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Towards quantum chemistry on a quantum computer B. P. Lanyon, J. D. Whitfield, G. G. Gillett, M. E. Goggin, M. P. Almeida, I. Kassal, J. D. Biamonte, M. Mohseni, B. J. Powell, M. Barbieri, A. Aspuru-Guzik & A. G. White Nature Chemistry advance online publication Published online: 10 January 2010 doi:10.1038/nchem.483 Á¿×Ó¼ÆËã»ú׼ȷËã³öÇâ·Ö×ÓÄÜÁ¿ ÂÛÎÄ·¢±íÓÚ¡¶×ÔÈ»¡ª»¯Ñ§¡·£»¿ª±ÙÁË׼ȷģÄ⸴ÔÓ·Ö×ÓϵͳÐÂ;¾¶ ÃÀ¹ú¹þ·ð´óѧºÍ°ÄÖÞÀ¥Ê¿À¼´óѧµÄ¿ÆÑ§¼ÒÀûÓÃÁ¿×Ó¼ÆËã»ú׼ȷËã³öÁËÇâ·Ö×ÓËùº¬µÄÄÜÁ¿£¬ÕâÒ»Í»ÆÆÐÔ½øÕ¹¿ÉÌáÉý·Ö×ÓϵͳģÄâµÄ׼ȷÐÔ£¬À¿ªÁËÁ¿×Ó¼ÆËãÔÚ»¯Ñ§ÁìÓòʵ¼ÊÓ¦ÓõÄÐòÄ»¡£Ïà¹ØÑо¿·¢±íÔÚ¡¶×ÔÈ»¡ª»¯Ñ§¡·£¨Nature Chemistry£©ÔÓÖ¾ÔÚÏß°æÉÏ¡£ ´Ë´ÎÑо¿ÊÇÁ¿×Ó¼ÆËã»úÊ״νøÐÐ׼ȷµÄ·Ö×Ó¼ÆËã¡£¹þ·ð´óѧ»¯Ñ§Ó뻯ѧÉúÎïϵÖúÀí½ÌÊÚ°¢À¼¡¤ °¢Ë¹ÆÕ³¡¤¹Å×È¿ËÁìµ¼µÄÀíÂÛ»¯Ñ§¼ÒС×éÖ÷Òª½øÐÐʵÑéÉè¼ÆµÄе÷²¢½øÐйؼüµÄ¼ÆË㣬·ÂÈô¼ÆËã»úµÄ¡°Èí¼þ¡±£»¶øÀ¥Ê¿À¼´óѧµÄʵÑéÎïÀíѧ¼ÒÔòÖ÷Òª¸ºÔðÁ¿×Ó¼ÆËã»úµÄ×é×°ÒÔ¼°ÊµÑéµÄʵʩ£¬Ç¡ËƼÆËã»úÔËÐÐÖÐËùÐèµÄ¡°Ó²¼þ¡±¡£ ¹Å×ȿ˱íʾ£¬¶ÔÓںܶàÀíÂÛ»¯Ñ§¼ÒÀ´Ëµ£¬×î´óµÄÀ§ÈűãÊÇÈçºÎÄÜ׼ȷµØ¶Ô»¯Ñ§·Ö×Óϵͳ½øÐÐÄ£Äâ¡£ Ñо¿ÈËԱʹÓÃÁË2¸ö¾À²øµÄ¹â×Ó±àÂëÐÅÏ¢£¬²¢¶ÔÇâ·Ö×Óϵͳ½øÐÐÁËÄ£Ä⡣ÿ¸ö¹â×Ó¼ÆËã³öµÄÄÜÁ¿¼¶±ð¿É´ï20±ÈÌØµÄ׼ȷ¶È£¬ÕâʹµÃÇâ·Ö×ӵļ¸ºÎ̬ҲÄÜÇåÎú¿É¼û£¬´ó´ó³¬³öÁË´«Í³¼ÆËã»úµÄÄÜÁ¦·¶Î§¡£ ĿǰµÄ³¬¼¶¼ÆËã»ú½öÄܶԼòµ¥µÄ·Ö×Óϵͳ½øÐдÖÂÔµÄÄ£Äâ£¬Ëæ×ÅÔ×ÓÊýÁ¿ÒÔ¼°·Ö×Óϵͳ¸´Ôӳ̶ȵÄÔö¼Ó£¬¼ÆËãʱ¼äÒ²½«³ÊÖ¸Êý¼¶Ôö³¤¡£¶øÁ¿×Ó¼ÆËã»úÔò¾ßÓнâ¾öÕâÒ»ÎÊÌâµÄ¾Þ´óDZÁ¦£¬Á¿×Ó¼ÆËã»ú±÷Æú¶þ½øÖÆ£¬¶ø²ÉÓÃÁ¿×Ó±ÈÌØ£¨qubits£©´æ´¢ÐÅÏ¢£¬Á¿×Ó±ÈÌØ¿ÉÒÔͬʱ±í´ï¶þ½øÖÆÖеġ°0¡±ºÍ¡°1¡±£¬Òò´Ë£¬ÔÚ´æ´¢¸ü¶àÐÅÏ¢µÄͬʱҲ´ó´óËõ¼õÁ˼ÆËãʱ¼ä£¬´Ó¶ø¿ÉÒÔ¶Ô»¯Ñ§·Ö×Óϵͳ½øÐÐ׼ȷ¡¢¿ìËÙµÄÄ£Äâ¡£ ¹Å×ȿ˱íʾ£¬ÕâÒ»¿ìËÙ¼ÆË㷽ʽ¿ª±ÙÁË׼ȷģÄ⸴ÔÓ·Ö×ÓϵͳµÄÐÂ;¾¶£¬Æä²»½öÊÇÁ¿×Ó¼ÆËãÔÚ»¯Ñ§Êµ¼ÊÓ¦ÓÃÖеÄÍ»ÆÆ£¬Ò²¿ÉÓ¦ÓÃÓÚÃÜÂëѧºÍ²ÄÁÏ¿ÆÑ§µÈÁìÓò£¬²¢ÓÐÍûʵÏÖ¶ÔÄÜÁ¿¹¹³É¼«µÍµÄµ¨¹Ì´¼µÈ¸´ÔÓ·Ö×ÓϵͳµÄ¼ÆËãºÍÄ£Äâ¡£ http://www.nature.com/nchem/journal/vaop/ncurrent/abs/nchem.483.html [ Last edited by fegg7502 on 2010-1-14 at 21:05 ] |
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