{"id":6823,"date":"2025-11-06T05:51:00","date_gmt":"2025-11-06T04:51:00","guid":{"rendered":"https:\/\/viva.racunalniske-novice.com\/kvantni-preboj-v-optiki\/"},"modified":"2025-11-06T05:51:00","modified_gmt":"2025-11-06T04:51:00","slug":"kvantni-preboj-v-optiki","status":"publish","type":"post","link":"https:\/\/viva.racunalniske-novice.com\/es\/avance-cuantico-en-optica\/","title":{"rendered":"Avance cu\u00e1ntico en \u00f3ptica"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Los cient\u00edficos han logrado un importante avance en \u00f3ptica. Utilizando materiales cu\u00e1nticos, han confirmado experimentalmente por primera vez la generaci\u00f3n de arm\u00f3nicos de alto orden (HHG) en el rango de los terahercios (THz), incluyendo frecuencias pares. Esto era imposible hasta ahora debido a la simetr\u00eda de la mayor\u00eda de los materiales.<br><br>La generaci\u00f3n de arm\u00f3nicos de alto orden (HHG) permite la conversi\u00f3n de luz a frecuencias m\u00e1s elevadas, abriendo el acceso a partes del espectro electromagn\u00e9tico que de otro modo ser\u00edan inaccesibles. El grafeno ha sido durante mucho tiempo un candidato prometedor, pero debido a su perfecta simetr\u00eda, solo produce arm\u00f3nicos impares.<br><br>En el estudio, publicado en Light: Science &amp; Applications, un equipo liderado por la profesora Miriam Serena Vitiello utiliz\u00f3 aislantes topol\u00f3gicos (IT), materiales que conducen la electricidad en su superficie pero son aislantes en su interior. Poseen propiedades cu\u00e1nticas \u00fanicas debido a un fuerte acoplamiento esp\u00edn-\u00f3rbita y a la simetr\u00eda de inversi\u00f3n temporal.<br><br>Los investigadores utilizaron nanoestructuras de resonadores de anillo dividido (SRR) y las combinaron con capas delgadas de Bi\u2082Se\u2083 y heteroestructuras de (In\u2093Bi\u2081\u208b\u2093)\u2082Se\u2083. Mediante un l\u00e1ser de cascada cu\u00e1ntica de THz de 2,5 W, lograron la amplificaci\u00f3n de la luz y observaron la generaci\u00f3n de arm\u00f3nicos de alto orden (HHG) a 6,4 THz (pares) y 9,7 THz (impares).<br><br>Los resultados confirman las predicciones te\u00f3ricas y permiten el desarrollo de fuentes de luz de terahercios compactas, sensores y componentes optoelectr\u00f3nicos ultrarr\u00e1pidos. Este progreso demuestra el gran potencial de los materiales cu\u00e1nticos para las tecnolog\u00edas del futuro, entre las que destacan las comunicaciones, la imagen m\u00e9dica y, por supuesto, la computaci\u00f3n cu\u00e1ntica.<\/p>","protected":false},"excerpt":{"rendered":"<p>Znanstveniki so dosegli pomemben preboj v optiki. Z uporabo kvantnih materialov so namre\u010d prvi\u010d eksperimentalno potrdili visoko-redno generacijo harmonikov (HHG) v teraher\u010dnem (THz) obmo\u010dju, vklju\u010dno s parnimi frekvencami. To je bilo doslej nemogo\u010de zaradi simetrije ve\u010dine materialov. HHG omogo\u010da pretvorbo svetlobe v vi\u0161je frekvence, kar odpira dostop do sicer nedosegljivih delov elektromagnetnega spektra. Grafen je [&hellip;]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[16],"tags":[350],"class_list":["post-6823","post","type-post","status-publish","format-standard","hentry","category-oprema","tag-custom-racunalniki"],"acf":{"subtitle":"Z uporabo topolo\u0161kih izolatorjev in kvantnih nanostruktur so znanstveniki prvi\u010d eksperimentalno potrdili visoko-redno generacijo harmonikov v THz obmo\u010dju. Odkritje odpira pot novim tehnologijam v komunikaciji, medicini in kvantnem ra\u010dunalni\u0161tvu.","heading":"","summary":"Z uporabo topolo\u0161kih izolatorjev in kvantnih nanostruktur so znanstveniki prvi\u010d eksperimentalno potrdili visoko-redno generacijo harmonikov v THz obmo\u010dju. Odkritje odpira pot novim tehnologijam v komunikaciji, medicini in kvantnem ra\u010dunalni\u0161tvu.","thumbnail_small":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2025\/11\/laser-11646_1280-560x315.jpg","thumbnail_large":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2025\/11\/laser-11646_1280-1024x788.jpg","thumbnail_caption":"","gallery":"","video_gallery":null,"author":"","links":[{"title":"Light: Science &amp; Applications","url":""}],"sources":null,"skip_language":[]},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Kvantni preboj v optiki - Ra\u010dunalni\u0161ke novice<\/title>\n<meta name=\"description\" content=\"Z uporabo topolo\u0161kih izolatorjev in kvantnih nanostruktur so znanstveniki prvi\u010d eksperimentalno potrdili visoko-redno generacijo harmonikov v THz obmo\u010dju. 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