24СʱÈÈÃŰæ¿éÅÅÐаñ    

²é¿´: 3682  |  »Ø¸´: 30
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

Ó¥ÓðÁú

ľ³æ (ÖøÃûдÊÖ)

[ÇóÖú] ËÄÑõ»¯ÈýÌúÄÉÃ׿ÅÁ£VSMÇó·ÖÎö

ÀÏ°å¸øÁËÆª¹ØÓÚËÄÑõ»¯ÈýÌúÄÉÃ׿ÅÁ£ºÏ³ÉµÄ¸å×ÓÒªÉó£¬×÷ÕߺϳÉÁË´ó¸ÅÊ®¼¸ÄÉÃ×´óСµÄ´ÅÐÔ¿ÅÁ££¬ÆäËû±íÕ÷ÂÓ¹ý£¬×öÁ˸öVSM¸øÁËÈçͼËùʾ½á¹û£¬È»ºó×÷ÕßÉù³Æ:It can be seen that the magnetization curve shows no hysteresis. Neither coercivity nor remanence was observed. These observations reveal that the synthesized Fe3O4  nanoparticles have a single domain structure and are superparamagnetic.ÎÒ¶Ô´ÅÐÔ²ÄÁÏÒ»Çϲ»Í¨£¬Ö»¾õµÃÕâ¸ö´ÅÖÍ»ØÏßÊDz»ÊÇÉÙÁËÒ»°ë£¿½ÃÍçÁ¦ºÍÊ£´ÅÔõô¿´µÄ°¡£¬¿ÉÒÔ˵Êdz¬Ë³´ÎÂð£¿Çó´óÉñÖ¸µ¼°¡£¬½ð±ÒÏàËÍ£¡

ͼƬ2.jpg
»Ø¸´´ËÂ¥

» ÊÕ¼±¾ÌûµÄÌÔÌûר¼­ÍƼö

ËÄÑõ»¯ÈýÌúÄÉÃ׿ÅÁ£ÖƱ¸¡¢ÐÞÊμ°°ü¸² һЩºÃ¶«Î÷ һƷÌà - ´Åѧ ¿ÆÑÐ

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

wu1008

½ð³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÕâÊdz¬Ë³´ÅµÄ±íÏÖ

Ê£´ÅºÍ½ÃÍ糡£¬²éÒÔÏÂÊé¾ÍÖªµÀÁË

¼ÈÈ»Äã¶ÔÕâ¸öÁìÓò²»ÊìϤ£¬¾Í²»Ó¦¸ÃÉó¸å£¬ÕâÊǺܲ»¸ºÔðÈεÄ×ö·¨¡£²»ÖªµÀÄãÔÚÉóÄĸöÔÓÖ¾µÄ¸å£¬ÒÔºóͶ¸åÒª¿´À´Òª×¢Òâһϡ£
3Â¥2012-09-14 18:13:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 31 ¸ö»Ø´ð

Ó¥ÓðÁú

ľ³æ (ÖøÃûдÊÖ)

Ò»²»ÁôÉñ´íÁ˼¸¸ö×Ö
2Â¥2012-09-14 16:27:28
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Ó¥ÓðÁú

ľ³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
3Â¥: Originally posted by wu1008 at 2012-09-14 18:13:05
ÕâÊdz¬Ë³´ÅµÄ±íÏÖ

Ê£´ÅºÍ½ÃÍ糡£¬²éÒÔÏÂÊé¾ÍÖªµÀÁË

¼ÈÈ»Äã¶ÔÕâ¸öÁìÓò²»ÊìϤ£¬¾Í²»Ó¦¸ÃÉó¸å£¬ÕâÊǺܲ»¸ºÔðÈεÄ×ö·¨¡£²»ÖªµÀÄãÔÚÉóÄĸöÔÓÖ¾µÄ¸å£¬ÒÔºóͶ¸åÒª¿´À´Òª×¢Òâһϡ£

»°ËµÀϰ尲ÅŵÄÉó¸å°¡£¬ÀϰåÒ²²»ÊÇ×öÕâ¸öµÄ£¬Ö»Òª²»ÊÇÀϰåÑо¿·½ÏòµÄÉó¸åÒ»°ã¶¼À´×ÔÓÚµÚÈý¹ú¼Ò£¬Õâ¸öÊÖ¸åÀï¹ØÓÚ×÷ÕߺÍ×÷Õßµ¥Î»µÄÐÅϢɶ¶¼Ã»ÓС£ÎÄÕÂҲûɶÐÂÓ±ÐÔ£¬Ò»´ó¶ÑÓï·¨´íÎó
4Â¥2012-09-14 21:42:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Ó¥ÓðÁú

ľ³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
3Â¥: Originally posted by wu1008 at 2012-09-14 18:13:05
ÕâÊdz¬Ë³´ÅµÄ±íÏÖ

Ê£´ÅºÍ½ÃÍ糡£¬²éÒÔÏÂÊé¾ÍÖªµÀÁË

¼ÈÈ»Äã¶ÔÕâ¸öÁìÓò²»ÊìϤ£¬¾Í²»Ó¦¸ÃÉó¸å£¬ÕâÊǺܲ»¸ºÔðÈεÄ×ö·¨¡£²»ÖªµÀÄãÔÚÉóÄĸöÔÓÖ¾µÄ¸å£¬ÒÔºóͶ¸åÒª¿´À´Òª×¢Òâһϡ£

Ò»¸öµÚÈýÊÀ½çÖ÷±àµÄopen accessÒ°¼¦ÔÓÖ¾
5Â¥2012-09-14 21:47:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[»ù½ðÉêÇë] filecode£¬4¸öjtjcÁË +14 ziyangfang 2026-08-19 17/850 2026-08-24 18:37 by ¹þ¹þ¸ò£¿
[»ù½ðÉêÇë] ÄÜ·ñÍ˳ö²ÎÓëµÄÃæÉÏÏîÄ¿½â³ýÏÞÏî +20 koalala 2026-08-24 22/1100 2026-08-24 18:01 by Nano-Firefly
[»ù½ðÉêÇë] ûÓÐÈκÎÏûÏ¢-ÊDz»ÊǾÍÁ¹ÁË +6 ͼÀ²Í¼À² 2026-08-24 6/300 2026-08-24 17:44 by ССºì·«
[»ù½ðÉêÇë] Èç¹û´Ë¿ÌÄãÕýÔÚΪ¹ú»ù¸Ðµ½½¹ÂÇ£¬²»·ÁÀ´ÌýÌýÕâÊס¶»ù½ðÖ®Íâ¡· +5 scalable 2026-08-24 5/250 2026-08-24 17:03 by spiderzhuzhi
[»ù½ðÉêÇë] ¹À¼ÆÊÇÖÜËÄ +4 archvillain 2026-08-18 4/200 2026-08-24 13:53 by zzuzxg
[»ù½ðÉêÇë] ÅóÓÑȦ¿´µ½µÄ +7 wangzilk 2026-08-18 9/450 2026-08-24 10:50 by cmrandy
[»ù½ðÉêÇë] ÈÃÎÒÖÐÒ»¸öÃæÉϰɣ¡ +13 ´óƼ1987 2026-08-20 16/800 2026-08-24 10:23 by ̫ɵÁË
[»ù½ðÉêÇë] ¿ÆÑй¶ùÌ«ÄÑÁË +18 ÎÒ4´ó°×²Ë 2026-08-20 19/950 2026-08-24 09:47 by ¿­¶÷¹ãÊ¢´ß»¯·ÖÎ
[»ù½ðÉêÇë] Ã÷ÌìÓ¦¸Ã¿É²éÁË£¡£¿ +4 chengyan1220 2026-08-23 4/200 2026-08-24 08:47 by gloomy6159
[»ù½ðÉêÇë] ʲôʱºò¿ª½±£¿ +10 CrisMessi 2026-08-18 11/550 2026-08-24 06:50 by ¿ªÐĵÄСʨ×Ó
[»ù½ðÉêÇë] 2026ÄêµÄ¹ú¼ÒÉç¿Æ»ù½ðÏîĿͨѶÆÀÉóµÄйæÔòÓëж¯Ïò¡¢ÐÂÌôÕ½ +4 process2012 2026-08-23 5/250 2026-08-23 19:58 by jurkat.1640
[»ù½ðÉêÇë] ½ñÌì·Å°ñÂ𣿠+15 ²¼²¼ºÍÒ»¶þ 2026-08-19 16/800 2026-08-23 09:55 by ÕÅ´ºÉú
[»ù½ðÉêÇë] ½ñÌì»ù½ð»á³ö½á¹ûÂð£¿20260819 +16 kkkl_v 2026-08-19 17/850 2026-08-22 16:12 by °¢²¼Abu
[»ù½ðÉêÇë] ʱ¼ä´Á½ñÌ죬20ºÅ±äÁË +5 archvillain 2026-08-20 5/250 2026-08-22 06:12 by hui_daxiao
[»ù½ðÉêÇë] Ó¦¸ÃÊÇÏÂÖÜÈý26ÈÕ¹«²¼Á˰ɣ¿ +4 ¹þ¹þ¸ò£¿ 2026-08-21 4/200 2026-08-21 10:58 by Vivilian
[ÂÛÎÄͶ¸å] Ͷ¸å×Éѯ +5 wwm09 2026-08-17 7/350 2026-08-21 10:11 by ÆÚ¿¯ÂÛÎİïÊÖ
[»ù½ðÉêÇë] ½ñÌì·Å°ñûϷÁ衃 +9 yuleib84 2026-08-19 11/550 2026-08-21 10:06 by gltch
[»ù½ðÉêÇë] »ù½ð°¡»ù½ð +4 longfie172 2026-08-20 4/200 2026-08-21 08:58 by mark mao
[»ù½ðÉêÇë] Ã÷Ìì·Å°ñ£¿ +5 Shxjjxjkx 2026-08-18 5/250 2026-08-18 18:14 by -´ó´ó´ó´ó´ó-
[»ù½ðÉêÇë] ½ñÌìά»¤ÏµÍ³Î¬»¤ ×£ËùÓÐÈË ¸ßÖÐ +8 gjjjzhong 2026-08-18 9/450 2026-08-18 13:01 by ¼ÒÓëÔ¶·½
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û