µo«H¤H: plutostar.bbs@bbs.mcu.edu.tw (ÂÈ¦ç¯ó¤§­·µØ¦A²{)
¤é´Á: 05 Mar 2005 14:23:58 GMT
¼ÐÃD: [ºK¿ý]±j¤O¹qªiÃzµo·½¬O¤@ºØ·sºØ¤ÑÅé¡H
«H¸s: tw.bbs.sci.astronomy    ¬ÝªO: Astronomy/A112JG7U
¨Ó·½: <4H58lk$Uny@bbs.mcu.edu.tw>:23901, 
²ÕÂ´: »Ê¶Ç¿v¹Ú§O¹Ò

¬ü°êSweet Briar College¡]¤k¤l¤å²z¾Ç°|¡^©M®ü­x¬ã¨s¹êÅç«Ç¡]Naval Research
Laboratory¡ANRL¡^ªº¤Ñ¤å¾Ç®a¤@­Ó·sªº¹qªi±j¤OÃzµo·½¡A¨ä©Ê½è¬Û·í¯S®í¡A³o¨Ç
¤Ñ¤å¾Ç®a»{¬°¥L­Ì¥i¯à¬Oµo²{¤F¤@ºØ·s«¬ªº¤ÑÅé¡C¬ÛÃö½×¤åµoªí¦b2005¦~3¤ë3¤é¥X
ª©ªº¦ÛµM¡]Nature¡^´Á¥Z¤¤¡C

Sweet Briar¾Ç°|ªºScott Hymanµ¥¤H¤ÀªR¦è¥_¤j¾Ç¡]Northwestern University¡^
¬ã¨s¤H­û¹O2002¦~ªº»È¤ßÆ[´ú¸ê®Æ®É¡A¦³¤F¤W­zµo²{¡C¥L­Ì¥Hªiªø1¤½¤ØªºµL½u¹q
ªi¶i¦æÆ[´ú¡Aµ²ªGµo²{¦b2002¦~9¤ë30¤é¨ì10¤ë1¤éªºµuµu7¤p®É¤§¶¡¡A³o­Ó¤ÑÅé´N
µo¥Í5¦¸±j¤OÃzµo¡A¦Ó¥B¨C¦¸Ãzµoªº¶¡¹j®É¶¡´X¥G¬Û¦P¡A¦ü¥G¨ã¦³¶g´Á©Ê¡C

¤£¹L¡A³o­Óµo²{¨ä¹êÀ³¸Ó°l·¹¨ì1998¦~®É¡AHymanµ¥¤H¦b¬ã¨s»Èªe¤¤¤ß®É¡A°¸µMµo
²{¿ç®g®É¶¡¬Û·íµu¼È¡]transient ¡AÀþ°{¡^ªº¨â­Ó¹qªiÃzµo·½¡C³o­Óµo²{«P¨Ï¥L­Ì
§Q¥Î¬ü°ê°ê®a¹qªi¤Ñ¤å¥x¡]NRAO¡ANational Radio Astronomy Observatory¡^¶W¤j
¹qªi°}¦C¡]VLA¡AVery Large Array¡^«ùÄòºÊ´ú³o­Ó°Ï°ìªºª¬ªp¡A¥L­Ì¦b»È¤ß¤@¦@
ºÊ´ú¤F¬ù250­Ó¹qªi·½¡C·í¸ê®Æ¦¬¶°§¹¾ã«á¡A¤~¦³¤F¤W­zµoªíªº·sµo²{¡C

³o¨Ç¤Ñ¤å¾Ç®a¬Û·í¿³¾Ä¡CÁöµM¤ÑªÅ¤¤¨ì³B³£¬OX®g½u©Î¦÷º¿®g½uªºÀþ°{Ãzµo·½¡A¦ý
¦b¹qªiªi¬q´N«D±`µ}¦³¤F¡C³o­Ó·sµo²{ªº¹qªiÀþ°{±j¤OÃzµo·½½s¸¹¬°GCRT J1745-
3009¦b2002¦~¤§«e³£¤£´¿³Qµo²{¹L¡A¬O¨ì¥Ø«e¬°¤î¡A¹qªiªi¬q¤¤Ãzµo«Â¤O³Ì±jªº¡A
¦b2002¦~ªº±´´ú¤¤¡A5¦¸±j¤OÃzµo´X¥G³£¤@¼Ë«G¡A¬ù¨C¹j77¤ÀÄÁÃzµo¤@¦¸¡A¨C¦¸Ãz
µo·|©µÄò¬ù10¤ÀÄÁ¥ª¥k¡]¹ïHyman¦Ó¨¥¡A10¤ÀÄÁºâ¬O«D±`µu¼ÈªºÃzµo¡^¡C

ÁöµM³o¨Ç¤Ñ¤å¾Ç®a¹ïGCRT J1745-3009ªº¯u¥¿©Ê½èÁÙ¤£²M·¡¡A¦ý¥L­Ì¬Û«HGCRT J1745
-3009¦pªG¤£¬O¥H«e¥¼ª¾ªº·s«~ºØ¤ÑÅé¡A´N¬O¤wª¾¤ÑÅé¤¤©|¥¼¬Ý¨ì¹Lªº¬¡°Ê§Î¦¡¡CÁA
¸Ñ¹qªiÃzµo·½©Ê½èªº¤@­Ó­«­n½u¯Á¡A¨Ó¦Û¥¦©Ò©ñ¥X¿ç®gªº¡u¬Û¤z©Ê¡]coherency¡A©Î
Ä¶¬°¦P½Õ©Ê¡^¡v¡CHymanªí¥Ü¡G¦t©z¤¤¨ã¦³¿ç®g¬Û¤z©Êªº¤ÑÅé¶È¦³¹é¹é¥i¼Æªº¤Ö¼Æ´X
ºØ¡A¨ä¤¤¡A¤ÑµMªº¤ÑÅé·LªiÁÚ®g¡]masers¡^¬O¨ä¤¤¤@ºØ¬Û¤z©Ê·½¡A¦ý¥¦­Ìªº¿ç®g¶È¦b
¯S¦aªiªø¡C¬Û¸û¤§¤U¡A·sµo²{ªºÀþ°{Ãzµo·½ªºªiªø±a¬Û·í¼e¡A»P·LªiÁÚ®g·½¬Û·í¤£¦P¡C

·sµo²{ªº¹qªi·½´N¦ì¦b¶W·s¬PÃz¬µÀôª¬´ÝÀeªº¤U¤è¡]ºñÂI©Ò¦b¦ì¸m¡^¡A¤U¤è«h¬O¤Ñ¤å
¾Ç®a°»´ú¨ì¨C¹j77¤ÀÄÁµo¥Í¤@¦¸ªº¹qªiÃzµo¡C

¦AªÌ¡A¨ä¥L¤Ñ¤å¾Ç®a¹Á¸Õ·j´M³o­ÓÃzµo·½ªºX®g½u¿ç®g¡AµM¦Ó«o¤@µL©ÒÀò¡C³o­Óª¬ªp¬Û
·í¸Þ²§¡A¦]¬°¦h¼Æ©ñ®g¥XX®g½u°{µKªºÃzµo·½¦p¶Â¬}Âù¬Pµ¥¡A¤]³£·|¦P®É©ñ®g¥X¹qªi¿ç
®g¡C¦pªGÄ~ÄòX®g½uªi¬qªº²`«×°»´ú«o¤´µM²@µL±ÙÀòªº¸Ü¡A¨º»ò±N¬O³o­ÓGCRT J1745-
3009Ãzµo·½³Ì©úÅãªº¯S¼x¡C

Hymanµ¥¤H­pµe§Q¥ÎVLA¡B¨ä¥LX®g½u©M¹qªi±æ»·Ãèµ¥¡AÄ~ÄòºÊ´úGCRT J1745-3009¡A¨Ã¥¿
¦bµo®i¤@®M²z½×¨Ó¸ÑÄÀ³o­Ó¿W¯Sªº¹qªiÃzµo·½¡A¸Õ¹Ï°Ï¤À³o­Ó±j¤O¹qªiÃzµo·½»P¥t¤@ºØ
±j¤OÃzµo·½¡uºÏ¬P¡]magnetars¡^¡vªº²§¦P¡C

 ¦¹¥~¡ANRL¥Ø«e¥¿¦b¬ü°ê·s¾¥¦è­ô¦{«Ø³y¥þ¥@¬É³Ì¤j¡B³ÌÆF±Óªº§CÀW¹qªi±æ»·Ãè--ªøªi
°}¦C¡]Long Wavelength Array¡ALWA¡^¡C©Î³\±N¨Ó´N¥i¥H§Q¥ÎLWA¸ÑªR¥XGCRT J1745-
3009ªº©Ê½è¡A©Î·j´M¨ä¥LÃþ¦üªº¹qªiÀþ°{Ãzµo·½¡C

°Ñ¦Ò¸ê®Æ¨Ó·½¡Ghttp://www.nrao.edu/pr/2005/newsource/, 2005.03.02

* Âà¸ü¦Û»O¥_¤Ñ¤åÀ]ºô¯¸

--

              [1;32m¡C¡³[30m¡¸[;m                                 [1;5;35m¡¸[;m [1;37m¡C¡³[;m
           [1;37m¡C¡C¡³oo[;m [1;33m §Æ±æ¨[;33mC[1;33m¦¸ª[;33mº[1;33m¬Û¹[;33mJ [1;33m³£¬O¬[;33mü[1;33mÄRªº±[;33mª[1;33m°Ê[;m [1;34m¡C¡C¡³o[;m   [1;36m¡¸[m
               [1;5;31m¡¸[;m
--
[1;33mo [36mùÝùÞùÞùÞùÞùÞùÞùÞùß[33mo¡C[36m¤ßÆF¥æ¬yªº¾ô¼Ù ¸ê°T¶Ç»¼ªº¶é¦a «Ø¿v¹Ú·Qªº§O¹Ò  [33mo¡³¡C[m
[1;33m¡C[34mùà[31m»Ê¶Ç[34mùá[33m¿v¹Ú§O¹Ò[34mùâ[33m  ¡C [31m¡Ýtelnet://bbs.mcu.edu.tw¡Ý[33m                     o[m
[1;33m¡³[34mùãùäùäùäùäùäùäùäùå[33m¡³o  [37mFrom¡G220-136-100-138.dynamic.hi[33m¡C     ¡³  ¡C¡C[m
.