±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1545  |  »Ø¸´: 26
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
¡¾Óн±½»Á÷¡¿»ý¼«»Ø¸´±¾Ìû×Ó£¬²ÎÓë½»Á÷£¬¾ÍÓлú»á·ÖµÃ×÷Õß zhangwhu µÄ 26 ¸ö½ð±Ò
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

zhangwhu

ľ³æ (СÓÐÃûÆø)

[½»Á÷] ¡¾½»Á÷¡¿Nature PhotonicsÁÁµã°µ¹Â×Ó

°µ¹Â×Ó¹¤×÷ÖÕÓڵõ½¹Â×Ó½çÖØÊÓÁË

×î½üµÄÒ»ÆÚnature photonicsÉÏÃæ£¬ÁÁµãÎÒÃǵݵ¹Â×Ó¹¤×÷¡£
Õâ·Ý¹¤×÷¿ÉÊDz¨ÕÛÍò·Ö£¬±»Optics LettersÍÏÁ˽ü°ëÄ꣬¾ÜÁËÁ½´Î£¬µ±Ê±¸Ð¾õÖ»ÄÜÉÏoptics communicationsÁË¡£ÐÒÔ˵ÄÊÇ£¬PRAºÜÓѺõĽÓÊÜÁËÎÒÃǵŤ×÷¡£È»ºóÓÖ±»Nature photonicsÁÁµãÁË£¬ºÇºÇ£¬ËãÉÏÊ¯Ä«Ï©ËøÄ£±»NPGÁÁµã£¬ÕâÊÇÎÒÃǵڶþ´ÎÉÏNPG¡£
http://www.sciencenet.cn/m/user_content.aspx?id=280281

Ï£Íû½ÓÏÂÀ´µÄ¹¤×÷¸üÈÝÒ×Õ¹¿ª£¬Ñо¿Ê¯Ä«Ï©ËøÄ£ÒÔ¼°°µ¹Â×ÓµÄͬÐÐÔ½À´Ô½¶à£¡Ò²Ï£ÍûÓиü¶àµÄ¹¤×÷±»NPGÁÁµã£¬Èç¹ûÄÜ·¢±íÒ»Á½Æªµ±È»ÊǸüºÃÁË¡£





°µ¹Â×ÓÂÛÎÄ£º
Han Zhang,  Dingyuan Tang, Luming Zhao and Wu Xuan,¡°Dark pulse emission of a fiber laser¡¯¡¯ Physical Review A, 80, 045803 (2009). [Full-text PDF]


Solitons

Dark laser debut

Phys. Rev. A 80, 045803 (2009)
Although lasers are well known to emit bright pulses of light, a team of researchers in Singapore have now demonstrated the exact opposite ¡ª a fibre laser that emits a stream of 'dark pulses'. The erbium-doped fibre laser developed by Han Zhang and co-workers from Nanyang Technological University emits a series of intensity dips in a continuous-wave background of laser emission. The scientists attribute the phenomenon to dark-soliton shaping in the laser cavity. The laser consists of a fibre ring cavity that contains a 5 m length of erbium-doped fibre to provide optical gain and a 150 m length of dispersion compensation fibre. It also features a polarization controller, an isolator, a 50:50 output coupler and a multiplexer for injecting 1,480 nm pump light into the cavity. The researchers observed a series of dark pulses at the fundamental cavity repetition rate. They also say that by carefully controlling the pump strength and orientation of the polarization controller, the output could be reduced to a single dark pulse. Analysis suggests that the dark pulses have a hyperbolic-tangent profile and a typical pulse width of 8 ps, and are transform-limited.
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dawnlight

ÈÙÓþ°æÖ÷ (Ö°Òµ×÷¼Ò)

Сľ³æÐ¡Ð¡°æÖ÷

¡ï
zhangwhu(½ð±Ò+1,VIP+0):ÊÇÕâÑùµÄ£¬·çÏպܴó£¬ÕâÆªÎÄÕÂÍÏÁ˹²9¸öÔ²Å×îÖÕ·¢±í£¡ 1-18 09:50
ºÃ¹¤×÷£¬ÌرðÊÇ¿ª´´ÐԵŤ×÷ºÜ¶àʱºòÊÇÓзçÏյġ£×ÜËãµÃµ½ÁËÒµ½çµÄÈÏ¿É
×ËÔ»:ÄêÇá»á½áÊø£¬ÔÚ½áÊøÒÔǰ£¬°ÑÏë×öµÄÊÂ×öÍê°É!
9Â¥2010-01-16 22:33:36
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 27 ¸ö»Ø´ð

mickk

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡ï
zhangwhu(½ð±Ò+1,VIP+0): 1-16 12:02
´óÅ£ÈË£¬Ñ§Ï°Ñ§Ï°
2Â¥2010-01-14 15:48:45
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

opt-comm

ľ³æ (ÕýʽдÊÖ)

¡ï
zhangwhu(½ð±Ò+1,VIP+0): 1-16 12:02
ȷʵÊǺܴóµÄÍ»ÆÆ£¬¹§Ï²¹§Ï²£¡
3Â¥2010-01-16 10:14:36
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

opt-comm

ľ³æ (ÕýʽдÊÖ)

¡ï
zhangwhu(½ð±Ò+1,VIP+0):лл£¡ 1-16 12:02
Õâ¸ö°µ¹Â×ÓÐòÁÐÖØ¸´ÆµÂÊÊǶàÉÙ£¿
4Â¥2010-01-16 10:18:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 352·Ö-085602-Ò»Ö¾Ô¸985 +4 º£Äɰٴ¨Ly 2026-03-29 4/200 2026-03-29 08:10 by fmesaito
[¿¼ÑÐ] Ò»Ö¾Ô¸¹þ¶û±õ¹¤Òµ´óѧ²ÄÁÏÓ뻯¹¤·½Ïò336·Ö +9 ³½ãå5211314 2026-03-26 9/450 2026-03-29 01:12 by ÎÒÊÇС¿µ
[¿¼ÑÐ] 085600£¬×¨Òµ¿Î»¯¹¤Ô­Àí£¬321·ÖÇóµ÷¼Á +4 ´ó²öС×Ó 2026-03-28 4/200 2026-03-29 00:32 by 544594351
[¿¼ÑÐ] Ò»Ö¾Ô¸Ö£ÖÝ´óѧ£¬080500ѧ˶£¬×Ü·Ö317·ÖÇóµ÷¼Á +5 ¾Ù¸öÀõ×Óoi 2026-03-24 6/300 2026-03-28 23:03 by lizhi8172
[¿¼ÑÐ] 320·Ö£¬²ÄÁÏÓ뻯¹¤×¨Òµ£¬Çóµ÷¼Á +9 Ò»¶¨Éϰ¶aaa 2026-03-27 13/650 2026-03-28 15:00 by ÉñÂí¶¼²»¶®
[¿¼ÑÐ] Çóµ÷¼Á +3 QiMing7 2026-03-25 4/200 2026-03-28 14:30 by QiMing7
[¿¼ÑÐ] 085701»·¾³¹¤³Ì£¬267Çóµ÷¼Á +16 minht 2026-03-26 16/800 2026-03-28 12:16 by zllcz
[¿¼ÑÐ] 286Çóµ÷¼Á +12 PolarBear11 2026-03-26 12/600 2026-03-28 12:14 by zllcz
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄϾ©º½¿Õº½Ìì´óѧ²ÄÁÏѧ˶Çóµ÷¼Á +3 @taotao 2026-03-28 3/150 2026-03-28 10:26 by JourneyLucky
[¿¼ÑÐ] 081200-314 +3 LILIQQ 2026-03-27 4/200 2026-03-28 09:41 by ±£»¤µØÇòÄãÎÒ×öÆ
[¿¼ÑÐ] 331»·¾³¿ÆÑ§Ó빤³ÌÇóµ÷¼Á +3 ìÚÈ»ºÃÔËÆø 2026-03-27 3/150 2026-03-28 04:11 by fmesaito
[¿¼ÑÐ] 284Çóµ÷¼Á +11 junqihahaha 2026-03-26 12/600 2026-03-27 04:37 by wxiongid
[¿¼ÑÐ] 336²ÄÁÏÇóµ÷¼Á +7 ³ÂäÞÓ¨ 2026-03-26 9/450 2026-03-27 00:20 by wxiongid
[¿¼ÑÐ] 333Çóµ÷¼Á +6 wfh030413@ 2026-03-23 6/300 2026-03-26 22:45 by ѧԱ8dgXkO
[¿¼ÑÐ] 340Çóµ÷¼Á +3 Amber00 2026-03-26 3/150 2026-03-26 18:57 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 297Çóµ÷¼Á +6 ÌïºéÓÐ 2026-03-26 6/300 2026-03-26 15:55 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 0854È˹¤ÖÇÄÜ·½ÏòÕÐÊÕµ÷¼Á +4 ÕÂСÓã567 2026-03-24 4/200 2026-03-25 13:29 by 2177681040
[¿¼ÑÐ] Ò»Ö¾Ô¸±±»¯315 Çóµ÷¼Á +3 akrrain 2026-03-24 3/150 2026-03-24 19:35 by ÁËÁËÁËÁË¡£¡£
[¿¼ÑÐ] »¯¹¤×¨Ë¶Çóµ÷¼Á +3 questionÍì·ç 2026-03-24 3/150 2026-03-24 18:48 by jhhcooi
[ÂÛÎÄͶ¸å] ¼±·¢ºËÐÄÆÚ¿¯ÂÛÎÄ +3 ÏÍ´ïÎʽò 2026-03-23 5/250 2026-03-23 17:13 by ÃÃ×Ó²»ºÃÈÇ
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û