{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,25]],"date-time":"2026-09-25T23:03:06Z","timestamp":1790377386007,"version":"4.1.0"},"reference-count":44,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2026,8,28]],"date-time":"2026-08-28T00:00:00Z","timestamp":1787875200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,8,28]],"date-time":"2026-08-28T00:00:00Z","timestamp":1787875200000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["analyticalsciencejournals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Luminescence"],"published-print":{"date-parts":[[2026,9]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:p>\n                    Praseodymium\u2010doped antimony\u2013phosphate glasses with the composition 47.5Sb\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>3<\/jats:sub>\n                    \u201347.5NaPO\n                    <jats:sub>3<\/jats:sub>\n                    \u20135WO\n                    <jats:sub>3<\/jats:sub>\n                    \u2013\n                    <jats:italic>x<\/jats:italic>\n                    Pr\n                    <jats:sub>6<\/jats:sub>\n                    O\n                    <jats:sub>11<\/jats:sub>\n                    (\n                    <jats:italic>x<\/jats:italic>\n                    \u2009=\u20090.05, 0.1, 0.25, 0.3\u2009mol%) were synthesized by melt\u2010quenching and characterized by DSC, FTIR, density, hardness, ultrasonic, and UV\u2013Vis techniques.\n                    <jats:italic>T<\/jats:italic>\n                    <jats:sub>g<\/jats:sub>\n                    (314.26\u00b0C\u2013320.61\u00b0C) and \u0394\n                    <jats:italic>T<\/jats:italic>\n                    (40.12\u00b0C\u201359.07\u00b0C) showed limited variation, with highest stability for the undoped glass. FTIR confirmed phosphate groups (P\u2013O\u2013P, PO\n                    <jats:sub>3<\/jats:sub>\n                    <jats:sup>2\u2212<\/jats:sup>\n                    , PO\n                    <jats:sub>2<\/jats:sub>\n                    <jats:sup>\u2212<\/jats:sup>\n                    ) and increasing NBO, indicating Pr\u2010induced depolymerization. Density decreased (4.2735\u20134.2223\u2009g\/cm\n                    <jats:sup>3<\/jats:sup>\n                    ), while hardness increased (254\u2013289\u2009kg\/mm\n                    <jats:sup>2<\/jats:sup>\n                    ). Molar volume (48.47\u201349.76\u2009cm\n                    <jats:sup>3<\/jats:sup>\n                    \/mol), oxygen molar volume (16.16\u201316.40\u2009cm\n                    <jats:sup>3<\/jats:sup>\n                    \/mol), and molar refraction increased, reflecting a more open, polarizable structure. Elastic moduli increased up to 0.25\u2010mol% Pr then slightly decreased. The optical band gap decreased (3.079\u20133.022\u2009eV), Urbach energy increased (0.350\u20130.374\u2009eV), and refractive index increased with Pr content. The results indicate that Pr\n                    <jats:sub>6<\/jats:sub>\n                    O\n                    <jats:sub>11<\/jats:sub>\n                    functions as an effective network modifier, promoting controlled depolymerization and enhanced optical tunability while preserving thermal stability and mechanical integrity. Among the studied compositions, 0.25\u2010mol% Pr\n                    <jats:sub>6<\/jats:sub>\n                    O\n                    <jats:sub>11<\/jats:sub>\n                    provides the optimal balance between structural rigidity, optical properties, and mechanical strength, making these glasses promising candidates for composition\u2010tunable active photonic media, particularly in broadband optical amplifiers, visible\u2013near infrared solid\u2010state laser hosts, and high\u2010refractive\u2010index waveguide components, where the combined enhancement of refractive index, mechanical strength, and electronic polarizability enables efficient light confinement and emission control.\n                  <\/jats:p>","DOI":"10.1002\/bio.70615","type":"journal-article","created":{"date-parts":[[2026,8,29]],"date-time":"2026-08-29T06:56:57Z","timestamp":1787986617000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Influence of Pr\n                    <sub>6<\/sub>\n                    O\n                    <sub>11<\/sub>\n                    Concentration on the Thermal, Structural, Physical, and Optical Behavior of SNW Glass Systems"],"prefix":"10.1002","volume":"41","author":[{"ORCID":"https:\/\/orcid.org\/0009-0005-4269-253X","authenticated-orcid":false,"given":"F. Z.","family":"Agti","sequence":"first","affiliation":[{"name":"Laboratory of Physics of Photonics and Multifunctional Nanomaterials University Mohamed Khieder of Biskra  Biskra Algeria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6303-4190","authenticated-orcid":false,"given":"M. T.","family":"Soltani","sequence":"additional","affiliation":[{"name":"Laboratory of Physics of Photonics and Multifunctional Nanomaterials University Mohamed Khieder of Biskra  Biskra Algeria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0986-9880","authenticated-orcid":false,"given":"L. F.","family":"Santos","sequence":"additional","affiliation":[{"name":"Department of Chemical Engineering and Centro de Qu\u00edmica Estrutural, Instituto Superior T\u00e9cnico University of Lisbon  Lisbon Portugal"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,8,28]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.optmat.2024.116461"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.optmat.2022.112363"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jallcom.2014.07.024"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1063\/1.2388045"},{"key":"e_1_2_9_6_1","doi-asserted-by":"publisher","DOI":"10.3390\/photonics9040213"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10854\u2010015\u20104178\u2010z"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jallcom.2016.06.256"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.3390\/molecules29112470"},{"key":"e_1_2_9_10_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jnoncrysol.2018.03.050"},{"key":"e_1_2_9_11_1","doi-asserted-by":"publisher","DOI":"10.4155\/ebo.13.352"},{"key":"e_1_2_9_12_1","doi-asserted-by":"publisher","DOI":"10.26850\/1678\u20104618eqj.v42.1.2017.p51\u201059"},{"key":"e_1_2_9_13_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.optmat.2021.110818"},{"key":"e_1_2_9_14_1","doi-asserted-by":"publisher","DOI":"10.1088\/1742\u20106596\/1428\/1\/012031"},{"key":"e_1_2_9_15_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF02706769"},{"key":"e_1_2_9_16_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10853\u2010010\u20104739\u20102"},{"key":"e_1_2_9_17_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jnoncrysol.2021.121249"},{"key":"e_1_2_9_18_1","doi-asserted-by":"publisher","DOI":"10.1021\/cr60135a002"},{"key":"e_1_2_9_19_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF00752202"},{"key":"e_1_2_9_20_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0022\u20103093(98)00711\u2010X"},{"key":"e_1_2_9_21_1","doi-asserted-by":"publisher","DOI":"10.26850\/1678\u20104618eqj.v42.1.2017.p51\u201059"},{"key":"e_1_2_9_22_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jlumin.2016.04.038"},{"key":"e_1_2_9_23_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijleo.2020.166000"},{"key":"e_1_2_9_24_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.arabjc.2024.104926"},{"key":"e_1_2_9_25_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jnoncrysol.2021.121394"},{"key":"e_1_2_9_26_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.optmat.2021.111260"},{"key":"e_1_2_9_27_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.matchemphys.2022.125652"},{"key":"e_1_2_9_28_1","doi-asserted-by":"publisher","DOI":"10.1107\/S0567739476001551"},{"key":"e_1_2_9_29_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.matchemphys.2022.126232"},{"key":"e_1_2_9_30_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jnoncrysol.2021.121432"},{"key":"e_1_2_9_31_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jnoncrysol.2018.03.017"},{"key":"e_1_2_9_32_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.optmat.2022.112599"},{"key":"e_1_2_9_33_1","doi-asserted-by":"publisher","DOI":"10.1088\/0031\u20108949\/2013\/T157\/014029"},{"key":"e_1_2_9_34_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jnoncrysol.2020.120260"},{"key":"e_1_2_9_35_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jnoncrysol.2022.121407"},{"key":"e_1_2_9_36_1","doi-asserted-by":"publisher","DOI":"10.1007\/s11082\u2010020\u201002606\u2010z"},{"key":"e_1_2_9_37_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.optmat.2015.05.028"},{"key":"e_1_2_9_38_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ceramint.2019.10.098"},{"key":"e_1_2_9_39_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jlumin.2021.118729"},{"key":"e_1_2_9_40_1","doi-asserted-by":"publisher","DOI":"10.1038\/srep15233"},{"key":"e_1_2_9_41_1","doi-asserted-by":"publisher","DOI":"10.12693\/APhysPolA.121.152"},{"key":"e_1_2_9_42_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10904\u2010023\u201002645\u20105"},{"key":"e_1_2_9_43_1","doi-asserted-by":"publisher","DOI":"10.3390\/ma11122500"},{"key":"e_1_2_9_44_1","unstructured":"F.Naccarato A.Narayan andN. 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