{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,18]],"date-time":"2026-01-18T10:42:06Z","timestamp":1768732926891,"version":"3.49.0"},"reference-count":32,"publisher":"IOP Publishing","issue":"2","license":[{"start":{"date-parts":[[2020,2,17]],"date-time":"2020-02-17T00:00:00Z","timestamp":1581897600000},"content-version":"vor","delay-in-days":16,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2020,2,17]],"date-time":"2020-02-17T00:00:00Z","timestamp":1581897600000},"content-version":"tdm","delay-in-days":16,"URL":"https:\/\/iopscience.iop.org\/info\/page\/text-and-data-mining"}],"content-domain":{"domain":["iopscience.iop.org"],"crossmark-restriction":false},"short-container-title":["Mater. Res. Express"],"published-print":{"date-parts":[[2020,2,1]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:p>Isothermal hot compression tests of low alloy 1 wt%Cr\u20131 wt%Mo medium carbon rotor steel were carried out over the temperature range from 850 \u00b0C\u20131050 \u00b0C under three strain rates <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:mfenced close=\")\" open=\"(\" separators=\"\">\n                           <mml:mrow>\n                              <mml:mover accent=\"true\">\n                                 <mml:mi>\u03b5<\/mml:mi>\n                                 <mml:mo>\u0307<\/mml:mo>\n                              <\/mml:mover>\n                           <\/mml:mrow>\n                        <\/mml:mfenced>\n                     <\/mml:math>\n                     <jats:inline-graphic xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"mrxab731bieqn1.gif\" xlink:type=\"simple\"\/>\n                  <\/jats:inline-formula> varying from 0.001 s<jats:sup>\u22121<\/jats:sup>\u20130.1<jats:sup>.1<\/jats:sup> s<jats:sup>\u22121<\/jats:sup>. The hot deformation behavior, activation energy and material constants were determined by constitutive analysis. Onset of critical condition parameters for dynamic recrystallization (DRX) of the present steel were determined with the help of mathematical models developed by Poliak and Jonas. DRX kinetics were studied to determine the fraction of dynamic recrystallization with the help of Avrami type model. Also, the values of Avrami power exponent <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:mo stretchy=\"false\">(<\/mml:mo>\n                        <mml:mi>n<\/mml:mi>\n                        <mml:mo stretchy=\"false\">)<\/mml:mo>\n                     <\/mml:math>\n                     <jats:inline-graphic xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"mrxab731bieqn2.gif\" xlink:type=\"simple\"\/>\n                  <\/jats:inline-formula> and material constant <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:mo stretchy=\"false\">(<\/mml:mo>\n                        <mml:mi>K<\/mml:mi>\n                        <mml:mo stretchy=\"false\">)<\/mml:mo>\n                     <\/mml:math>\n                     <jats:inline-graphic xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"mrxab731bieqn3.gif\" xlink:type=\"simple\"\/>\n                  <\/jats:inline-formula> were calculated for Avrami equation in each deformation condition. Optical and scanning electron (SEM) micrographs of the as-received and the deformed specimens were analyzed to understand the flow stress behavior of this steel.<\/jats:p>","DOI":"10.1088\/2053-1591\/ab731b","type":"journal-article","created":{"date-parts":[[2020,2,5]],"date-time":"2020-02-05T22:16:22Z","timestamp":1580940982000},"page":"026548","update-policy":"https:\/\/doi.org\/10.1088\/crossmark-policy","source":"Crossref","is-referenced-by-count":8,"title":["Critical condition parameters and kinetics of dynamic recrystallization for hot deformed 1 wt%Cr-1 wt%Mo rotor steel"],"prefix":"10.1088","volume":"7","author":[{"given":"Sumit","family":"Kumar","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2993-2771","authenticated-orcid":false,"given":"Sumeer K","family":"Nath","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"266","published-online":{"date-parts":[[2020,2,17]]},"reference":[{"key":"mrxab731bbib1","doi-asserted-by":"publisher","first-page":"263","DOI":"10.1016\/0025-5416(88)90516-2","article-title":"A critical review of precipitation behaviour in LCr-Mo-V rotor steels tempering results in some coarsening and spner oidization of M, C [7], and a feathery lath-like a","volume":"103","author":"Senior","year":"1988","journal-title":"Mater. 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Published by IOP Publishing Ltd","name":"copyright_information","label":"Copyright Information"},{"value":"2019-10-01","name":"date_received","label":"Date Received","group":{"name":"publication_dates","label":"Publication dates"}},{"value":"2020-02-05","name":"date_accepted","label":"Date Accepted","group":{"name":"publication_dates","label":"Publication dates"}},{"value":"2020-02-17","name":"date_epub","label":"Online publication date","group":{"name":"publication_dates","label":"Publication dates"}}]}}