{"id":53384,"date":"2019-11-30T00:00:00","date_gmt":"2019-11-29T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/uchenye-iz-mfti-sdelali-shag-k-poyavleniyu-novoj-fleshki"},"modified":"2020-02-18T14:01:17","modified_gmt":"2020-02-18T11:01:17","slug":"uchenye-iz-mfti-sdelali-shag-k-poyavleniyu-novoj-fleshki","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/uchenye-iz-mfti-sdelali-shag-k-poyavleniyu-novoj-fleshki","title":{"rendered":"Cient\u00edficos del MIPT han dado un paso hacia la creaci\u00f3n de una nueva 'flash drive'","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>El desarrollo de dispositivos para el almacenamiento de datos digitales sin energ\u00eda se ha llevado a cabo durante d\u00e9cadas. Un verdadero avance ocurri\u00f3 hace poco menos de 20 a\u00f1os con la memoria NAND, aunque su desarrollo comenz\u00f3 unos 20 a\u00f1os antes. Hoy, despu\u00e9s de aproximadamente medio siglo desde el inicio de investigaciones a gran escala, producci\u00f3n y esfuerzos constantes para mejorar la NAND, este tipo de memoria se encuentra cerca de alcanzar el l\u00edmite de sus posibilidades de evoluci\u00f3n. Es necesario establecer las bases para la transici\u00f3n a un nuevo tipo de c\u00e9lula de memoria que ofrezca mejores caracter\u00edsticas energ\u00e9ticas, de velocidad y otras. A largo plazo, esta memoria podr\u00eda ser la memoria ferroel\u00e9ctrica de nueva generaci\u00f3n.<\/p>\n<p><img decoding=\"async\" alt=\"Cient\u00edficos del MIPT han dado un paso hacia la creaci\u00f3n de una nueva &#039;flash drive&#039;\" src=\"\/wp-content\/uploads\/2019\/11\/decafd3e34f3cbc8fbea7600e3953312.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Los ferroel\u00e9ctricos (en la literatura extranjera se utiliza el t\u00e9rmino ferroelectric) son diel\u00e9ctricos que tienen memoria del campo el\u00e9ctrico aplicado o, en otras palabras, se caracterizan por una polarizaci\u00f3n residual de cargas. La memoria ferroel\u00e9ctrica no es algo nuevo. El desaf\u00edo ha sido reducir la escala de las celdas ferroel\u00e9ctricas al nivel nanom\u00e9trico.<\/p>\n<p>Hace tres a\u00f1os, cient\u00edficos en el MIPT <noindex><a rel=\"nofollow noopener noreferrer\" href=\"https:\/\/3dnews.ru\/931429\" target=\"_blank\">presentaron<\/a><\/noindex> desarrollaron la tecnolog\u00eda para fabricar un material en pel\u00edcula delgada para memoria ferroel\u00e9ctrica basado en \u00f3xido de hafnio (HfO2). Este no es un material \u00fanico. Este diel\u00e9ctrico se ha utilizado durante varios a\u00f1os para fabricar transistores con puertas met\u00e1licas en procesadores y otra l\u00f3gica digital. Bas\u00e1ndose en films policristalinos de \u00f3xido de hafnio y circonio de 2.5 nm de espesor propuestos en el MIPT, se pudo crear transiciones con propiedades ferroel\u00e9ctricas.<\/p>\n<p><center><\/center><\/p>\n<p>Para que los condensadores ferroel\u00e9ctricos (as\u00ed es como se les empez\u00f3 a llamar en el MIPT) se puedan utilizar como celdas de memoria, es necesario lograr la polarizaci\u00f3n m\u00e1xima posible, lo que requiere un estudio detallado de los procesos f\u00edsicos en la capa delgada. En particular, es importante entender la distribuci\u00f3n del potencial el\u00e9ctrico dentro de la capa al aplicar voltaje. Hasta hace poco, los cient\u00edficos solo pod\u00edan apoyarse en herramientas matem\u00e1ticas para describir el fen\u00f3meno, y solo ahora se ha implementado una metodolog\u00eda que permite literalmente explorar el interior del material durante el fen\u00f3meno.<\/p>\n<p><img decoding=\"async\" alt=\"Cient\u00edficos del MIPT han dado un paso hacia la creaci\u00f3n de una nueva &#039;flash drive&#039;\" src=\"\/wp-content\/uploads\/2019\/11\/4ed4dcfea256213964ca7e9c4978563e.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>La metodolog\u00eda propuesta, que se basa en la espectroscop\u00eda fotoelectr\u00f3nica de rayos X de alta energ\u00eda, solo pudo ser implementada en un dispositivo especial (aceleradores de sincrotrones). Uno de ellos se encuentra en Hamburgo (Alemania). Todos los experimentos realizados con los \"condensadores piezoel\u00e9ctricos\" fabricados en el MFTI, basados en \u00f3xido de hafnio, se llevaron a cabo en Alemania. El art\u00edculo sobre el trabajo realizado ha sido publicado en <noindex><a rel=\"nofollow noopener noreferrer\" href=\"https:\/\/pubs.rsc.org\/en\/content\/articlelanding\/2019\/NR\/C9NR05904K#!divAbstract\" target=\"_blank\">Nanoscale<\/a><\/noindex>.<\/p>\n<p>\u00abLos condensadores ferroel\u00e9ctricos creados en nuestro laboratorio, si se aplican para la fabricaci\u00f3n industrial de celdas de memoria no vol\u00e1til, son capaces de proporcionar 10^10 ciclos de reescritura, lo que equivale a cien mil veces m\u00e1s de lo que permiten las unidades flash modernas\u00bb, afirma Andrey Zenkevich, uno de los autores del estudio y director del laboratorio de materiales funcionales y dispositivos para nanoelectr\u00f3nica en el MIPT. As\u00ed, se ha dado otro paso hacia la nueva memoria, aunque a\u00fan queda mucho por recorrer.<\/p>\n<p><center><\/p>\n<p><\/center><\/p>\n<p>\t\t\t\t<center><br \/>\n\t\t\t\t\t\t\t\t<\/center><br \/>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/3dnews.ru\/998626\">3dnews.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432 \u0434\u043b\u044f \u044d\u043d\u0435\u0440\u0433\u043e\u043d\u0435\u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0433\u043e \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0446\u0438\u0444\u0440\u043e\u0432\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432\u0435\u0434\u0451\u0442\u0441\u044f \u043d\u0430 \u043f\u0440\u043e\u0442\u044f\u0436\u0435\u043d\u0438\u0438 \u043c\u043d\u043e\u0433\u0438\u0445 \u0434\u0435\u0441\u044f\u0442\u0438\u043b\u0435\u0442\u0438\u0439. \u041d\u0430\u0441\u0442\u043e\u044f\u0449\u0438\u0439 \u043f\u0440\u043e\u0440\u044b\u0432 \u0447\u0443\u0442\u044c \u043c\u0435\u043d\u044c\u0448\u0435 20 \u043b\u0435\u0442 \u043d\u0430\u0437\u0430\u0434 \u0441\u043e\u0432\u0435\u0440\u0448\u0438\u043b\u0430 \u043f\u0430\u043c\u044f\u0442\u044c \u0442\u0438\u043f\u0430 NAND, \u0445\u043e\u0442\u044f \u0435\u0451 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u0441\u0442\u0430\u0440\u0442\u043e\u0432\u0430\u043b\u0430 \u0435\u0449\u0451 \u043b\u0435\u0442 \u043d\u0430 20 \u0440\u0430\u043d\u044c\u0448\u0435. \u0421\u0435\u0433\u043e\u0434\u043d\u044f, \u0441\u043f\u0443\u0441\u0442\u044f \u043f\u0440\u0438\u043c\u0435\u0440\u043d\u043e \u043f\u043e\u043b\u0432\u0435\u043a\u0430 \u043f\u043e\u0441\u043b\u0435 \u043d\u0430\u0447\u0430\u043b\u0430 \u0448\u0438\u0440\u043e\u043a\u043e\u043c\u0430\u0441\u0448\u0442\u0430\u0431\u043d\u044b\u0445 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u0439, \u043d\u0430\u0447\u0430\u043b\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0430 \u0438 \u043f\u043e\u0441\u0442\u043e\u044f\u043d\u043d\u044b\u0445 \u0443\u0441\u0438\u043b\u0438\u0439 \u043f\u043e \u0441\u043e\u0432\u0435\u0440\u0448\u0435\u043d\u0441\u0442\u0432\u043e\u0432\u0430\u043d\u0438\u044e NAND, \u044d\u0442\u043e\u0442 \u0442\u0438\u043f \u043f\u0430\u043c\u044f\u0442\u0438 \u0431\u043b\u0438\u0437\u043e\u043a \u043a [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-53384","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com 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