ngµç×ÓÓÎÏ·

05

¿ÆÑÐÏ£Íû

ÎïÀíѧԺ¶­½¨ÎĽÌÊÚÑо¿ÍŶÓÔÚÍØÆ˹âѧ΢ǻ·½ÃæÈ¡µÃÖ÷ҪϣÍû

¸å¼þȪԴ£º£ºÎïÀíѧԺ ÔĶÁÁ¿£º£º

¹â³¡µ÷¿ØÊÇͨ¹ý¹â³¡ÓëÎïÖÊÏ໥×÷ÓÃÎïÀíÀú³ÌµÄϸÃÜ¿ØÖÆ£¬»ñµÃÌض¨¶àά¶ÈµÄÐÂÐ͹ⳡÂþÑÜ¡£¡£¡£¹â×Ó¾§Ìå×÷Ϊµä·¶µÄ³¬¹¹ÖÊÁÏ£¨Ò»ÖÖÈ˹¤·ÇÔȳÆÑDz¨³¤¹âѧ½á¹¹£©£¬ÓÉÓÚÆäÇ¿Ê¢µÄ¹â×ÓÈ˹¤´ø϶µ÷ÀíÄÜÁ¦£¬ÊÇ΢Äɹⳡµ÷¿ØÎïÀíÓëÓ¦ÓÃÑо¿µÄÖ÷Ҫϵͳ£¬ÔÚ΢ǻµÈ¼¯³É¹â×ÓÆ÷¼þµÄÉè¼Æ·½Ãæ¾ßÓÐÆæÒìµÄÓÅÊÆ¡£¡£¡£¿ÉÊÇ£¬³¬¹¹ÖÊÁ϶à×ÔÓɶȶøµ¼ÖµĹⳡµ÷¿ØÕ÷Ïóȱ·¦¼òÆÓÓÐÓõÄÎïÀíÔ­ÀíÀ´ÐÎò£¬ÖÆÔ¼Á˹â×Ó¾§Ìå΢ǻµÈ¼¯³É¹â×ÓÆ÷¼þµÄ¿ªÕ¹¡£¡£¡£

ngµç×ÓÓÎÏ·ÎïÀíѧԺ¡¢¡¢¡¢¹âµçÖÊÁÏÓëÊÖÒÕ¹ú¼ÒÖصãʵÑéÊÒ³¬¹¹ÖÊÁϹâѧÑо¿ÍŶÓΧÈÆ΢Äɹⳡµ÷¿Ø»ù´¡ÎïÀíºÍÓ¦ÓõĿÆѧÎÊÌ⣬ÒÔ΢ÄÉÍØÆ˹â×ÓѧΪƫÏò£¬È¡µÃÁËϵÁÐÑо¿Ð§¹û£¬¿ªÕ¹Á˶àά¶È¹ØÁªµ÷¿ØÐÂÔ­ÀíÒÔ¼°¹âѧ΢ǻÉè¼ÆÐÂÒªÁ죬¶ÔÍƶ¯ÏÂÒ»´ú¹â×ÓºÍÁ¿×ÓÐÅÏ¢´«Êä´¦ÀíÊÖÒÕ¾ßÓÐÖ÷ÒªµÄÆð¾¢×÷Óᣡ£¡£½üÆÚ£¬ÍŶÓÈÏÕæÈ˶­½¨ÎĽÌÊÚÈÙ»ñ2020Äê½ÌÓý²¿ÇàÄê¿Æѧ½±£¨ÌìÏÂ8Ãû£©¡£¡£¡£

Õë¶ÔÍØÆ˹ⳡ¾ÖÓòµ÷¿ØÊÖÒÕ£¬ngµç×ÓÓÎÏ·³¬¹¹ÖÊÁϹâѧÑо¿ÍŶÓʵÏÖÁ˾ßÓжþ½×ÍØÆËÏàµÄ¹è»ù¹â×Ó¾§Ìåƽ°å¼°ÆäÍØÆ˽Ç̬΢ǻ£¬Ïà¹ØЧ¹ûÒÔ¡°In-plane excitation of a topological nanophotonic corner state at telecom wavelengths in a cross-coupled cavity¡±ÎªÌâ½ÒÏþÔÚÎïÀíѧһÇøÖйúÆÚ¿¯Photonics ResearchÉÏ¡£¡£¡£Ê×ÏÈ£¬ÀíÂÛÉϽç˵ÁËÒ»¸öÎïÀíÁ¿¶¨Á¿µØÐÎòÁËƽ°åϵͳµÄ¶þάÔú¿ËÏ࣬ԤÑÔÁ˹è»ùƽ°å(SOI)ÉÏÍØÆ˽Ç̬µÄ±£´æ£¬²¢ÇÉÃîµØ½«¾ÖÓò̬Ãܶȡ¢¡¢¡¢¿Õ¼ä¸µÀïÒ¶Æ×ÖÐÆÊÎöÒªÁìÒýÈëÍØÆ˽Ç̬¹â³¡¾ÖÓòÌØÕ÷Ñо¿µ±ÖУ»½øÒ»²½£¬ÒýÈë½»Ö¯ñîºÏÇ»Éè¼Æ£¬ÔÚÃæÄÚʵÏÖÁ˶ÔÍØÆ˽Ç̬µÄÓÐÓÃÒý·¢£¬´Ó¶øÔÚ¹âͨѶ²¨¶ÎÊӲ쵽Á˽Ç̬µÄÃæÍâ·øÉäÄ£³¡£¬ÊµÏÖÁËÓë¹è¹â¼¯³ÉÆ÷¼þ¼æÈݵÄSOIÍØÆ˽Ç̬΢ǻ£»×îºó£¬Á¬ÏµñîºÏģʽÀíÂÛ£¬ÉîÈëÆÊÎöÁË»ùÓÚÍØÆ˽Ç̬΢ǻµÄ¹âѧÐÔÄÜ¡£¡£¡£¸ÃÊÂÇéÓÉngµç×ÓÓÎÏ·×ÔÁ¦Íê³É£¨Î¨Ò»ÊðÃûµ¥Î»£©£¬ºÎÐÁÌβ©Ê¿ºÍ²©Ê¿ÉúÀîÃÎîÚΪµÚÒ»×÷Õߣ¬¶­½¨ÎĽÌÊÚΪͨѶ×÷Õß¡£¡£¡£

Ê×Ò³|ngµç×ÓÓÎÏ·Öйú¼¯ÍŹٷ½ÍøÕ¾

ͼ1 SOIÍØÆ˽Ç̬½»Ö¯ñîºÏ΢ǻ

¶àÄêÀ´£¬¸ÃÍŶÓÔÚ΢ÄÉÍØÆ˹â×ÓѧÁìÓòÓÐןã¾Ã»ýÀÛ£¬Ñо¿Ð§¹û»ñµÃÆÕ±é¹Ø×¢ºÍ±¨µÀ¡£¡£¡£½üÆÚ£¬ºÎÐÁÌβ©Ê¿ÏàÖú½ÒÏþµÄÍØÆ˹âÁ¿×ÓоƬÊÂÇ飬ÈëÑ¡PRL Editors' suggestion£¬²¢½ÓÊÜPhys.org²É·ÃÒÔFeature storiesÐÎʽ¾ÙÐб¨µÀ¡£¡£¡£±ðµÄ£¬ºÎÐÁÌβ©Ê¿ÏàÖú׫дÁËÌâΪ¡°Valley photonic crystals¡±µÄÓ¢ÎÄ×ÛÊö[Advances in Physics: X 6, 1905546 (2021)]£¬¶­½¨ÎĽÌÊںͳÂÏþ¶«¸±½ÌÊÚΪÅäºÏͨѶ×÷Õß¡£¡£¡£

ÒÔÉÏ΢ÄÉÍØÆ˹â×ÓѧϵÁÐЧ¹ûÒÀÍйâµçÖÊÁÏÓëÊÖÒÕ¹ú¼ÒÖصãʵÑéÊÒºÍÎïÀíѧԺµÈƽ̨£¬»ñµÃÁ˹ú¼Ò×ÔÈ»¿Æѧ»ù½ðίÖصãÏîÄ¿¡¢¡¢¡¢¿Æ¼¼²¿¹ú¼ÒÖصãÑз¢ÍýÏë¡°¹âµç×ÓÓë΢µç×ÓÆ÷¼þ¼°¼¯³É¡±ÖصãרÏî¡¢¡¢¡¢¹ã¶«Ê¡×ÔÈ»¿Æѧ»ù½ð¡¢¡¢¡¢¹ãÖÝÊпƼ¼ÍýÏë¡¢¡¢¡¢ngµç×ÓÓÎÏ·¸ßУ»ù´¡¿ÆÑÐÓªÒµµÈÏîÄ¿µÄ´óÁ¦Ö§³Ö¡£¡£¡£

ÂÛÎÄÁ´½Ó£º£º

[1] He, et. al., Photonics Research 9, 1423 (2021). https://www.osapublishing.org/prj/fulltext.cfm?uri=prj-9-8-1423&id=453141

[2] Liu, et. al., Advances in Physics: X 6, 1905546 (2021). https://www.tandfonline.com/doi/full/10.1080/23746149.2021.1905546

[3] Phys.org±¨µÀ£º£ºhttps://phys.org/news/2021-07-topologically-valley-dependent-quantum-photonic-chips.html

¡¾ÍøÕ¾µØͼ¡¿