{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,25]],"date-time":"2025-11-25T08:59:43Z","timestamp":1764061183055,"version":"3.44.0"},"reference-count":44,"publisher":"IOP Publishing","issue":"45","license":[{"start":{"date-parts":[[2023,8,10]],"date-time":"2023-08-10T00:00:00Z","timestamp":1691625600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/publishingsupport.iopscience.iop.org\/iop-standard\/v1"},{"start":{"date-parts":[[2023,8,10]],"date-time":"2023-08-10T00:00:00Z","timestamp":1691625600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/iopscience.iop.org\/info\/page\/text-and-data-mining"}],"content-domain":{"domain":["iopscience.iop.org"],"crossmark-restriction":false},"short-container-title":["J. Phys.: Condens. Matter"],"published-print":{"date-parts":[[2023,11,13]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:p>In this work, we report the existence of <jats:italic>nodal-arc<\/jats:italic>, which acts as the building block of all the nodal-rings in TaAs &amp; TaP. This <jats:italic>nodal-arc<\/jats:italic> is found to be capable of generating all the nodal-rings in these materials upon the application of space-group symmetry operations including time-reversal symmetry. The arcs are obtained to be dispersive with the energy spread of \u223c109 (\u223c204) meV in TaAs (TaP). Also, the orbitals leading to bands-inversion and thus the formation of <jats:italic>nodal-arcs<\/jats:italic> are found to be Ta-5<jats:italic>d<\/jats:italic> &amp; As-4<jats:italic>p<\/jats:italic> (P-3<jats:italic>p<\/jats:italic>) in TaAs (TaP). The area of nodal-rings is found to be highly sensitive to the change in hybridization-strength, where the increase in hybridization-strength leads to the decrease in the area of nodal-rings. In the presence of spin\u2013orbit coupling (SOC), all the points on these arcs get gaped-up and two pairs of Weyl-nodes are found to evolve from them. Out of the two pair, one is found to be situated close to the joining point of the two arcs forming a ring. This causes the evolution of each nodal-ring into three pairs of Weyl-nodes. The coordinates of these Weyl-nodes are found to be robust to the increase in SOC-strength from \u223c0.7\u20133.5\u2009eV. All the results are obtained at the <jats:italic>first-principle<\/jats:italic> level. This work provides a clear picture of the existence of <jats:italic>nodal-arc<\/jats:italic> due to accidental degeneracy and its evolution into Weyl-nodes under the effect of SOC.<\/jats:p>","DOI":"10.1088\/1361-648x\/aced2e","type":"journal-article","created":{"date-parts":[[2023,8,4]],"date-time":"2023-08-04T04:25:00Z","timestamp":1691123100000},"page":"455501","update-policy":"https:\/\/doi.org\/10.1088\/crossmark-policy","source":"Crossref","is-referenced-by-count":2,"title":["Existence of nodal-arc and its evolution into Weyl-nodes in the presence of spin-orbit coupling in TaAs &amp; TaP"],"prefix":"10.1088","volume":"35","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-5799-2993","authenticated-orcid":true,"given":"Vivek","family":"Pandey","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3673-4818","authenticated-orcid":true,"given":"Sudhir K","family":"Pandey","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"266","published-online":{"date-parts":[[2023,8,10]]},"reference":[{"key":"cmaced2ebib1","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevX.5.011029","type":"journal-article","volume":"5","author":"Weng","year":"2015","journal-title":"Phys. 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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":"2023-06-06","name":"date_received","label":"Date Received","group":{"name":"publication_dates","label":"Publication dates"}},{"value":"2023-08-03","name":"date_accepted","label":"Date Accepted","group":{"name":"publication_dates","label":"Publication dates"}},{"value":"2023-08-10","name":"date_epub","label":"Online publication date","group":{"name":"publication_dates","label":"Publication dates"}}]}}