High refractive index IR lenses based on chalcogenide glasses molded by spark plasma sintering
In this work, spark plasma sintering is used to mold non conventional chalcogenide glasses of high refractive index at low temperature (
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| Veröffentlicht in: | Optical materials express 2021-06, Vol.11 (6), p.1622-1630 |
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| creator | Reux, Valentin Calvez, Laurent Billon, Sébastien Gautier, Antoine Ma, Hongli Houizot, Patrick Charpentier, Frédéric Tariel, Hugues Yang, Zhiyong Yang, Anping Zhang, Xiang-Hua |
| description | In this work, spark plasma sintering is used to mold non conventional chalcogenide glasses of high refractive index at low temperature ( |
| doi_str_mv | 10.1364/OME.427686 |
| format | Article |
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This equipment, usually used for sintering refractory materials, is presented as efficient for both densification and high precision molding of IR transparent bulks and lenses of telluride glasses. Thermo-mechanical and optical characteristics of the selected Ge 25 Se 10 Te 65 glass composition were investigated showing a refractive index of 3,12@10 µm and with however a limited resistance to crystallization. Mechanical milling of raw Ge, Se, Te elements leads to a major amorphous phase with the formation of a small proportion of GeTe crystals. Remaining GeTe crystals induce a fast crystallization rate during the sintering process leading to the opacity of the material. SPS flash moldings were then performed using melt quenched glass powders to produce complex lenses. It has been found that the critical parameter to reach optimal IR transparency is mainly the powder granulometry, which should be superior to 100 µm to prevent from MIE scatterings. The possibility of producing high refractive index infrared lenses has been demonstrated even with unstable glasses against crystallization.</description><identifier>ISSN: 2159-3930</identifier><identifier>EISSN: 2159-3930</identifier><identifier>DOI: 10.1364/OME.427686</identifier><language>eng</language><publisher>Washington: Optical Society of America</publisher><subject>Chalcogenides ; Crystallization ; Densification ; Glass ; Lenses ; Low temperature ; Mechanical milling ; Molding (process) ; Moldings ; Optical properties ; Physics ; Plasma sintering ; Refractivity ; Refractory materials ; Sintering (powder metallurgy) ; Spark plasma sintering ; Tellurides</subject><ispartof>Optical materials express, 2021-06, Vol.11 (6), p.1622-1630</ispartof><rights>Copyright Optical Society of America Jun 1, 2021</rights><rights>Attribution</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c329t-7695519c2437dc69aee0266e8bf1dc247021500f3bd542fb381aa55f259cee923</citedby><cites>FETCH-LOGICAL-c329t-7695519c2437dc69aee0266e8bf1dc247021500f3bd542fb381aa55f259cee923</cites><orcidid>0000-0003-1070-2498 ; 0000-0002-6360-6996 ; 0000-0003-2051-6576 ; 0000-0002-2180-6543 ; 0000-0003-3034-5862 ; 0000-0003-3927-2161</orcidid></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><link.rule.ids>230,314,780,784,864,885,27924,27925</link.rule.ids><backlink>$$Uhttps://hal.science/hal-03249506$$DView record in HAL$$Hfree_for_read</backlink></links><search><creatorcontrib>Reux, Valentin</creatorcontrib><creatorcontrib>Calvez, Laurent</creatorcontrib><creatorcontrib>Billon, Sébastien</creatorcontrib><creatorcontrib>Gautier, Antoine</creatorcontrib><creatorcontrib>Ma, Hongli</creatorcontrib><creatorcontrib>Houizot, Patrick</creatorcontrib><creatorcontrib>Charpentier, Frédéric</creatorcontrib><creatorcontrib>Tariel, Hugues</creatorcontrib><creatorcontrib>Yang, Zhiyong</creatorcontrib><creatorcontrib>Yang, Anping</creatorcontrib><creatorcontrib>Zhang, Xiang-Hua</creatorcontrib><title>High refractive index IR lenses based on chalcogenide glasses molded by spark plasma sintering</title><title>Optical materials express</title><description>In this work, spark plasma sintering is used to mold non conventional chalcogenide glasses of high refractive index at low temperature (<400°C). This equipment, usually used for sintering refractory materials, is presented as efficient for both densification and high precision molding of IR transparent bulks and lenses of telluride glasses. Thermo-mechanical and optical characteristics of the selected Ge 25 Se 10 Te 65 glass composition were investigated showing a refractive index of 3,12@10 µm and with however a limited resistance to crystallization. Mechanical milling of raw Ge, Se, Te elements leads to a major amorphous phase with the formation of a small proportion of GeTe crystals. Remaining GeTe crystals induce a fast crystallization rate during the sintering process leading to the opacity of the material. SPS flash moldings were then performed using melt quenched glass powders to produce complex lenses. It has been found that the critical parameter to reach optimal IR transparency is mainly the powder granulometry, which should be superior to 100 µm to prevent from MIE scatterings. The possibility of producing high refractive index infrared lenses has been demonstrated even with unstable glasses against crystallization.</description><subject>Chalcogenides</subject><subject>Crystallization</subject><subject>Densification</subject><subject>Glass</subject><subject>Lenses</subject><subject>Low temperature</subject><subject>Mechanical milling</subject><subject>Molding (process)</subject><subject>Moldings</subject><subject>Optical properties</subject><subject>Physics</subject><subject>Plasma sintering</subject><subject>Refractivity</subject><subject>Refractory materials</subject><subject>Sintering (powder metallurgy)</subject><subject>Spark plasma sintering</subject><subject>Tellurides</subject><issn>2159-3930</issn><issn>2159-3930</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2021</creationdate><recordtype>article</recordtype><recordid>eNpNkE9Lw0AQxRdRsNRe_AQLnhRS9092kz2WUm2hUhC9umySSbo1TeJuWuy3d0NFnMsMbx7Dmx9Ct5RMKZfx4-ZlMY1ZIlN5gUaMChVxxcnlv_kaTbzfkVBCspSxEfpY2mqLHZTO5L09ArZNAd949YpraDx4nBkPBW4bnG9NnbcVNLYAXNXGD9t9WxdhnZ2w74z7xF3Q9wZ72_TgbFPdoKvS1B4mv32M3p8Wb_NltN48r-azdZRzpvookUoIqnIW86TIpTIAhEkJaVbSIqgJCS8QUvKsEDErM55SY4QomVA5gGJ8jO7Pd0NI3Tm7N-6kW2P1crbWg0Y4i5Ug8kiD9-7s7Vz7dQDf6117cE2Ip5kIlAJLObgezq7ctd4HQH9nKdEDbh1w6zNu_gOixHCE</recordid><startdate>20210601</startdate><enddate>20210601</enddate><creator>Reux, Valentin</creator><creator>Calvez, Laurent</creator><creator>Billon, Sébastien</creator><creator>Gautier, Antoine</creator><creator>Ma, Hongli</creator><creator>Houizot, Patrick</creator><creator>Charpentier, Frédéric</creator><creator>Tariel, Hugues</creator><creator>Yang, Zhiyong</creator><creator>Yang, Anping</creator><creator>Zhang, Xiang-Hua</creator><general>Optical Society of America</general><general>OSA pub</general><scope>AAYXX</scope><scope>CITATION</scope><scope>7SP</scope><scope>7U5</scope><scope>8FD</scope><scope>H8D</scope><scope>L7M</scope><scope>1XC</scope><scope>VOOES</scope><orcidid>https://orcid.org/0000-0003-1070-2498</orcidid><orcidid>https://orcid.org/0000-0002-6360-6996</orcidid><orcidid>https://orcid.org/0000-0003-2051-6576</orcidid><orcidid>https://orcid.org/0000-0002-2180-6543</orcidid><orcidid>https://orcid.org/0000-0003-3034-5862</orcidid><orcidid>https://orcid.org/0000-0003-3927-2161</orcidid></search><sort><creationdate>20210601</creationdate><title>High refractive index IR lenses based on chalcogenide glasses molded by spark plasma sintering</title><author>Reux, Valentin ; Calvez, Laurent ; Billon, Sébastien ; Gautier, Antoine ; Ma, Hongli ; Houizot, Patrick ; Charpentier, Frédéric ; Tariel, Hugues ; Yang, Zhiyong ; Yang, Anping ; Zhang, Xiang-Hua</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c329t-7695519c2437dc69aee0266e8bf1dc247021500f3bd542fb381aa55f259cee923</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2021</creationdate><topic>Chalcogenides</topic><topic>Crystallization</topic><topic>Densification</topic><topic>Glass</topic><topic>Lenses</topic><topic>Low temperature</topic><topic>Mechanical milling</topic><topic>Molding (process)</topic><topic>Moldings</topic><topic>Optical properties</topic><topic>Physics</topic><topic>Plasma sintering</topic><topic>Refractivity</topic><topic>Refractory materials</topic><topic>Sintering (powder metallurgy)</topic><topic>Spark plasma sintering</topic><topic>Tellurides</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Reux, Valentin</creatorcontrib><creatorcontrib>Calvez, Laurent</creatorcontrib><creatorcontrib>Billon, Sébastien</creatorcontrib><creatorcontrib>Gautier, Antoine</creatorcontrib><creatorcontrib>Ma, Hongli</creatorcontrib><creatorcontrib>Houizot, Patrick</creatorcontrib><creatorcontrib>Charpentier, Frédéric</creatorcontrib><creatorcontrib>Tariel, Hugues</creatorcontrib><creatorcontrib>Yang, Zhiyong</creatorcontrib><creatorcontrib>Yang, Anping</creatorcontrib><creatorcontrib>Zhang, Xiang-Hua</creatorcontrib><collection>CrossRef</collection><collection>Electronics & Communications Abstracts</collection><collection>Solid State and Superconductivity Abstracts</collection><collection>Technology Research Database</collection><collection>Aerospace Database</collection><collection>Advanced Technologies Database with Aerospace</collection><collection>Hyper Article en Ligne (HAL)</collection><collection>Hyper Article en Ligne (HAL) (Open Access)</collection><jtitle>Optical materials express</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Reux, Valentin</au><au>Calvez, Laurent</au><au>Billon, Sébastien</au><au>Gautier, Antoine</au><au>Ma, Hongli</au><au>Houizot, Patrick</au><au>Charpentier, Frédéric</au><au>Tariel, Hugues</au><au>Yang, Zhiyong</au><au>Yang, Anping</au><au>Zhang, Xiang-Hua</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>High refractive index IR lenses based on chalcogenide glasses molded by spark plasma sintering</atitle><jtitle>Optical materials express</jtitle><date>2021-06-01</date><risdate>2021</risdate><volume>11</volume><issue>6</issue><spage>1622</spage><epage>1630</epage><pages>1622-1630</pages><issn>2159-3930</issn><eissn>2159-3930</eissn><abstract>In this work, spark plasma sintering is used to mold non conventional chalcogenide glasses of high refractive index at low temperature (<400°C). This equipment, usually used for sintering refractory materials, is presented as efficient for both densification and high precision molding of IR transparent bulks and lenses of telluride glasses. Thermo-mechanical and optical characteristics of the selected Ge 25 Se 10 Te 65 glass composition were investigated showing a refractive index of 3,12@10 µm and with however a limited resistance to crystallization. Mechanical milling of raw Ge, Se, Te elements leads to a major amorphous phase with the formation of a small proportion of GeTe crystals. Remaining GeTe crystals induce a fast crystallization rate during the sintering process leading to the opacity of the material. SPS flash moldings were then performed using melt quenched glass powders to produce complex lenses. It has been found that the critical parameter to reach optimal IR transparency is mainly the powder granulometry, which should be superior to 100 µm to prevent from MIE scatterings. 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| source | DOAJ Directory of Open Access Journals; Elektronische Zeitschriftenbibliothek - Frei zugängliche E-Journals |
| subjects | Chalcogenides Crystallization Densification Glass Lenses Low temperature Mechanical milling Molding (process) Moldings Optical properties Physics Plasma sintering Refractivity Refractory materials Sintering (powder metallurgy) Spark plasma sintering Tellurides |
| title | High refractive index IR lenses based on chalcogenide glasses molded by spark plasma sintering |
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