondal","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8780-9117","authenticated-orcid":true,"given":"Surajit","family":"Saha","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1414-805X","authenticated-orcid":true,"given":"Venkataramanan","family":"Mahalingam","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2193-3152","authenticated-orcid":true,"given":"Satyabrata","family":"Raj","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Pradip","family":"Khatua","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"266","published-online":{"date-parts":[[2026,2,12]]},"reference":[{"key":"cmae4280bib1","doi-asserted-by":"publisher","DOI":"10.1063\/1.4945395","type":"journal-article","volume":"119","author":"Nandi","year":"2016","journal-title":"J. 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All rights, including for text and data mining, AI training, and similar technologies, are reserved.","name":"copyright_information","label":"Copyright Information"},{"value":"2025-11-28","name":"date_received","label":"Date Received","group":{"name":"publication_dates","label":"Publication dates"}},{"value":"2026-02-05","name":"date_accepted","label":"Date Accepted","group":{"name":"publication_dates","label":"Publication dates"}},{"value":"2026-02-12","name":"date_epub","label":"Online publication date","group":{"name":"publication_dates","label":"Publication dates"}}]}}