Åö¸¦µæ¼¼¤ÇÆÀ¤é¤ì¤¿¸¦µæÀ®²Ì¤Î°ìÉô¤ò¤´¾Ò²ð¤·¤Þ¤¹¡£
2009ǯ4·î ½Å¤¤ÅŻҷÏURu2Si2¤Î¡Ö±£¤ì¤¿Ãá½ø¡×ÁêÆâ¤Ë¿·¤¿¤ÊÁꞰܤòȯ¸«
2009ǯ3·î Å´âçÁÇ·ÏĶÅÁƳÂΤβ¼ÉôÎ׳¦¼§¾ì¤ò¿·¤·¤¤¼êË¡¤Çɾ²Á
2009ǯ1·î ¿·Å´·Ï¹â²¹Ä¶ÅÁƳÂΤΥ®¥ã¥Ã¥×¤Ë¥¼¥íÅÀ¤¬¤Ê¤¤¤³¤È¤ò²òÌÀ
2008ǯ11·î Æ󼡸µ»°³Ñ³Ê»Ò·Ï¤Ë¤ª¤±¤ë¥¹¥Ô¥ó±ÕÂξõÂ֤˥¨¥Í¥ë¥®¡¼¥®¥ã¥Ã¥×¤¬Â¸ºß¤¹¤ë¤³¤È¤òȯ¸«
2008ǯ7·î ¹â²¹Ä¶ÅÁƳÂÎÃæ¤Î±²»å¤Î¥¨¥ó¥¿¥ó¥°¥ë¥á¥ó¥È¤ò´Ñ¬
2008ǯ5·î ½Å¤¤ÅŻҷÏĶÅÁƳÂÎCeIrIn5¤ÎĶÅÁƳµ¡¹½²òÌÀ¤Ø¿·¤¿¤Ê·ë²Ì
2008ǯ5·î ¹â²¹Ä¶ÅÁƳÂΤΡȴñ̯¤Ê¶â°¡É¾õÂÖ¤¬¼§¾ì¤Ë¤è¤ê¾Ã¤¨¤ë¤³¤È¤òȯ¸«
2008ǯ1·î ½Å¤¤ÅŻҷÏĶÅÁƳÂÎURu2Si2¤Î¼§Â«³Ê»ÒÍ»²òž°Ü¤Îȯ¸«
2007ǯ12·î ¥Ñ¥¤¥í¥¯¥í¥¢Ä¶ÅÁƳÂÎKOs2O6¤Î¥é¥Ã¥È¥ê¥ó¥°Å¾°Ü¤Ëȼ¤¦±²»å¤ÎºÆÇÛÃÖ
2007ǯ9·î ½Å¤¤ÅŻҷÏĶÅÁƳÂÎCeCoIn5¤ÎĶÅÁƳÇöËìºîÀ½¤ËÀ®¸ù
2007ǯ9·î ½Å¤¤ÅŻҷÏĶÅÁƳÂÎURu2Si2¤ÎĶÅÁƳÂоÎÀ¤Î·èÄê
½Å¤¤ÅŻҷϲ½¹çʪURu2Si2¤Ç¤Ï17.5 K¤ÇÈæÇ®¤¬Â礤ÊÄ·¤Ó¤ò¼¨¤·¡¢¤½¤ÎÁꞰܤε¯¸»¤ò¤á¤°¤Ã¤ÆÍÍ¡¹¤Ê¸¦µæ¤¬¹Ô¤Ê¤ï¤ì¤Æ¤¤¤Þ¤¹¡£Æäˡ¢Â¾¤Î½Å¤¤ÅŻҷϤǴѬ¤µ¤ì¤Æ¤¤¤ë¤è¤¦¤ÊÈ¿¶¯¼§À¤ä¶¯¼§À¤Ê¤É¼§À¤Ï´Ñ¬¤µ¤ì¤Æ¤ª¤é¤º¡¢¤½¤ÎÃá½øÊÑ¿ô¤Î¼ÂÂΤÏ20ǯ°Ê¾å¤â̤ÃΤȤʤäƤ¤¤Þ¤¹¡£ºÇ¶á°éÀ®¤µ¤ì¤¿½ãÎÉñ·ë¾½¤òÍѤ¤¤Æ¤³¤Î¡Ö±£¤ì¤¿Ãá½ø¡×ÁêÆâ¤Ç¹â¼§¾ìÍ¢Á÷ÆÃÀ¤òÄ´¤Ù¤¿¤È¤³¤í¡¢¿·¤·¤¤ÁꞰܤò¼¨º¶¤¹¤ë22¥Æ¥¹¥é¶áÊդǥۡ¼¥ëÄñ¹³¤ÎÌÀÎƤÊÄ·¤Ó¤È¡¢¤è¤ê¹â¼§¾ì¤Ç¿·¤·¤¤¥Õ¥§¥ë¥ßÌ̤νи½¤Ëµ¯°ø¤·¤¿Î̻ҿ¶Æ°¸½¾Ý¤¬´Ñ¬¤µ¤ì¤Þ¤·¤¿¡£¤³¤ì¤Ï¡¢¡Ö±£¤ì¤¿Ãá½ø¡×¤¬¥Ð¥ó¥É¤´¤È¤ËÂ礤µ¤Î°Û¤Ê¤ëÃá½øÊÑ¿ô¤ò»ý¤Á¡¢¼§¾ì¤Ë¤è¤êÃá½ø¤¬Â¿Ãʳ¬¤Ç²õ¤ì¤ë¤³¤È¤ò¼¨º¶¤·¤Æ¤ª¤ê¡¢±£¤ì¤¿Ãá½ø¤Î²òÌÀ¤ËÂ礤ʥҥó¥È¤òÍ¿¤¨¤ë·ë²Ì¤Ç¤¢¤ë¤È¹Í¤¨¤é¤ì¤Þ¤¹¡£ (posted by TS)
"Possible Phase Transition Deep Inside the Hidden Order Phase of Ultraclean URu2Si2"
H. Shishido, K. Hashimoto, T. Shibauchi, T. Sasaki, H. Oizumi, N. Kobayashi, T. Takamasu, K. Takehana, Y. Imanaka, T. D. Matsuda, Y. Haga, Y. Onuki, and Y. Matsuda
Phys. Rev. Lett. 102, 156403 (2009);
arXiv:0903.3821.
Â裲¼ïĶÅÁƳÂΤ˼§¾ì¤ò¤«¤±¤Æ¤¤¤¯¤È¥Þ¥¤¥¹¥Ê¡¼¾õÂ֤Ǥϼ§¾ì¤ÏÇÓ½ü¤µ¤ì¡¢²¼ÉôÎ׳¦¼§¾ì¤Ë㤷¤¿¤È¤±²»å¤Î¿¯Æþ¤¬»Ï¤Þ¤ê¤Þ¤¹¡£¤³¤ì¤Þ¤Ç¤³¤Î²¼ÉôÎ׳¦¼§¾ì¤Îɾ²Á¤Ë¤Ï¼ç¤Ë¥Ð¥ë¥¯¼§²½Â¬Ä꤬ÍѤ¤¤é¤ì¤Æ¤¤Þ¤·¤¿¤¬¡¢¤½¤Î¤è¤¦¤Ê¼êË¡¤Ç¤Ï±²»å¤Î¥Ô¥ó»ß¤á¤Ëµ¯°ø¤¹¤ë»îÎÁÁ´ÂΤÎÉԶѰì¤Ê¼§²½¤òÊ¿¶Ñ¤·¤Æ¬Äꤷ¤Æ¤·¤Þ¤¦¤È¤¤¤¦ÌäÂêÅÀ¤¬¤¢¤ê¡¢²¼ÉôÎ׳¦¼§¾ì¤Î·èÄê¤ÏÈó¾ï¤Ëº¤Æñ¤Ç¤·¤¿¡£¤½¤³¤Çº£²ó¡¢Èù¾®¤Ê¥Û¡¼¥ëÁǻҤò¥¢¥ì¥¤¾õ¤Ëʤ٤¿ÁǻҤò»ÈÍѤ·¡¢»îÎÁü¤«¤é¤Î¼§Â«¤Î¿¯Æþ¤òÀºÌ©¤Ë¬Äꤹ¤ë¤³¤È¤Ë¤è¤Ã¤ÆÅ´âçÁÇ·ÏĶÅÁƳÂÎPrFeAsO1-y¤Î²¼ÉôÎ׳¦¼§¾ì¤Î·èÄê¤ËÀ®¸ù¤·¤Þ¤·¤¿¡£¤Þ¤¿¤µ¤é¤Ë¤½¤Î°ÛÊýÀ¤ò¬Äꤷ¤¿¤È¤³¤í¡¢¤³¤Î·Ï¤Ç¤Ï£²¼¡¸µÅª¤Ê¥Õ¥§¥ë¥ßÌ̤¬Ä¶ÅÁƳȯ¸½¤Ë¤è¤ê´Ø¤ï¤Ã¤Æ¤¤¤ë¤³¤È¤ò¼¨º¶¤¹¤ë·ë²Ì¤¬ÆÀ¤é¤ì¤Þ¤·¤¿¡£ (posted by RO)
"Lower critical fields of superconducting PrFeAsO1-y single crystals"
R. Okazaki, M. Konczykowski, C. J. van der Beek, T. Kato, K. Hashimoto, M. Shimozawa, H. Shishido, M. Yamashita, M. Ishikado, H. Kito, A. Iyo, H. Eisaki, S. Shamoto, T. Shibauchi, and Y. Matsuda
Phys. Rev. B 79, 064520 (2009);
arXiv:0811.3669.
2008ǯ¤ËÅ칩Â祰¥ë¡¼¥×¤Ë¤è¤êÅ´¤ò´Þ¤à¿·¹â²¹Ä¶ÅÁƳÂΤ¬È¯¸«¤µ¤ì¤Þ¤·¤¿¡£¤³¤ì¤Ï¡¢¥µ¥¤¥¨¥ó¥¹»ï¤Î2008ǯ10Âç¥Ë¥å¡¼¥¹¤Î°ì¤Ä¤Ë¤âÁª¤Ð¤ì¡¢¸½ºß¤ÎʪÍý³Ø¤ÎÂ礤ʥȥԥ寥¹¤È¤Ê¤Ã¤Æ¤¤¤Þ¤¹¡£´ðÁÃʪÍý³Ø¤È¤·¤Æ¤ÎºÇ½ÅÍײÝÂê¤Ï¡¢¤½¤ÎĶÅÁƳµ¡¹½¤òÌÀ¤é¤«¤Ë¤¹¤ë¤³¤È¤Ç¤¹¤¬¡¢¤½¤Î¾å¤Ç¡¢·ç¤«¤»¤Ê¤¤¤Î¤¬Ä¶ÅÁƳ¥®¥ã¥Ã¥×¹½Â¤¤ÎƱÄê¤Ç¤¹¡£¸½ºß¤Þ¤Ç¤Ë¡¢Â¿·ë¾½»îÎÁ¤òÍѤ¤¤¿¸¦µæ¤Ç¤ÏƼ»À²½Êª¹â²¹Ä¶ÅÁƳÂÎƱÍͤΥ¼¥íÅÀ¤ò»ý¤Ä¹½Â¤¤Ç¤Ï¤Ê¤¤¤«¤È¼¨º¶¤µ¤ì¤Æ¤¤Þ¤·¤¿¡£¤³¤ì¤ËÂФ·¡¢²æ¡¹¤ÏÀ¤³¦¤Ç½é¤á¤Æñ·ë¾½»îÎÁ¤òÍѤ¤¤Æ¤³¤ÎÌäÂê¤òÄ´¤Ù¡¢¼§¾ì¿¯ÆþĹ¤Î²¹Åٰ͸À¤¬Äã²¹¤Ç°ìÄêÃͤ˶á¤Å¤¯¿¶¤ëÉñ¤¤¤ò¼¨¤¹¤³¤È¤«¤é¡¢¥¼¥íÅÀ¤¬¤Ê¤¤¥®¥ã¥Ã¥×¹½Â¤¤Ç¤¢¤ë¤³¤È¤òÆͤ»ß¤á¤Þ¤·¤¿¡£¤³¤ì¤Ï¿·¤·¤¤Å´·ÏĶÅÁƳÂΤ¬Æ¼»À²½Êª¤È¤Ï°Û¤Ê¤ëÀ¼Á¤ò¼¨¤¹¤³¤È¤ò°ÕÌ£¤¹¤ë½ÅÍפʷë²Ì¤Ç¤¹¡£ (posted by TS)
"Microwave Penetration Depth and Quasiparticle Conductivity of PrFeAsO1-y Single Crystals: Evidence for a Full-Gap Superconductor"
K. Hashimoto, T. Shibauchi, T. Kato, K. Ikada, R. Okazaki, H. Shishido, M. Ishikado, H. Kito, A. Iyo, H. Eisaki, S. Shamoto, and Y. Matsuda
Phys. Rev. Lett. 102, 017002 (2009);
arXiv:0806.3149.
Æ󼡸µ»°³Ñ³Ê»Ò¾å¤Ë¸ß¤¤¤ËÈ¿ÂФò¸þ¤³¤¦¤È¤¹¤ë¥¹¥Ô¥ó¤òÇÛÃÖ¤¹¤ë¤È´ö²¿³ØŪ¤Ê¥Õ¥é¥¹¥È¥ì¡¼¥·¥ç¥ó¤¬À¸¤¸¤Æ¤·¤Þ¤¤¤Þ¤¹¡£ÆäËÎÌ»ÒÍɤ餮¤Î±Æ¶Á¤¬ºÇ¤â¸²Ãø¤Ë¸½¤ì¤ë¥¹¥Ô¥ó1/2¤Î¾ì¹ç¤Ë¤ÏºÇÄã²¹ÅÙ¾õÂ֤ˤª¤¤¤Æ¤âŵ÷Î¥Ãá½ø¤ò»ý¤¿¤Ê¤¤¥¹¥Ô¥ó±ÕÂΤȸƤФì¤ë¾õÂÖ¤¬¸½¤ì¤ë¤³¤È¤¬ÍýÏÀŪ¤Ëͽ¬¤µ¤ì¤Æ¤¤¤Þ¤·¤¿¤¬¡¢¤½¤ÎÀµÂΡ¢Æä˺ÇÄ㥨¥Í¥ë¥®¡¼Î嵯¤¬¤É¤¦¤Ê¤ë¤«¤È¤¤¤Ã¤¿Ç®ÎϳØŪÆÃÀ¤ÏÆæ¤ËÊñ¤Þ¤ì¤Æ¤¤¤Þ¤·¤¿¡£ ¤³¤ÎÌäÂê¤òÌÀ¤é¤«¤Ë¤¹¤ë¤¿¤á¡¢¥¹¥Ô¥ó±ÕÂξõÂ֤ȤʤäƤ¤¤ë¤³¤È¤¬£Î£Í£Ò¬Äê¤Ê¤É¤«¤éÌÀ¤é¤«¤Ë¤Ê¤Ã¤¿Íµ¡¥â¥Ã¥ÈÀä±ïÂΦÊ-(BEDT-TTF)2Cu2(CN)3¤Î¥¹¥Ô¥ó±ÕÂξõÂÖ¤ÎÇ®ÅÁƳΨ¬Äê¤ò80mK¤Î¶ËÄã²¹¤Þ¤Ç¹Ô¤¤¡¢¤³¤Î¥¹¥Ô¥ó±ÕÂξõÂÖ¤¬ºÇÄãÎ嵯¤Ë͸¤Υ¨¥Í¥ë¥®¡¼¥®¥ã¥Ã¥×¤ò»ý¤Ä¼ïÎà¤Î¥¹¥Ô¥ó±ÕÂξõÂ֤Ǥ¢¤ë¤³¤È¤òÌÀ¤é¤«¤Ë¤·¤Þ¤·¤¿¡£¶Ã¤¯¤Ù¤¤³¤È¤Ë¡¢¼Â¸³·ë²Ì¤«¤éµá¤á¤é¤ì¤¿¥®¥ã¥Ã¥×¤ÎÂ礤µ¤ÏÍýÏÀŪ¤Ëͽ¬¤µ¤ì¤Æ¤¤¤¿Â礤µ¤è¤ê¤â¤º¤Ã¤È¾®¤µ¤¤¤â¤Î¤Ç¤¢¤ë¤³¤È¤¬¤ï¤«¤ê¤Þ¤·¤¿¡£¤³¤ì¤é¤Î·ë²Ì¤Ï¥¹¥Ô¥ó±ÕÂξõÂ֤˴ؤ¹¤ë¡¢¤Þ¤À´°Á´¤ËÍý²ò¤·¤¨¤Æ¤¤¤Ê¤¤¤½¤ÎËܼÁ¤Î°ìÉô¤ò¼¨¤·¤Æ¤¤¤ë¤â¤Î¤È¹Í¤¨¤é¤ì¤Þ¤¹¡£ (posted by MY)
ºÇÄã²¹ÅÙÎΰè¤Ë¤ª¤±¤ëÇ®ÅÁƳΨ¬Äê¤Î·ë²Ì¡£¥®¥ã¥Ã¥×¥ì¥¹¤À¤Ã¤¿¤È¤¤Ë¸½¤ì¤ëkappa/T¹à¤¬Äã²¹¶Ë¸Â¤Ç¸½¤ì¤Ê¤¤¤³¤È¤ò¼¨¤·¤Æ¤¤¤ë¡£¿ÞÃ溸¾å¤Î¿Þ¤Ï»°³Ñ³Ê»Ò¤Ë¤ª¤±¤ë¥Õ¥é¥¹¥È¥ì¡¼¥·¥ç¥ó¤ÎÌϼ°¿Þ¤Ç¡¢±¦²¼¤Î¿Þ¤Ïkappa-(BEDT-TTF)2Cu2(CN)3¤Ë¤ª¤±¤ë»°³Ñ³Ê»Ò¤ÎÍͻҡ£ÆóÎÌÂ⽤·¤¿BEDT-TTFʬ»Ò¾å¤Î¥¹¥Ô¥ó1/2¤¬t'/t¢â1¤ÎÍýÁÛŪ»°³Ñ³Ê»Ò¤ò¼Â¸½¤·¤Æ¤¤¤ë¡£
"Thermal-transport measurements in a quantum spin-liquid state of the frustrated triangular magnet kappa-(BEDT-TTF)2Cu2(CN)3"
Minoru Yamashita, Norihito Nakata, Yuichi Kasahara, Takahiko Sasaki, Naoki Yoneyama, Norio Kobayashi, Satoshi Fujimoto, Takasada Shibauchi, and Yuji Matsuda;
Nature Physics 5, 44-47 (2009).
¥¨¥ó¥¿¥ó¥°¥ë¥á¥ó¥È(¤«¤é¤ß¤¢¤¤)¤Î³µÇ°¤ÏÎ̻ҥ³¥ó¥Ô¥å¡¼¥¿¤äĶÅÁƳÂΤÎʪÍý¤Ê¤É¡¢ÍÍ¡¹¤Ê¾ìÌ̤ǽÅÍפÊÌò³ä¤ò²Ì¤¿¤·¤Þ¤¹¡£¼§¾ìÃæ¤ÎÂè2¼ïĶÅÁƳÂΤˤª¤±¤ëÎ̻Ҳ½¤µ¤ì¤¿±²»å¤Ï¡¢¥¨¥ó¥¿¥ó¥°¥ë¥á¥ó¥È¤òÂ¥¿Ê¤è¤¦¤Ê·ç´Ù¤òƳÆþ¤¹¤ë¤³¤È¤Ç¡¢±²»åƱ»Î¤¬¤â¤Ä¤ì¹ç¤¦¤³¤È¤Ë¤è¤êÆ°¤¤Ë¤¯¤¯¤Ê¤ê¡¢¥¼¥íÄñ¹³¤ò¼Â¸½¤Ç¤¤ë¸Â³¦¤ÎÅÅή̩ÅÙ¤òÂ礤¯¤Ç¤¤ë²ÄǽÀ¤¬ÍýÏÀŪ¤Ë¼¨º¶¤µ¤ì¤Æ¤¤Þ¤·¤¿¡£º£²ó¡¢¥Ó¥¹¥Þ¥¹·Ï¹â²¹Ä¶ÅÁƳÂÎÃæ¤ÎBi¸¶»Ò¤ò³ËʬÎö¤µ¤»¤ë¤³¤È¤Ç¡¢²¼¿Þ¤Î¤è¤¦¤ÊÍÍ¡¹¤ÊÊý¸þ¤Ë¿¤Ó¤ëÃì¾õ·ç´Ù¤òƳÆþ¤·¡¢¤½¤Î±²»å¾õÂÖ¤ò¥¸¥ç¥»¥Õ¥½¥ó¥×¥é¥º¥Þ¶¦ÌĤȤ¤¤¦ÊýË¡¤ÇÄ´¤Ù¤Þ¤·¤¿¡£¤½¤Î·ë²Ì¡¢Äã²¹Ä㼧¾ìÎΰè¤Ç±²»å¤¬Íí¤ß¹ç¤¤¤Ë¤è¤êÎ׳¦ÅÅή̩ÅÙ¤¬ÁýÂ礷¤¿¡¢¥¹¥×¥ì¥¤¥É¥°¥é¥¹¤È¤¤¤¦¿·¤·¤¤¾õÂÖ¤¬¼Â¸½¤·¤Æ¤¤¤ë¤³¤È¤¬¼Â¸³Åª¤Ë½é¤á¤ÆÌÀ¤é¤«¤Ë¤Ê¤ê¤Þ¤·¤¿¡£ (posted by TS)
"Entanglement of Solid Vortex Matter: A Boomerang Shaped Reduction Forced by Disorder in Interlayer Phase Coherence in Bi2Sr2CaCu2O8+y"
T. Kato, T. Shibauchi, Y. Matsuda, J. R. Thompson, and L. Krusin-Elbaum
Phys. Rev. Lett. 101, 027003 (2008);
arXiv:0806.2352.
½Å¤¤ÅŻҷϲ½¹çʪ¤Ë¤ª¤±¤ëĶÅÁƳ¤Ï¡¢¤·¤Ð¤·¤ÐÈ¿¶¯¼§ÀÃá½ø¤Î¶á˵¤Ë½Ð¸½¤¹¤ë¤³¤È¤¬ÃΤé¤ì¤Æ¤¤¤Þ¤¹¡£¤³¤Î¤è¤¦¤ÊĶÅÁƳ¤¬¤ª¤³¤ëµ¯¸»¤Ë¤Ä¤¤¤Æ¤Ï¡¢½¾Íè¤Î³Ê»Ò¿¶Æ°¤òÇÞ²ð¤È¤¹¤ë¤â¤Î¤Ç¤Ï¤Ê¤¯¡¢È¿¶¯¼§À¤æ¤é¤®¤¬ÇÞ²ð¤È¤Ê¤Ã¤¿¤â¤Î¤¬ÍÎϤʸõÊä¤Ç¤¹¡£¤³¤Î¤è¤¦¤Ê¾ì¹ç¤Ë¤Ï¡¢Ä¶ÅÁƳ¤ÎÂоÎÀ¤¬½¾Íè¤ÎÅùÊýŪ¤ÊsÇȤǤϤʤ¯¡¢³ÑÅ٤ˤè¤Ã¤ÆÉä¹æ¤òÊѤ¨¤ë°ÛÊýŪ¤Ê¤â¤Î¤Ç¤¢¤ë¤È¹Í¤¨¤é¤ì¡¢¼ÂºÝ¤ËÈ¿¶¯¼§À¶á˵¤ÎĶÅÁƳÂΤǤϡ¢°ÛÊýŪ¤ÊÂоÎÀ¤¬¸«¤¤¤À¤µ¤ì¤Æ¤¤¤Þ¤¹¡£CeIrIn5¤Ç¤Ï¡¢È¿¶¯¼§À¤«¤é±ó¤¯¡¢¿Þ¤Î¤è¤¦¤Ëž°Ü²¹ÅÙ¤¬2¤Ä¤á¤Î»³¤Ë°ÌÃÖ¤¹¤ë¤¿¤á¤ËÈ¿¶¯¼§À¤æ¤é¤®°Ê³°¤Î²Á¿ôÍÉÆ°¤Ê¤É¤Î¿·¤·¤¤µ¡¹½¤Ë¤Ä¤¤¤Æ¤â¸¡Æ¤¤¬¤Ê¤µ¤ì¤Æ¤¤Þ¤·¤¿¡£º£²ó²æ¡¹¤ÎÇ®¡¦Åŵ¤Í¢Á÷¬Äê¼Â¸³¤Ë¤è¤ê¡¢(1)È¿¶¯¼§À¶á˵¤ÈƱ¤¸ÂоÎÀdx2-y2¤ò¤â¤ÄĶÅÁƳ¤Ç¤¢¤ë¤³¤È¡¢(2)È¿¶¯¼§À¤æ¤é¤®¤¬¤Þ¤À»Ä¤Ã¤Æ¤ª¤ê¡¢¾ïÅÁƳ¾õÂÖ¤ÎʪÀ¤Ë¤½¤Î¸ú²Ì¤¬¸½¤ì¤ë¤³¤È¡¢¤Î2ÅÀ¤¬¿·¤¿¤ËÌÀ¤é¤«¤È¤Ê¤ê¤Þ¤·¤¿¡£¤³¤ì¤é¤Î·ë²Ì¤Ï¡¢¤³¤Î·Ï¤ÎĶÅÁƳµ¡¹½¤Ï¡¢¤ª¤½¤é¤¯²Á¿ôÍÉÆ°¤Ë¤è¤ë¤â¤Î¤Ç¤Ï¤Ê¤¯¡¢È¿¶¯¼§À¤æ¤é¤®¤Ë¤è¤ë¤â¤Î¤¬ÍÎϤǤ¢¤ë¤³¤È¤ò¼¨¤¹¤â¤Î¤Ç¤¹¡£ (posted by TS)
ĶÅÁƳ¤ÏÅŵ¤Äñ¹³¤¬¥¼¥í¤È¤Ê¤ë¸½¾Ý¤Ç¤¹¤¬¡¢²¹ÅÙ¤ò¾å¤²¤¿¤ê¼§¾ì¤ò¤«¤±¤¿¤ê¤¹¤ë¤ÈĶÅÁƳ¤¬²õ¤ì¡¢Åŵ¤Äñ¹³¤¬È¯À¸¤·¤¿¶â°¾õÂ֤Ȥʤê¤Þ¤¹¡£Æ¼»À²½Êª¹â²¹Ä¶ÅÁƳÂΤϡ¢1986ǯ¤Îȯ¸«Ä¾¸å¤«¤é¡¢Åŵ¤Äñ¹³¤¬ÉáÄ̤ζⰤȤϰ㤦²¹ÅÙÊѲ½¤ò¼¨¤¹¤Ê¤É¤Î°Û¾ïÀ¤¬¸«½Ð¤µ¤ì¡¢ÊªÍý³Ø¤ÎÂ礤ÊÌäÂê¤È¤Ê¤Ã¤Æ¤¤¤Þ¤¹¡£¤³¤Î¸¶°ø¤¬ÆÃÄê¤Ç¤¤ì¤Ð¡¢¹â²¹Ä¶ÅÁƳ¤Îµ¡¹½²òÌÀ¤Ë½ÅÍפʼ꤬¤«¤ê¤È¤Ê¤ë¤È¹Í¤¨¤é¤ì¤Æ¤¤¤Þ¤¹¡£ º£²ó¡¢¥¿¥ê¥¦¥à·Ï¤È¤è¤Ð¤ì¤ë¹â²¹Ä¶ÅÁƳÂΤÎÅŵ¤Äñ¹³¤ò¼§¾ìÃæ¤Ç¾ÜºÙ¤ËÄ´¤Ù¤¿·ë²Ì¡¢45¥Æ¥¹¥é¤È¤¤¤¦¶¯¤¤¼§¾ìÃæ¤Ç¤Ï°Û¾ïÀ¤¬¾Ã¤¨¡¢ÉáÄ̤ζâ°¤ËÌá¤ë¤³¤È¤òȯ¸«¤·¤Þ¤·¤¿¡£¤³¤Î·ë²Ì¤Ï¡¢¹â²¹Ä¶ÅÁƳȯ¸½¤Ë¼§µ¤Åª¤Êµ¡¹½¤¬Æ¯¤¤¤Æ¤¤¤ë¤³¤È¤òÌÀ²÷¤Ë¼¨¤·¤Æ¤¤¤ë¤À¤±¤Ç¤Ê¤¯¡¢ÀäÂÐÎíÅ٤ˤª¤¤¤ÆÎÌ»ÒÁꞰܤȤè¤Ð¤ì¤ë¿·¤·¤¤¸½¾Ý¤¬Â¸ºß¤¹¤ë¤³¤È¤ò¼¨¤·¤Æ¤¤¤Þ¤¹¡£ (posted by TS)
¥Ë¥å¡¼¥¹¥ê¥ê¡¼¥¹¤Ï¤³¤Á¤é¡£
¤³¤Î¸¦µæ·ë²Ì¤Ë´Ø¤¹¤ëµ»ö¤¬µþÅÔ¿·Ê¹¡Ê5·î13Æüͼ´©10ÌÌ¡Ë¡¢»º·Ð¿·Ê¹¡Ê5·î14Æü24ÌÌ¡Ë¡¢Æü·Ð»º¶È¿·Ê¹¡Ê5·î14Æü10ÌÌ¡Ë¡¢ËèÆü¿·Ê¹¡Ê7·î20ÆüÄ«´©Á´¹ñÈDzʳØÌ̡ˤ˷Ǻܤµ¤ì¤Þ¤·¤¿¡£
"Field-Induced Quantum Critical Route to a Fermi Liquid in High-Temperature Superconductors"
T. Shibauchi, L. Krusin-Elbaum, M. Hasegawa, Y. Kasahara, R. Okazaki, and Y. Matsuda
PNAS 105, 7120-7123 (2008); arXiv: 0805.2215.
Âè2¼ïĶÅÁƳÂΤ˼§¾ì¤ò¤«¤±¤ë¤È¡¢Î̻Ҳ½¤µ¤ì¤¿±²»å¤È¤¤¤¦·Á¤Ç¼§Â«¤¬¿¯Æþ¤·¡¢¤½¤Î±²»åƱ»Î¤ËȿȯÎϤ¬Æ¯¤¯¤³¤È¤«¤é¡¢³Ê»Ò¤òÁȤळ¤È¤¬ÃΤé¤ì¤Æ¤¤¤Þ¤¹¡£²¹ÅÙ¤¬100 KÄøÅ٤ȹ⤤¹â²¹Ä¶ÅÁƳÂΤǤÏÂ礤ÊÇ®Íɤ餮¤Î¤¿¤á¤Ë¤³¤Î³Ê»Ò¤¬Í»¤±¤Æ±ÕÂΤȤʤëÁꞰܤ¬È¯¸«¤µ¤ìÂ礤ÊÏÃÂê¤È¤Ê¤ê¤Þ¤·¤¿¡£²¹ÅÙ¤ÎÄ㤤ĶÅÁƳÂΤǤϤ³¤Î¤è¤¦¤ÊÍ»²òž°Ü¤ÏÄ︫̾¤é¤ì¤Þ¤»¤ó¡£¤È¤³¤í¤¬¡¢¶¯¤¤ÅŻҴÖÁê¸ßºîÍѤΤ¿¤á͸ú¼ÁÎ̤¬100Çܶ᤯¤Ë¤âÁý¶¯¤µ¤ì¤¿¡Ö½Å¤¤ÅŻҷϡפȤè¤Ð¤ì¤ë²½¹çʪ¤Ç¤Ï¡¢¶ËÄã²¹¤Ç¤â½Å¤¤ÅŻҤΤ¿¤á¤ËÇ®Íɤ餮¤Î¸ú²Ì¤¬¶Ã¤¯¤Û¤É¶¯¤á¤é¤ì¡¢URu2Si2¤Ë¤ª¤¤¤Æ¤½¤Î¥¥ã¥ê¥¢¿ô¤Î¾¯¤Ê¤µ¤È¤¢¤¤¤Þ¤Ã¤Æ¡¢1 KÄøÅ٤ζËÄã²¹¤Ë¤ª¤¤¤Æ¼§Â«³Ê»ÒÍ»²ò¤ÎÁꞰܤ¬È¯¸«¤µ¤ì¤Þ¤·¤¿¡£ (posted by TS)
"Flux Line Lattice Melting and the Formation of a Coherent Quasiparticle Bloch State in the Ultraclean URu2Si2 Superconductor"
R. Okazaki, Y. Kasahara, H. Shishido, M. Konczykowski, K. Behnia, Y. Haga, T. D. Matsuda, Y. Onuki, T. Shibauchi, and Y. Matsuda
Phys. Rev. Lett. 100, 037004 (2008);
arXiv: 0710.2382.
¤ï¤¬¹ñ¤Çȯ¸«¤µ¤ì¤¿Èæ³ÓŪ¹â¤¤Ä¶ÅÁƳž°Ü²¹ÅÙ(9.6 K)¤ò»ý¤Ä¥Ñ¥¤¥í¥¯¥í¥¢Ä¶ÅÁƳÂÎKOs2O6¤Ç¤Ï¡¢¤½¤Î·ë¾½¹½Â¤¤Ë¤«¤´·¿¤Î¶õ´Ö¤¬Â¸ºß¤·¡¢¤½¤ÎÃæ¤ÇK¥¤¥ª¥ó¤¬Æ°¤²ó¤ë¡Ö¥¬¥é¥¬¥é¡ÊÀÖ¤Á¤ã¤óÍѤΤª¤â¤Á¤ã¡Ë¡×¤Î¤è¤¦¤Ê¥é¥Ã¥È¥ê¥ó¥°¤È¤¤¤¦¸½¾Ý¤¬µ¯¤¤Æ¤¤¤Þ¤¹¡£Ä¶ÅÁƳž°Ü²¹ÅÙ¤è¤êÄ㤤²¹ÅÙ(Ìó8 K)¤Ë¤ª¤¤¤Æ¡¢ÈæÇ®¤Î¤È¤Ó¤¬¸«¤Ä¤«¤ê¡¢1¼¡ÁꞰܤθºß¤¬ºÇ¶áÌÀ¤é¤«¤Ë¤Ê¤Ã¤Æ¤¤Þ¤·¤¿¡£¤³¤ÎÁꞰܤǤϥé¥Ã¥È¥ê¥ó¥°¤ÎÆ°¤¤¬ÊѲ½¤·¤Æ¤¤¤ë¤Î¤Ç¤Ï¤Ê¤¤¤«¤È¹Í¤¨¤é¤ì¤Æ¤¤¤Þ¤¹¡£¤³¤ÎÁꞰܶá˵¤Ç¤ÎĶÅÁƳÂÎÃæ¤Î¼§¾ìʬÉÛ¤òÄ´¤Ù¤¿¤È¤³¤í¡¢Ä¶ÅÁƳÂÎÃæ¤Î±²»å¤ÎʬÉÛ¤¬1¼¡Å¾°Ü°Ê²¼¤ÇͽÁ۰ʾå¤ËÂ礤¯ÊѲ½¤¹¤ë¤³¤È¤¬ÌÀ¤é¤«¤È¤Ê¤ê¤Þ¤·¤¿¡£¤³¤Î¤³¤È¤Ï¡¢¥é¥Ã¥È¥ê¥ó¥°¤¬Ä¶ÅÁƳ¤Ë¾¯¤Ê¤«¤é¤º±Æ¶Á¤òµÚ¤Ü¤·¤Æ¤¤¤ë¤³¤È¤ò¼¨¤·¤Æ¤ª¤ê¡¢¥é¥Ã¥È¥ê¥ó¥°¤ÈĶÅÁƳ¤Î´Ø·¸¤òÌÀ¤é¤«¤Ë¤¹¤ë¾å¤Ç½ÅÍפʷë²Ì¤Ç¤¢¤ë¤È¹Í¤¨¤é¤ì¤Þ¤¹¡£ (posted by TS)
"Vortex Redistribution below the First-order Transition Temperature in the b-Pyrochlore Superconductor KOs2O6"
T. Shibauchi, M. Konczykowski, C. J. van der Beek, R. Okazaki, Y. Matsuda, J. Yamaura, Y. Nagao, and Z. Hiroi
Phys. Rev. Lett. 99, 257001 (2007);
arXiv: 0710.5781.
CeCoIn5¤ÏCe¤ò´Þ¤à½Å¤¤ÅŻҷÏĶÅÁƳÂΤǺǤâ¹â¤¤Å¾°Ü²¹ÅÙ(2.3 K)¤ò¤â¤Á¡¢¿·´ñ¹â¼§¾ìĶÅÁƳÁê(FFLOÁê)¤Î¸ºß¡¢¼§¾ìͶµ¯ÎÌ»ÒÎ׳¦¸½¾Ý¡¢Èó¥Õ¥§¥ë¥ß±ÕÂÎŪ¤Ê¾ïÅÁƳ¾õÂ֤ʤɡ¢¿ô¿¤¯¤Î°Û¾ïʪÀ¤ò¼¨¤¹¤³¤È¤«¤é¡¢Èó¾ï¤ËÃíÌܤµ¤ì¤Æ¤¤¤ëʪ¼Á¤Ç¤¹¡£¸½ºß¤Þ¤Ç¡¢Ã±·ë¾½¤òÍѤ¤¤¿¸¦µæ¤¬¹Ô¤ï¤ì¤Þ¤·¤¿¤¬¡¢¥Ð¥ë¥¯ÊªÀ¬Äê¤Ë¬Äê¼êË¡¤¬¸ÂÄꤵ¤ì¤Æ¤¤¤Þ¤·¤¿¡£ÇöËì²½¤¹¤ë¤³¤È¤Ç¸÷ÅÅ»Òʬ¸÷¡¢¥È¥ó¥Í¥ëʬ¸÷¤Ê¤ÉɽÌÌÉÒ´¶¤Ê¬Äê¤ä¡¢ÈùºÙ²Ã¹©¤Ë¤è¤ë¥Ñ¥¤Àܹç¤Ê¤É¤Î°ÌÁêʬ²ò²Äǽ¤Ê¬Äê¤Ø¤ÎÆ»¤¬³«¤±¤ë¤³¤È¤¬´üÂÔ¤µ¤ì¤Þ¤¹¡£Ce¸µÁǤÏÈó¾ï¤Ë»À²½¤µ¤ì¤ä¤¹¤¤¤¿¤á¡¢¤Ê¤«¤Ê¤«ÎɼÁ¤ÊÇöËì¤òÆÀ¤ë¤³¤È¤¬º¤Æñ¤Ç¤·¤¿¡£»äã¤ÏÄ㲹ʪ¼Á²Ê³Ø¸¦µæ¥»¥ó¥¿¡¼¡Ê»ûÅ踦µæ¼¼¡Ë¤È¶¦Æ±¤Ç¡¢Ê¬»ÒÀþ¥¨¥Ô¥¿¥¥·¡¼Ë¡¤È¤¤¤¦Ä¶¹â¿¿¶õ²¼¤Ç¤ÎÇöËìºîÀ½µ»½Ñ¤òÍѤ¤¤Æ¡¢¥Ð¥ë¥¯·ë¾½¤È½¿§¤Î¤Ê¤¤Ä¶ÅÁƳÆÃÀ¤ò¼¨¤¹c¼´ÇÛ¸þÇöËì¤ÎºîÀ½¤ËÀ®¸ù¤·¤Þ¤·¤¿¡£(posted by TS)
"Superconducting Thin Films of Heavy Fermion Compound CeCoIn5 Prepared by Molecular Beam Epitaxy"
M. Izaki, H. Shishido, T. Kato, T. Shibauchi, Y. Matsuda, and T. Terashima
Appl. Phys. Lett. 91, 122507 (2007).
¶¯Áê´ØÅŻҷϤǤϡ¢¤·¤Ð¤·¤ÐĶÅÁƳ¥®¥ã¥Ã¥×¤Ë¥¼¥íÅÀ¡Ê¥Î¡¼¥É¡Ë¤¬¤¢¤é¤ï¤ì¤ëÈó½¾Íè·¿¤ÎĶÅÁƳ¤¬¼Â¸½¤·¡¢¤½¤ÎĶÅÁƳ¤¬È¿¶¯¼§À¤ä¶¯¼§À¤Ê¤É¤Î¼§µ¤Ãá½ø¤È¶¦Â¸¤¹¤ë¤³¤È¤¬ÃΤé¤ì¤Æ¤¤¤Þ¤¹¡£½Å¤¤ÅŻҷÏĶÅÁƳÂÎURu2Si2¤Ç¤Ï¡¢Â¾¤ÎĶÅÁƳÂΤȤϰۤʤꡢÈó¼§À¤Î¡Ö±£¤ì¤¿Ãá½ø¡×¤È¤è¤Ð¤ì¤ëÁê¤ÈĶÅÁƳ¤¬¶¦Â¸¤·¡¢¤½¤Îµ¡¹½²òÌÀ¤Ë¸þ¤±¤Æ¿¤¯¤Î¸¦µæ¤¬¤Ê¤µ¤ì¤Æ¤¤¤Þ¤¹¡£ºÇ¶á¡¢Èó¾ï¤Ë½ãÎɤÊñ·ë¾½»îÎÁ¤¬°éÀ®¤µ¤ì¡¢¤½¤ì¤òÍѤ¤¤ÆÅŵ¤¡¦Ç®Í¢Á÷ÆÃÀ¤òÄ´¤Ù¤¿·ë²Ì¡¢Èó¾ï¤Ë´ñ̯¤ÊĶÅÁƳ¾õÂ֤ˤ¢¤ë¤³¤È¤¬ÌÀ¤é¤«¤È¤Ê¤Ã¤Æ¤¤Þ¤·¤¿¡£±£¤ì¤¿Ãá½øÁê¤Ç¤Ï¥¥ã¥ê¥¢¿ô¤¬Èó¾ï¤Ë¾¯¤Ê¤¯¡¢ÅŻҤȥۡ¼¥ë¤¬Æ±¿ô¸ºß¤¹¤ëȾ¶â°Ū¤ÊÅŻҾõÂ֤Ǥ¢¤ê¡¢ÅŻҥХó¥É¤È¥Û¡¼¥ë¥Ð¥ó¥É¤Ç¡¢¥®¥ã¥Ã¥×¤Î¥Î¡¼¥É¤¬¤½¤ì¤¾¤ìÅÀ¾õ¤Î¤â¤Î¤ÈÀþ¾õ¤Î¤â¤Î¤È¤ò»ý¤Ä¤³¤È¤¬¼Â¸³Åª¤Ë½é¤á¤ÆÌÀ¤é¤«¤Ë¤Ê¤ê¤Þ¤·¤¿¡£¤³¤Î·ë²Ì¤«¤é¡¢URu2Si2¤Ç¤Ï¡¢²¼¿Þ¤Ë¼¨¤¹¤è¤¦¤Ê¥«¥¤¥é¥ëdÇȤÎÂоÎÀ¤ò»ý¤ÄĶÅÁƳ¤¬¼Â¸½¤·¤Æ¤¤¤ë¤Î¤Ç¤Ï¤Ê¤¤¤«¤È¹Í¤¨¤é¤ì¤Þ¤¹¡£¤³¤ÎÂоÎÀ¤Ï»þ´ÖȿžÂоÎÀ¤òÇˤ뿷¤·¤¤¥¿¥¤¥×¤Î¥¹¥Ô¥ó°ì½Å¹àĶÅÁƳ¾õÂ֤Ǥ¢¤ê¡¢º£¸å¤Î¤µ¤é¤Ê¤ëŸ³«¤¬´üÂԤǤ¤Þ¤¹¡£ (posted by TS)
"Exotic Superconducting Properties in the Electron-Hole Compensated Heavy Ferimon `Semimetal' URu2Si2"
Y. Kasahara, T. Iwasawa, H. Shishido, T. Shibauchi, K. Behnia, Y. Haga, T. D. Matsuda, Y. Onuki, M. Sigrist, and Y. Matsuda
Phys. Rev. Lett. 99, 116402 (2007).