{"id":4736,"date":"2017-03-04T17:00:52","date_gmt":"2017-03-04T16:00:52","guid":{"rendered":"http:\/\/serveiseducatius.xtec.cat\/tarragones\/?p=4736"},"modified":"2019-04-29T11:47:39","modified_gmt":"2019-04-29T09:47:39","slug":"msolersole","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/tarragones\/dinamitzacio\/trics\/msolersole\/","title":{"rendered":"Enginyeria de la llum a trav\u00e9s de la refracci\u00f3 c\u00f2nica"},"content":{"rendered":"<p><span style=\"color: #808080;\"><em><strong><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-full wp-image-6371\" src=\"http:\/\/serveiseducatius.xtec.cat\/tarragones\/wp-content\/uploads\/usu549\/2017\/03\/Ricard-Sol\u00e9.jpg\" alt=\"Ricard Sol\u00e9\" width=\"177\" height=\"236\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-full wp-image-6372\" src=\"http:\/\/serveiseducatius.xtec.cat\/tarragones\/wp-content\/uploads\/usu549\/2017\/03\/Marcel-Sol\u00e9.jpg\" alt=\"Marcel Sol\u00e9\" width=\"177\" height=\"235\" \/>T\u00edtol:<\/strong><\/em> <\/span><strong>Enginyeria de la llum a trav\u00e9s de la refracci\u00f3 c\u00f2nica<\/strong><br \/>\n<span style=\"color: #808080;\"><em><strong>Autors:<\/strong><\/em> <\/span><strong>Marcel Sol\u00e9 \u00c0vila i Ricard Sol\u00e9 \u00c0vila<\/strong><br \/>\n<span style=\"color: #808080;\"><em><strong>Tutora:<\/strong> <\/em><\/span>Marisa Barrueso<br \/>\n<span style=\"color: #808080;\"><em><strong>Modalitat:<\/strong> <\/em><\/span>\u00a0Ci\u00e8ncies i tecnologia: Cientificot\u00e8cnic<br \/>\n<span style=\"color: #808080;\"><em><strong>\u00c0rea curricular:<\/strong><\/em><\/span> F\u00edsica<br \/>\n<span style=\"color: #808080;\"><em><strong>Centre: <\/strong><\/em><\/span>Ins Llu\u00eds Dom\u00e8nech i Montaner<br \/>\n<span style=\"color: #808080;\"><em><strong>Localitat:<\/strong>\u00a0<\/em><\/span>Reus<\/p>\n<p style=\"text-align: justify;\">La refracci\u00f3 c\u00f2nica \u00e9s una singularitat que es produeix en un cristall biaxial quan un feix de llum passa per l\u2019eix \u00f2ptic d\u2019aquest. Aquests cristalls es caracteritzen per produir la refracci\u00f3 doble i en la refracci\u00f3 c\u00f2nica es formen dos anells separats per un altre anell sense intensitat.<\/p>\n<p style=\"text-align: justify;\">En aquest treball s\u2019estudien les caracter\u00edstiques d\u2019aquest fenomen i es duen a terme variacions, com fer passar el feix de llum per m\u00e9s d\u2019un cristall biaxial, per observar-ne m\u00e9s propietats. Tamb\u00e9 s\u2019estudien les seves aplicacions en el m\u00f3n tecnol\u00f2gic. La part central del treball \u00e9s la part pr\u00e0ctica que es va fer en un laboratori de la UAB. Per entendre i analitzar els resultats es va realitzar una recerca d\u2019informaci\u00f3 bastant exhaustiva sobre aquest fenomen i les lleis \u00f2ptiques.<\/p>\n<h6 style=\"text-align: justify;\"><strong>Objectius:<\/strong><\/h6>\n<ul style=\"text-align: justify;\">\n<li>Estudiar la llum i entendre com es comporta.<\/li>\n<li>Comprendre els fen\u00f2mens que es poden produir amb la llum i els seus causants.<\/li>\n<li>Estudiar el fenomen de la refracci\u00f3 c\u00f2nica per determinar-ne les seves caracter\u00edstiques.<\/li>\n<\/ul>\n<h6 style=\"text-align: justify;\"><strong>Hip\u00f2tesi:<\/strong><\/h6>\n<p style=\"text-align: justify;\">La hip\u00f2tesi que es pret\u00e9n verificar en aquest treball \u00e9s:La formaci\u00f3 de la refracci\u00f3 c\u00f2nica i les seves caracter\u00edstiques.<\/p>\n<h6 style=\"text-align: justify;\"><strong>Proc\u00e9s:<\/strong><\/h6>\n<ul style=\"text-align: justify;\">\n<li>Estudi de la birefring\u00e8ncia que es produeix en cristalls anis\u00f2trops.<\/li>\n<li>Estudi de la polaritzaci\u00f3 de la refracci\u00f3 c\u00f2nica mitjan\u00e7ant polaritzadors lineals i circulars de polaritzaci\u00f3 per absorci\u00f3.<\/li>\n<li>Comprovaci\u00f3 de la llei de Malus, en un feix de llum, en la refracci\u00f3 doble i en la refracci\u00f3 c\u00f2nica.<\/li>\n<li>Realitzaci\u00f3 de la refracci\u00f3 c\u00f2nica en cascada amb 2 i 3 cristalls biaxials.<\/li>\n<li>Estudi de l\u2019autocuraci\u00f3 de la refracci\u00f3 c\u00f2nica.<\/li>\n<li>Coneixen\u00e7a de la naturalesa de la llum i la seva interacci\u00f3 amb la mat\u00e8ria.<\/li>\n<li>Investigaci\u00f3 sobre les aplicacions de la refracci\u00f3 c\u00f2nica.<\/li>\n<li>Investigaci\u00f3 sobre la refracci\u00f3 c\u00f2nica i els cristalls (is\u00f2trops i anis\u00f2trops).<\/li>\n<\/ul>\n<h6><strong>Conclusions: <\/strong><\/h6>\n<p style=\"text-align: justify;\">Cada part experimental ens ajuda a arribar a diferents conclusions que resumim en un conjunt de conclusions generals. En aquestes tamb\u00e9 tenim en comte la nostra tasca de recerca i experi\u00e8ncia que hem tingut fent el treball.<\/p>\n<p style=\"text-align: justify;\">Amb la realitzaci\u00f3 d\u2019aquest treball hem aconseguit assolir els objectius que ens vam proposar. Aquests coneixements assolits es poden sintetitzar en:<\/p>\n<ul style=\"text-align: justify;\">\n<li>L\u2019estudi de la llum i com es comporta, com per exemple quin \u00e9s el seu comportament davant dels polaritzadors definit per la llei de Malus.<\/li>\n<li>La comprensi\u00f3 dels fen\u00f2mens que es poden produir amb la llum i els seus causants, com la refracci\u00f3 doble formada per cristalls biaxials.<\/li>\n<li>L\u2019estudi del fenomen de la refracci\u00f3 c\u00f2nica per determinar-ne les seves caracter\u00edstiques, com la polaritzaci\u00f3.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">Respecte la recerca d\u2019informaci\u00f3 aquesta ha estat especialment dif\u00edcil pel que fa el fenomen de la refracci\u00f3 c\u00f2nica ja que, al ser un fenomen tan singular, la informaci\u00f3 que hi ha es troba en llengua anglesa i amb un vocabulari espec\u00edfic, fet que n\u2019ha dificultat la selecci\u00f3. Tot i aix\u00f2, hi ha algunes fonts d\u2019informaci\u00f3 respecte el fenomen en catal\u00e0, o b\u00e9, en castell\u00e0; tot i que la informaci\u00f3 que s\u2019hi presenta es poc detallada o incompleta. Es per aix\u00f2 que amb aquest treball hem aconseguit refor\u00e7ar les capacitats de recerca i selecci\u00f3 d\u2019informaci\u00f3, aix\u00ed com la seva posterior estructuraci\u00f3 alhora que pos\u00e0vem en pr\u00e0ctica els nostres coneixements d\u2019angl\u00e8s.<\/p>\n<p><iframe loading=\"lazy\" style=\"border: 1px solid #CCC; border-width: 1px; margin-bottom: 5px; max-width: 100%;\" src=\"\/\/www.slideshare.net\/slideshow\/embed_code\/key\/tfBYzrVP5J6ElU\" width=\"595\" height=\"485\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" allowfullscreen=\"allowfullscreen\"> <\/iframe><\/p>\n<h6><strong>Bibliografia<\/strong><\/h6>\n<ul>\n<li>ATKINS, Peter;\u00a0 JONES, Loretta. <em>Principios de Qu\u00edmica: Los caminos del descubrimiento. <\/em>Traducci\u00f3 per: Silvia Cwi, Andrea M\u00e9ndez i Silvia Rondinone. Buenos Aires: M\u00e9dica Panamericana, 2012<\/li>\n<li>Boston University. Wave-particle duality. <a href=\"http:\/\/physics.bu.edu\/py106\/notes\/Duality.html\" target=\"_blank\" rel=\"noopener\">http:\/\/physics.bu.edu\/py106\/notes\/Duality.html<\/a><\/li>\n<li>Enciclop\u00e8dia Catalana. Llum. <a href=\"http:\/\/www.enciclopedia.cat\/EC-GEC-0120427.xml\" target=\"_blank\" rel=\"noopener\">http:\/\/www.enciclopedia.cat\/EC-GEC-0120427.xml<\/a><\/li>\n<li>JAGIELSKI, Boris. \u201cElements of the wave-particle duality of light\u201d a <em>University of Oslo<\/em> [En l\u00ednia], maig 2009, p.1-11.<\/li>\n<li>KOBES, Randy. University of Winnipeg. General Properties of Waves. <a href=\"http:\/\/theory.uwinnipeg.ca\/physics\/light\/node3.html#SECTION002220000000000000000\" target=\"_blank\" rel=\"noopener\">http:\/\/theory.uwinnipeg.ca\/physics\/light\/node3.html#SECTION002220000000000000000<\/a><\/li>\n<li>L\u00d3PEZ, Jos\u00e9 Mar\u00eda; MORENO, Esteban; G\u00d3MEZ, Mar\u00eda Jos\u00e9. \u201cLa naturaleza de la luz\u201d a <em>Museo Virtual de la Ciencia del CSIC<\/em> [En l\u00ednia], 2006.<\/li>\n<li>Photon Terrace. State of light. <a href=\"http:\/\/photonterrace.net\/en\/photon\/category\/\" target=\"_blank\" rel=\"noopener\">http:\/\/photonterrace.net\/en\/photon\/category\/<\/a><\/li>\n<li>Photon Terrace. The basic nature of light. <a href=\"http:\/\/photonterrace.net\/en\/photon\/behavior\/\" target=\"_blank\" rel=\"noopener\">http:\/\/photonterrace.net\/en\/photon\/behavior\/<\/a><\/li>\n<li>The physics of the universe. Speed of light and the principle of relativity. <a href=\"http:\/\/www.physicsoftheuniverse.com\/topics_relativity_light.html\" target=\"_blank\" rel=\"noopener\">http:\/\/www.physicsoftheuniverse.com\/topics_relativity_light.html<\/a><\/li>\n<li>Departamento de Edafolog\u00eda y Qu\u00edmica Agr\u00edcola, Universidad de Granada. Indicatriz \u00f3ptica. <a href=\"http:\/\/edafologia.ugr.es\/optmine\/intro\/indicat.htm\" target=\"_blank\" rel=\"noopener\">http:\/\/edafologia.ugr.es\/optmine\/intro\/indicat.htm<\/a><\/li>\n<li>LLABR\u00c9S, Alba. \u201cExperiments hist\u00f2rics en refracci\u00f3 c\u00f2nica\u201d. Treball de Grau en F\u00edsica. Universitat Aut\u00f2noma de Barcelona.<\/li>\n<li>UNED. Los cristales y la luz. <a href=\"http:\/\/www2.uned.es\/cristamine\/crist_opt\/cropt_luz_crist.htm\" target=\"_blank\" rel=\"noopener\">http:\/\/www2.uned.es\/cristamine\/crist_opt\/cropt_luz_crist.htm<\/a><\/li>\n<li>BLAIR, William P. The Basics of Light. <a href=\"http:\/\/blair.pha.jhu.edu\/spectroscopy\/basics.html\" target=\"_blank\" rel=\"noopener\">http:\/\/blair.pha.jhu.edu\/spectroscopy\/basics.html<\/a><\/li>\n<li>College of Computer, Mathematical and Natural Sciences, University of Maryland. Properties of Light. <a href=\"http:\/\/www.life.umd.edu\/faculty\/wilkinson\/bsci338\/ACL7_light.pdf\" target=\"_blank\" rel=\"noopener\">http:\/\/www.life.umd.edu\/faculty\/wilkinson\/bsci338\/ACL7_light.pdf<\/a><\/li>\n<li>Departament de F\u00edsica i Enginyeria Nuclear. Universitat Polit\u00e8cnica de Catalunya. Propagaci\u00f3 i interfer\u00e8ncia d\u2019ones.<a href=\"https:\/\/dfen.upc.edu\/docencia\/fib\/fisica\/practiques\/propagacio-interferencies-ones\" target=\"_blank\" rel=\"noopener\"> https:\/\/dfen.upc.edu\/docencia\/fib\/fisica\/practiques\/propagacio-interferencies-ones<\/a><\/li>\n<li>Departament de F\u00edsica i Enginyeria Nuclear. Universitat Polit\u00e8cnica de Catalunya. Xarxes de difracci\u00f3. <a href=\"https:\/\/dfen.upc.edu\/docencia\/fib\/fisica\/practiques\/xarxes-difraccio\" target=\"_blank\" rel=\"noopener\">https:\/\/dfen.upc.edu\/docencia\/fib\/fisica\/practiques\/xarxes-difraccio<\/a><\/li>\n<li>Departament de F\u00edsica i Enginyeria Nuclear. Universitat Polit\u00e8cnica de Catalunya. Polaritzaci\u00f3 de la llum. Llei de Malus. <a href=\"http:\/\/aransa.upc.es\/labf2\/pdf\/malus.pdf\" target=\"_blank\" rel=\"noopener\">http:\/\/aransa.upc.es\/labf2\/pdf\/malus.pdf<\/a><\/li>\n<li>Departament de F\u00edsica. Universitat Polit\u00e8cnica de Catalunya. Difracci\u00f3 de Fraunhoufer per una escletxa estreta. <a href=\"http:\/\/dfa.upc.es\/websfa\/eupb\/Labo_virtual\/difra_2.htm\" target=\"_blank\" rel=\"noopener\">http:\/\/dfa.upc.es\/websfa\/eupb\/Labo_virtual\/difra_2.htm<\/a><\/li>\n<li>EcuRed. Reflexi\u00f3n total interna. <a href=\"https:\/\/www.ecured.cu\/Reflexi%C3%B3n_total_Interna\" target=\"_blank\" rel=\"noopener\">https:\/\/www.ecured.cu\/Reflexi%C3%B3n_total_Interna<\/a><\/li>\n<li>Enciclop\u00e8dia Catalana. Angle l\u00edmit. <a href=\"http:\/\/www.enciclopedia.cat\/EC-GEC-0158798.xml\" target=\"_blank\" rel=\"noopener\">http:\/\/www.enciclopedia.cat\/EC-GEC-0158798.xml<\/a><\/li>\n<li>Enciclop\u00e8dia Catalana. Birefring\u00e8ncia. <a href=\"http:\/\/www.enciclopedia.cat\/EC-GEC-0084728.xml\" target=\"_blank\" rel=\"noopener\">http:\/\/www.enciclopedia.cat\/EC-GEC-0084728.xml<\/a><\/li>\n<li>Enciclop\u00e8dia Catalana. Difracci\u00f3. <a href=\"http:\/\/www.enciclopedia.cat\/EC-GEC-0228874.xml\" target=\"_blank\" rel=\"noopener\">http:\/\/www.enciclopedia.cat\/EC-GEC-0228874.xml<\/a><\/li>\n<li>Enciclop\u00e8dia Catalana. Dispersi\u00f3. <a href=\"http:\/\/www.enciclopedia.cat\/EC-GEC-0226883.xml\" target=\"_blank\" rel=\"noopener\">http:\/\/www.enciclopedia.cat\/EC-GEC-0226883.xml<\/a><\/li>\n<li>Enciclop\u00e8dia Catalana. Polaritzaci\u00f3. <a href=\"http:\/\/www.enciclopedia.cat\/EC-GEC-0237530.xml\" target=\"_blank\" rel=\"noopener\">http:\/\/www.enciclopedia.cat\/EC-GEC-0237530.xml<\/a><\/li>\n<li>Enciclop\u00e8dia Catalana. Refracci\u00f3. <a href=\"http:\/\/www.enciclopedia.cat\/EC-GEC-0137912.xml\" target=\"_blank\" rel=\"noopener\">http:\/\/www.enciclopedia.cat\/EC-GEC-0137912.xml<\/a><\/li>\n<li>Enciclop\u00e8dia Catalana. Reflexi\u00f3 total. <a href=\"http:\/\/www.enciclopedia.cat\/EC-GEC-0206571.xml\" target=\"_blank\" rel=\"noopener\">http:\/\/www.enciclopedia.cat\/EC-GEC-0206571.xml<\/a><\/li>\n<li>FISICALAB. Reflexi\u00f3n y Refracci\u00f3n de la Luz. <a href=\"https:\/\/www.fisicalab.com\/apartado\/reflexion-refraccion-luz#contenidos\" target=\"_blank\" rel=\"noopener\">https:\/\/www.fisicalab.com\/apartado\/reflexion-refraccion-luz#contenidos<\/a><\/li>\n<li>Hist\u00f3ptica. Color \u2013 Absorci\u00f3n y reflexi\u00f3n. <a href=\"https:\/\/histoptica.com\/apuntes-de-optica\/conceptos-basicos\/la-luz\/color-absorcion-y-reflexion\/\" target=\"_blank\" rel=\"noopener\">https:\/\/histoptica.com\/apuntes-de-optica\/conceptos-basicos\/la-luz\/color-absorcion-y-reflexion\/<\/a><\/li>\n<li>NELSON, Stephen A. \u201cInterference Phenomena, Compensation, and Optic Sign\u201d a <em>Mineralogy of Tulane University\u00a0 <\/em>[En l\u00ednia], octubre 2014.<\/li>\n<li>NELSON, Stephen A. \u201cProperties of Light and Examination of Isotropic Substances\u201d a <em>Mineralogy of Tulane University\u00a0 <\/em>[En l\u00ednia], octubre 2014, <em>p.1-8.<\/em> <a href=\"http:\/\/www.tulane.edu\/~sanelson\/eens211\/PropertiesofLight.pdf\" target=\"_blank\" rel=\"noopener\">http:\/\/www.tulane.edu\/~sanelson\/eens211\/PropertiesofLight.pdf<\/a><\/li>\n<li>Photokonnexion. Absorption of light. <a href=\"http:\/\/www.photokonnexion.com\/definition-absorption-of-light-absorb-absorbing-surface-black-card\/\" target=\"_blank\" rel=\"noopener\">http:\/\/www.photokonnexion.com\/definition-absorption-of-light-absorb-absorbing-surface-black-card\/<\/a><\/li>\n<li>Physics Planet. Properties of Light. http:\/\/www.physicsplanet.com\/articles\/properties-of-light<\/li>\n<li>Science Learning. Reflection of Light. <a href=\"http:\/\/sciencelearn.org.nz\/Contexts\/Light-and-Sight\/Science-Ideas-and-Concepts\/Reflection-of-light\">http:\/\/sciencelearn.org.nz\/Contexts\/Light-and-Sight\/Science-Ideas-and-Concepts\/Reflection-of-light<\/a><\/li>\n<li>Universitat de Barcelona. Difracci\u00f3. <a href=\"http:\/\/www.ub.edu\/paraules-fisica\/tag\/difraccio\/\" target=\"_blank\" rel=\"noopener\">http:\/\/www.ub.edu\/paraules-fisica\/tag\/difraccio\/<\/a><\/li>\n<li>Universitat de Barcelona. Propietats f\u00edsiques dels minerals. Birefring\u00e8ncia. <a href=\"http:\/\/www.ub.edu\/didactica_ciencies\/cmn\/dos\/fisiques4.htm\" target=\"_blank\" rel=\"noopener\">http:\/\/www.ub.edu\/didactica_ciencies\/cmn\/dos\/fisiques4.htm<\/a><\/li>\n<li>Universitat de Barcelona. Open Course Ware. Polaritzaci\u00f3 de la llum. <a href=\"http:\/\/ocw.ub.edu\/fisica\/optica\/polaritzacio-de-la-llum\" target=\"_blank\" rel=\"noopener\">http:\/\/ocw.ub.edu\/fisica\/optica\/polaritzacio-de-la-llum<\/a><\/li>\n<li>Universitat de les Illes Balears. Interfer\u00e8ncia i difracci\u00f3. <a href=\"http:\/\/www.uib.cat\/depart\/dfs\/Nuclear\/llorens\/indif.pdf\" target=\"_blank\" rel=\"noopener\">http:\/\/www.uib.cat\/depart\/dfs\/Nuclear\/llorens\/indif.pdf<\/a><\/li>\n<li>Wolfram Demonstrations Project. Double Refraction by a Uniaxial Crystal. <a href=\"http:\/\/demonstrations.wolfram.com\/DoubleRefractionByAUniaxialCrystal\/\" target=\"_blank\" rel=\"noopener\">http:\/\/demonstrations.wolfram.com\/DoubleRefractionByAUniaxialCrystal\/<\/a><\/li>\n<li>TURPIN, Alejandro. \u201cConical Refraction: Fundamentals and Applications\u201d a <em>Universitat Aut\u00f2noma de Barcelona <\/em>[En l\u00ednia], setembre 2015. <a href=\"https:\/\/ddd.uab.cat\/pub\/tesis\/2015\/hdl_10803_322801\/ata1de1.pdf\" target=\"_blank\" rel=\"noopener\">https:\/\/ddd.uab.cat\/pub\/tesis\/2015\/hdl_10803_322801\/ata1de1.pdf<\/a><\/li>\n<li>TURPIN, Alejandro; LOIKO, Yury V; KALKANDJIEV, Todor K; MOMPART, Jordi. \u201cConical Refraction: fundamentals and applications\u201d a <em>Research Gate <\/em>[En l\u00ednia], juny 2016. <a href=\"https:\/\/www.researchgate.net\/publication\/307959456_Conical_refraction_Fundamentals_and_applications\" target=\"_blank\" rel=\"noopener\">https:\/\/www.researchgate.net\/publication\/307959456_Conical_refraction_Fundamentals_and_applications<\/a><strong><br \/>\n<\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Ins Llu\u00eds Dom\u00e8nech i Montaner<\/p>\n","protected":false},"author":1,"featured_media":6970,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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