²é¿´: 3797  |  »Ø¸´: 6

zczc999

гæ (СÓÐÃûÆø)

[ÇóÖú] Ë­ÖªµÀ °µ¼ÆÊýÂÊ £¨Dark count rate£©µ½µ×ÊǸöʲô¶«Î÷°¡£¿£¿

×î½üÔÚ¿´Ñ©±À¶þ¼«¹Ü£¬ ÀïÃæÉæ¼°µ½°µ¼ÆÊýÂÊ£¬Õâ¸öµ½µ×ÊÇʲô¸ÅÄî°¡£¬ÎÒ²é×ÊÁÏҲûÔõô²éµ½Õâ¶«Î÷¡£ ÔÚÍøÉÏÕÒµ½µÄ½âÊÍÒ²²»Çå³þ£¬ºÃÏñÊǰµµçÁ÷Ïà¹Ø¡£
ÓÐÈËÄܽâÊÍÒ»ÏÂÂ𣬻òÕßÌṩÏà¹Ø×ÊÁÏÂ𡣷dz£¸Ðл£¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
¶¥Ò»ÏÂ
2Â¥2012-12-11 08:53:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jushangzhi

Ìú³æ (³õÈëÎÄ̳)

Â¥Ö÷ÎÒÒ²ÔÚ¾À½áÕâ¸ö¸ÅÄî°¡£¬ÄãÏÖÔÚ¸ãÇå³þÁËû£¿Âé·³·ÖÏíһϰ¡
3Â¥2013-04-08 20:38:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zczc999

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
3Â¥: Originally posted by jushangzhi at 2013-04-08 20:38:40
Â¥Ö÷ÎÒÒ²ÔÚ¾À½áÕâ¸ö¸ÅÄî°¡£¬ÄãÏÖÔÚ¸ãÇå³þÁËû£¿Âé·³·ÖÏíһϰ¡

DCR¾ÍÊÇÖ¸ÔÚûÓйâÕÕµÄÇé¿öÏ£¬Ñ©±À¶þ¼«¹ÜÓÉÓÚÈȼ¤·¢ÔØÁ÷×ÓÒý·¢µÄÑ©±À¡£
4Â¥2013-04-08 21:17:55
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jushangzhi

Ìú³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
4Â¥: Originally posted by zczc999 at 2013-04-08 21:17:55
DCR¾ÍÊÇÖ¸ÔÚûÓйâÕÕµÄÇé¿öÏ£¬Ñ©±À¶þ¼«¹ÜÓÉÓÚÈȼ¤·¢ÔØÁ÷×ÓÒý·¢µÄÑ©±À¡£...

²»Ó¦¸ÃÊÇÒ»¸ö¾ßÌåµÄÊýֵô£¿ÎÒÔÚÍøÉÏËѵĺÃÏñÊÇÎÞ¹âÕÕʱ£¬¶þ¼«¹ÜÊä³öµÄÂö³åÊý£¬¾ßÌåÔõô¶¨ÒåÎÒ»¹ÊDz»Ì«Ã÷°×¡£Çë²»Áߴͽ̣¡
5Â¥2013-04-08 21:29:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zczc999

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
5Â¥: Originally posted by jushangzhi at 2013-04-08 21:29:38
²»Ó¦¸ÃÊÇÒ»¸ö¾ßÌåµÄÊýֵô£¿ÎÒÔÚÍøÉÏËѵĺÃÏñÊÇÎÞ¹âÕÕʱ£¬¶þ¼«¹ÜÊä³öµÄÂö³åÊý£¬¾ßÌåÔõô¶¨ÒåÎÒ»¹ÊDz»Ì«Ã÷°×¡£Çë²»Áߴͽ̣¡...

ÊǸöÊýÖµ¡£Äã¿ÉÒÔ¿´Ò»ÏÂÓÃsingle photon avalanche diode ¹¹³ÉµÄpixelµÄ½á¹¹¡£Ò»°ãÊǾÍÊÇÒ»¸öÑ©±Àpn½á+Ò»¸ö´óµç×裬µ±·¢ÉúÑ©±ÀµÄʱºò£¬µç×èÉÏ»á²úÉúѹ½µ£¬´Ó¶øÊÇpn½áÉϵķ´Æ«µçѹ½µµÍ£¬ÖªµÀµÍÓÚÑ©±Àµçѹ¶øÍ£Ö¹Ñ©±À¡£Ñ©±ÀÍ£Ö¹Ö®ºó·´Æ«µçѹÔÙÂýÂýÉýÉÏÈ¥µÈ´ýÏÂÒ»´ÎÑ©±À¡£ËùÒÔÂö³åÊýÒ²¾ÍÊÇ·¢ÉúÕâÖÖÑ©±ÀµÄ´ÎÊý£¬²»Êǵ¥´¿µÄÒ»¸öpn½á£¬µ«¾Ípn½áÀ´Ëµ£¬Èç¹û²»ÖÆÖ¹£¬Ñ©±ÀÊDz»»áÍ£µÄ£¬Ò²¾ÍûÓмÆÊýһ˵·¨ÁË¡£ËùÒÔDCRҲʹÓöàÉÙHZÀ´±íʾ
6Â¥2013-04-08 23:12:30
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

realysoso

гæ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

Ö»ÒªÊÇʹÓÃCCD£¬PMT£¨¹âµç±¶Ôö¹Ü£©»òAPD£¨Ñ©±ÀÐͶþ¼«¹Ü¼ì²âÆ÷£©×÷Ϊ¹âµç¼ì²âÆ÷¶¼»áÓÐdark count rate£¨°µµçÁ÷»ò°µ¼ÆÊýÂÊ£©ÎÊÌ⣬ͨ³£Çé¿öÏ£¬ÊÇÖ¸ÎÞ¹âÕÕÈçÌõ¼þÏÂʱ£¬ÓÉÓÚÈÈÈŶ¯¾­ÓɼìÏà·Å´óÆ÷²úÉúÂö³åÊä³öµÄ¼ÆÊýÂÊ¡£Ò»°ãµÄ£¬ÎÒÃǰÑÕâ¸öDCRµ±×öϵͳÔëÉù´¦Àí¡£
7Â¥2013-10-18 13:15:33
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ zczc999 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 328Çóµ÷¼Á£¬Ó¢ÓïÁù¼¶551£¬ÓпÆÑо­Àú +4 ÉúÎ﹤³Ìµ÷¼Á 2026-03-17 8/400 2026-03-21 02:12 by JourneyLucky
[¿¼ÑÐ] 271²ÄÁϹ¤³ÌÇóµ÷¼Á +8 .6lL 2026-03-18 8/400 2026-03-21 00:58 by JourneyLucky
[¿¼ÑÐ] 304Çóµ÷¼Á +6 ÂüÊâ2266 2026-03-18 6/300 2026-03-21 00:32 by JourneyLucky
[¿¼ÑÐ] 296Çóµ÷¼Á +6 www_q 2026-03-18 10/500 2026-03-20 23:56 by JourneyLucky
[¿¼ÑÐ] ÄϾ©´óѧ»¯Ñ§376Çóµ÷¼Á +3 hisfailed 2026-03-19 6/300 2026-03-20 23:43 by hisfailed
[¿¼ÑÐ] ¿¼Ñе÷¼ÁÇóÑ§Ð£ÍÆ¼ö +3 ²®ÀÖ29 2026-03-18 5/250 2026-03-20 22:59 by JourneyLucky
[¿¼ÑÐ] 288Çóµ÷¼Á +16 ÓÚº£º£º£º£ 2026-03-19 16/800 2026-03-20 22:28 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖÐũҵ071010£¬×Ü·Ö320Çóµ÷¼Á +3 À§À§À§À§À¤À¤ 2026-03-20 3/150 2026-03-20 20:38 by ѧԱ8dgXkO
[¿¼ÑÐ] Ò»Ö¾Ô¸¼ªÁÖ´óѧ²ÄÁÏѧ˶321Çóµ÷¼Á +11 Ymlll 2026-03-18 15/750 2026-03-20 19:40 by ¶¡¶¡*
[¿¼ÑÐ] 261ÇóBÇøµ÷¼Á£¬¿ÆÑо­Àú·á¸» +3 Å£Ä̺Üæ 2026-03-20 4/200 2026-03-20 19:34 by JourneyLucky
[¿¼ÑÐ] ¹¤¿Æ²ÄÁÏ085601 279Çóµ÷¼Á +7 À§ÓÚÐdz¿ 2026-03-17 9/450 2026-03-20 17:38 by ÎÞи¿É»÷111
[¿¼ÑÐ] 298-Ò»Ö¾Ô¸Öйúũҵ´óѧ-Çóµ÷¼Á +9 ÊÖ»úÓû§ 2026-03-17 9/450 2026-03-20 14:24 by ÎÞи¿É»÷111
[¿¼ÑÐ] 0854¿É¿çµ÷¼Á£¬Ò»×÷Ò»ÏîºËÐÄÂÛÎÄÎåÏîרÀû£¬Ê¡¡¢¹ú¼¶Ö¤Êé40+ÊýÒ»Ó¢Ò»287 +8 СÀî0854 2026-03-16 8/400 2026-03-18 14:35 by ²«»÷518
[¿¼ÑÐ] ÉúÎïѧ071000 329·ÖÇóµ÷¼Á +3 ÎÒ°®ÉúÎïÉúÎﰮΠ2026-03-17 3/150 2026-03-18 10:12 by macy2011
[¿¼²©] 26²©Ê¿ÉêÇë +3 1042136743 2026-03-17 3/150 2026-03-17 23:30 by ÇáËɲ»ÉÙËæ
[¿¼ÑÐ] 302Çóµ÷¼Á +4 С¼Öͬѧ123 2026-03-15 8/400 2026-03-17 10:33 by С¼Öͬѧ123
[¿¼ÑÐ] »úеר˶325£¬Ñ°ÕÒµ÷¼ÁԺУ +3 y9999 2026-03-15 5/250 2026-03-16 19:58 by y9999
[¿¼ÑÐ] 304Çóµ÷¼Á +5 ËØÄê¼ÀÓï 2026-03-15 5/250 2026-03-16 17:00 by ÎҵĴ¬Îҵĺ£
[¿¼ÑÐ] 321Çóµ÷¼Á +5 ´óÃ×·¹£¡ 2026-03-15 5/250 2026-03-16 16:33 by houyaoxu
[¿¼ÑÐ] 277²ÄÁÏ¿ÆÑ§Ó빤³Ì080500Çóµ÷¼Á +3 ×ÔÓɼå±ý¹û×Ó 2026-03-16 3/150 2026-03-16 14:10 by ÔËÆøyunqi
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û